author | Gregory Szorc <gregory.szorc@gmail.com> |
Thu, 15 Jun 2017 10:38:19 -0700 | |
changeset 32848 | 485b8e87e244 |
parent 32822 | e65ff29dbeb0 |
child 32884 | 9d472b219fb0 |
permissions | -rw-r--r-- |
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# obsolete.py - obsolete markers handling |
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# |
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# Copyright 2012 Pierre-Yves David <pierre-yves.david@ens-lyon.org> |
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# Logilab SA <contact@logilab.fr> |
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# |
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# This software may be used and distributed according to the terms of the |
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# GNU General Public License version 2 or any later version. |
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"""Obsolete marker handling |
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An obsolete marker maps an old changeset to a list of new |
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changesets. If the list of new changesets is empty, the old changeset |
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is said to be "killed". Otherwise, the old changeset is being |
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"replaced" by the new changesets. |
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Obsolete markers can be used to record and distribute changeset graph |
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transformations performed by history rewrite operations, and help |
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building new tools to reconcile conflicting rewrite actions. To |
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facilitate conflict resolution, markers include various annotations |
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besides old and news changeset identifiers, such as creation date or |
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author name. |
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The old obsoleted changeset is called a "precursor" and possible |
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replacements are called "successors". Markers that used changeset X as |
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a precursor are called "successor markers of X" because they hold |
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information about the successors of X. Markers that use changeset Y as |
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a successors are call "precursor markers of Y" because they hold |
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information about the precursors of Y. |
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Examples: |
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- When changeset A is replaced by changeset A', one marker is stored: |
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(A, (A',)) |
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- When changesets A and B are folded into a new changeset C, two markers are |
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stored: |
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(A, (C,)) and (B, (C,)) |
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- When changeset A is simply "pruned" from the graph, a marker is created: |
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(A, ()) |
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- When changeset A is split into B and C, a single marker is used: |
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(A, (B, C)) |
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We use a single marker to distinguish the "split" case from the "divergence" |
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case. If two independent operations rewrite the same changeset A in to A' and |
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A'', we have an error case: divergent rewriting. We can detect it because |
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two markers will be created independently: |
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(A, (B,)) and (A, (C,)) |
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Format |
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------ |
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Markers are stored in an append-only file stored in |
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'.hg/store/obsstore'. |
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The file starts with a version header: |
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- 1 unsigned byte: version number, starting at zero. |
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The header is followed by the markers. Marker format depend of the version. See |
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comment associated with each format for details. |
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""" |
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from __future__ import absolute_import |
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import errno |
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import struct |
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from .i18n import _ |
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from . import ( |
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error, |
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node, |
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phases, |
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policy, |
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util, |
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) |
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parsers = policy.importmod(r'parsers') |
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_pack = struct.pack |
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_unpack = struct.unpack |
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_calcsize = struct.calcsize |
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propertycache = util.propertycache |
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# the obsolete feature is not mature enough to be enabled by default. |
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# you have to rely on third party extension extension to enable this. |
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_enabled = False |
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# Options for obsolescence |
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createmarkersopt = 'createmarkers' |
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allowunstableopt = 'allowunstable' |
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exchangeopt = 'exchange' |
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def isenabled(repo, option): |
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"""Returns True if the given repository has the given obsolete option |
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enabled. |
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""" |
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result = set(repo.ui.configlist('experimental', 'evolution')) |
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if 'all' in result: |
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return True |
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# For migration purposes, temporarily return true if the config hasn't been |
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# set but _enabled is true. |
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if len(result) == 0 and _enabled: |
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return True |
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|
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113 |
# createmarkers must be enabled if other options are enabled |
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|
114 |
if ((allowunstableopt in result or exchangeopt in result) and |
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|
115 |
not createmarkersopt in result): |
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|
116 |
raise error.Abort(_("'createmarkers' obsolete option must be enabled " |
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|
117 |
"if other obsolete options are enabled")) |
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|
118 |
|
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|
119 |
return option in result |
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|
120 |
|
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|
121 |
### obsolescence marker flag |
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122 |
|
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|
123 |
## bumpedfix flag |
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124 |
# |
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|
125 |
# When a changeset A' succeed to a changeset A which became public, we call A' |
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|
126 |
# "bumped" because it's a successors of a public changesets |
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127 |
# |
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|
128 |
# o A' (bumped) |
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|
129 |
# |`: |
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130 |
# | o A |
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|
131 |
# |/ |
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132 |
# o Z |
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133 |
# |
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|
134 |
# The way to solve this situation is to create a new changeset Ad as children |
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|
135 |
# of A. This changeset have the same content than A'. So the diff from A to A' |
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|
136 |
# is the same than the diff from A to Ad. Ad is marked as a successors of A' |
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137 |
# |
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138 |
# o Ad |
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|
139 |
# |`: |
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140 |
# | x A' |
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|
141 |
# |'| |
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|
142 |
# o | A |
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143 |
# |/ |
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|
144 |
# o Z |
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145 |
# |
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|
146 |
# But by transitivity Ad is also a successors of A. To avoid having Ad marked |
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|
147 |
# as bumped too, we add the `bumpedfix` flag to the marker. <A', (Ad,)>. |
18644
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|
148 |
# This flag mean that the successors express the changes between the public and |
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|
149 |
# bumped version and fix the situation, breaking the transitivity of |
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|
150 |
# "bumped" here. |
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|
151 |
bumpedfix = 1 |
22850
b078e4dc9f9a
obsstore: add a flag for sha256 hashes
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|
152 |
usingsha256 = 2 |
17831
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|
153 |
|
22612
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|
154 |
## Parsing and writing of version "0" |
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|
155 |
# |
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|
156 |
# The header is followed by the markers. Each marker is made of: |
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|
157 |
# |
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|
158 |
# - 1 uint8 : number of new changesets "N", can be zero. |
22612
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|
159 |
# |
22849
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|
160 |
# - 1 uint32: metadata size "M" in bytes. |
22612
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|
161 |
# |
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|
162 |
# - 1 byte: a bit field. It is reserved for flags used in common |
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|
163 |
# obsolete marker operations, to avoid repeated decoding of metadata |
fdfa40ee75cf
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|
164 |
# entries. |
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|
165 |
# |
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|
166 |
# - 20 bytes: obsoleted changeset identifier. |
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|
167 |
# |
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|
168 |
# - N*20 bytes: new changesets identifiers. |
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|
169 |
# |
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|
170 |
# - M bytes: metadata as a sequence of nul-terminated strings. Each |
fdfa40ee75cf
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|
171 |
# string contains a key and a value, separated by a colon ':', without |
fdfa40ee75cf
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|
172 |
# additional encoding. Keys cannot contain '\0' or ':' and values |
fdfa40ee75cf
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|
173 |
# cannot contain '\0'. |
fdfa40ee75cf
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|
174 |
_fm0version = 0 |
fdfa40ee75cf
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|
175 |
_fm0fixed = '>BIB20s' |
fdfa40ee75cf
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|
176 |
_fm0node = '20s' |
23498
ac910b1f5658
obsstore: prefetch struct.calcsize
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23497
diff
changeset
|
177 |
_fm0fsize = _calcsize(_fm0fixed) |
ac910b1f5658
obsstore: prefetch struct.calcsize
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23497
diff
changeset
|
178 |
_fm0fnodesize = _calcsize(_fm0node) |
22334
f2c3cfc30e9c
obsolete: move _encodemarkers next to _readmarkers
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22333
diff
changeset
|
179 |
|
24014
7d9367de2654
obsolete: make optional offset parameter to fm*readmarkers required
Augie Fackler <augie@google.com>
parents:
23973
diff
changeset
|
180 |
def _fm0readmarkers(data, off): |
17070
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|
181 |
# Loop on markers |
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|
182 |
l = len(data) |
22327
f737631a9f0a
obsolete: rename all _fm to _fm0
Pierre-Yves David <pierre-yves.david@fb.com>
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22326
diff
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|
183 |
while off + _fm0fsize <= l: |
17070
ad0d6c2b3279
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parents:
diff
changeset
|
184 |
# read fixed part |
22327
f737631a9f0a
obsolete: rename all _fm to _fm0
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22326
diff
changeset
|
185 |
cur = data[off:off + _fm0fsize] |
f737631a9f0a
obsolete: rename all _fm to _fm0
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parents:
22326
diff
changeset
|
186 |
off += _fm0fsize |
22685
753515d9e274
obsolete: replace "nb" notation with "num" (for "number")
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22614
diff
changeset
|
187 |
numsuc, mdsize, flags, pre = _unpack(_fm0fixed, cur) |
17070
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changeset
|
188 |
# read replacement |
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|
189 |
sucs = () |
22685
753515d9e274
obsolete: replace "nb" notation with "num" (for "number")
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diff
changeset
|
190 |
if numsuc: |
753515d9e274
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diff
changeset
|
191 |
s = (_fm0fnodesize * numsuc) |
17070
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diff
changeset
|
192 |
cur = data[off:off + s] |
22685
753515d9e274
obsolete: replace "nb" notation with "num" (for "number")
Pierre-Yves David <pierre-yves.david@fb.com>
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diff
changeset
|
193 |
sucs = _unpack(_fm0node * numsuc, cur) |
17070
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parents:
diff
changeset
|
194 |
off += s |
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diff
changeset
|
195 |
# read metadata |
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|
196 |
# (metadata will be decoded on demand) |
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|
197 |
metadata = data[off:off + mdsize] |
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changeset
|
198 |
if len(metadata) != mdsize: |
26587
56b2bcea2529
error: get Abort from 'error' instead of 'util'
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
26310
diff
changeset
|
199 |
raise error.Abort(_('parsing obsolete marker: metadata is too ' |
17070
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parents:
diff
changeset
|
200 |
'short, %d bytes expected, got %d') |
17253
67f56ff5afcd
obsolete: fix decoding error message arguments
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
17220
diff
changeset
|
201 |
% (mdsize, len(metadata))) |
17070
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obsolete: introduction of obsolete markers
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parents:
diff
changeset
|
202 |
off += mdsize |
22847
37460ee2003c
obsolete: _rename decodemeta to _fm0decodemeta
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22846
diff
changeset
|
203 |
metadata = _fm0decodemeta(metadata) |
22222
883e8b6bd461
obsmarker: add `date` as an explicit field
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22221
diff
changeset
|
204 |
try: |
22845
ef880e28e56a
obsolete: store metadata as a tuple of (key, value) pairs (API)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22685
diff
changeset
|
205 |
when, offset = metadata.pop('date', '0 0').split(' ') |
22309
a65697c3f20e
obsolete: avoid slow, generic date parsing
Gregory Szorc <gregory.szorc@gmail.com>
parents:
22274
diff
changeset
|
206 |
date = float(when), int(offset) |
a65697c3f20e
obsolete: avoid slow, generic date parsing
Gregory Szorc <gregory.szorc@gmail.com>
parents:
22274
diff
changeset
|
207 |
except ValueError: |
22222
883e8b6bd461
obsmarker: add `date` as an explicit field
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22221
diff
changeset
|
208 |
date = (0., 0) |
22258
cf414981978a
obsstore: also store the 'parents' field on disk
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22257
diff
changeset
|
209 |
parents = None |
22845
ef880e28e56a
obsolete: store metadata as a tuple of (key, value) pairs (API)
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22685
diff
changeset
|
210 |
if 'p2' in metadata: |
ef880e28e56a
obsolete: store metadata as a tuple of (key, value) pairs (API)
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parents:
22685
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changeset
|
211 |
parents = (metadata.pop('p1', None), metadata.pop('p2', None)) |
ef880e28e56a
obsolete: store metadata as a tuple of (key, value) pairs (API)
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changeset
|
212 |
elif 'p1' in metadata: |
ef880e28e56a
obsolete: store metadata as a tuple of (key, value) pairs (API)
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|
213 |
parents = (metadata.pop('p1', None),) |
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214 |
elif 'p0' in metadata: |
22258
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|
215 |
parents = () |
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|
216 |
if parents is not None: |
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|
217 |
try: |
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|
218 |
parents = tuple(node.bin(p) for p in parents) |
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|
219 |
# if parent content is not a nodeid, drop the data |
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|
220 |
for p in parents: |
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|
221 |
if len(p) != 20: |
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|
222 |
parents = None |
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|
223 |
break |
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|
224 |
except TypeError: |
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|
225 |
# if content cannot be translated to nodeid drop the data. |
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|
226 |
parents = None |
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|
227 |
|
22845
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|
228 |
metadata = tuple(sorted(metadata.iteritems())) |
22222
883e8b6bd461
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|
229 |
|
22258
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|
230 |
yield (pre, sucs, flags, metadata, date, parents) |
17070
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|
231 |
|
22330
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|
232 |
def _fm0encodeonemarker(marker): |
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|
233 |
pre, sucs, flags, metadata, date, parents = marker |
22850
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|
234 |
if flags & usingsha256: |
26587
56b2bcea2529
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|
235 |
raise error.Abort(_('cannot handle sha256 with old obsstore format')) |
22845
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|
236 |
metadata = dict(metadata) |
23002
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|
237 |
time, tz = date |
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|
238 |
metadata['date'] = '%r %i' % (time, tz) |
22330
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|
239 |
if parents is not None: |
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|
240 |
if not parents: |
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changeset
|
241 |
# mark that we explicitly recorded no parents |
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|
242 |
metadata['p0'] = '' |
32278
7c3ef55dedbe
obsolete: use 2 argument form of enumerate()
Gregory Szorc <gregory.szorc@gmail.com>
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32201
diff
changeset
|
243 |
for i, p in enumerate(parents, 1): |
7c3ef55dedbe
obsolete: use 2 argument form of enumerate()
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diff
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|
244 |
metadata['p%i' % i] = node.hex(p) |
22846
b1efc4893da4
obsolete: _rename encodemeta to _fm0encodemeta
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diff
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|
245 |
metadata = _fm0encodemeta(metadata) |
22685
753515d9e274
obsolete: replace "nb" notation with "num" (for "number")
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22614
diff
changeset
|
246 |
numsuc = len(sucs) |
753515d9e274
obsolete: replace "nb" notation with "num" (for "number")
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diff
changeset
|
247 |
format = _fm0fixed + (_fm0node * numsuc) |
753515d9e274
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|
248 |
data = [numsuc, len(metadata), flags, pre] |
22330
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changeset
|
249 |
data.extend(sucs) |
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diff
changeset
|
250 |
return _pack(format, *data) + metadata |
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obsolete: move _fm0encodeonemarker next to _fm0readmarkers
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diff
changeset
|
251 |
|
22848
72100c1d53d4
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diff
changeset
|
252 |
def _fm0encodemeta(meta): |
72100c1d53d4
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diff
changeset
|
253 |
"""Return encoded metadata string to string mapping. |
72100c1d53d4
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changeset
|
254 |
|
72100c1d53d4
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diff
changeset
|
255 |
Assume no ':' in key and no '\0' in both key and value.""" |
72100c1d53d4
obsolete: gather _fm0 meta encoding with other _fm0 code
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parents:
22847
diff
changeset
|
256 |
for key, value in meta.iteritems(): |
72100c1d53d4
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diff
changeset
|
257 |
if ':' in key or '\0' in key: |
72100c1d53d4
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changeset
|
258 |
raise ValueError("':' and '\0' are forbidden in metadata key'") |
72100c1d53d4
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changeset
|
259 |
if '\0' in value: |
72100c1d53d4
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changeset
|
260 |
raise ValueError("':' is forbidden in metadata value'") |
72100c1d53d4
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changeset
|
261 |
return '\0'.join(['%s:%s' % (k, meta[k]) for k in sorted(meta)]) |
72100c1d53d4
obsolete: gather _fm0 meta encoding with other _fm0 code
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diff
changeset
|
262 |
|
72100c1d53d4
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diff
changeset
|
263 |
def _fm0decodemeta(data): |
72100c1d53d4
obsolete: gather _fm0 meta encoding with other _fm0 code
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parents:
22847
diff
changeset
|
264 |
"""Return string to string dictionary from encoded version.""" |
72100c1d53d4
obsolete: gather _fm0 meta encoding with other _fm0 code
Pierre-Yves David <pierre-yves.david@fb.com>
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22847
diff
changeset
|
265 |
d = {} |
72100c1d53d4
obsolete: gather _fm0 meta encoding with other _fm0 code
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changeset
|
266 |
for l in data.split('\0'): |
72100c1d53d4
obsolete: gather _fm0 meta encoding with other _fm0 code
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diff
changeset
|
267 |
if l: |
72100c1d53d4
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diff
changeset
|
268 |
key, value = l.split(':') |
72100c1d53d4
obsolete: gather _fm0 meta encoding with other _fm0 code
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diff
changeset
|
269 |
d[key] = value |
72100c1d53d4
obsolete: gather _fm0 meta encoding with other _fm0 code
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diff
changeset
|
270 |
return d |
72100c1d53d4
obsolete: gather _fm0 meta encoding with other _fm0 code
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diff
changeset
|
271 |
|
22851
974389427e5f
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diff
changeset
|
272 |
## Parsing and writing of version "1" |
974389427e5f
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|
273 |
# |
974389427e5f
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changeset
|
274 |
# The header is followed by the markers. Each marker is made of: |
974389427e5f
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|
275 |
# |
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changeset
|
276 |
# - uint32: total size of the marker (including this field) |
974389427e5f
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|
277 |
# |
974389427e5f
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diff
changeset
|
278 |
# - float64: date in seconds since epoch |
974389427e5f
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changeset
|
279 |
# |
974389427e5f
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changeset
|
280 |
# - int16: timezone offset in minutes |
974389427e5f
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changeset
|
281 |
# |
974389427e5f
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changeset
|
282 |
# - uint16: a bit field. It is reserved for flags used in common |
974389427e5f
obsolete: introduce a new binary encoding for obsmarkers (version 1)
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diff
changeset
|
283 |
# obsolete marker operations, to avoid repeated decoding of metadata |
974389427e5f
obsolete: introduce a new binary encoding for obsmarkers (version 1)
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changeset
|
284 |
# entries. |
974389427e5f
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changeset
|
285 |
# |
974389427e5f
obsolete: introduce a new binary encoding for obsmarkers (version 1)
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diff
changeset
|
286 |
# - uint8: number of successors "N", can be zero. |
974389427e5f
obsolete: introduce a new binary encoding for obsmarkers (version 1)
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changeset
|
287 |
# |
974389427e5f
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diff
changeset
|
288 |
# - uint8: number of parents "P", can be zero. |
974389427e5f
obsolete: introduce a new binary encoding for obsmarkers (version 1)
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changeset
|
289 |
# |
974389427e5f
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changeset
|
290 |
# 0: parents data stored but no parent, |
974389427e5f
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diff
changeset
|
291 |
# 1: one parent stored, |
974389427e5f
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changeset
|
292 |
# 2: two parents stored, |
974389427e5f
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changeset
|
293 |
# 3: no parent data stored |
974389427e5f
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changeset
|
294 |
# |
974389427e5f
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changeset
|
295 |
# - uint8: number of metadata entries M |
974389427e5f
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changeset
|
296 |
# |
974389427e5f
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diff
changeset
|
297 |
# - 20 or 32 bytes: precursor changeset identifier. |
974389427e5f
obsolete: introduce a new binary encoding for obsmarkers (version 1)
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changeset
|
298 |
# |
974389427e5f
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diff
changeset
|
299 |
# - N*(20 or 32) bytes: successors changesets identifiers. |
974389427e5f
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changeset
|
300 |
# |
974389427e5f
obsolete: introduce a new binary encoding for obsmarkers (version 1)
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diff
changeset
|
301 |
# - P*(20 or 32) bytes: parents of the precursors changesets. |
974389427e5f
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changeset
|
302 |
# |
974389427e5f
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changeset
|
303 |
# - M*(uint8, uint8): size of all metadata entries (key and value) |
974389427e5f
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changeset
|
304 |
# |
974389427e5f
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changeset
|
305 |
# - remaining bytes: the metadata, each (key, value) pair after the other. |
974389427e5f
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changeset
|
306 |
_fm1version = 1 |
974389427e5f
obsolete: introduce a new binary encoding for obsmarkers (version 1)
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changeset
|
307 |
_fm1fixed = '>IdhHBBB20s' |
974389427e5f
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diff
changeset
|
308 |
_fm1nodesha1 = '20s' |
974389427e5f
obsolete: introduce a new binary encoding for obsmarkers (version 1)
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diff
changeset
|
309 |
_fm1nodesha256 = '32s' |
23499
b46876c94a93
obsstore: cache size computation for fm1 node
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
23498
diff
changeset
|
310 |
_fm1nodesha1size = _calcsize(_fm1nodesha1) |
b46876c94a93
obsstore: cache size computation for fm1 node
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
23498
diff
changeset
|
311 |
_fm1nodesha256size = _calcsize(_fm1nodesha256) |
23498
ac910b1f5658
obsstore: prefetch struct.calcsize
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
23497
diff
changeset
|
312 |
_fm1fsize = _calcsize(_fm1fixed) |
22851
974389427e5f
obsolete: introduce a new binary encoding for obsmarkers (version 1)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22850
diff
changeset
|
313 |
_fm1parentnone = 3 |
974389427e5f
obsolete: introduce a new binary encoding for obsmarkers (version 1)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22850
diff
changeset
|
314 |
_fm1parentshift = 14 |
974389427e5f
obsolete: introduce a new binary encoding for obsmarkers (version 1)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22850
diff
changeset
|
315 |
_fm1parentmask = (_fm1parentnone << _fm1parentshift) |
974389427e5f
obsolete: introduce a new binary encoding for obsmarkers (version 1)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22850
diff
changeset
|
316 |
_fm1metapair = 'BB' |
23498
ac910b1f5658
obsstore: prefetch struct.calcsize
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
23497
diff
changeset
|
317 |
_fm1metapairsize = _calcsize('BB') |
22851
974389427e5f
obsolete: introduce a new binary encoding for obsmarkers (version 1)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22850
diff
changeset
|
318 |
|
24019
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24018
diff
changeset
|
319 |
def _fm1purereadmarkers(data, off): |
23803
2763edaba857
readmarkers: promote global constants to locals for performance
Matt Mackall <mpm@selenic.com>
parents:
23802
diff
changeset
|
320 |
# make some global constants local for performance |
2763edaba857
readmarkers: promote global constants to locals for performance
Matt Mackall <mpm@selenic.com>
parents:
23802
diff
changeset
|
321 |
noneflag = _fm1parentnone |
2763edaba857
readmarkers: promote global constants to locals for performance
Matt Mackall <mpm@selenic.com>
parents:
23802
diff
changeset
|
322 |
sha2flag = usingsha256 |
2763edaba857
readmarkers: promote global constants to locals for performance
Matt Mackall <mpm@selenic.com>
parents:
23802
diff
changeset
|
323 |
sha1size = _fm1nodesha1size |
2763edaba857
readmarkers: promote global constants to locals for performance
Matt Mackall <mpm@selenic.com>
parents:
23802
diff
changeset
|
324 |
sha2size = _fm1nodesha256size |
2763edaba857
readmarkers: promote global constants to locals for performance
Matt Mackall <mpm@selenic.com>
parents:
23802
diff
changeset
|
325 |
sha1fmt = _fm1nodesha1 |
2763edaba857
readmarkers: promote global constants to locals for performance
Matt Mackall <mpm@selenic.com>
parents:
23802
diff
changeset
|
326 |
sha2fmt = _fm1nodesha256 |
2763edaba857
readmarkers: promote global constants to locals for performance
Matt Mackall <mpm@selenic.com>
parents:
23802
diff
changeset
|
327 |
metasize = _fm1metapairsize |
2763edaba857
readmarkers: promote global constants to locals for performance
Matt Mackall <mpm@selenic.com>
parents:
23802
diff
changeset
|
328 |
metafmt = _fm1metapair |
2763edaba857
readmarkers: promote global constants to locals for performance
Matt Mackall <mpm@selenic.com>
parents:
23802
diff
changeset
|
329 |
fsize = _fm1fsize |
2763edaba857
readmarkers: promote global constants to locals for performance
Matt Mackall <mpm@selenic.com>
parents:
23802
diff
changeset
|
330 |
unpack = _unpack |
2763edaba857
readmarkers: promote global constants to locals for performance
Matt Mackall <mpm@selenic.com>
parents:
23802
diff
changeset
|
331 |
|
22851
974389427e5f
obsolete: introduce a new binary encoding for obsmarkers (version 1)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22850
diff
changeset
|
332 |
# Loop on markers |
23799
ffca0a14b566
readmarkers: hoist subtraction out of loop comparison
Matt Mackall <mpm@selenic.com>
parents:
23798
diff
changeset
|
333 |
stop = len(data) - _fm1fsize |
25211
22f4ce49044d
util: drop the 'unpacker' helper
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
25149
diff
changeset
|
334 |
ufixed = struct.Struct(_fm1fixed).unpack |
24018
26d6a6a78c1d
obsolete: use parsers.fm1readmarker if it exists for a ~38% perf win
Augie Fackler <augie@google.com>
parents:
24014
diff
changeset
|
335 |
|
23799
ffca0a14b566
readmarkers: hoist subtraction out of loop comparison
Matt Mackall <mpm@selenic.com>
parents:
23798
diff
changeset
|
336 |
while off <= stop: |
22851
974389427e5f
obsolete: introduce a new binary encoding for obsmarkers (version 1)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22850
diff
changeset
|
337 |
# read fixed part |
23803
2763edaba857
readmarkers: promote global constants to locals for performance
Matt Mackall <mpm@selenic.com>
parents:
23802
diff
changeset
|
338 |
o1 = off + fsize |
23800
83f361a21d31
readmarkers: drop a temporary
Matt Mackall <mpm@selenic.com>
parents:
23799
diff
changeset
|
339 |
t, secs, tz, flags, numsuc, numpar, nummeta, prec = ufixed(data[off:o1]) |
23792
db3bc2bcb689
readmarkers: add some whitespace
Matt Mackall <mpm@selenic.com>
parents:
23791
diff
changeset
|
340 |
|
23803
2763edaba857
readmarkers: promote global constants to locals for performance
Matt Mackall <mpm@selenic.com>
parents:
23802
diff
changeset
|
341 |
if flags & sha2flag: |
23805
345042e024dc
readmarkers: add a SHA256 fixme note
Matt Mackall <mpm@selenic.com>
parents:
23804
diff
changeset
|
342 |
# FIXME: prec was read as a SHA1, needs to be amended |
345042e024dc
readmarkers: add a SHA256 fixme note
Matt Mackall <mpm@selenic.com>
parents:
23804
diff
changeset
|
343 |
|
23801
20b5701cd90a
readmarkers: read node reading into node length conditional
Matt Mackall <mpm@selenic.com>
parents:
23800
diff
changeset
|
344 |
# read 0 or more successors |
23804
e880036719e3
readmarkers: fast-path single successors and parents
Matt Mackall <mpm@selenic.com>
parents:
23803
diff
changeset
|
345 |
if numsuc == 1: |
e880036719e3
readmarkers: fast-path single successors and parents
Matt Mackall <mpm@selenic.com>
parents:
23803
diff
changeset
|
346 |
o2 = o1 + sha2size |
e880036719e3
readmarkers: fast-path single successors and parents
Matt Mackall <mpm@selenic.com>
parents:
23803
diff
changeset
|
347 |
sucs = (data[o1:o2],) |
e880036719e3
readmarkers: fast-path single successors and parents
Matt Mackall <mpm@selenic.com>
parents:
23803
diff
changeset
|
348 |
else: |
e880036719e3
readmarkers: fast-path single successors and parents
Matt Mackall <mpm@selenic.com>
parents:
23803
diff
changeset
|
349 |
o2 = o1 + sha2size * numsuc |
e880036719e3
readmarkers: fast-path single successors and parents
Matt Mackall <mpm@selenic.com>
parents:
23803
diff
changeset
|
350 |
sucs = unpack(sha2fmt * numsuc, data[o1:o2]) |
23792
db3bc2bcb689
readmarkers: add some whitespace
Matt Mackall <mpm@selenic.com>
parents:
23791
diff
changeset
|
351 |
|
23801
20b5701cd90a
readmarkers: read node reading into node length conditional
Matt Mackall <mpm@selenic.com>
parents:
23800
diff
changeset
|
352 |
# read parents |
23803
2763edaba857
readmarkers: promote global constants to locals for performance
Matt Mackall <mpm@selenic.com>
parents:
23802
diff
changeset
|
353 |
if numpar == noneflag: |
23801
20b5701cd90a
readmarkers: read node reading into node length conditional
Matt Mackall <mpm@selenic.com>
parents:
23800
diff
changeset
|
354 |
o3 = o2 |
20b5701cd90a
readmarkers: read node reading into node length conditional
Matt Mackall <mpm@selenic.com>
parents:
23800
diff
changeset
|
355 |
parents = None |
23804
e880036719e3
readmarkers: fast-path single successors and parents
Matt Mackall <mpm@selenic.com>
parents:
23803
diff
changeset
|
356 |
elif numpar == 1: |
e880036719e3
readmarkers: fast-path single successors and parents
Matt Mackall <mpm@selenic.com>
parents:
23803
diff
changeset
|
357 |
o3 = o2 + sha2size |
e880036719e3
readmarkers: fast-path single successors and parents
Matt Mackall <mpm@selenic.com>
parents:
23803
diff
changeset
|
358 |
parents = (data[o2:o3],) |
23801
20b5701cd90a
readmarkers: read node reading into node length conditional
Matt Mackall <mpm@selenic.com>
parents:
23800
diff
changeset
|
359 |
else: |
23803
2763edaba857
readmarkers: promote global constants to locals for performance
Matt Mackall <mpm@selenic.com>
parents:
23802
diff
changeset
|
360 |
o3 = o2 + sha2size * numpar |
2763edaba857
readmarkers: promote global constants to locals for performance
Matt Mackall <mpm@selenic.com>
parents:
23802
diff
changeset
|
361 |
parents = unpack(sha2fmt * numpar, data[o2:o3]) |
23801
20b5701cd90a
readmarkers: read node reading into node length conditional
Matt Mackall <mpm@selenic.com>
parents:
23800
diff
changeset
|
362 |
else: |
20b5701cd90a
readmarkers: read node reading into node length conditional
Matt Mackall <mpm@selenic.com>
parents:
23800
diff
changeset
|
363 |
# read 0 or more successors |
23804
e880036719e3
readmarkers: fast-path single successors and parents
Matt Mackall <mpm@selenic.com>
parents:
23803
diff
changeset
|
364 |
if numsuc == 1: |
e880036719e3
readmarkers: fast-path single successors and parents
Matt Mackall <mpm@selenic.com>
parents:
23803
diff
changeset
|
365 |
o2 = o1 + sha1size |
e880036719e3
readmarkers: fast-path single successors and parents
Matt Mackall <mpm@selenic.com>
parents:
23803
diff
changeset
|
366 |
sucs = (data[o1:o2],) |
e880036719e3
readmarkers: fast-path single successors and parents
Matt Mackall <mpm@selenic.com>
parents:
23803
diff
changeset
|
367 |
else: |
e880036719e3
readmarkers: fast-path single successors and parents
Matt Mackall <mpm@selenic.com>
parents:
23803
diff
changeset
|
368 |
o2 = o1 + sha1size * numsuc |
e880036719e3
readmarkers: fast-path single successors and parents
Matt Mackall <mpm@selenic.com>
parents:
23803
diff
changeset
|
369 |
sucs = unpack(sha1fmt * numsuc, data[o1:o2]) |
23792
db3bc2bcb689
readmarkers: add some whitespace
Matt Mackall <mpm@selenic.com>
parents:
23791
diff
changeset
|
370 |
|
23801
20b5701cd90a
readmarkers: read node reading into node length conditional
Matt Mackall <mpm@selenic.com>
parents:
23800
diff
changeset
|
371 |
# read parents |
23803
2763edaba857
readmarkers: promote global constants to locals for performance
Matt Mackall <mpm@selenic.com>
parents:
23802
diff
changeset
|
372 |
if numpar == noneflag: |
23801
20b5701cd90a
readmarkers: read node reading into node length conditional
Matt Mackall <mpm@selenic.com>
parents:
23800
diff
changeset
|
373 |
o3 = o2 |
20b5701cd90a
readmarkers: read node reading into node length conditional
Matt Mackall <mpm@selenic.com>
parents:
23800
diff
changeset
|
374 |
parents = None |
23804
e880036719e3
readmarkers: fast-path single successors and parents
Matt Mackall <mpm@selenic.com>
parents:
23803
diff
changeset
|
375 |
elif numpar == 1: |
e880036719e3
readmarkers: fast-path single successors and parents
Matt Mackall <mpm@selenic.com>
parents:
23803
diff
changeset
|
376 |
o3 = o2 + sha1size |
e880036719e3
readmarkers: fast-path single successors and parents
Matt Mackall <mpm@selenic.com>
parents:
23803
diff
changeset
|
377 |
parents = (data[o2:o3],) |
23801
20b5701cd90a
readmarkers: read node reading into node length conditional
Matt Mackall <mpm@selenic.com>
parents:
23800
diff
changeset
|
378 |
else: |
23803
2763edaba857
readmarkers: promote global constants to locals for performance
Matt Mackall <mpm@selenic.com>
parents:
23802
diff
changeset
|
379 |
o3 = o2 + sha1size * numpar |
2763edaba857
readmarkers: promote global constants to locals for performance
Matt Mackall <mpm@selenic.com>
parents:
23802
diff
changeset
|
380 |
parents = unpack(sha1fmt * numpar, data[o2:o3]) |
23792
db3bc2bcb689
readmarkers: add some whitespace
Matt Mackall <mpm@selenic.com>
parents:
23791
diff
changeset
|
381 |
|
22851
974389427e5f
obsolete: introduce a new binary encoding for obsmarkers (version 1)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22850
diff
changeset
|
382 |
# read metadata |
23803
2763edaba857
readmarkers: promote global constants to locals for performance
Matt Mackall <mpm@selenic.com>
parents:
23802
diff
changeset
|
383 |
off = o3 + metasize * nummeta |
2763edaba857
readmarkers: promote global constants to locals for performance
Matt Mackall <mpm@selenic.com>
parents:
23802
diff
changeset
|
384 |
metapairsize = unpack('>' + (metafmt * nummeta), data[o3:off]) |
22851
974389427e5f
obsolete: introduce a new binary encoding for obsmarkers (version 1)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22850
diff
changeset
|
385 |
metadata = [] |
974389427e5f
obsolete: introduce a new binary encoding for obsmarkers (version 1)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22850
diff
changeset
|
386 |
for idx in xrange(0, len(metapairsize), 2): |
23798
86d2a0c41f44
readmarkers: streamline offset tracking
Matt Mackall <mpm@selenic.com>
parents:
23797
diff
changeset
|
387 |
o1 = off + metapairsize[idx] |
86d2a0c41f44
readmarkers: streamline offset tracking
Matt Mackall <mpm@selenic.com>
parents:
23797
diff
changeset
|
388 |
o2 = o1 + metapairsize[idx + 1] |
86d2a0c41f44
readmarkers: streamline offset tracking
Matt Mackall <mpm@selenic.com>
parents:
23797
diff
changeset
|
389 |
metadata.append((data[off:o1], data[o1:o2])) |
86d2a0c41f44
readmarkers: streamline offset tracking
Matt Mackall <mpm@selenic.com>
parents:
23797
diff
changeset
|
390 |
off = o2 |
22851
974389427e5f
obsolete: introduce a new binary encoding for obsmarkers (version 1)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22850
diff
changeset
|
391 |
|
23800
83f361a21d31
readmarkers: drop a temporary
Matt Mackall <mpm@selenic.com>
parents:
23799
diff
changeset
|
392 |
yield (prec, sucs, flags, tuple(metadata), (secs, tz * 60), parents) |
22851
974389427e5f
obsolete: introduce a new binary encoding for obsmarkers (version 1)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22850
diff
changeset
|
393 |
|
974389427e5f
obsolete: introduce a new binary encoding for obsmarkers (version 1)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22850
diff
changeset
|
394 |
def _fm1encodeonemarker(marker): |
974389427e5f
obsolete: introduce a new binary encoding for obsmarkers (version 1)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22850
diff
changeset
|
395 |
pre, sucs, flags, metadata, date, parents = marker |
974389427e5f
obsolete: introduce a new binary encoding for obsmarkers (version 1)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22850
diff
changeset
|
396 |
# determine node size |
974389427e5f
obsolete: introduce a new binary encoding for obsmarkers (version 1)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22850
diff
changeset
|
397 |
_fm1node = _fm1nodesha1 |
974389427e5f
obsolete: introduce a new binary encoding for obsmarkers (version 1)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22850
diff
changeset
|
398 |
if flags & usingsha256: |
974389427e5f
obsolete: introduce a new binary encoding for obsmarkers (version 1)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22850
diff
changeset
|
399 |
_fm1node = _fm1nodesha256 |
974389427e5f
obsolete: introduce a new binary encoding for obsmarkers (version 1)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22850
diff
changeset
|
400 |
numsuc = len(sucs) |
974389427e5f
obsolete: introduce a new binary encoding for obsmarkers (version 1)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22850
diff
changeset
|
401 |
numextranodes = numsuc |
974389427e5f
obsolete: introduce a new binary encoding for obsmarkers (version 1)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22850
diff
changeset
|
402 |
if parents is None: |
974389427e5f
obsolete: introduce a new binary encoding for obsmarkers (version 1)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22850
diff
changeset
|
403 |
numpar = _fm1parentnone |
974389427e5f
obsolete: introduce a new binary encoding for obsmarkers (version 1)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22850
diff
changeset
|
404 |
else: |
974389427e5f
obsolete: introduce a new binary encoding for obsmarkers (version 1)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22850
diff
changeset
|
405 |
numpar = len(parents) |
974389427e5f
obsolete: introduce a new binary encoding for obsmarkers (version 1)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22850
diff
changeset
|
406 |
numextranodes += numpar |
974389427e5f
obsolete: introduce a new binary encoding for obsmarkers (version 1)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22850
diff
changeset
|
407 |
formatnodes = _fm1node * numextranodes |
974389427e5f
obsolete: introduce a new binary encoding for obsmarkers (version 1)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22850
diff
changeset
|
408 |
formatmeta = _fm1metapair * len(metadata) |
974389427e5f
obsolete: introduce a new binary encoding for obsmarkers (version 1)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22850
diff
changeset
|
409 |
format = _fm1fixed + formatnodes + formatmeta |
974389427e5f
obsolete: introduce a new binary encoding for obsmarkers (version 1)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22850
diff
changeset
|
410 |
# tz is stored in minutes so we divide by 60 |
974389427e5f
obsolete: introduce a new binary encoding for obsmarkers (version 1)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22850
diff
changeset
|
411 |
tz = date[1]//60 |
974389427e5f
obsolete: introduce a new binary encoding for obsmarkers (version 1)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22850
diff
changeset
|
412 |
data = [None, date[0], tz, flags, numsuc, numpar, len(metadata), pre] |
974389427e5f
obsolete: introduce a new binary encoding for obsmarkers (version 1)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22850
diff
changeset
|
413 |
data.extend(sucs) |
974389427e5f
obsolete: introduce a new binary encoding for obsmarkers (version 1)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22850
diff
changeset
|
414 |
if parents is not None: |
974389427e5f
obsolete: introduce a new binary encoding for obsmarkers (version 1)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22850
diff
changeset
|
415 |
data.extend(parents) |
23498
ac910b1f5658
obsstore: prefetch struct.calcsize
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
23497
diff
changeset
|
416 |
totalsize = _calcsize(format) |
22851
974389427e5f
obsolete: introduce a new binary encoding for obsmarkers (version 1)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22850
diff
changeset
|
417 |
for key, value in metadata: |
974389427e5f
obsolete: introduce a new binary encoding for obsmarkers (version 1)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22850
diff
changeset
|
418 |
lk = len(key) |
974389427e5f
obsolete: introduce a new binary encoding for obsmarkers (version 1)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22850
diff
changeset
|
419 |
lv = len(value) |
974389427e5f
obsolete: introduce a new binary encoding for obsmarkers (version 1)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22850
diff
changeset
|
420 |
data.append(lk) |
974389427e5f
obsolete: introduce a new binary encoding for obsmarkers (version 1)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22850
diff
changeset
|
421 |
data.append(lv) |
974389427e5f
obsolete: introduce a new binary encoding for obsmarkers (version 1)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22850
diff
changeset
|
422 |
totalsize += lk + lv |
974389427e5f
obsolete: introduce a new binary encoding for obsmarkers (version 1)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22850
diff
changeset
|
423 |
data[0] = totalsize |
974389427e5f
obsolete: introduce a new binary encoding for obsmarkers (version 1)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22850
diff
changeset
|
424 |
data = [_pack(format, *data)] |
974389427e5f
obsolete: introduce a new binary encoding for obsmarkers (version 1)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22850
diff
changeset
|
425 |
for key, value in metadata: |
974389427e5f
obsolete: introduce a new binary encoding for obsmarkers (version 1)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22850
diff
changeset
|
426 |
data.append(key) |
974389427e5f
obsolete: introduce a new binary encoding for obsmarkers (version 1)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22850
diff
changeset
|
427 |
data.append(value) |
974389427e5f
obsolete: introduce a new binary encoding for obsmarkers (version 1)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22850
diff
changeset
|
428 |
return ''.join(data) |
22848
72100c1d53d4
obsolete: gather _fm0 meta encoding with other _fm0 code
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22847
diff
changeset
|
429 |
|
24019
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24018
diff
changeset
|
430 |
def _fm1readmarkers(data, off): |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24018
diff
changeset
|
431 |
native = getattr(parsers, 'fm1readmarkers', None) |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24018
diff
changeset
|
432 |
if not native: |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24018
diff
changeset
|
433 |
return _fm1purereadmarkers(data, off) |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24018
diff
changeset
|
434 |
stop = len(data) - _fm1fsize |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24018
diff
changeset
|
435 |
return native(data, off, stop) |
26fbf07482b2
_fm1readmarkers: generate list in C
Martin von Zweigbergk <martinvonz@google.com>
parents:
24018
diff
changeset
|
436 |
|
22331
b130b241718e
obsolete: support for any known obsstore format when reading or writing
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22330
diff
changeset
|
437 |
# mapping to read/write various marker formats |
b130b241718e
obsolete: support for any known obsstore format when reading or writing
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22330
diff
changeset
|
438 |
# <version> -> (decoder, encoder) |
22851
974389427e5f
obsolete: introduce a new binary encoding for obsmarkers (version 1)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22850
diff
changeset
|
439 |
formats = {_fm0version: (_fm0readmarkers, _fm0encodeonemarker), |
974389427e5f
obsolete: introduce a new binary encoding for obsmarkers (version 1)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22850
diff
changeset
|
440 |
_fm1version: (_fm1readmarkers, _fm1encodeonemarker)} |
22331
b130b241718e
obsolete: support for any known obsstore format when reading or writing
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22330
diff
changeset
|
441 |
|
32689
9933410bf763
obsstore: move marker version reading to a separate function
Jun Wu <quark@fb.com>
parents:
32688
diff
changeset
|
442 |
def _readmarkerversion(data): |
9933410bf763
obsstore: move marker version reading to a separate function
Jun Wu <quark@fb.com>
parents:
32688
diff
changeset
|
443 |
return _unpack('>B', data[0:1])[0] |
9933410bf763
obsstore: move marker version reading to a separate function
Jun Wu <quark@fb.com>
parents:
32688
diff
changeset
|
444 |
|
23497
5817f71c2336
obsstore: disable garbage collection during initialization (issue4456)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
23002
diff
changeset
|
445 |
@util.nogc |
22612
fdfa40ee75cf
obsolete: gather all contents related to format version 0 in a single place
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22507
diff
changeset
|
446 |
def _readmarkers(data): |
fdfa40ee75cf
obsolete: gather all contents related to format version 0 in a single place
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22507
diff
changeset
|
447 |
"""Read and enumerate markers from raw data""" |
32689
9933410bf763
obsstore: move marker version reading to a separate function
Jun Wu <quark@fb.com>
parents:
32688
diff
changeset
|
448 |
diskversion = _readmarkerversion(data) |
9933410bf763
obsstore: move marker version reading to a separate function
Jun Wu <quark@fb.com>
parents:
32688
diff
changeset
|
449 |
off = 1 |
22612
fdfa40ee75cf
obsolete: gather all contents related to format version 0 in a single place
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22507
diff
changeset
|
450 |
if diskversion not in formats: |
32596
19df975eb555
obsolete: raise richer exception on unknown version
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32488
diff
changeset
|
451 |
msg = _('parsing obsolete marker: unknown version %r') % diskversion |
19df975eb555
obsolete: raise richer exception on unknown version
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32488
diff
changeset
|
452 |
raise error.UnknownVersion(msg, version=diskversion) |
22612
fdfa40ee75cf
obsolete: gather all contents related to format version 0 in a single place
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22507
diff
changeset
|
453 |
return diskversion, formats[diskversion][0](data, off) |
fdfa40ee75cf
obsolete: gather all contents related to format version 0 in a single place
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22507
diff
changeset
|
454 |
|
32692
9576974a3b6d
obsstore: move header encoding to a separate function
Jun Wu <quark@fb.com>
parents:
32691
diff
changeset
|
455 |
def encodeheader(version=_fm0version): |
9576974a3b6d
obsstore: move header encoding to a separate function
Jun Wu <quark@fb.com>
parents:
32691
diff
changeset
|
456 |
return _pack('>B', version) |
9576974a3b6d
obsstore: move header encoding to a separate function
Jun Wu <quark@fb.com>
parents:
32691
diff
changeset
|
457 |
|
22612
fdfa40ee75cf
obsolete: gather all contents related to format version 0 in a single place
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22507
diff
changeset
|
458 |
def encodemarkers(markers, addheader=False, version=_fm0version): |
fdfa40ee75cf
obsolete: gather all contents related to format version 0 in a single place
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22507
diff
changeset
|
459 |
# Kept separate from flushmarkers(), it will be reused for |
fdfa40ee75cf
obsolete: gather all contents related to format version 0 in a single place
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22507
diff
changeset
|
460 |
# markers exchange. |
fdfa40ee75cf
obsolete: gather all contents related to format version 0 in a single place
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22507
diff
changeset
|
461 |
encodeone = formats[version][1] |
fdfa40ee75cf
obsolete: gather all contents related to format version 0 in a single place
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22507
diff
changeset
|
462 |
if addheader: |
32692
9576974a3b6d
obsstore: move header encoding to a separate function
Jun Wu <quark@fb.com>
parents:
32691
diff
changeset
|
463 |
yield encodeheader(version) |
22612
fdfa40ee75cf
obsolete: gather all contents related to format version 0 in a single place
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22507
diff
changeset
|
464 |
for marker in markers: |
fdfa40ee75cf
obsolete: gather all contents related to format version 0 in a single place
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22507
diff
changeset
|
465 |
yield encodeone(marker) |
fdfa40ee75cf
obsolete: gather all contents related to format version 0 in a single place
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22507
diff
changeset
|
466 |
|
fdfa40ee75cf
obsolete: gather all contents related to format version 0 in a single place
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22507
diff
changeset
|
467 |
|
17072
517af63ba382
obsolete: helper class to access obsolete marker data
Pierre-Yves.David@ens-lyon.org
parents:
17071
diff
changeset
|
468 |
class marker(object): |
517af63ba382
obsolete: helper class to access obsolete marker data
Pierre-Yves.David@ens-lyon.org
parents:
17071
diff
changeset
|
469 |
"""Wrap obsolete marker raw data""" |
517af63ba382
obsolete: helper class to access obsolete marker data
Pierre-Yves.David@ens-lyon.org
parents:
17071
diff
changeset
|
470 |
|
517af63ba382
obsolete: helper class to access obsolete marker data
Pierre-Yves.David@ens-lyon.org
parents:
17071
diff
changeset
|
471 |
def __init__(self, repo, data): |
517af63ba382
obsolete: helper class to access obsolete marker data
Pierre-Yves.David@ens-lyon.org
parents:
17071
diff
changeset
|
472 |
# the repo argument will be used to create changectx in later version |
517af63ba382
obsolete: helper class to access obsolete marker data
Pierre-Yves.David@ens-lyon.org
parents:
17071
diff
changeset
|
473 |
self._repo = repo |
517af63ba382
obsolete: helper class to access obsolete marker data
Pierre-Yves.David@ens-lyon.org
parents:
17071
diff
changeset
|
474 |
self._data = data |
517af63ba382
obsolete: helper class to access obsolete marker data
Pierre-Yves.David@ens-lyon.org
parents:
17071
diff
changeset
|
475 |
self._decodedmeta = None |
517af63ba382
obsolete: helper class to access obsolete marker data
Pierre-Yves.David@ens-lyon.org
parents:
17071
diff
changeset
|
476 |
|
20031
6c1adf2067bb
obsolete: add __eq__ and __hash__ to marker to make set() deduplication work
Augie Fackler <raf@durin42.com>
parents:
20030
diff
changeset
|
477 |
def __hash__(self): |
6c1adf2067bb
obsolete: add __eq__ and __hash__ to marker to make set() deduplication work
Augie Fackler <raf@durin42.com>
parents:
20030
diff
changeset
|
478 |
return hash(self._data) |
6c1adf2067bb
obsolete: add __eq__ and __hash__ to marker to make set() deduplication work
Augie Fackler <raf@durin42.com>
parents:
20030
diff
changeset
|
479 |
|
6c1adf2067bb
obsolete: add __eq__ and __hash__ to marker to make set() deduplication work
Augie Fackler <raf@durin42.com>
parents:
20030
diff
changeset
|
480 |
def __eq__(self, other): |
6c1adf2067bb
obsolete: add __eq__ and __hash__ to marker to make set() deduplication work
Augie Fackler <raf@durin42.com>
parents:
20030
diff
changeset
|
481 |
if type(other) != type(self): |
6c1adf2067bb
obsolete: add __eq__ and __hash__ to marker to make set() deduplication work
Augie Fackler <raf@durin42.com>
parents:
20030
diff
changeset
|
482 |
return False |
6c1adf2067bb
obsolete: add __eq__ and __hash__ to marker to make set() deduplication work
Augie Fackler <raf@durin42.com>
parents:
20030
diff
changeset
|
483 |
return self._data == other._data |
6c1adf2067bb
obsolete: add __eq__ and __hash__ to marker to make set() deduplication work
Augie Fackler <raf@durin42.com>
parents:
20030
diff
changeset
|
484 |
|
17072
517af63ba382
obsolete: helper class to access obsolete marker data
Pierre-Yves.David@ens-lyon.org
parents:
17071
diff
changeset
|
485 |
def precnode(self): |
517af63ba382
obsolete: helper class to access obsolete marker data
Pierre-Yves.David@ens-lyon.org
parents:
17071
diff
changeset
|
486 |
"""Precursor changeset node identifier""" |
517af63ba382
obsolete: helper class to access obsolete marker data
Pierre-Yves.David@ens-lyon.org
parents:
17071
diff
changeset
|
487 |
return self._data[0] |
517af63ba382
obsolete: helper class to access obsolete marker data
Pierre-Yves.David@ens-lyon.org
parents:
17071
diff
changeset
|
488 |
|
517af63ba382
obsolete: helper class to access obsolete marker data
Pierre-Yves.David@ens-lyon.org
parents:
17071
diff
changeset
|
489 |
def succnodes(self): |
517af63ba382
obsolete: helper class to access obsolete marker data
Pierre-Yves.David@ens-lyon.org
parents:
17071
diff
changeset
|
490 |
"""List of successor changesets node identifiers""" |
517af63ba382
obsolete: helper class to access obsolete marker data
Pierre-Yves.David@ens-lyon.org
parents:
17071
diff
changeset
|
491 |
return self._data[1] |
517af63ba382
obsolete: helper class to access obsolete marker data
Pierre-Yves.David@ens-lyon.org
parents:
17071
diff
changeset
|
492 |
|
22259
2e6f03a193f9
obsmarkers: add a `parentnodes` method to retrieve parent information
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22258
diff
changeset
|
493 |
def parentnodes(self): |
2e6f03a193f9
obsmarkers: add a `parentnodes` method to retrieve parent information
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22258
diff
changeset
|
494 |
"""Parents of the precursors (None if not recorded)""" |
2e6f03a193f9
obsmarkers: add a `parentnodes` method to retrieve parent information
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22258
diff
changeset
|
495 |
return self._data[5] |
2e6f03a193f9
obsmarkers: add a `parentnodes` method to retrieve parent information
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22258
diff
changeset
|
496 |
|
17072
517af63ba382
obsolete: helper class to access obsolete marker data
Pierre-Yves.David@ens-lyon.org
parents:
17071
diff
changeset
|
497 |
def metadata(self): |
517af63ba382
obsolete: helper class to access obsolete marker data
Pierre-Yves.David@ens-lyon.org
parents:
17071
diff
changeset
|
498 |
"""Decoded metadata dictionary""" |
22845
ef880e28e56a
obsolete: store metadata as a tuple of (key, value) pairs (API)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22685
diff
changeset
|
499 |
return dict(self._data[3]) |
17072
517af63ba382
obsolete: helper class to access obsolete marker data
Pierre-Yves.David@ens-lyon.org
parents:
17071
diff
changeset
|
500 |
|
517af63ba382
obsolete: helper class to access obsolete marker data
Pierre-Yves.David@ens-lyon.org
parents:
17071
diff
changeset
|
501 |
def date(self): |
517af63ba382
obsolete: helper class to access obsolete marker data
Pierre-Yves.David@ens-lyon.org
parents:
17071
diff
changeset
|
502 |
"""Creation date as (unixtime, offset)""" |
22222
883e8b6bd461
obsmarker: add `date` as an explicit field
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22221
diff
changeset
|
503 |
return self._data[4] |
17072
517af63ba382
obsolete: helper class to access obsolete marker data
Pierre-Yves.David@ens-lyon.org
parents:
17071
diff
changeset
|
504 |
|
22215
525cde5d954d
obsmarker: add a `flags` method
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22207
diff
changeset
|
505 |
def flags(self): |
525cde5d954d
obsmarker: add a `flags` method
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22207
diff
changeset
|
506 |
"""The flags field of the marker""" |
525cde5d954d
obsmarker: add a `flags` method
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22207
diff
changeset
|
507 |
return self._data[2] |
525cde5d954d
obsmarker: add a `flags` method
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22207
diff
changeset
|
508 |
|
24044
e0e6dd806b23
obsolete: extract helpers from _load()
Martin von Zweigbergk <martinvonz@google.com>
parents:
24019
diff
changeset
|
509 |
@util.nogc |
e0e6dd806b23
obsolete: extract helpers from _load()
Martin von Zweigbergk <martinvonz@google.com>
parents:
24019
diff
changeset
|
510 |
def _addsuccessors(successors, markers): |
e0e6dd806b23
obsolete: extract helpers from _load()
Martin von Zweigbergk <martinvonz@google.com>
parents:
24019
diff
changeset
|
511 |
for mark in markers: |
e0e6dd806b23
obsolete: extract helpers from _load()
Martin von Zweigbergk <martinvonz@google.com>
parents:
24019
diff
changeset
|
512 |
successors.setdefault(mark[0], set()).add(mark) |
e0e6dd806b23
obsolete: extract helpers from _load()
Martin von Zweigbergk <martinvonz@google.com>
parents:
24019
diff
changeset
|
513 |
|
e0e6dd806b23
obsolete: extract helpers from _load()
Martin von Zweigbergk <martinvonz@google.com>
parents:
24019
diff
changeset
|
514 |
@util.nogc |
e0e6dd806b23
obsolete: extract helpers from _load()
Martin von Zweigbergk <martinvonz@google.com>
parents:
24019
diff
changeset
|
515 |
def _addprecursors(precursors, markers): |
e0e6dd806b23
obsolete: extract helpers from _load()
Martin von Zweigbergk <martinvonz@google.com>
parents:
24019
diff
changeset
|
516 |
for mark in markers: |
e0e6dd806b23
obsolete: extract helpers from _load()
Martin von Zweigbergk <martinvonz@google.com>
parents:
24019
diff
changeset
|
517 |
for suc in mark[1]: |
e0e6dd806b23
obsolete: extract helpers from _load()
Martin von Zweigbergk <martinvonz@google.com>
parents:
24019
diff
changeset
|
518 |
precursors.setdefault(suc, set()).add(mark) |
e0e6dd806b23
obsolete: extract helpers from _load()
Martin von Zweigbergk <martinvonz@google.com>
parents:
24019
diff
changeset
|
519 |
|
e0e6dd806b23
obsolete: extract helpers from _load()
Martin von Zweigbergk <martinvonz@google.com>
parents:
24019
diff
changeset
|
520 |
@util.nogc |
e0e6dd806b23
obsolete: extract helpers from _load()
Martin von Zweigbergk <martinvonz@google.com>
parents:
24019
diff
changeset
|
521 |
def _addchildren(children, markers): |
e0e6dd806b23
obsolete: extract helpers from _load()
Martin von Zweigbergk <martinvonz@google.com>
parents:
24019
diff
changeset
|
522 |
for mark in markers: |
e0e6dd806b23
obsolete: extract helpers from _load()
Martin von Zweigbergk <martinvonz@google.com>
parents:
24019
diff
changeset
|
523 |
parents = mark[5] |
e0e6dd806b23
obsolete: extract helpers from _load()
Martin von Zweigbergk <martinvonz@google.com>
parents:
24019
diff
changeset
|
524 |
if parents is not None: |
e0e6dd806b23
obsolete: extract helpers from _load()
Martin von Zweigbergk <martinvonz@google.com>
parents:
24019
diff
changeset
|
525 |
for p in parents: |
e0e6dd806b23
obsolete: extract helpers from _load()
Martin von Zweigbergk <martinvonz@google.com>
parents:
24019
diff
changeset
|
526 |
children.setdefault(p, set()).add(mark) |
e0e6dd806b23
obsolete: extract helpers from _load()
Martin von Zweigbergk <martinvonz@google.com>
parents:
24019
diff
changeset
|
527 |
|
24045
43061f96e40e
obsolete: pass only new markers to _checkinvalidmarkers()
Martin von Zweigbergk <martinvonz@google.com>
parents:
24044
diff
changeset
|
528 |
def _checkinvalidmarkers(markers): |
23973
18d431147cc1
obsstore: make the invalid markers check wrap-able
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
23805
diff
changeset
|
529 |
"""search for marker with invalid data and raise error if needed |
18d431147cc1
obsstore: make the invalid markers check wrap-able
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
23805
diff
changeset
|
530 |
|
18d431147cc1
obsstore: make the invalid markers check wrap-able
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
23805
diff
changeset
|
531 |
Exist as a separated function to allow the evolve extension for a more |
18d431147cc1
obsstore: make the invalid markers check wrap-able
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
23805
diff
changeset
|
532 |
subtle handling. |
18d431147cc1
obsstore: make the invalid markers check wrap-able
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
23805
diff
changeset
|
533 |
""" |
24045
43061f96e40e
obsolete: pass only new markers to _checkinvalidmarkers()
Martin von Zweigbergk <martinvonz@google.com>
parents:
24044
diff
changeset
|
534 |
for mark in markers: |
43061f96e40e
obsolete: pass only new markers to _checkinvalidmarkers()
Martin von Zweigbergk <martinvonz@google.com>
parents:
24044
diff
changeset
|
535 |
if node.nullid in mark[1]: |
26587
56b2bcea2529
error: get Abort from 'error' instead of 'util'
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
26310
diff
changeset
|
536 |
raise error.Abort(_('bad obsolescence marker detected: ' |
24045
43061f96e40e
obsolete: pass only new markers to _checkinvalidmarkers()
Martin von Zweigbergk <martinvonz@google.com>
parents:
24044
diff
changeset
|
537 |
'invalid successors nullid')) |
23973
18d431147cc1
obsstore: make the invalid markers check wrap-able
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
23805
diff
changeset
|
538 |
|
17070
ad0d6c2b3279
obsolete: introduction of obsolete markers
Pierre-Yves.David@ens-lyon.org
parents:
diff
changeset
|
539 |
class obsstore(object): |
ad0d6c2b3279
obsolete: introduction of obsolete markers
Pierre-Yves.David@ens-lyon.org
parents:
diff
changeset
|
540 |
"""Store obsolete markers |
ad0d6c2b3279
obsolete: introduction of obsolete markers
Pierre-Yves.David@ens-lyon.org
parents:
diff
changeset
|
541 |
|
ad0d6c2b3279
obsolete: introduction of obsolete markers
Pierre-Yves.David@ens-lyon.org
parents:
diff
changeset
|
542 |
Markers can be accessed with two mappings: |
17776
072812e9f570
obsolete: flip `obstore.successors` and `obsolete.precursors`
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17775
diff
changeset
|
543 |
- precursors[x] -> set(markers on precursors edges of x) |
072812e9f570
obsolete: flip `obstore.successors` and `obsolete.precursors`
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17775
diff
changeset
|
544 |
- successors[x] -> set(markers on successors edges of x) |
22270
e5adb6935239
obsstore: keep track of children information
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22268
diff
changeset
|
545 |
- children[x] -> set(markers on precursors edges of children(x) |
17070
ad0d6c2b3279
obsolete: introduction of obsolete markers
Pierre-Yves.David@ens-lyon.org
parents:
diff
changeset
|
546 |
""" |
ad0d6c2b3279
obsolete: introduction of obsolete markers
Pierre-Yves.David@ens-lyon.org
parents:
diff
changeset
|
547 |
|
22254
b8a0e8176693
obsstore: add a `parents` field
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22253
diff
changeset
|
548 |
fields = ('prec', 'succs', 'flag', 'meta', 'date', 'parents') |
b8a0e8176693
obsstore: add a `parents` field
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22253
diff
changeset
|
549 |
# prec: nodeid, precursor changesets |
b8a0e8176693
obsstore: add a `parents` field
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22253
diff
changeset
|
550 |
# succs: tuple of nodeid, successor changesets (0-N length) |
b8a0e8176693
obsstore: add a `parents` field
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22253
diff
changeset
|
551 |
# flag: integer, flag field carrying modifier for the markers (see doc) |
b8a0e8176693
obsstore: add a `parents` field
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22253
diff
changeset
|
552 |
# meta: binary blob, encoded metadata dictionary |
b8a0e8176693
obsstore: add a `parents` field
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22253
diff
changeset
|
553 |
# date: (float, int) tuple, date of marker creation |
b8a0e8176693
obsstore: add a `parents` field
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22253
diff
changeset
|
554 |
# parents: (tuple of nodeid) or None, parents of precursors |
b8a0e8176693
obsstore: add a `parents` field
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22253
diff
changeset
|
555 |
# None is used when no data has been recorded |
22221
e75b1a3c1dbc
obsstore: add fields attribute to track each field in a marker
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22219
diff
changeset
|
556 |
|
25669
8d94861842e5
obsolete: replace references to 'sopener' with 'svfs'
Siddharth Agarwal <sid0@fb.com>
parents:
25412
diff
changeset
|
557 |
def __init__(self, svfs, defaultformat=_fm1version, readonly=False): |
17469
fb72eec7efd8
obsolete: introduce caches for all meaningful sets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17429
diff
changeset
|
558 |
# caches for various obsolescence related cache |
fb72eec7efd8
obsolete: introduce caches for all meaningful sets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17429
diff
changeset
|
559 |
self.caches = {} |
25669
8d94861842e5
obsolete: replace references to 'sopener' with 'svfs'
Siddharth Agarwal <sid0@fb.com>
parents:
25412
diff
changeset
|
560 |
self.svfs = svfs |
32691
5d8dd6c90af9
obsstore: move _version to a propertycache
Jun Wu <quark@fb.com>
parents:
32690
diff
changeset
|
561 |
self._defaultformat = defaultformat |
22950
bb8278b289ee
obsolete: add readonly flag to obstore constructor
Durham Goode <durham@fb.com>
parents:
22949
diff
changeset
|
562 |
self._readonly = readonly |
17070
ad0d6c2b3279
obsolete: introduction of obsolete markers
Pierre-Yves.David@ens-lyon.org
parents:
diff
changeset
|
563 |
|
17073
3a79a5682af1
obsolete: add easy way to iterate over obsolete marker object
Pierre-Yves.David@ens-lyon.org
parents:
17072
diff
changeset
|
564 |
def __iter__(self): |
3a79a5682af1
obsolete: add easy way to iterate over obsolete marker object
Pierre-Yves.David@ens-lyon.org
parents:
17072
diff
changeset
|
565 |
return iter(self._all) |
3a79a5682af1
obsolete: add easy way to iterate over obsolete marker object
Pierre-Yves.David@ens-lyon.org
parents:
17072
diff
changeset
|
566 |
|
20585
f3c8db3d6d66
obsstore: add a __len__ method
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
20584
diff
changeset
|
567 |
def __len__(self): |
f3c8db3d6d66
obsstore: add a __len__ method
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
20584
diff
changeset
|
568 |
return len(self._all) |
f3c8db3d6d66
obsstore: add a __len__ method
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
20584
diff
changeset
|
569 |
|
17075
28ed1c4511ce
obsolete: exchange obsolete marker over pushkey
Pierre-Yves.David@ens-lyon.org
parents:
17073
diff
changeset
|
570 |
def __nonzero__(self): |
26310
61efe9ef6ad4
obsstore: fast path to check if obsstore is empty
Yuya Nishihara <yuya@tcha.org>
parents:
26309
diff
changeset
|
571 |
if not self._cached('_all'): |
61efe9ef6ad4
obsstore: fast path to check if obsstore is empty
Yuya Nishihara <yuya@tcha.org>
parents:
26309
diff
changeset
|
572 |
try: |
61efe9ef6ad4
obsstore: fast path to check if obsstore is empty
Yuya Nishihara <yuya@tcha.org>
parents:
26309
diff
changeset
|
573 |
return self.svfs.stat('obsstore').st_size > 1 |
61efe9ef6ad4
obsstore: fast path to check if obsstore is empty
Yuya Nishihara <yuya@tcha.org>
parents:
26309
diff
changeset
|
574 |
except OSError as inst: |
61efe9ef6ad4
obsstore: fast path to check if obsstore is empty
Yuya Nishihara <yuya@tcha.org>
parents:
26309
diff
changeset
|
575 |
if inst.errno != errno.ENOENT: |
61efe9ef6ad4
obsstore: fast path to check if obsstore is empty
Yuya Nishihara <yuya@tcha.org>
parents:
26309
diff
changeset
|
576 |
raise |
61efe9ef6ad4
obsstore: fast path to check if obsstore is empty
Yuya Nishihara <yuya@tcha.org>
parents:
26309
diff
changeset
|
577 |
# just build an empty _all list if no obsstore exists, which |
61efe9ef6ad4
obsstore: fast path to check if obsstore is empty
Yuya Nishihara <yuya@tcha.org>
parents:
26309
diff
changeset
|
578 |
# avoids further stat() syscalls |
61efe9ef6ad4
obsstore: fast path to check if obsstore is empty
Yuya Nishihara <yuya@tcha.org>
parents:
26309
diff
changeset
|
579 |
pass |
17075
28ed1c4511ce
obsolete: exchange obsolete marker over pushkey
Pierre-Yves.David@ens-lyon.org
parents:
17073
diff
changeset
|
580 |
return bool(self._all) |
28ed1c4511ce
obsolete: exchange obsolete marker over pushkey
Pierre-Yves.David@ens-lyon.org
parents:
17073
diff
changeset
|
581 |
|
31476
413b44003462
py3: add __bool__ to every class defining __nonzero__
Gregory Szorc <gregory.szorc@gmail.com>
parents:
31018
diff
changeset
|
582 |
__bool__ = __nonzero__ |
413b44003462
py3: add __bool__ to every class defining __nonzero__
Gregory Szorc <gregory.szorc@gmail.com>
parents:
31018
diff
changeset
|
583 |
|
26684
74ff350c208c
obsstore: make the readonly attribute accessible
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
26587
diff
changeset
|
584 |
@property |
74ff350c208c
obsstore: make the readonly attribute accessible
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
26587
diff
changeset
|
585 |
def readonly(self): |
74ff350c208c
obsstore: make the readonly attribute accessible
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
26587
diff
changeset
|
586 |
"""True if marker creation is disabled |
74ff350c208c
obsstore: make the readonly attribute accessible
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
26587
diff
changeset
|
587 |
|
74ff350c208c
obsstore: make the readonly attribute accessible
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
26587
diff
changeset
|
588 |
Remove me in the future when obsolete marker is always on.""" |
74ff350c208c
obsstore: make the readonly attribute accessible
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
26587
diff
changeset
|
589 |
return self._readonly |
74ff350c208c
obsstore: make the readonly attribute accessible
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
26587
diff
changeset
|
590 |
|
22255
adb3798dce49
obsstore: add a `parents` argument to obsstore.create
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22254
diff
changeset
|
591 |
def create(self, transaction, prec, succs=(), flag=0, parents=None, |
32411
08d02c1d7e67
devel: use default-date config field when creating obsmarkers
Boris Feld <boris.feld@octobus.net>
parents:
32387
diff
changeset
|
592 |
date=None, metadata=None, ui=None): |
17071
11f26e2669aa
command: creation of obsolete marker
Pierre-Yves.David@ens-lyon.org
parents:
17070
diff
changeset
|
593 |
"""obsolete: add a new obsolete marker |
11f26e2669aa
command: creation of obsolete marker
Pierre-Yves.David@ens-lyon.org
parents:
17070
diff
changeset
|
594 |
|
11f26e2669aa
command: creation of obsolete marker
Pierre-Yves.David@ens-lyon.org
parents:
17070
diff
changeset
|
595 |
* ensuring it is hashable |
11f26e2669aa
command: creation of obsolete marker
Pierre-Yves.David@ens-lyon.org
parents:
17070
diff
changeset
|
596 |
* check mandatory metadata |
11f26e2669aa
command: creation of obsolete marker
Pierre-Yves.David@ens-lyon.org
parents:
17070
diff
changeset
|
597 |
* encode metadata |
20516
3af218cf2007
obsstore: update create docstring to point to the coder friendly function
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
20476
diff
changeset
|
598 |
|
3af218cf2007
obsstore: update create docstring to point to the coder friendly function
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
20476
diff
changeset
|
599 |
If you are a human writing code creating marker you want to use the |
3af218cf2007
obsstore: update create docstring to point to the coder friendly function
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
20476
diff
changeset
|
600 |
`createmarkers` function in this module instead. |
20584
224a058f7cd1
obsstore: `create` method return True if a marker is actually added
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
20549
diff
changeset
|
601 |
|
224a058f7cd1
obsstore: `create` method return True if a marker is actually added
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
20549
diff
changeset
|
602 |
return True if a new marker have been added, False if the markers |
224a058f7cd1
obsstore: `create` method return True if a marker is actually added
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
20549
diff
changeset
|
603 |
already existed (no op). |
17071
11f26e2669aa
command: creation of obsolete marker
Pierre-Yves.David@ens-lyon.org
parents:
17070
diff
changeset
|
604 |
""" |
11f26e2669aa
command: creation of obsolete marker
Pierre-Yves.David@ens-lyon.org
parents:
17070
diff
changeset
|
605 |
if metadata is None: |
11f26e2669aa
command: creation of obsolete marker
Pierre-Yves.David@ens-lyon.org
parents:
17070
diff
changeset
|
606 |
metadata = {} |
22222
883e8b6bd461
obsmarker: add `date` as an explicit field
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22221
diff
changeset
|
607 |
if date is None: |
883e8b6bd461
obsmarker: add `date` as an explicit field
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22221
diff
changeset
|
608 |
if 'date' in metadata: |
883e8b6bd461
obsmarker: add `date` as an explicit field
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22221
diff
changeset
|
609 |
# as a courtesy for out-of-tree extensions |
883e8b6bd461
obsmarker: add `date` as an explicit field
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22221
diff
changeset
|
610 |
date = util.parsedate(metadata.pop('date')) |
32411
08d02c1d7e67
devel: use default-date config field when creating obsmarkers
Boris Feld <boris.feld@octobus.net>
parents:
32387
diff
changeset
|
611 |
elif ui is not None: |
08d02c1d7e67
devel: use default-date config field when creating obsmarkers
Boris Feld <boris.feld@octobus.net>
parents:
32387
diff
changeset
|
612 |
date = ui.configdate('devel', 'default-date') |
08d02c1d7e67
devel: use default-date config field when creating obsmarkers
Boris Feld <boris.feld@octobus.net>
parents:
32387
diff
changeset
|
613 |
if date is None: |
08d02c1d7e67
devel: use default-date config field when creating obsmarkers
Boris Feld <boris.feld@octobus.net>
parents:
32387
diff
changeset
|
614 |
date = util.makedate() |
22222
883e8b6bd461
obsmarker: add `date` as an explicit field
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22221
diff
changeset
|
615 |
else: |
22217
570f87422f54
obsstore: add an explicit `date` argument to obsstore.create
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22216
diff
changeset
|
616 |
date = util.makedate() |
17071
11f26e2669aa
command: creation of obsolete marker
Pierre-Yves.David@ens-lyon.org
parents:
17070
diff
changeset
|
617 |
if len(prec) != 20: |
11f26e2669aa
command: creation of obsolete marker
Pierre-Yves.David@ens-lyon.org
parents:
17070
diff
changeset
|
618 |
raise ValueError(prec) |
11f26e2669aa
command: creation of obsolete marker
Pierre-Yves.David@ens-lyon.org
parents:
17070
diff
changeset
|
619 |
for succ in succs: |
11f26e2669aa
command: creation of obsolete marker
Pierre-Yves.David@ens-lyon.org
parents:
17070
diff
changeset
|
620 |
if len(succ) != 20: |
17117
217bfb10e6db
obsolete: fix error message at marker creation
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17076
diff
changeset
|
621 |
raise ValueError(succ) |
22177
a56038e6a3c9
obsstore.create: add a simple safeguard against cyclic markers
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
21166
diff
changeset
|
622 |
if prec in succs: |
a56038e6a3c9
obsstore.create: add a simple safeguard against cyclic markers
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
21166
diff
changeset
|
623 |
raise ValueError(_('in-marker cycle with %s') % node.hex(prec)) |
22845
ef880e28e56a
obsolete: store metadata as a tuple of (key, value) pairs (API)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22685
diff
changeset
|
624 |
|
ef880e28e56a
obsolete: store metadata as a tuple of (key, value) pairs (API)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22685
diff
changeset
|
625 |
metadata = tuple(sorted(metadata.iteritems())) |
ef880e28e56a
obsolete: store metadata as a tuple of (key, value) pairs (API)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22685
diff
changeset
|
626 |
|
ef880e28e56a
obsolete: store metadata as a tuple of (key, value) pairs (API)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22685
diff
changeset
|
627 |
marker = (str(prec), tuple(succs), int(flag), metadata, date, parents) |
20584
224a058f7cd1
obsstore: `create` method return True if a marker is actually added
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
20549
diff
changeset
|
628 |
return bool(self.add(transaction, [marker])) |
17220
bdac214a4705
obsolete: obsstore.add now takes a list of markers.
Pierre-Yves.David@ens-lyon.org
parents:
17219
diff
changeset
|
629 |
|
bdac214a4705
obsolete: obsstore.add now takes a list of markers.
Pierre-Yves.David@ens-lyon.org
parents:
17219
diff
changeset
|
630 |
def add(self, transaction, markers): |
bdac214a4705
obsolete: obsstore.add now takes a list of markers.
Pierre-Yves.David@ens-lyon.org
parents:
17219
diff
changeset
|
631 |
"""Add new markers to the store |
17070
ad0d6c2b3279
obsolete: introduction of obsolete markers
Pierre-Yves.David@ens-lyon.org
parents:
diff
changeset
|
632 |
|
17220
bdac214a4705
obsolete: obsstore.add now takes a list of markers.
Pierre-Yves.David@ens-lyon.org
parents:
17219
diff
changeset
|
633 |
Take care of filtering duplicate. |
bdac214a4705
obsolete: obsstore.add now takes a list of markers.
Pierre-Yves.David@ens-lyon.org
parents:
17219
diff
changeset
|
634 |
Return the number of new marker.""" |
22950
bb8278b289ee
obsolete: add readonly flag to obstore constructor
Durham Goode <durham@fb.com>
parents:
22949
diff
changeset
|
635 |
if self._readonly: |
29389
98e8313dcd9e
i18n: translate abort messages
liscju <piotr.listkiewicz@gmail.com>
parents:
29281
diff
changeset
|
636 |
raise error.Abort(_('creating obsolete markers is not enabled on ' |
98e8313dcd9e
i18n: translate abort messages
liscju <piotr.listkiewicz@gmail.com>
parents:
29281
diff
changeset
|
637 |
'this repo')) |
32774
5ffb138d7b1a
obsstore: do not load all markers to detect duplication
Jun Wu <quark@fb.com>
parents:
32729
diff
changeset
|
638 |
known = set() |
5ffb138d7b1a
obsstore: do not load all markers to detect duplication
Jun Wu <quark@fb.com>
parents:
32729
diff
changeset
|
639 |
getsuccessors = self.successors.get |
20030
5931489b65e0
obsolete: do not accept duplicated marker during exchange
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
20028
diff
changeset
|
640 |
new = [] |
5931489b65e0
obsolete: do not accept duplicated marker during exchange
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
20028
diff
changeset
|
641 |
for m in markers: |
32774
5ffb138d7b1a
obsstore: do not load all markers to detect duplication
Jun Wu <quark@fb.com>
parents:
32729
diff
changeset
|
642 |
if m not in getsuccessors(m[0], ()) and m not in known: |
20030
5931489b65e0
obsolete: do not accept duplicated marker during exchange
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
20028
diff
changeset
|
643 |
known.add(m) |
5931489b65e0
obsolete: do not accept duplicated marker during exchange
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
20028
diff
changeset
|
644 |
new.append(m) |
17220
bdac214a4705
obsolete: obsstore.add now takes a list of markers.
Pierre-Yves.David@ens-lyon.org
parents:
17219
diff
changeset
|
645 |
if new: |
25669
8d94861842e5
obsolete: replace references to 'sopener' with 'svfs'
Siddharth Agarwal <sid0@fb.com>
parents:
25412
diff
changeset
|
646 |
f = self.svfs('obsstore', 'ab') |
17124
f1b7683f3f95
obsolete: move obsolete markers read/write logic to obsstore object
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
17117
diff
changeset
|
647 |
try: |
17126
8fa8717b47b6
obsolete: write obsolete marker inside a transaction
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
17125
diff
changeset
|
648 |
offset = f.tell() |
8fa8717b47b6
obsolete: write obsolete marker inside a transaction
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
17125
diff
changeset
|
649 |
transaction.add('obsstore', offset) |
17219
494a970f68de
obsolete: refactor writemarkers to only encode them
Pierre-Yves.David@ens-lyon.org
parents:
17213
diff
changeset
|
650 |
# offset == 0: new file - add the version header |
22335
7c4c19dfd484
obsolete: make encodemarkers a public function
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22334
diff
changeset
|
651 |
for bytes in encodemarkers(new, offset == 0, self._version): |
17219
494a970f68de
obsolete: refactor writemarkers to only encode them
Pierre-Yves.David@ens-lyon.org
parents:
17213
diff
changeset
|
652 |
f.write(bytes) |
17126
8fa8717b47b6
obsolete: write obsolete marker inside a transaction
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
17125
diff
changeset
|
653 |
finally: |
8fa8717b47b6
obsolete: write obsolete marker inside a transaction
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
17125
diff
changeset
|
654 |
# XXX: f.close() == filecache invalidation == obsstore rebuilt. |
8fa8717b47b6
obsolete: write obsolete marker inside a transaction
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
17125
diff
changeset
|
655 |
# call 'filecacheentry.refresh()' here |
17124
f1b7683f3f95
obsolete: move obsolete markers read/write logic to obsstore object
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
17117
diff
changeset
|
656 |
f.close() |
24046
6e1d9f9932a9
obsolete: populate successors, precursors, children lazily
Martin von Zweigbergk <martinvonz@google.com>
parents:
24045
diff
changeset
|
657 |
self._addmarkers(new) |
17469
fb72eec7efd8
obsolete: introduce caches for all meaningful sets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17429
diff
changeset
|
658 |
# new marker *may* have changed several set. invalidate the cache. |
fb72eec7efd8
obsolete: introduce caches for all meaningful sets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17429
diff
changeset
|
659 |
self.caches.clear() |
22339
9680da73cfe0
obsmarker: record the number of new markers in the transaction
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22335
diff
changeset
|
660 |
# records the number of new markers for the transaction hooks |
9680da73cfe0
obsmarker: record the number of new markers in the transaction
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22335
diff
changeset
|
661 |
previous = int(transaction.hookargs.get('new_obsmarkers', '0')) |
9680da73cfe0
obsmarker: record the number of new markers in the transaction
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22335
diff
changeset
|
662 |
transaction.hookargs['new_obsmarkers'] = str(previous + len(new)) |
17220
bdac214a4705
obsolete: obsstore.add now takes a list of markers.
Pierre-Yves.David@ens-lyon.org
parents:
17219
diff
changeset
|
663 |
return len(new) |
17126
8fa8717b47b6
obsolete: write obsolete marker inside a transaction
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
17125
diff
changeset
|
664 |
|
17524 | 665 |
def mergemarkers(self, transaction, data): |
22325
3363f2d36015
obsstore: have the `mergemarkers` method return the number of new markers
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22309
diff
changeset
|
666 |
"""merge a binary stream of markers inside the obsstore |
3363f2d36015
obsstore: have the `mergemarkers` method return the number of new markers
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22309
diff
changeset
|
667 |
|
3363f2d36015
obsstore: have the `mergemarkers` method return the number of new markers
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22309
diff
changeset
|
668 |
Returns the number of new markers added.""" |
22332
13e22358e9d2
obsolete: have _readmarkers return the format version
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22331
diff
changeset
|
669 |
version, markers = _readmarkers(data) |
22325
3363f2d36015
obsstore: have the `mergemarkers` method return the number of new markers
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22309
diff
changeset
|
670 |
return self.add(transaction, markers) |
17070
ad0d6c2b3279
obsolete: introduction of obsolete markers
Pierre-Yves.David@ens-lyon.org
parents:
diff
changeset
|
671 |
|
24046
6e1d9f9932a9
obsolete: populate successors, precursors, children lazily
Martin von Zweigbergk <martinvonz@google.com>
parents:
24045
diff
changeset
|
672 |
@propertycache |
32690
3fad59faba8a
obsstore: separate marker parsing from obsstore reading
Jun Wu <quark@fb.com>
parents:
32689
diff
changeset
|
673 |
def _data(self): |
3fad59faba8a
obsstore: separate marker parsing from obsstore reading
Jun Wu <quark@fb.com>
parents:
32689
diff
changeset
|
674 |
return self.svfs.tryread('obsstore') |
3fad59faba8a
obsstore: separate marker parsing from obsstore reading
Jun Wu <quark@fb.com>
parents:
32689
diff
changeset
|
675 |
|
3fad59faba8a
obsstore: separate marker parsing from obsstore reading
Jun Wu <quark@fb.com>
parents:
32689
diff
changeset
|
676 |
@propertycache |
32691
5d8dd6c90af9
obsstore: move _version to a propertycache
Jun Wu <quark@fb.com>
parents:
32690
diff
changeset
|
677 |
def _version(self): |
5d8dd6c90af9
obsstore: move _version to a propertycache
Jun Wu <quark@fb.com>
parents:
32690
diff
changeset
|
678 |
if len(self._data) >= 1: |
5d8dd6c90af9
obsstore: move _version to a propertycache
Jun Wu <quark@fb.com>
parents:
32690
diff
changeset
|
679 |
return _readmarkerversion(self._data) |
5d8dd6c90af9
obsstore: move _version to a propertycache
Jun Wu <quark@fb.com>
parents:
32690
diff
changeset
|
680 |
else: |
5d8dd6c90af9
obsstore: move _version to a propertycache
Jun Wu <quark@fb.com>
parents:
32690
diff
changeset
|
681 |
return self._defaultformat |
5d8dd6c90af9
obsstore: move _version to a propertycache
Jun Wu <quark@fb.com>
parents:
32690
diff
changeset
|
682 |
|
5d8dd6c90af9
obsstore: move _version to a propertycache
Jun Wu <quark@fb.com>
parents:
32690
diff
changeset
|
683 |
@propertycache |
26309
44918682093f
obsstore: delay loading markers from obsstore file
Yuya Nishihara <yuya@tcha.org>
parents:
26308
diff
changeset
|
684 |
def _all(self): |
32690
3fad59faba8a
obsstore: separate marker parsing from obsstore reading
Jun Wu <quark@fb.com>
parents:
32689
diff
changeset
|
685 |
data = self._data |
26309
44918682093f
obsstore: delay loading markers from obsstore file
Yuya Nishihara <yuya@tcha.org>
parents:
26308
diff
changeset
|
686 |
if not data: |
44918682093f
obsstore: delay loading markers from obsstore file
Yuya Nishihara <yuya@tcha.org>
parents:
26308
diff
changeset
|
687 |
return [] |
44918682093f
obsstore: delay loading markers from obsstore file
Yuya Nishihara <yuya@tcha.org>
parents:
26308
diff
changeset
|
688 |
self._version, markers = _readmarkers(data) |
44918682093f
obsstore: delay loading markers from obsstore file
Yuya Nishihara <yuya@tcha.org>
parents:
26308
diff
changeset
|
689 |
markers = list(markers) |
44918682093f
obsstore: delay loading markers from obsstore file
Yuya Nishihara <yuya@tcha.org>
parents:
26308
diff
changeset
|
690 |
_checkinvalidmarkers(markers) |
44918682093f
obsstore: delay loading markers from obsstore file
Yuya Nishihara <yuya@tcha.org>
parents:
26308
diff
changeset
|
691 |
return markers |
44918682093f
obsstore: delay loading markers from obsstore file
Yuya Nishihara <yuya@tcha.org>
parents:
26308
diff
changeset
|
692 |
|
44918682093f
obsstore: delay loading markers from obsstore file
Yuya Nishihara <yuya@tcha.org>
parents:
26308
diff
changeset
|
693 |
@propertycache |
24046
6e1d9f9932a9
obsolete: populate successors, precursors, children lazily
Martin von Zweigbergk <martinvonz@google.com>
parents:
24045
diff
changeset
|
694 |
def successors(self): |
6e1d9f9932a9
obsolete: populate successors, precursors, children lazily
Martin von Zweigbergk <martinvonz@google.com>
parents:
24045
diff
changeset
|
695 |
successors = {} |
6e1d9f9932a9
obsolete: populate successors, precursors, children lazily
Martin von Zweigbergk <martinvonz@google.com>
parents:
24045
diff
changeset
|
696 |
_addsuccessors(successors, self._all) |
6e1d9f9932a9
obsolete: populate successors, precursors, children lazily
Martin von Zweigbergk <martinvonz@google.com>
parents:
24045
diff
changeset
|
697 |
return successors |
6e1d9f9932a9
obsolete: populate successors, precursors, children lazily
Martin von Zweigbergk <martinvonz@google.com>
parents:
24045
diff
changeset
|
698 |
|
6e1d9f9932a9
obsolete: populate successors, precursors, children lazily
Martin von Zweigbergk <martinvonz@google.com>
parents:
24045
diff
changeset
|
699 |
@propertycache |
6e1d9f9932a9
obsolete: populate successors, precursors, children lazily
Martin von Zweigbergk <martinvonz@google.com>
parents:
24045
diff
changeset
|
700 |
def precursors(self): |
6e1d9f9932a9
obsolete: populate successors, precursors, children lazily
Martin von Zweigbergk <martinvonz@google.com>
parents:
24045
diff
changeset
|
701 |
precursors = {} |
6e1d9f9932a9
obsolete: populate successors, precursors, children lazily
Martin von Zweigbergk <martinvonz@google.com>
parents:
24045
diff
changeset
|
702 |
_addprecursors(precursors, self._all) |
6e1d9f9932a9
obsolete: populate successors, precursors, children lazily
Martin von Zweigbergk <martinvonz@google.com>
parents:
24045
diff
changeset
|
703 |
return precursors |
6e1d9f9932a9
obsolete: populate successors, precursors, children lazily
Martin von Zweigbergk <martinvonz@google.com>
parents:
24045
diff
changeset
|
704 |
|
6e1d9f9932a9
obsolete: populate successors, precursors, children lazily
Martin von Zweigbergk <martinvonz@google.com>
parents:
24045
diff
changeset
|
705 |
@propertycache |
6e1d9f9932a9
obsolete: populate successors, precursors, children lazily
Martin von Zweigbergk <martinvonz@google.com>
parents:
24045
diff
changeset
|
706 |
def children(self): |
6e1d9f9932a9
obsolete: populate successors, precursors, children lazily
Martin von Zweigbergk <martinvonz@google.com>
parents:
24045
diff
changeset
|
707 |
children = {} |
6e1d9f9932a9
obsolete: populate successors, precursors, children lazily
Martin von Zweigbergk <martinvonz@google.com>
parents:
24045
diff
changeset
|
708 |
_addchildren(children, self._all) |
6e1d9f9932a9
obsolete: populate successors, precursors, children lazily
Martin von Zweigbergk <martinvonz@google.com>
parents:
24045
diff
changeset
|
709 |
return children |
6e1d9f9932a9
obsolete: populate successors, precursors, children lazily
Martin von Zweigbergk <martinvonz@google.com>
parents:
24045
diff
changeset
|
710 |
|
6e1d9f9932a9
obsolete: populate successors, precursors, children lazily
Martin von Zweigbergk <martinvonz@google.com>
parents:
24045
diff
changeset
|
711 |
def _cached(self, attr): |
6e1d9f9932a9
obsolete: populate successors, precursors, children lazily
Martin von Zweigbergk <martinvonz@google.com>
parents:
24045
diff
changeset
|
712 |
return attr in self.__dict__ |
6e1d9f9932a9
obsolete: populate successors, precursors, children lazily
Martin von Zweigbergk <martinvonz@google.com>
parents:
24045
diff
changeset
|
713 |
|
6e1d9f9932a9
obsolete: populate successors, precursors, children lazily
Martin von Zweigbergk <martinvonz@google.com>
parents:
24045
diff
changeset
|
714 |
def _addmarkers(self, markers): |
24044
e0e6dd806b23
obsolete: extract helpers from _load()
Martin von Zweigbergk <martinvonz@google.com>
parents:
24019
diff
changeset
|
715 |
markers = list(markers) # to allow repeated iteration |
e0e6dd806b23
obsolete: extract helpers from _load()
Martin von Zweigbergk <martinvonz@google.com>
parents:
24019
diff
changeset
|
716 |
self._all.extend(markers) |
24046
6e1d9f9932a9
obsolete: populate successors, precursors, children lazily
Martin von Zweigbergk <martinvonz@google.com>
parents:
24045
diff
changeset
|
717 |
if self._cached('successors'): |
6e1d9f9932a9
obsolete: populate successors, precursors, children lazily
Martin von Zweigbergk <martinvonz@google.com>
parents:
24045
diff
changeset
|
718 |
_addsuccessors(self.successors, markers) |
6e1d9f9932a9
obsolete: populate successors, precursors, children lazily
Martin von Zweigbergk <martinvonz@google.com>
parents:
24045
diff
changeset
|
719 |
if self._cached('precursors'): |
6e1d9f9932a9
obsolete: populate successors, precursors, children lazily
Martin von Zweigbergk <martinvonz@google.com>
parents:
24045
diff
changeset
|
720 |
_addprecursors(self.precursors, markers) |
6e1d9f9932a9
obsolete: populate successors, precursors, children lazily
Martin von Zweigbergk <martinvonz@google.com>
parents:
24045
diff
changeset
|
721 |
if self._cached('children'): |
6e1d9f9932a9
obsolete: populate successors, precursors, children lazily
Martin von Zweigbergk <martinvonz@google.com>
parents:
24045
diff
changeset
|
722 |
_addchildren(self.children, markers) |
24045
43061f96e40e
obsolete: pass only new markers to _checkinvalidmarkers()
Martin von Zweigbergk <martinvonz@google.com>
parents:
24044
diff
changeset
|
723 |
_checkinvalidmarkers(markers) |
23973
18d431147cc1
obsstore: make the invalid markers check wrap-able
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
23805
diff
changeset
|
724 |
|
22271
8c69262df82d
obsstore: add relevantmarkers method
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22270
diff
changeset
|
725 |
def relevantmarkers(self, nodes): |
8c69262df82d
obsstore: add relevantmarkers method
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22270
diff
changeset
|
726 |
"""return a set of all obsolescence markers relevant to a set of nodes. |
8c69262df82d
obsstore: add relevantmarkers method
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22270
diff
changeset
|
727 |
|
8c69262df82d
obsstore: add relevantmarkers method
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22270
diff
changeset
|
728 |
"relevant" to a set of nodes mean: |
8c69262df82d
obsstore: add relevantmarkers method
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22270
diff
changeset
|
729 |
|
8c69262df82d
obsstore: add relevantmarkers method
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22270
diff
changeset
|
730 |
- marker that use this changeset as successor |
8c69262df82d
obsstore: add relevantmarkers method
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22270
diff
changeset
|
731 |
- prune marker of direct children on this changeset |
8c69262df82d
obsstore: add relevantmarkers method
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22270
diff
changeset
|
732 |
- recursive application of the two rules on precursors of these markers |
8c69262df82d
obsstore: add relevantmarkers method
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22270
diff
changeset
|
733 |
|
8c69262df82d
obsstore: add relevantmarkers method
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22270
diff
changeset
|
734 |
It is a set so you cannot rely on order.""" |
8c69262df82d
obsstore: add relevantmarkers method
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22270
diff
changeset
|
735 |
|
8c69262df82d
obsstore: add relevantmarkers method
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22270
diff
changeset
|
736 |
pendingnodes = set(nodes) |
8c69262df82d
obsstore: add relevantmarkers method
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22270
diff
changeset
|
737 |
seenmarkers = set() |
8c69262df82d
obsstore: add relevantmarkers method
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22270
diff
changeset
|
738 |
seennodes = set(pendingnodes) |
8c69262df82d
obsstore: add relevantmarkers method
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22270
diff
changeset
|
739 |
precursorsmarkers = self.precursors |
32488
176d1a0ce385
obsolete: fix relevant-obsmarkers computation on pruned changeset
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32411
diff
changeset
|
740 |
succsmarkers = self.successors |
22271
8c69262df82d
obsstore: add relevantmarkers method
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22270
diff
changeset
|
741 |
children = self.children |
8c69262df82d
obsstore: add relevantmarkers method
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22270
diff
changeset
|
742 |
while pendingnodes: |
8c69262df82d
obsstore: add relevantmarkers method
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22270
diff
changeset
|
743 |
direct = set() |
8c69262df82d
obsstore: add relevantmarkers method
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22270
diff
changeset
|
744 |
for current in pendingnodes: |
8c69262df82d
obsstore: add relevantmarkers method
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22270
diff
changeset
|
745 |
direct.update(precursorsmarkers.get(current, ())) |
8c69262df82d
obsstore: add relevantmarkers method
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22270
diff
changeset
|
746 |
pruned = [m for m in children.get(current, ()) if not m[1]] |
8c69262df82d
obsstore: add relevantmarkers method
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22270
diff
changeset
|
747 |
direct.update(pruned) |
32488
176d1a0ce385
obsolete: fix relevant-obsmarkers computation on pruned changeset
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32411
diff
changeset
|
748 |
pruned = [m for m in succsmarkers.get(current, ()) if not m[1]] |
176d1a0ce385
obsolete: fix relevant-obsmarkers computation on pruned changeset
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32411
diff
changeset
|
749 |
direct.update(pruned) |
22271
8c69262df82d
obsstore: add relevantmarkers method
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22270
diff
changeset
|
750 |
direct -= seenmarkers |
8c69262df82d
obsstore: add relevantmarkers method
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22270
diff
changeset
|
751 |
pendingnodes = set([m[0] for m in direct]) |
8c69262df82d
obsstore: add relevantmarkers method
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22270
diff
changeset
|
752 |
seenmarkers |= direct |
8c69262df82d
obsstore: add relevantmarkers method
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22270
diff
changeset
|
753 |
pendingnodes -= seennodes |
8c69262df82d
obsstore: add relevantmarkers method
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
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diff
changeset
|
754 |
seennodes |= pendingnodes |
8c69262df82d
obsstore: add relevantmarkers method
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
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diff
changeset
|
755 |
return seenmarkers |
17070
ad0d6c2b3279
obsolete: introduction of obsolete markers
Pierre-Yves.David@ens-lyon.org
parents:
diff
changeset
|
756 |
|
32729
c8177792fef6
obsolete: move obsstore creation logic from localrepo
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32692
diff
changeset
|
757 |
def makestore(ui, repo): |
c8177792fef6
obsolete: move obsstore creation logic from localrepo
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32692
diff
changeset
|
758 |
"""Create an obsstore instance from a repo.""" |
c8177792fef6
obsolete: move obsstore creation logic from localrepo
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32692
diff
changeset
|
759 |
# read default format for new obsstore. |
c8177792fef6
obsolete: move obsstore creation logic from localrepo
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32692
diff
changeset
|
760 |
# developer config: format.obsstore-version |
c8177792fef6
obsolete: move obsstore creation logic from localrepo
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32692
diff
changeset
|
761 |
defaultformat = ui.configint('format', 'obsstore-version', None) |
c8177792fef6
obsolete: move obsstore creation logic from localrepo
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32692
diff
changeset
|
762 |
# rely on obsstore class default when possible. |
c8177792fef6
obsolete: move obsstore creation logic from localrepo
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32692
diff
changeset
|
763 |
kwargs = {} |
c8177792fef6
obsolete: move obsstore creation logic from localrepo
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32692
diff
changeset
|
764 |
if defaultformat is not None: |
c8177792fef6
obsolete: move obsstore creation logic from localrepo
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32692
diff
changeset
|
765 |
kwargs['defaultformat'] = defaultformat |
c8177792fef6
obsolete: move obsstore creation logic from localrepo
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32692
diff
changeset
|
766 |
readonly = not isenabled(repo, createmarkersopt) |
c8177792fef6
obsolete: move obsstore creation logic from localrepo
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32692
diff
changeset
|
767 |
store = obsstore(repo.svfs, readonly=readonly, **kwargs) |
c8177792fef6
obsolete: move obsstore creation logic from localrepo
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32692
diff
changeset
|
768 |
if store and readonly: |
c8177792fef6
obsolete: move obsstore creation logic from localrepo
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32692
diff
changeset
|
769 |
ui.warn(_('obsolete feature not enabled but %i markers found!\n') |
c8177792fef6
obsolete: move obsstore creation logic from localrepo
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32692
diff
changeset
|
770 |
% len(list(store))) |
c8177792fef6
obsolete: move obsstore creation logic from localrepo
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32692
diff
changeset
|
771 |
return store |
c8177792fef6
obsolete: move obsstore creation logic from localrepo
Gregory Szorc <gregory.szorc@gmail.com>
parents:
32692
diff
changeset
|
772 |
|
32626
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
773 |
def _filterprunes(markers): |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
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parents:
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diff
changeset
|
774 |
"""return a set with no prune markers""" |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
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parents:
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diff
changeset
|
775 |
return set(m for m in markers if m[1]) |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
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parents:
32596
diff
changeset
|
776 |
|
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
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diff
changeset
|
777 |
def exclusivemarkers(repo, nodes): |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
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parents:
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diff
changeset
|
778 |
"""set of markers relevant to "nodes" but no other locally-known nodes |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
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parents:
32596
diff
changeset
|
779 |
|
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
780 |
This function compute the set of markers "exclusive" to a locally-known |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
781 |
node. This means we walk the markers starting from <nodes> until we reach a |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
782 |
locally-known precursors outside of <nodes>. Element of <nodes> with |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
783 |
locally-known successors outside of <nodes> are ignored (since their |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
784 |
precursors markers are also relevant to these successors). |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
785 |
|
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
786 |
For example: |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
787 |
|
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
788 |
# (A0 rewritten as A1) |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
789 |
# |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
790 |
# A0 <-1- A1 # Marker "1" is exclusive to A1 |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
791 |
|
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
792 |
or |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
793 |
|
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
794 |
# (A0 rewritten as AX; AX rewritten as A1; AX is unkown locally) |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
795 |
# |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
796 |
# <-1- A0 <-2- AX <-3- A1 # Marker "2,3" are exclusive to A1 |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
797 |
|
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
798 |
or |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
799 |
|
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
800 |
# (A0 has unknown precursors, A0 rewritten as A1 and A2 (divergence)) |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
801 |
# |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
802 |
# <-2- A1 # Marker "2" is exclusive to A0,A1 |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
803 |
# / |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
804 |
# <-1- A0 |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
805 |
# \ |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
806 |
# <-3- A2 # Marker "3" is exclusive to A0,A2 |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
807 |
# |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
808 |
# in addition: |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
809 |
# |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
810 |
# Markers "2,3" are exclusive to A1,A2 |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
811 |
# Markers "1,2,3" are exclusive to A0,A1,A2 |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
812 |
|
32627
b36b02d57021
exclusive-markers: update the dedicated test with list of exclusive markers
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32626
diff
changeset
|
813 |
See test/test-obsolete-bundle-strip.t for more examples. |
b36b02d57021
exclusive-markers: update the dedicated test with list of exclusive markers
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32626
diff
changeset
|
814 |
|
32626
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
815 |
An example usage is strip. When stripping a changeset, we also want to |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
816 |
strip the markers exclusive to this changeset. Otherwise we would have |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
817 |
"dangling"" obsolescence markers from its precursors: Obsolescence markers |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
818 |
marking a node as obsolete without any successors available locally. |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
819 |
|
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
820 |
As for relevant markers, the prune markers for children will be followed. |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
821 |
Of course, they will only be followed if the pruned children is |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
822 |
locally-known. Since the prune markers are relevant to the pruned node. |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
823 |
However, while prune markers are considered relevant to the parent of the |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
824 |
pruned changesets, prune markers for locally-known changeset (with no |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
825 |
successors) are considered exclusive to the pruned nodes. This allows |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
826 |
to strip the prune markers (with the rest of the exclusive chain) alongside |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
827 |
the pruned changesets. |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
828 |
""" |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
829 |
# running on a filtered repository would be dangerous as markers could be |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
830 |
# reported as exclusive when they are relevant for other filtered nodes. |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
831 |
unfi = repo.unfiltered() |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
832 |
|
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
833 |
# shortcut to various useful item |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
834 |
nm = unfi.changelog.nodemap |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
835 |
precursorsmarkers = unfi.obsstore.precursors |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
836 |
successormarkers = unfi.obsstore.successors |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
837 |
childrenmarkers = unfi.obsstore.children |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
838 |
|
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
839 |
# exclusive markers (return of the function) |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
840 |
exclmarkers = set() |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
841 |
# we need fast membership testing |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
842 |
nodes = set(nodes) |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
843 |
# looking for head in the obshistory |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
844 |
# |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
845 |
# XXX we are ignoring all issues in regard with cycle for now. |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
846 |
stack = [n for n in nodes if not _filterprunes(successormarkers.get(n, ()))] |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
847 |
stack.sort() |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
848 |
# nodes already stacked |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
849 |
seennodes = set(stack) |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
850 |
while stack: |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
851 |
current = stack.pop() |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
852 |
# fetch precursors markers |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
853 |
markers = list(precursorsmarkers.get(current, ())) |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
854 |
# extend the list with prune markers |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
855 |
for mark in successormarkers.get(current, ()): |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
856 |
if not mark[1]: |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
857 |
markers.append(mark) |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
858 |
# and markers from children (looking for prune) |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
859 |
for mark in childrenmarkers.get(current, ()): |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
860 |
if not mark[1]: |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
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diff
changeset
|
861 |
markers.append(mark) |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
862 |
# traverse the markers |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
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diff
changeset
|
863 |
for mark in markers: |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
864 |
if mark in exclmarkers: |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
865 |
# markers already selected |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
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diff
changeset
|
866 |
continue |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
867 |
|
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
868 |
# If the markers is about the current node, select it |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
869 |
# |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
870 |
# (this delay the addition of markers from children) |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
871 |
if mark[1] or mark[0] == current: |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
872 |
exclmarkers.add(mark) |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
873 |
|
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
874 |
# should we keep traversing through the precursors? |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
875 |
prec = mark[0] |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
876 |
|
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
877 |
# nodes in the stack or already processed |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
878 |
if prec in seennodes: |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
879 |
continue |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
880 |
|
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
881 |
# is this a locally known node ? |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
882 |
known = prec in nm |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
883 |
# if locally-known and not in the <nodes> set the traversal |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
884 |
# stop here. |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
885 |
if known and prec not in nodes: |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
886 |
continue |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
887 |
|
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
888 |
# do not keep going if there are unselected markers pointing to this |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
889 |
# nodes. If we end up traversing these unselected markers later the |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
890 |
# node will be taken care of at that point. |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
891 |
precmarkers = _filterprunes(successormarkers.get(prec)) |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
892 |
if precmarkers.issubset(exclmarkers): |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
893 |
seennodes.add(prec) |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
894 |
stack.append(prec) |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
895 |
|
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
896 |
return exclmarkers |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
897 |
|
22345
cf7014c5f087
obsolete: add a `commonversion` function
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22339
diff
changeset
|
898 |
def commonversion(versions): |
cf7014c5f087
obsolete: add a `commonversion` function
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22339
diff
changeset
|
899 |
"""Return the newest version listed in both versions and our local formats. |
cf7014c5f087
obsolete: add a `commonversion` function
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22339
diff
changeset
|
900 |
|
cf7014c5f087
obsolete: add a `commonversion` function
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22339
diff
changeset
|
901 |
Returns None if no common version exists. |
cf7014c5f087
obsolete: add a `commonversion` function
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22339
diff
changeset
|
902 |
""" |
cf7014c5f087
obsolete: add a `commonversion` function
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22339
diff
changeset
|
903 |
versions.sort(reverse=True) |
cf7014c5f087
obsolete: add a `commonversion` function
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22339
diff
changeset
|
904 |
# search for highest version known on both side |
cf7014c5f087
obsolete: add a `commonversion` function
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22339
diff
changeset
|
905 |
for v in versions: |
cf7014c5f087
obsolete: add a `commonversion` function
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22339
diff
changeset
|
906 |
if v in formats: |
cf7014c5f087
obsolete: add a `commonversion` function
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22339
diff
changeset
|
907 |
return v |
cf7014c5f087
obsolete: add a `commonversion` function
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22339
diff
changeset
|
908 |
return None |
17295
1f08ecc7febb
pushkey: splits obsolete marker exchange into multiple keys
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17253
diff
changeset
|
909 |
|
1f08ecc7febb
pushkey: splits obsolete marker exchange into multiple keys
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17253
diff
changeset
|
910 |
# arbitrary picked to fit into 8K limit from HTTP server |
1f08ecc7febb
pushkey: splits obsolete marker exchange into multiple keys
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17253
diff
changeset
|
911 |
# you have to take in account: |
1f08ecc7febb
pushkey: splits obsolete marker exchange into multiple keys
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17253
diff
changeset
|
912 |
# - the version header |
1f08ecc7febb
pushkey: splits obsolete marker exchange into multiple keys
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17253
diff
changeset
|
913 |
# - the base85 encoding |
1f08ecc7febb
pushkey: splits obsolete marker exchange into multiple keys
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17253
diff
changeset
|
914 |
_maxpayload = 5300 |
17075
28ed1c4511ce
obsolete: exchange obsolete marker over pushkey
Pierre-Yves.David@ens-lyon.org
parents:
17073
diff
changeset
|
915 |
|
20599
dad29624b056
obsolete: extract encoding of marker for pushkey from the list key function
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
20585
diff
changeset
|
916 |
def _pushkeyescape(markers): |
dad29624b056
obsolete: extract encoding of marker for pushkey from the list key function
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
20585
diff
changeset
|
917 |
"""encode markers into a dict suitable for pushkey exchange |
dad29624b056
obsolete: extract encoding of marker for pushkey from the list key function
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
20585
diff
changeset
|
918 |
|
21024
7731a2281cf0
spelling: fixes from spell checker
Mads Kiilerich <madski@unity3d.com>
parents:
20599
diff
changeset
|
919 |
- binary data is base85 encoded |
7731a2281cf0
spelling: fixes from spell checker
Mads Kiilerich <madski@unity3d.com>
parents:
20599
diff
changeset
|
920 |
- split in chunks smaller than 5300 bytes""" |
17295
1f08ecc7febb
pushkey: splits obsolete marker exchange into multiple keys
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17253
diff
changeset
|
921 |
keys = {} |
1f08ecc7febb
pushkey: splits obsolete marker exchange into multiple keys
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17253
diff
changeset
|
922 |
parts = [] |
1f08ecc7febb
pushkey: splits obsolete marker exchange into multiple keys
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17253
diff
changeset
|
923 |
currentlen = _maxpayload * 2 # ensure we create a new part |
20599
dad29624b056
obsolete: extract encoding of marker for pushkey from the list key function
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
20585
diff
changeset
|
924 |
for marker in markers: |
22329
ed37aa74d208
obsolete: rename _encodeonemarker to _fm0encodeonemarkers
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22328
diff
changeset
|
925 |
nextdata = _fm0encodeonemarker(marker) |
17295
1f08ecc7febb
pushkey: splits obsolete marker exchange into multiple keys
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17253
diff
changeset
|
926 |
if (len(nextdata) + currentlen > _maxpayload): |
1f08ecc7febb
pushkey: splits obsolete marker exchange into multiple keys
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17253
diff
changeset
|
927 |
currentpart = [] |
1f08ecc7febb
pushkey: splits obsolete marker exchange into multiple keys
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17253
diff
changeset
|
928 |
currentlen = 0 |
1f08ecc7febb
pushkey: splits obsolete marker exchange into multiple keys
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17253
diff
changeset
|
929 |
parts.append(currentpart) |
1f08ecc7febb
pushkey: splits obsolete marker exchange into multiple keys
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17253
diff
changeset
|
930 |
currentpart.append(nextdata) |
17304
0368fc55d572
obsolete: properly increment currentlen when building pushkey payload
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17298
diff
changeset
|
931 |
currentlen += len(nextdata) |
17295
1f08ecc7febb
pushkey: splits obsolete marker exchange into multiple keys
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17253
diff
changeset
|
932 |
for idx, part in enumerate(reversed(parts)): |
22327
f737631a9f0a
obsolete: rename all _fm to _fm0
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22326
diff
changeset
|
933 |
data = ''.join([_pack('>B', _fm0version)] + part) |
32201
4462a981e8df
base85: proxy through util module
Yuya Nishihara <yuya@tcha.org>
parents:
31476
diff
changeset
|
934 |
keys['dump%i' % idx] = util.b85encode(data) |
17295
1f08ecc7febb
pushkey: splits obsolete marker exchange into multiple keys
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17253
diff
changeset
|
935 |
return keys |
17073
3a79a5682af1
obsolete: add easy way to iterate over obsolete marker object
Pierre-Yves.David@ens-lyon.org
parents:
17072
diff
changeset
|
936 |
|
20599
dad29624b056
obsolete: extract encoding of marker for pushkey from the list key function
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
20585
diff
changeset
|
937 |
def listmarkers(repo): |
dad29624b056
obsolete: extract encoding of marker for pushkey from the list key function
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
20585
diff
changeset
|
938 |
"""List markers over pushkey""" |
dad29624b056
obsolete: extract encoding of marker for pushkey from the list key function
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
20585
diff
changeset
|
939 |
if not repo.obsstore: |
dad29624b056
obsolete: extract encoding of marker for pushkey from the list key function
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
20585
diff
changeset
|
940 |
return {} |
25118
e632a2429982
obsolete: sort obsmarkers during exchange
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
24928
diff
changeset
|
941 |
return _pushkeyescape(sorted(repo.obsstore)) |
20599
dad29624b056
obsolete: extract encoding of marker for pushkey from the list key function
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
20585
diff
changeset
|
942 |
|
17075
28ed1c4511ce
obsolete: exchange obsolete marker over pushkey
Pierre-Yves.David@ens-lyon.org
parents:
17073
diff
changeset
|
943 |
def pushmarker(repo, key, old, new): |
28ed1c4511ce
obsolete: exchange obsolete marker over pushkey
Pierre-Yves.David@ens-lyon.org
parents:
17073
diff
changeset
|
944 |
"""Push markers over pushkey""" |
17295
1f08ecc7febb
pushkey: splits obsolete marker exchange into multiple keys
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17253
diff
changeset
|
945 |
if not key.startswith('dump'): |
17075
28ed1c4511ce
obsolete: exchange obsolete marker over pushkey
Pierre-Yves.David@ens-lyon.org
parents:
17073
diff
changeset
|
946 |
repo.ui.warn(_('unknown key: %r') % key) |
32822
e65ff29dbeb0
pushkey: use False/True for return values from push functions
Martin von Zweigbergk <martinvonz@google.com>
parents:
32774
diff
changeset
|
947 |
return False |
17075
28ed1c4511ce
obsolete: exchange obsolete marker over pushkey
Pierre-Yves.David@ens-lyon.org
parents:
17073
diff
changeset
|
948 |
if old: |
21098
399d7770eef2
obsolete: add '%' specifier to the format string to avoid TypeError at runtime
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
21024
diff
changeset
|
949 |
repo.ui.warn(_('unexpected old value for %r') % key) |
32822
e65ff29dbeb0
pushkey: use False/True for return values from push functions
Martin von Zweigbergk <martinvonz@google.com>
parents:
32774
diff
changeset
|
950 |
return False |
32201
4462a981e8df
base85: proxy through util module
Yuya Nishihara <yuya@tcha.org>
parents:
31476
diff
changeset
|
951 |
data = util.b85decode(new) |
17075
28ed1c4511ce
obsolete: exchange obsolete marker over pushkey
Pierre-Yves.David@ens-lyon.org
parents:
17073
diff
changeset
|
952 |
lock = repo.lock() |
28ed1c4511ce
obsolete: exchange obsolete marker over pushkey
Pierre-Yves.David@ens-lyon.org
parents:
17073
diff
changeset
|
953 |
try: |
17126
8fa8717b47b6
obsolete: write obsolete marker inside a transaction
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
17125
diff
changeset
|
954 |
tr = repo.transaction('pushkey: obsolete markers') |
8fa8717b47b6
obsolete: write obsolete marker inside a transaction
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
17125
diff
changeset
|
955 |
try: |
8fa8717b47b6
obsolete: write obsolete marker inside a transaction
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
17125
diff
changeset
|
956 |
repo.obsstore.mergemarkers(tr, data) |
32326
99515353c72a
obsolete: invalidate "volatile" set cache after merging marker
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
31476
diff
changeset
|
957 |
repo.invalidatevolatilesets() |
17126
8fa8717b47b6
obsolete: write obsolete marker inside a transaction
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
17125
diff
changeset
|
958 |
tr.close() |
32822
e65ff29dbeb0
pushkey: use False/True for return values from push functions
Martin von Zweigbergk <martinvonz@google.com>
parents:
32774
diff
changeset
|
959 |
return True |
17126
8fa8717b47b6
obsolete: write obsolete marker inside a transaction
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
17125
diff
changeset
|
960 |
finally: |
8fa8717b47b6
obsolete: write obsolete marker inside a transaction
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
17125
diff
changeset
|
961 |
tr.release() |
17075
28ed1c4511ce
obsolete: exchange obsolete marker over pushkey
Pierre-Yves.David@ens-lyon.org
parents:
17073
diff
changeset
|
962 |
finally: |
28ed1c4511ce
obsolete: exchange obsolete marker over pushkey
Pierre-Yves.David@ens-lyon.org
parents:
17073
diff
changeset
|
963 |
lock.release() |
17073
3a79a5682af1
obsolete: add easy way to iterate over obsolete marker object
Pierre-Yves.David@ens-lyon.org
parents:
17072
diff
changeset
|
964 |
|
32626
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
965 |
def getmarkers(repo, nodes=None, exclusive=False): |
22274
10e87c67f1c7
debugobsolete: add a --rev argument
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22273
diff
changeset
|
966 |
"""returns markers known in a repository |
10e87c67f1c7
debugobsolete: add a --rev argument
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22273
diff
changeset
|
967 |
|
10e87c67f1c7
debugobsolete: add a --rev argument
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22273
diff
changeset
|
968 |
If <nodes> is specified, only markers "relevant" to those nodes are are |
10e87c67f1c7
debugobsolete: add a --rev argument
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22273
diff
changeset
|
969 |
returned""" |
10e87c67f1c7
debugobsolete: add a --rev argument
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22273
diff
changeset
|
970 |
if nodes is None: |
10e87c67f1c7
debugobsolete: add a --rev argument
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22273
diff
changeset
|
971 |
rawmarkers = repo.obsstore |
32626
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
972 |
elif exclusive: |
00a7f7b1af9c
obsolete: add a function to compute "exclusive-markers" for a set of nodes
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32596
diff
changeset
|
973 |
rawmarkers = exclusivemarkers(repo, nodes) |
22274
10e87c67f1c7
debugobsolete: add a --rev argument
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22273
diff
changeset
|
974 |
else: |
10e87c67f1c7
debugobsolete: add a --rev argument
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22273
diff
changeset
|
975 |
rawmarkers = repo.obsstore.relevantmarkers(nodes) |
10e87c67f1c7
debugobsolete: add a --rev argument
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22273
diff
changeset
|
976 |
|
10e87c67f1c7
debugobsolete: add a --rev argument
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22273
diff
changeset
|
977 |
for markerdata in rawmarkers: |
17073
3a79a5682af1
obsolete: add easy way to iterate over obsolete marker object
Pierre-Yves.David@ens-lyon.org
parents:
17072
diff
changeset
|
978 |
yield marker(repo, markerdata) |
3a79a5682af1
obsolete: add easy way to iterate over obsolete marker object
Pierre-Yves.David@ens-lyon.org
parents:
17072
diff
changeset
|
979 |
|
22274
10e87c67f1c7
debugobsolete: add a --rev argument
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22273
diff
changeset
|
980 |
def relevantmarkers(repo, node): |
10e87c67f1c7
debugobsolete: add a --rev argument
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22273
diff
changeset
|
981 |
"""all obsolete markers relevant to some revision""" |
10e87c67f1c7
debugobsolete: add a --rev argument
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22273
diff
changeset
|
982 |
for markerdata in repo.obsstore.relevantmarkers(node): |
10e87c67f1c7
debugobsolete: add a --rev argument
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22273
diff
changeset
|
983 |
yield marker(repo, markerdata) |
10e87c67f1c7
debugobsolete: add a --rev argument
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22273
diff
changeset
|
984 |
|
10e87c67f1c7
debugobsolete: add a --rev argument
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22273
diff
changeset
|
985 |
|
17076
75f4180509a4
obsolete: function and method to access some obsolete data
Pierre-Yves.David@ens-lyon.org
parents:
17075
diff
changeset
|
986 |
def precursormarkers(ctx): |
17776
072812e9f570
obsolete: flip `obstore.successors` and `obsolete.precursors`
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17775
diff
changeset
|
987 |
"""obsolete marker marking this changeset as a successors""" |
24335
d6440a5076a5
obsolete: replace 'ctx._repo' with 'ctx.repo()'
Matt Harbison <matt_harbison@yahoo.com>
parents:
24053
diff
changeset
|
988 |
for data in ctx.repo().obsstore.precursors.get(ctx.node(), ()): |
d6440a5076a5
obsolete: replace 'ctx._repo' with 'ctx.repo()'
Matt Harbison <matt_harbison@yahoo.com>
parents:
24053
diff
changeset
|
989 |
yield marker(ctx.repo(), data) |
17076
75f4180509a4
obsolete: function and method to access some obsolete data
Pierre-Yves.David@ens-lyon.org
parents:
17075
diff
changeset
|
990 |
|
75f4180509a4
obsolete: function and method to access some obsolete data
Pierre-Yves.David@ens-lyon.org
parents:
17075
diff
changeset
|
991 |
def successormarkers(ctx): |
17776
072812e9f570
obsolete: flip `obstore.successors` and `obsolete.precursors`
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17775
diff
changeset
|
992 |
"""obsolete marker making this changeset obsolete""" |
24335
d6440a5076a5
obsolete: replace 'ctx._repo' with 'ctx.repo()'
Matt Harbison <matt_harbison@yahoo.com>
parents:
24053
diff
changeset
|
993 |
for data in ctx.repo().obsstore.successors.get(ctx.node(), ()): |
d6440a5076a5
obsolete: replace 'ctx._repo' with 'ctx.repo()'
Matt Harbison <matt_harbison@yahoo.com>
parents:
24053
diff
changeset
|
994 |
yield marker(ctx.repo(), data) |
17076
75f4180509a4
obsolete: function and method to access some obsolete data
Pierre-Yves.David@ens-lyon.org
parents:
17075
diff
changeset
|
995 |
|
17831
70b08df24fef
obsolete: add a flag that allows fixing "bumped" changeset
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17828
diff
changeset
|
996 |
def allsuccessors(obsstore, nodes, ignoreflags=0): |
17827
612db9d7e76a
obsolete: have `allsuccessors` takes a list of nodes
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17826
diff
changeset
|
997 |
"""Yield node for every successor of <nodes>. |
612db9d7e76a
obsolete: have `allsuccessors` takes a list of nodes
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17826
diff
changeset
|
998 |
|
612db9d7e76a
obsolete: have `allsuccessors` takes a list of nodes
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17826
diff
changeset
|
999 |
Some successors may be unknown locally. |
17213
7eb5aa1f83fd
obsolete: add an any successors function
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17200
diff
changeset
|
1000 |
|
20204
b0c14c5d44b1
obsolete: improve allsuccessors doc string
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
20203
diff
changeset
|
1001 |
This is a linear yield unsuited to detecting split changesets. It includes |
b0c14c5d44b1
obsolete: improve allsuccessors doc string
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
20203
diff
changeset
|
1002 |
initial nodes too.""" |
17827
612db9d7e76a
obsolete: have `allsuccessors` takes a list of nodes
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17826
diff
changeset
|
1003 |
remaining = set(nodes) |
17213
7eb5aa1f83fd
obsolete: add an any successors function
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17200
diff
changeset
|
1004 |
seen = set(remaining) |
7eb5aa1f83fd
obsolete: add an any successors function
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17200
diff
changeset
|
1005 |
while remaining: |
7eb5aa1f83fd
obsolete: add an any successors function
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17200
diff
changeset
|
1006 |
current = remaining.pop() |
7eb5aa1f83fd
obsolete: add an any successors function
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17200
diff
changeset
|
1007 |
yield current |
17776
072812e9f570
obsolete: flip `obstore.successors` and `obsolete.precursors`
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17775
diff
changeset
|
1008 |
for mark in obsstore.successors.get(current, ()): |
20203
509768fc7542
obsolete: fix bad comment
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
20031
diff
changeset
|
1009 |
# ignore marker flagged with specified flag |
17831
70b08df24fef
obsolete: add a flag that allows fixing "bumped" changeset
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17828
diff
changeset
|
1010 |
if mark[2] & ignoreflags: |
70b08df24fef
obsolete: add a flag that allows fixing "bumped" changeset
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17828
diff
changeset
|
1011 |
continue |
17213
7eb5aa1f83fd
obsolete: add an any successors function
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17200
diff
changeset
|
1012 |
for suc in mark[1]: |
7eb5aa1f83fd
obsolete: add an any successors function
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17200
diff
changeset
|
1013 |
if suc not in seen: |
7eb5aa1f83fd
obsolete: add an any successors function
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17200
diff
changeset
|
1014 |
seen.add(suc) |
7eb5aa1f83fd
obsolete: add an any successors function
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17200
diff
changeset
|
1015 |
remaining.add(suc) |
17469
fb72eec7efd8
obsolete: introduce caches for all meaningful sets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17429
diff
changeset
|
1016 |
|
20206
cdcbe103b69a
obsolete: add an allprecursors method mirroring allsuccessors one.
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
20204
diff
changeset
|
1017 |
def allprecursors(obsstore, nodes, ignoreflags=0): |
cdcbe103b69a
obsolete: add an allprecursors method mirroring allsuccessors one.
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
20204
diff
changeset
|
1018 |
"""Yield node for every precursors of <nodes>. |
cdcbe103b69a
obsolete: add an allprecursors method mirroring allsuccessors one.
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
20204
diff
changeset
|
1019 |
|
cdcbe103b69a
obsolete: add an allprecursors method mirroring allsuccessors one.
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
20204
diff
changeset
|
1020 |
Some precursors may be unknown locally. |
cdcbe103b69a
obsolete: add an allprecursors method mirroring allsuccessors one.
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
20204
diff
changeset
|
1021 |
|
cdcbe103b69a
obsolete: add an allprecursors method mirroring allsuccessors one.
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
20204
diff
changeset
|
1022 |
This is a linear yield unsuited to detecting folded changesets. It includes |
cdcbe103b69a
obsolete: add an allprecursors method mirroring allsuccessors one.
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
20204
diff
changeset
|
1023 |
initial nodes too.""" |
cdcbe103b69a
obsolete: add an allprecursors method mirroring allsuccessors one.
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
20204
diff
changeset
|
1024 |
|
cdcbe103b69a
obsolete: add an allprecursors method mirroring allsuccessors one.
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
20204
diff
changeset
|
1025 |
remaining = set(nodes) |
cdcbe103b69a
obsolete: add an allprecursors method mirroring allsuccessors one.
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
20204
diff
changeset
|
1026 |
seen = set(remaining) |
cdcbe103b69a
obsolete: add an allprecursors method mirroring allsuccessors one.
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
20204
diff
changeset
|
1027 |
while remaining: |
cdcbe103b69a
obsolete: add an allprecursors method mirroring allsuccessors one.
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
20204
diff
changeset
|
1028 |
current = remaining.pop() |
cdcbe103b69a
obsolete: add an allprecursors method mirroring allsuccessors one.
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
20204
diff
changeset
|
1029 |
yield current |
cdcbe103b69a
obsolete: add an allprecursors method mirroring allsuccessors one.
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
20204
diff
changeset
|
1030 |
for mark in obsstore.precursors.get(current, ()): |
cdcbe103b69a
obsolete: add an allprecursors method mirroring allsuccessors one.
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
20204
diff
changeset
|
1031 |
# ignore marker flagged with specified flag |
cdcbe103b69a
obsolete: add an allprecursors method mirroring allsuccessors one.
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
20204
diff
changeset
|
1032 |
if mark[2] & ignoreflags: |
cdcbe103b69a
obsolete: add an allprecursors method mirroring allsuccessors one.
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
20204
diff
changeset
|
1033 |
continue |
cdcbe103b69a
obsolete: add an allprecursors method mirroring allsuccessors one.
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
20204
diff
changeset
|
1034 |
suc = mark[0] |
cdcbe103b69a
obsolete: add an allprecursors method mirroring allsuccessors one.
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
20204
diff
changeset
|
1035 |
if suc not in seen: |
cdcbe103b69a
obsolete: add an allprecursors method mirroring allsuccessors one.
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
20204
diff
changeset
|
1036 |
seen.add(suc) |
cdcbe103b69a
obsolete: add an allprecursors method mirroring allsuccessors one.
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
20204
diff
changeset
|
1037 |
remaining.add(suc) |
cdcbe103b69a
obsolete: add an allprecursors method mirroring allsuccessors one.
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
20204
diff
changeset
|
1038 |
|
18984
efef056b1ae9
obsolete: extract foreground computation from bookmark.validdest
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18904
diff
changeset
|
1039 |
def foreground(repo, nodes): |
efef056b1ae9
obsolete: extract foreground computation from bookmark.validdest
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18904
diff
changeset
|
1040 |
"""return all nodes in the "foreground" of other node |
efef056b1ae9
obsolete: extract foreground computation from bookmark.validdest
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18904
diff
changeset
|
1041 |
|
efef056b1ae9
obsolete: extract foreground computation from bookmark.validdest
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18904
diff
changeset
|
1042 |
The foreground of a revision is anything reachable using parent -> children |
19951
d51c4d85ec23
spelling: random spell checker fixes
Mads Kiilerich <madski@unity3d.com>
parents:
19618
diff
changeset
|
1043 |
or precursor -> successor relation. It is very similar to "descendant" but |
18984
efef056b1ae9
obsolete: extract foreground computation from bookmark.validdest
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18904
diff
changeset
|
1044 |
augmented with obsolescence information. |
efef056b1ae9
obsolete: extract foreground computation from bookmark.validdest
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18904
diff
changeset
|
1045 |
|
19951
d51c4d85ec23
spelling: random spell checker fixes
Mads Kiilerich <madski@unity3d.com>
parents:
19618
diff
changeset
|
1046 |
Beware that possible obsolescence cycle may result if complex situation. |
18984
efef056b1ae9
obsolete: extract foreground computation from bookmark.validdest
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18904
diff
changeset
|
1047 |
""" |
efef056b1ae9
obsolete: extract foreground computation from bookmark.validdest
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18904
diff
changeset
|
1048 |
repo = repo.unfiltered() |
efef056b1ae9
obsolete: extract foreground computation from bookmark.validdest
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18904
diff
changeset
|
1049 |
foreground = set(repo.set('%ln::', nodes)) |
efef056b1ae9
obsolete: extract foreground computation from bookmark.validdest
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18904
diff
changeset
|
1050 |
if repo.obsstore: |
efef056b1ae9
obsolete: extract foreground computation from bookmark.validdest
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18904
diff
changeset
|
1051 |
# We only need this complicated logic if there is obsolescence |
efef056b1ae9
obsolete: extract foreground computation from bookmark.validdest
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18904
diff
changeset
|
1052 |
# XXX will probably deserve an optimised revset. |
efef056b1ae9
obsolete: extract foreground computation from bookmark.validdest
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18904
diff
changeset
|
1053 |
nm = repo.changelog.nodemap |
efef056b1ae9
obsolete: extract foreground computation from bookmark.validdest
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18904
diff
changeset
|
1054 |
plen = -1 |
efef056b1ae9
obsolete: extract foreground computation from bookmark.validdest
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18904
diff
changeset
|
1055 |
# compute the whole set of successors or descendants |
efef056b1ae9
obsolete: extract foreground computation from bookmark.validdest
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18904
diff
changeset
|
1056 |
while len(foreground) != plen: |
efef056b1ae9
obsolete: extract foreground computation from bookmark.validdest
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18904
diff
changeset
|
1057 |
plen = len(foreground) |
efef056b1ae9
obsolete: extract foreground computation from bookmark.validdest
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18904
diff
changeset
|
1058 |
succs = set(c.node() for c in foreground) |
efef056b1ae9
obsolete: extract foreground computation from bookmark.validdest
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18904
diff
changeset
|
1059 |
mutable = [c.node() for c in foreground if c.mutable()] |
efef056b1ae9
obsolete: extract foreground computation from bookmark.validdest
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18904
diff
changeset
|
1060 |
succs.update(allsuccessors(repo.obsstore, mutable)) |
efef056b1ae9
obsolete: extract foreground computation from bookmark.validdest
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18904
diff
changeset
|
1061 |
known = (n for n in succs if n in nm) |
efef056b1ae9
obsolete: extract foreground computation from bookmark.validdest
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18904
diff
changeset
|
1062 |
foreground = set(repo.set('%ln::', known)) |
efef056b1ae9
obsolete: extract foreground computation from bookmark.validdest
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18904
diff
changeset
|
1063 |
return set(c.node() for c in foreground) |
efef056b1ae9
obsolete: extract foreground computation from bookmark.validdest
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18904
diff
changeset
|
1064 |
|
efef056b1ae9
obsolete: extract foreground computation from bookmark.validdest
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18904
diff
changeset
|
1065 |
|
18068
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1066 |
def successorssets(repo, initialnode, cache=None): |
26265
077f20eed4b2
obsolete: clarify that 'successorssets' returns the latest successors
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
26264
diff
changeset
|
1067 |
"""Return set of all latest successors of initial nodes |
18068
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1068 |
|
26204
54875a6c3714
obsolete: improve English of successorssets
timeless@mozdev.org
parents:
25669
diff
changeset
|
1069 |
The successors set of a changeset A are the group of revisions that succeed |
20277
c05b968d05eb
obsolete: clarify documentation for succcessorssets
Sean Farley <sean.michael.farley@gmail.com>
parents:
20207
diff
changeset
|
1070 |
A. It succeeds A as a consistent whole, each revision being only a partial |
c05b968d05eb
obsolete: clarify documentation for succcessorssets
Sean Farley <sean.michael.farley@gmail.com>
parents:
20207
diff
changeset
|
1071 |
replacement. The successors set contains non-obsolete changesets only. |
18068
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1072 |
|
20277
c05b968d05eb
obsolete: clarify documentation for succcessorssets
Sean Farley <sean.michael.farley@gmail.com>
parents:
20207
diff
changeset
|
1073 |
This function returns the full list of successor sets which is why it |
c05b968d05eb
obsolete: clarify documentation for succcessorssets
Sean Farley <sean.michael.farley@gmail.com>
parents:
20207
diff
changeset
|
1074 |
returns a list of tuples and not just a single tuple. Each tuple is a valid |
26204
54875a6c3714
obsolete: improve English of successorssets
timeless@mozdev.org
parents:
25669
diff
changeset
|
1075 |
successors set. Note that (A,) may be a valid successors set for changeset A |
20277
c05b968d05eb
obsolete: clarify documentation for succcessorssets
Sean Farley <sean.michael.farley@gmail.com>
parents:
20207
diff
changeset
|
1076 |
(see below). |
18068
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1077 |
|
20277
c05b968d05eb
obsolete: clarify documentation for succcessorssets
Sean Farley <sean.michael.farley@gmail.com>
parents:
20207
diff
changeset
|
1078 |
In most cases, a changeset A will have a single element (e.g. the changeset |
c05b968d05eb
obsolete: clarify documentation for succcessorssets
Sean Farley <sean.michael.farley@gmail.com>
parents:
20207
diff
changeset
|
1079 |
A is replaced by A') in its successors set. Though, it is also common for a |
c05b968d05eb
obsolete: clarify documentation for succcessorssets
Sean Farley <sean.michael.farley@gmail.com>
parents:
20207
diff
changeset
|
1080 |
changeset A to have no elements in its successor set (e.g. the changeset |
c05b968d05eb
obsolete: clarify documentation for succcessorssets
Sean Farley <sean.michael.farley@gmail.com>
parents:
20207
diff
changeset
|
1081 |
has been pruned). Therefore, the returned list of successors sets will be |
c05b968d05eb
obsolete: clarify documentation for succcessorssets
Sean Farley <sean.michael.farley@gmail.com>
parents:
20207
diff
changeset
|
1082 |
[(A',)] or [], respectively. |
18068
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1083 |
|
20277
c05b968d05eb
obsolete: clarify documentation for succcessorssets
Sean Farley <sean.michael.farley@gmail.com>
parents:
20207
diff
changeset
|
1084 |
When a changeset A is split into A' and B', however, it will result in a |
c05b968d05eb
obsolete: clarify documentation for succcessorssets
Sean Farley <sean.michael.farley@gmail.com>
parents:
20207
diff
changeset
|
1085 |
successors set containing more than a single element, i.e. [(A',B')]. |
c05b968d05eb
obsolete: clarify documentation for succcessorssets
Sean Farley <sean.michael.farley@gmail.com>
parents:
20207
diff
changeset
|
1086 |
Divergent changesets will result in multiple successors sets, i.e. [(A',), |
c05b968d05eb
obsolete: clarify documentation for succcessorssets
Sean Farley <sean.michael.farley@gmail.com>
parents:
20207
diff
changeset
|
1087 |
(A'')]. |
18068
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1088 |
|
20277
c05b968d05eb
obsolete: clarify documentation for succcessorssets
Sean Farley <sean.michael.farley@gmail.com>
parents:
20207
diff
changeset
|
1089 |
If a changeset A is not obsolete, then it will conceptually have no |
c05b968d05eb
obsolete: clarify documentation for succcessorssets
Sean Farley <sean.michael.farley@gmail.com>
parents:
20207
diff
changeset
|
1090 |
successors set. To distinguish this from a pruned changeset, the successor |
26204
54875a6c3714
obsolete: improve English of successorssets
timeless@mozdev.org
parents:
25669
diff
changeset
|
1091 |
set will contain itself only, i.e. [(A,)]. |
18068
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1092 |
|
20277
c05b968d05eb
obsolete: clarify documentation for succcessorssets
Sean Farley <sean.michael.farley@gmail.com>
parents:
20207
diff
changeset
|
1093 |
Finally, successors unknown locally are considered to be pruned (obsoleted |
c05b968d05eb
obsolete: clarify documentation for succcessorssets
Sean Farley <sean.michael.farley@gmail.com>
parents:
20207
diff
changeset
|
1094 |
without any successors). |
c05b968d05eb
obsolete: clarify documentation for succcessorssets
Sean Farley <sean.michael.farley@gmail.com>
parents:
20207
diff
changeset
|
1095 |
|
c05b968d05eb
obsolete: clarify documentation for succcessorssets
Sean Farley <sean.michael.farley@gmail.com>
parents:
20207
diff
changeset
|
1096 |
The optional `cache` parameter is a dictionary that may contain precomputed |
c05b968d05eb
obsolete: clarify documentation for succcessorssets
Sean Farley <sean.michael.farley@gmail.com>
parents:
20207
diff
changeset
|
1097 |
successors sets. It is meant to reuse the computation of a previous call to |
c05b968d05eb
obsolete: clarify documentation for succcessorssets
Sean Farley <sean.michael.farley@gmail.com>
parents:
20207
diff
changeset
|
1098 |
`successorssets` when multiple calls are made at the same time. The cache |
26204
54875a6c3714
obsolete: improve English of successorssets
timeless@mozdev.org
parents:
25669
diff
changeset
|
1099 |
dictionary is updated in place. The caller is responsible for its life |
54875a6c3714
obsolete: improve English of successorssets
timeless@mozdev.org
parents:
25669
diff
changeset
|
1100 |
span. Code that makes multiple calls to `successorssets` *must* use this |
54875a6c3714
obsolete: improve English of successorssets
timeless@mozdev.org
parents:
25669
diff
changeset
|
1101 |
cache mechanism or suffer terrible performance. |
20277
c05b968d05eb
obsolete: clarify documentation for succcessorssets
Sean Farley <sean.michael.farley@gmail.com>
parents:
20207
diff
changeset
|
1102 |
""" |
18068
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1103 |
|
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1104 |
succmarkers = repo.obsstore.successors |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1105 |
|
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1106 |
# Stack of nodes we search successors sets for |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1107 |
toproceed = [initialnode] |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1108 |
# set version of above list for fast loop detection |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1109 |
# element added to "toproceed" must be added here |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1110 |
stackedset = set(toproceed) |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1111 |
if cache is None: |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1112 |
cache = {} |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1113 |
|
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1114 |
# This while loop is the flattened version of a recursive search for |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1115 |
# successors sets |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1116 |
# |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1117 |
# def successorssets(x): |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1118 |
# successors = directsuccessors(x) |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1119 |
# ss = [[]] |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1120 |
# for succ in directsuccessors(x): |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1121 |
# # product as in itertools cartesian product |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1122 |
# ss = product(ss, successorssets(succ)) |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1123 |
# return ss |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1124 |
# |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1125 |
# But we can not use plain recursive calls here: |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1126 |
# - that would blow the python call stack |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1127 |
# - obsolescence markers may have cycles, we need to handle them. |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1128 |
# |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1129 |
# The `toproceed` list act as our call stack. Every node we search |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1130 |
# successors set for are stacked there. |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1131 |
# |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1132 |
# The `stackedset` is set version of this stack used to check if a node is |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1133 |
# already stacked. This check is used to detect cycles and prevent infinite |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1134 |
# loop. |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1135 |
# |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1136 |
# successors set of all nodes are stored in the `cache` dictionary. |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1137 |
# |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1138 |
# After this while loop ends we use the cache to return the successors sets |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1139 |
# for the node requested by the caller. |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1140 |
while toproceed: |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1141 |
# Every iteration tries to compute the successors sets of the topmost |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1142 |
# node of the stack: CURRENT. |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1143 |
# |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1144 |
# There are four possible outcomes: |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1145 |
# |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1146 |
# 1) We already know the successors sets of CURRENT: |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1147 |
# -> mission accomplished, pop it from the stack. |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1148 |
# 2) Node is not obsolete: |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1149 |
# -> the node is its own successors sets. Add it to the cache. |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1150 |
# 3) We do not know successors set of direct successors of CURRENT: |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1151 |
# -> We add those successors to the stack. |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1152 |
# 4) We know successors sets of all direct successors of CURRENT: |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1153 |
# -> We can compute CURRENT successors set and add it to the |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1154 |
# cache. |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1155 |
# |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1156 |
current = toproceed[-1] |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1157 |
if current in cache: |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1158 |
# case (1): We already know the successors sets |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1159 |
stackedset.remove(toproceed.pop()) |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1160 |
elif current not in succmarkers: |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1161 |
# case (2): The node is not obsolete. |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1162 |
if current in repo: |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1163 |
# We have a valid last successors. |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1164 |
cache[current] = [(current,)] |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1165 |
else: |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1166 |
# Final obsolete version is unknown locally. |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1167 |
# Do not count that as a valid successors |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1168 |
cache[current] = [] |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1169 |
else: |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1170 |
# cases (3) and (4) |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1171 |
# |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1172 |
# We proceed in two phases. Phase 1 aims to distinguish case (3) |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1173 |
# from case (4): |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1174 |
# |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1175 |
# For each direct successors of CURRENT, we check whether its |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1176 |
# successors sets are known. If they are not, we stack the |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1177 |
# unknown node and proceed to the next iteration of the while |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1178 |
# loop. (case 3) |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1179 |
# |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1180 |
# During this step, we may detect obsolescence cycles: a node |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1181 |
# with unknown successors sets but already in the call stack. |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1182 |
# In such a situation, we arbitrary set the successors sets of |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1183 |
# the node to nothing (node pruned) to break the cycle. |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1184 |
# |
18644
3e92772d5383
spelling: fix some minor issues found by spell checker
Mads Kiilerich <mads@kiilerich.com>
parents:
18365
diff
changeset
|
1185 |
# If no break was encountered we proceed to phase 2. |
18068
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1186 |
# |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1187 |
# Phase 2 computes successors sets of CURRENT (case 4); see details |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1188 |
# in phase 2 itself. |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1189 |
# |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1190 |
# Note the two levels of iteration in each phase. |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1191 |
# - The first one handles obsolescence markers using CURRENT as |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1192 |
# precursor (successors markers of CURRENT). |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1193 |
# |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1194 |
# Having multiple entry here means divergence. |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1195 |
# |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1196 |
# - The second one handles successors defined in each marker. |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1197 |
# |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1198 |
# Having none means pruned node, multiple successors means split, |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1199 |
# single successors are standard replacement. |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1200 |
# |
18365
4148414da120
obsolete: process markers in a stable order
Mads Kiilerich <mads@kiilerich.com>
parents:
18277
diff
changeset
|
1201 |
for mark in sorted(succmarkers[current]): |
18068
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1202 |
for suc in mark[1]: |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1203 |
if suc not in cache: |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1204 |
if suc in stackedset: |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1205 |
# cycle breaking |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1206 |
cache[suc] = [] |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1207 |
else: |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1208 |
# case (3) If we have not computed successors sets |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1209 |
# of one of those successors we add it to the |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1210 |
# `toproceed` stack and stop all work for this |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1211 |
# iteration. |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1212 |
toproceed.append(suc) |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1213 |
stackedset.add(suc) |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1214 |
break |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1215 |
else: |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1216 |
continue |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1217 |
break |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1218 |
else: |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1219 |
# case (4): we know all successors sets of all direct |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1220 |
# successors |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1221 |
# |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1222 |
# Successors set contributed by each marker depends on the |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1223 |
# successors sets of all its "successors" node. |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1224 |
# |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1225 |
# Each different marker is a divergence in the obsolescence |
18644
3e92772d5383
spelling: fix some minor issues found by spell checker
Mads Kiilerich <mads@kiilerich.com>
parents:
18365
diff
changeset
|
1226 |
# history. It contributes successors sets distinct from other |
18068
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1227 |
# markers. |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1228 |
# |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1229 |
# Within a marker, a successor may have divergent successors |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1230 |
# sets. In such a case, the marker will contribute multiple |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1231 |
# divergent successors sets. If multiple successors have |
21024
7731a2281cf0
spelling: fixes from spell checker
Mads Kiilerich <madski@unity3d.com>
parents:
20599
diff
changeset
|
1232 |
# divergent successors sets, a Cartesian product is used. |
18069
f84e731cbd20
obsolete: drop successors sets which are subset of another one
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18068
diff
changeset
|
1233 |
# |
f84e731cbd20
obsolete: drop successors sets which are subset of another one
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18068
diff
changeset
|
1234 |
# At the end we post-process successors sets to remove |
f84e731cbd20
obsolete: drop successors sets which are subset of another one
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18068
diff
changeset
|
1235 |
# duplicated entry and successors set that are strict subset of |
f84e731cbd20
obsolete: drop successors sets which are subset of another one
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18068
diff
changeset
|
1236 |
# another one. |
18068
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1237 |
succssets = [] |
18365
4148414da120
obsolete: process markers in a stable order
Mads Kiilerich <mads@kiilerich.com>
parents:
18277
diff
changeset
|
1238 |
for mark in sorted(succmarkers[current]): |
18068
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1239 |
# successors sets contributed by this marker |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1240 |
markss = [[]] |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1241 |
for suc in mark[1]: |
18069
f84e731cbd20
obsolete: drop successors sets which are subset of another one
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18068
diff
changeset
|
1242 |
# cardinal product with previous successors |
18068
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1243 |
productresult = [] |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1244 |
for prefix in markss: |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1245 |
for suffix in cache[suc]: |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1246 |
newss = list(prefix) |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1247 |
for part in suffix: |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1248 |
# do not duplicated entry in successors set |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1249 |
# first entry wins. |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1250 |
if part not in newss: |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1251 |
newss.append(part) |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1252 |
productresult.append(newss) |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1253 |
markss = productresult |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1254 |
succssets.extend(markss) |
18069
f84e731cbd20
obsolete: drop successors sets which are subset of another one
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18068
diff
changeset
|
1255 |
# remove duplicated and subset |
f84e731cbd20
obsolete: drop successors sets which are subset of another one
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18068
diff
changeset
|
1256 |
seen = [] |
f84e731cbd20
obsolete: drop successors sets which are subset of another one
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18068
diff
changeset
|
1257 |
final = [] |
f84e731cbd20
obsolete: drop successors sets which are subset of another one
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18068
diff
changeset
|
1258 |
candidate = sorted(((set(s), s) for s in succssets if s), |
f84e731cbd20
obsolete: drop successors sets which are subset of another one
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18068
diff
changeset
|
1259 |
key=lambda x: len(x[1]), reverse=True) |
f84e731cbd20
obsolete: drop successors sets which are subset of another one
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18068
diff
changeset
|
1260 |
for setversion, listversion in candidate: |
f84e731cbd20
obsolete: drop successors sets which are subset of another one
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18068
diff
changeset
|
1261 |
for seenset in seen: |
f84e731cbd20
obsolete: drop successors sets which are subset of another one
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18068
diff
changeset
|
1262 |
if setversion.issubset(seenset): |
f84e731cbd20
obsolete: drop successors sets which are subset of another one
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18068
diff
changeset
|
1263 |
break |
f84e731cbd20
obsolete: drop successors sets which are subset of another one
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18068
diff
changeset
|
1264 |
else: |
f84e731cbd20
obsolete: drop successors sets which are subset of another one
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18068
diff
changeset
|
1265 |
final.append(listversion) |
f84e731cbd20
obsolete: drop successors sets which are subset of another one
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18068
diff
changeset
|
1266 |
seen.append(setversion) |
f84e731cbd20
obsolete: drop successors sets which are subset of another one
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18068
diff
changeset
|
1267 |
final.reverse() # put small successors set first |
f84e731cbd20
obsolete: drop successors sets which are subset of another one
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18068
diff
changeset
|
1268 |
cache[current] = final |
18068
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1269 |
return cache[initialnode] |
4bec77e62c00
obsolete: compute successors set
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18001
diff
changeset
|
1270 |
|
17828
9495be4126ef
obsolete: add the detection of bumped changeset.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17827
diff
changeset
|
1271 |
# mapping of 'set-name' -> <function to compute this set> |
17469
fb72eec7efd8
obsolete: introduce caches for all meaningful sets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17429
diff
changeset
|
1272 |
cachefuncs = {} |
fb72eec7efd8
obsolete: introduce caches for all meaningful sets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17429
diff
changeset
|
1273 |
def cachefor(name): |
fb72eec7efd8
obsolete: introduce caches for all meaningful sets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17429
diff
changeset
|
1274 |
"""Decorator to register a function as computing the cache for a set""" |
fb72eec7efd8
obsolete: introduce caches for all meaningful sets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17429
diff
changeset
|
1275 |
def decorator(func): |
fb72eec7efd8
obsolete: introduce caches for all meaningful sets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17429
diff
changeset
|
1276 |
assert name not in cachefuncs |
fb72eec7efd8
obsolete: introduce caches for all meaningful sets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17429
diff
changeset
|
1277 |
cachefuncs[name] = func |
fb72eec7efd8
obsolete: introduce caches for all meaningful sets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17429
diff
changeset
|
1278 |
return func |
fb72eec7efd8
obsolete: introduce caches for all meaningful sets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17429
diff
changeset
|
1279 |
return decorator |
fb72eec7efd8
obsolete: introduce caches for all meaningful sets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17429
diff
changeset
|
1280 |
|
17825
3cc06457f15e
obsolete: rename `getobscache` into `getrevs`
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
17776
diff
changeset
|
1281 |
def getrevs(repo, name): |
17469
fb72eec7efd8
obsolete: introduce caches for all meaningful sets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17429
diff
changeset
|
1282 |
"""Return the set of revision that belong to the <name> set |
fb72eec7efd8
obsolete: introduce caches for all meaningful sets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17429
diff
changeset
|
1283 |
|
fb72eec7efd8
obsolete: introduce caches for all meaningful sets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17429
diff
changeset
|
1284 |
Such access may compute the set and cache it for future use""" |
18001
e02feadd15ea
clfilter: unfilter computation of obsolescence related computation
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
17831
diff
changeset
|
1285 |
repo = repo.unfiltered() |
17469
fb72eec7efd8
obsolete: introduce caches for all meaningful sets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17429
diff
changeset
|
1286 |
if not repo.obsstore: |
22507
5c00c5298f98
obsolete: ensure that `getrevs` always return a set
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22394
diff
changeset
|
1287 |
return frozenset() |
17469
fb72eec7efd8
obsolete: introduce caches for all meaningful sets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17429
diff
changeset
|
1288 |
if name not in repo.obsstore.caches: |
fb72eec7efd8
obsolete: introduce caches for all meaningful sets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17429
diff
changeset
|
1289 |
repo.obsstore.caches[name] = cachefuncs[name](repo) |
fb72eec7efd8
obsolete: introduce caches for all meaningful sets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17429
diff
changeset
|
1290 |
return repo.obsstore.caches[name] |
fb72eec7efd8
obsolete: introduce caches for all meaningful sets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17429
diff
changeset
|
1291 |
|
fb72eec7efd8
obsolete: introduce caches for all meaningful sets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17429
diff
changeset
|
1292 |
# To be simple we need to invalidate obsolescence cache when: |
fb72eec7efd8
obsolete: introduce caches for all meaningful sets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17429
diff
changeset
|
1293 |
# |
fb72eec7efd8
obsolete: introduce caches for all meaningful sets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17429
diff
changeset
|
1294 |
# - new changeset is added: |
fb72eec7efd8
obsolete: introduce caches for all meaningful sets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17429
diff
changeset
|
1295 |
# - public phase is changed |
fb72eec7efd8
obsolete: introduce caches for all meaningful sets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17429
diff
changeset
|
1296 |
# - obsolescence marker are added |
fb72eec7efd8
obsolete: introduce caches for all meaningful sets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17429
diff
changeset
|
1297 |
# - strip is used a repo |
fb72eec7efd8
obsolete: introduce caches for all meaningful sets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17429
diff
changeset
|
1298 |
def clearobscaches(repo): |
fb72eec7efd8
obsolete: introduce caches for all meaningful sets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17429
diff
changeset
|
1299 |
"""Remove all obsolescence related cache from a repo |
fb72eec7efd8
obsolete: introduce caches for all meaningful sets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17429
diff
changeset
|
1300 |
|
fb72eec7efd8
obsolete: introduce caches for all meaningful sets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17429
diff
changeset
|
1301 |
This remove all cache in obsstore is the obsstore already exist on the |
fb72eec7efd8
obsolete: introduce caches for all meaningful sets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17429
diff
changeset
|
1302 |
repo. |
fb72eec7efd8
obsolete: introduce caches for all meaningful sets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17429
diff
changeset
|
1303 |
|
fb72eec7efd8
obsolete: introduce caches for all meaningful sets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17429
diff
changeset
|
1304 |
(We could be smarter here given the exact event that trigger the cache |
fb72eec7efd8
obsolete: introduce caches for all meaningful sets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17429
diff
changeset
|
1305 |
clearing)""" |
fb72eec7efd8
obsolete: introduce caches for all meaningful sets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17429
diff
changeset
|
1306 |
# only clear cache is there is obsstore data in this repo |
fb72eec7efd8
obsolete: introduce caches for all meaningful sets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17429
diff
changeset
|
1307 |
if 'obsstore' in repo._filecache: |
fb72eec7efd8
obsolete: introduce caches for all meaningful sets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17429
diff
changeset
|
1308 |
repo.obsstore.caches.clear() |
fb72eec7efd8
obsolete: introduce caches for all meaningful sets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17429
diff
changeset
|
1309 |
|
fb72eec7efd8
obsolete: introduce caches for all meaningful sets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17429
diff
changeset
|
1310 |
@cachefor('obsolete') |
fb72eec7efd8
obsolete: introduce caches for all meaningful sets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17429
diff
changeset
|
1311 |
def _computeobsoleteset(repo): |
fb72eec7efd8
obsolete: introduce caches for all meaningful sets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17429
diff
changeset
|
1312 |
"""the set of obsolete revisions""" |
27784
432242f41d9f
obsolete: make _computeobsoleteset much faster
Laurent Charignon <lc2817@columbia.edu>
parents:
27332
diff
changeset
|
1313 |
getnode = repo.changelog.node |
31018
cb5888c00410
obsolete: avoid using revset language to compute the obsolete revset
Jun Wu <quark@fb.com>
parents:
29976
diff
changeset
|
1314 |
notpublic = repo._phasecache.getrevset(repo, (phases.draft, phases.secret)) |
32688
2c1400d43fd2
obsstore: minor optimization for the obsolete revset
Jun Wu <quark@fb.com>
parents:
32627
diff
changeset
|
1315 |
isobs = repo.obsstore.successors.__contains__ |
2c1400d43fd2
obsstore: minor optimization for the obsolete revset
Jun Wu <quark@fb.com>
parents:
32627
diff
changeset
|
1316 |
obs = set(r for r in notpublic if isobs(getnode(r))) |
18271
67872e939945
performance: speedup computation of obsolete revisions
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
18101
diff
changeset
|
1317 |
return obs |
17469
fb72eec7efd8
obsolete: introduce caches for all meaningful sets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17429
diff
changeset
|
1318 |
|
fb72eec7efd8
obsolete: introduce caches for all meaningful sets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17429
diff
changeset
|
1319 |
@cachefor('unstable') |
fb72eec7efd8
obsolete: introduce caches for all meaningful sets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17429
diff
changeset
|
1320 |
def _computeunstableset(repo): |
fb72eec7efd8
obsolete: introduce caches for all meaningful sets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17429
diff
changeset
|
1321 |
"""the set of non obsolete revisions with obsolete parents""" |
24928
876a2ebfbf4f
obsolete: speed up unstable computation
Laurent Charignon <lcharignon@fb.com>
parents:
24927
diff
changeset
|
1322 |
revs = [(ctx.rev(), ctx) for ctx in |
876a2ebfbf4f
obsolete: speed up unstable computation
Laurent Charignon <lcharignon@fb.com>
parents:
24927
diff
changeset
|
1323 |
repo.set('(not public()) and (not obsolete())')] |
876a2ebfbf4f
obsolete: speed up unstable computation
Laurent Charignon <lcharignon@fb.com>
parents:
24927
diff
changeset
|
1324 |
revs.sort(key=lambda x:x[0]) |
876a2ebfbf4f
obsolete: speed up unstable computation
Laurent Charignon <lcharignon@fb.com>
parents:
24927
diff
changeset
|
1325 |
unstable = set() |
876a2ebfbf4f
obsolete: speed up unstable computation
Laurent Charignon <lcharignon@fb.com>
parents:
24927
diff
changeset
|
1326 |
for rev, ctx in revs: |
876a2ebfbf4f
obsolete: speed up unstable computation
Laurent Charignon <lcharignon@fb.com>
parents:
24927
diff
changeset
|
1327 |
# A rev is unstable if one of its parent is obsolete or unstable |
876a2ebfbf4f
obsolete: speed up unstable computation
Laurent Charignon <lcharignon@fb.com>
parents:
24927
diff
changeset
|
1328 |
# this works since we traverse following growing rev order |
25149
3f0744eeaeaf
cleanup: use __builtins__.any instead of util.any
Augie Fackler <augie@google.com>
parents:
25118
diff
changeset
|
1329 |
if any((x.obsolete() or (x.rev() in unstable)) |
24928
876a2ebfbf4f
obsolete: speed up unstable computation
Laurent Charignon <lcharignon@fb.com>
parents:
24927
diff
changeset
|
1330 |
for x in ctx.parents()): |
876a2ebfbf4f
obsolete: speed up unstable computation
Laurent Charignon <lcharignon@fb.com>
parents:
24927
diff
changeset
|
1331 |
unstable.add(rev) |
876a2ebfbf4f
obsolete: speed up unstable computation
Laurent Charignon <lcharignon@fb.com>
parents:
24927
diff
changeset
|
1332 |
return unstable |
17469
fb72eec7efd8
obsolete: introduce caches for all meaningful sets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17429
diff
changeset
|
1333 |
|
fb72eec7efd8
obsolete: introduce caches for all meaningful sets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17429
diff
changeset
|
1334 |
@cachefor('suspended') |
fb72eec7efd8
obsolete: introduce caches for all meaningful sets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17429
diff
changeset
|
1335 |
def _computesuspendedset(repo): |
fb72eec7efd8
obsolete: introduce caches for all meaningful sets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17429
diff
changeset
|
1336 |
"""the set of obsolete parents with non obsolete descendants""" |
18276
834ef7e70d0f
performance: speedup computation of suspended revisions
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
18275
diff
changeset
|
1337 |
suspended = repo.changelog.ancestors(getrevs(repo, 'unstable')) |
834ef7e70d0f
performance: speedup computation of suspended revisions
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
18275
diff
changeset
|
1338 |
return set(r for r in getrevs(repo, 'obsolete') if r in suspended) |
17469
fb72eec7efd8
obsolete: introduce caches for all meaningful sets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17429
diff
changeset
|
1339 |
|
fb72eec7efd8
obsolete: introduce caches for all meaningful sets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17429
diff
changeset
|
1340 |
@cachefor('extinct') |
fb72eec7efd8
obsolete: introduce caches for all meaningful sets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17429
diff
changeset
|
1341 |
def _computeextinctset(repo): |
fb72eec7efd8
obsolete: introduce caches for all meaningful sets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17429
diff
changeset
|
1342 |
"""the set of obsolete parents without non obsolete descendants""" |
18277
a58260bc101f
performance: speedup computation of extinct revisions
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
18276
diff
changeset
|
1343 |
return getrevs(repo, 'obsolete') - getrevs(repo, 'suspended') |
17474
f85816af6294
obsolete: add a high level function to create an obsolete marker
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17469
diff
changeset
|
1344 |
|
17828
9495be4126ef
obsolete: add the detection of bumped changeset.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17827
diff
changeset
|
1345 |
|
9495be4126ef
obsolete: add the detection of bumped changeset.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17827
diff
changeset
|
1346 |
@cachefor('bumped') |
9495be4126ef
obsolete: add the detection of bumped changeset.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17827
diff
changeset
|
1347 |
def _computebumpedset(repo): |
9495be4126ef
obsolete: add the detection of bumped changeset.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17827
diff
changeset
|
1348 |
"""the set of revs trying to obsolete public revisions""" |
20207
cd62532c62a1
obsolete: order of magnitude speedup in _computebumpedset
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
20206
diff
changeset
|
1349 |
bumped = set() |
21024
7731a2281cf0
spelling: fixes from spell checker
Mads Kiilerich <madski@unity3d.com>
parents:
20599
diff
changeset
|
1350 |
# util function (avoid attribute lookup in the loop) |
20207
cd62532c62a1
obsolete: order of magnitude speedup in _computebumpedset
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
20206
diff
changeset
|
1351 |
phase = repo._phasecache.phase # would be faster to grab the full list |
cd62532c62a1
obsolete: order of magnitude speedup in _computebumpedset
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
20206
diff
changeset
|
1352 |
public = phases.public |
cd62532c62a1
obsolete: order of magnitude speedup in _computebumpedset
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
20206
diff
changeset
|
1353 |
cl = repo.changelog |
cd62532c62a1
obsolete: order of magnitude speedup in _computebumpedset
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
20206
diff
changeset
|
1354 |
torev = cl.nodemap.get |
24927
cd0068232ec0
obsolete: speed up computation of bumped revset
Laurent Charignon <lcharignon@fb.com>
parents:
24393
diff
changeset
|
1355 |
for ctx in repo.set('(not public()) and (not obsolete())'): |
cd0068232ec0
obsolete: speed up computation of bumped revset
Laurent Charignon <lcharignon@fb.com>
parents:
24393
diff
changeset
|
1356 |
rev = ctx.rev() |
20207
cd62532c62a1
obsolete: order of magnitude speedup in _computebumpedset
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
20206
diff
changeset
|
1357 |
# We only evaluate mutable, non-obsolete revision |
24927
cd0068232ec0
obsolete: speed up computation of bumped revset
Laurent Charignon <lcharignon@fb.com>
parents:
24393
diff
changeset
|
1358 |
node = ctx.node() |
cd0068232ec0
obsolete: speed up computation of bumped revset
Laurent Charignon <lcharignon@fb.com>
parents:
24393
diff
changeset
|
1359 |
# (future) A cache of precursors may worth if split is very common |
cd0068232ec0
obsolete: speed up computation of bumped revset
Laurent Charignon <lcharignon@fb.com>
parents:
24393
diff
changeset
|
1360 |
for pnode in allprecursors(repo.obsstore, [node], |
cd0068232ec0
obsolete: speed up computation of bumped revset
Laurent Charignon <lcharignon@fb.com>
parents:
24393
diff
changeset
|
1361 |
ignoreflags=bumpedfix): |
cd0068232ec0
obsolete: speed up computation of bumped revset
Laurent Charignon <lcharignon@fb.com>
parents:
24393
diff
changeset
|
1362 |
prev = torev(pnode) # unfiltered! but so is phasecache |
cd0068232ec0
obsolete: speed up computation of bumped revset
Laurent Charignon <lcharignon@fb.com>
parents:
24393
diff
changeset
|
1363 |
if (prev is not None) and (phase(repo, prev) <= public): |
29281 | 1364 |
# we have a public precursor |
24927
cd0068232ec0
obsolete: speed up computation of bumped revset
Laurent Charignon <lcharignon@fb.com>
parents:
24393
diff
changeset
|
1365 |
bumped.add(rev) |
cd0068232ec0
obsolete: speed up computation of bumped revset
Laurent Charignon <lcharignon@fb.com>
parents:
24393
diff
changeset
|
1366 |
break # Next draft! |
20207
cd62532c62a1
obsolete: order of magnitude speedup in _computebumpedset
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
20206
diff
changeset
|
1367 |
return bumped |
17828
9495be4126ef
obsolete: add the detection of bumped changeset.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17827
diff
changeset
|
1368 |
|
18070
af632936d3d9
obsolete: detect divergent changesets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18069
diff
changeset
|
1369 |
@cachefor('divergent') |
af632936d3d9
obsolete: detect divergent changesets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18069
diff
changeset
|
1370 |
def _computedivergentset(repo): |
af632936d3d9
obsolete: detect divergent changesets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18069
diff
changeset
|
1371 |
"""the set of rev that compete to be the final successors of some revision. |
af632936d3d9
obsolete: detect divergent changesets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18069
diff
changeset
|
1372 |
""" |
af632936d3d9
obsolete: detect divergent changesets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18069
diff
changeset
|
1373 |
divergent = set() |
af632936d3d9
obsolete: detect divergent changesets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18069
diff
changeset
|
1374 |
obsstore = repo.obsstore |
af632936d3d9
obsolete: detect divergent changesets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18069
diff
changeset
|
1375 |
newermap = {} |
af632936d3d9
obsolete: detect divergent changesets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18069
diff
changeset
|
1376 |
for ctx in repo.set('(not public()) - obsolete()'): |
af632936d3d9
obsolete: detect divergent changesets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18069
diff
changeset
|
1377 |
mark = obsstore.precursors.get(ctx.node(), ()) |
af632936d3d9
obsolete: detect divergent changesets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18069
diff
changeset
|
1378 |
toprocess = set(mark) |
24393
77eace2a63cb
obsolete: avoid infinite loop from obs-cycle in divergence (issue4126)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
24335
diff
changeset
|
1379 |
seen = set() |
18070
af632936d3d9
obsolete: detect divergent changesets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18069
diff
changeset
|
1380 |
while toprocess: |
af632936d3d9
obsolete: detect divergent changesets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18069
diff
changeset
|
1381 |
prec = toprocess.pop()[0] |
24393
77eace2a63cb
obsolete: avoid infinite loop from obs-cycle in divergence (issue4126)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
24335
diff
changeset
|
1382 |
if prec in seen: |
77eace2a63cb
obsolete: avoid infinite loop from obs-cycle in divergence (issue4126)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
24335
diff
changeset
|
1383 |
continue # emergency cycle hanging prevention |
77eace2a63cb
obsolete: avoid infinite loop from obs-cycle in divergence (issue4126)
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
24335
diff
changeset
|
1384 |
seen.add(prec) |
18070
af632936d3d9
obsolete: detect divergent changesets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18069
diff
changeset
|
1385 |
if prec not in newermap: |
af632936d3d9
obsolete: detect divergent changesets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18069
diff
changeset
|
1386 |
successorssets(repo, prec, newermap) |
af632936d3d9
obsolete: detect divergent changesets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18069
diff
changeset
|
1387 |
newer = [n for n in newermap[prec] if n] |
af632936d3d9
obsolete: detect divergent changesets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18069
diff
changeset
|
1388 |
if len(newer) > 1: |
af632936d3d9
obsolete: detect divergent changesets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18069
diff
changeset
|
1389 |
divergent.add(ctx.rev()) |
af632936d3d9
obsolete: detect divergent changesets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18069
diff
changeset
|
1390 |
break |
af632936d3d9
obsolete: detect divergent changesets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18069
diff
changeset
|
1391 |
toprocess.update(obsstore.precursors.get(prec, ())) |
af632936d3d9
obsolete: detect divergent changesets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18069
diff
changeset
|
1392 |
return divergent |
af632936d3d9
obsolete: detect divergent changesets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18069
diff
changeset
|
1393 |
|
af632936d3d9
obsolete: detect divergent changesets
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
18069
diff
changeset
|
1394 |
|
32327
3546a771e376
obsolete: add operation metadata to rebase/amend/histedit obsmarkers
Durham Goode <durham@fb.com>
parents:
32278
diff
changeset
|
1395 |
def createmarkers(repo, relations, flag=0, date=None, metadata=None, |
3546a771e376
obsolete: add operation metadata to rebase/amend/histedit obsmarkers
Durham Goode <durham@fb.com>
parents:
32278
diff
changeset
|
1396 |
operation=None): |
17474
f85816af6294
obsolete: add a high level function to create an obsolete marker
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17469
diff
changeset
|
1397 |
"""Add obsolete markers between changesets in a repo |
f85816af6294
obsolete: add a high level function to create an obsolete marker
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17469
diff
changeset
|
1398 |
|
20517
2158e8f3cbd2
createmarkers: allow to pass metadata for a marker only
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
20516
diff
changeset
|
1399 |
<relations> must be an iterable of (<old>, (<new>, ...)[,{metadata}]) |
21024
7731a2281cf0
spelling: fixes from spell checker
Mads Kiilerich <madski@unity3d.com>
parents:
20599
diff
changeset
|
1400 |
tuple. `old` and `news` are changectx. metadata is an optional dictionary |
20517
2158e8f3cbd2
createmarkers: allow to pass metadata for a marker only
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
20516
diff
changeset
|
1401 |
containing metadata for this marker only. It is merged with the global |
2158e8f3cbd2
createmarkers: allow to pass metadata for a marker only
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
20516
diff
changeset
|
1402 |
metadata specified through the `metadata` argument of this function, |
17474
f85816af6294
obsolete: add a high level function to create an obsolete marker
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17469
diff
changeset
|
1403 |
|
f85816af6294
obsolete: add a high level function to create an obsolete marker
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17469
diff
changeset
|
1404 |
Trying to obsolete a public changeset will raise an exception. |
f85816af6294
obsolete: add a high level function to create an obsolete marker
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17469
diff
changeset
|
1405 |
|
f85816af6294
obsolete: add a high level function to create an obsolete marker
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17469
diff
changeset
|
1406 |
Current user and date are used except if specified otherwise in the |
f85816af6294
obsolete: add a high level function to create an obsolete marker
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17469
diff
changeset
|
1407 |
metadata attribute. |
f85816af6294
obsolete: add a high level function to create an obsolete marker
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17469
diff
changeset
|
1408 |
|
f85816af6294
obsolete: add a high level function to create an obsolete marker
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17469
diff
changeset
|
1409 |
This function operates within a transaction of its own, but does |
f85816af6294
obsolete: add a high level function to create an obsolete marker
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17469
diff
changeset
|
1410 |
not take any lock on the repo. |
f85816af6294
obsolete: add a high level function to create an obsolete marker
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17469
diff
changeset
|
1411 |
""" |
f85816af6294
obsolete: add a high level function to create an obsolete marker
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17469
diff
changeset
|
1412 |
# prepare metadata |
f85816af6294
obsolete: add a high level function to create an obsolete marker
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17469
diff
changeset
|
1413 |
if metadata is None: |
f85816af6294
obsolete: add a high level function to create an obsolete marker
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17469
diff
changeset
|
1414 |
metadata = {} |
f85816af6294
obsolete: add a high level function to create an obsolete marker
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17469
diff
changeset
|
1415 |
if 'user' not in metadata: |
f85816af6294
obsolete: add a high level function to create an obsolete marker
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17469
diff
changeset
|
1416 |
metadata['user'] = repo.ui.username() |
32354
f432897a9f49
obsmarker: add an experimental flag controlling "operation" recording
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32333
diff
changeset
|
1417 |
useoperation = repo.ui.configbool('experimental', |
f432897a9f49
obsmarker: add an experimental flag controlling "operation" recording
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32333
diff
changeset
|
1418 |
'evolution.track-operation', |
f432897a9f49
obsmarker: add an experimental flag controlling "operation" recording
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32333
diff
changeset
|
1419 |
False) |
f432897a9f49
obsmarker: add an experimental flag controlling "operation" recording
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
32333
diff
changeset
|
1420 |
if useoperation and operation: |
32327
3546a771e376
obsolete: add operation metadata to rebase/amend/histedit obsmarkers
Durham Goode <durham@fb.com>
parents:
32278
diff
changeset
|
1421 |
metadata['operation'] = operation |
17474
f85816af6294
obsolete: add a high level function to create an obsolete marker
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17469
diff
changeset
|
1422 |
tr = repo.transaction('add-obsolescence-marker') |
f85816af6294
obsolete: add a high level function to create an obsolete marker
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17469
diff
changeset
|
1423 |
try: |
27984
e60e13a86529
obsolete: fix n^2 marker computation behavior
Durham Goode <durham@fb.com>
parents:
27784
diff
changeset
|
1424 |
markerargs = [] |
20517
2158e8f3cbd2
createmarkers: allow to pass metadata for a marker only
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
20516
diff
changeset
|
1425 |
for rel in relations: |
2158e8f3cbd2
createmarkers: allow to pass metadata for a marker only
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
20516
diff
changeset
|
1426 |
prec = rel[0] |
2158e8f3cbd2
createmarkers: allow to pass metadata for a marker only
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
20516
diff
changeset
|
1427 |
sucs = rel[1] |
2158e8f3cbd2
createmarkers: allow to pass metadata for a marker only
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
20516
diff
changeset
|
1428 |
localmetadata = metadata.copy() |
2158e8f3cbd2
createmarkers: allow to pass metadata for a marker only
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
20516
diff
changeset
|
1429 |
if 2 < len(rel): |
2158e8f3cbd2
createmarkers: allow to pass metadata for a marker only
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
20516
diff
changeset
|
1430 |
localmetadata.update(rel[2]) |
2158e8f3cbd2
createmarkers: allow to pass metadata for a marker only
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
20516
diff
changeset
|
1431 |
|
17474
f85816af6294
obsolete: add a high level function to create an obsolete marker
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17469
diff
changeset
|
1432 |
if not prec.mutable(): |
29389
98e8313dcd9e
i18n: translate abort messages
liscju <piotr.listkiewicz@gmail.com>
parents:
29281
diff
changeset
|
1433 |
raise error.Abort(_("cannot obsolete public changeset: %s") |
25412
443d4635e630
phases: add `hg help phases` hint to failures to edit public commits
Jordi Gutiérrez Hermoso <jordigh@octave.org>
parents:
25411
diff
changeset
|
1434 |
% prec, |
29976
42d031560294
obsolete: use single quotes in use warning
timeless <timeless@mozdev.org>
parents:
29894
diff
changeset
|
1435 |
hint="see 'hg help phases' for details") |
17474
f85816af6294
obsolete: add a high level function to create an obsolete marker
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17469
diff
changeset
|
1436 |
nprec = prec.node() |
f85816af6294
obsolete: add a high level function to create an obsolete marker
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17469
diff
changeset
|
1437 |
nsucs = tuple(s.node() for s in sucs) |
22256
3ae6cc6173e3
createmarkers: automatically record the parent of pruned changesets
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22255
diff
changeset
|
1438 |
npare = None |
3ae6cc6173e3
createmarkers: automatically record the parent of pruned changesets
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22255
diff
changeset
|
1439 |
if not nsucs: |
3ae6cc6173e3
createmarkers: automatically record the parent of pruned changesets
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22255
diff
changeset
|
1440 |
npare = tuple(p.node() for p in prec.parents()) |
17474
f85816af6294
obsolete: add a high level function to create an obsolete marker
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17469
diff
changeset
|
1441 |
if nprec in nsucs: |
29389
98e8313dcd9e
i18n: translate abort messages
liscju <piotr.listkiewicz@gmail.com>
parents:
29281
diff
changeset
|
1442 |
raise error.Abort(_("changeset %s cannot obsolete itself") |
98e8313dcd9e
i18n: translate abort messages
liscju <piotr.listkiewicz@gmail.com>
parents:
29281
diff
changeset
|
1443 |
% prec) |
27984
e60e13a86529
obsolete: fix n^2 marker computation behavior
Durham Goode <durham@fb.com>
parents:
27784
diff
changeset
|
1444 |
|
e60e13a86529
obsolete: fix n^2 marker computation behavior
Durham Goode <durham@fb.com>
parents:
27784
diff
changeset
|
1445 |
# Creating the marker causes the hidden cache to become invalid, |
e60e13a86529
obsolete: fix n^2 marker computation behavior
Durham Goode <durham@fb.com>
parents:
27784
diff
changeset
|
1446 |
# which causes recomputation when we ask for prec.parents() above. |
e60e13a86529
obsolete: fix n^2 marker computation behavior
Durham Goode <durham@fb.com>
parents:
27784
diff
changeset
|
1447 |
# Resulting in n^2 behavior. So let's prepare all of the args |
e60e13a86529
obsolete: fix n^2 marker computation behavior
Durham Goode <durham@fb.com>
parents:
27784
diff
changeset
|
1448 |
# first, then create the markers. |
e60e13a86529
obsolete: fix n^2 marker computation behavior
Durham Goode <durham@fb.com>
parents:
27784
diff
changeset
|
1449 |
markerargs.append((nprec, nsucs, npare, localmetadata)) |
e60e13a86529
obsolete: fix n^2 marker computation behavior
Durham Goode <durham@fb.com>
parents:
27784
diff
changeset
|
1450 |
|
e60e13a86529
obsolete: fix n^2 marker computation behavior
Durham Goode <durham@fb.com>
parents:
27784
diff
changeset
|
1451 |
for args in markerargs: |
e60e13a86529
obsolete: fix n^2 marker computation behavior
Durham Goode <durham@fb.com>
parents:
27784
diff
changeset
|
1452 |
nprec, nsucs, npare, localmetadata = args |
22256
3ae6cc6173e3
createmarkers: automatically record the parent of pruned changesets
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
22255
diff
changeset
|
1453 |
repo.obsstore.create(tr, nprec, nsucs, flag, parents=npare, |
32411
08d02c1d7e67
devel: use default-date config field when creating obsmarkers
Boris Feld <boris.feld@octobus.net>
parents:
32387
diff
changeset
|
1454 |
date=date, metadata=localmetadata, |
08d02c1d7e67
devel: use default-date config field when creating obsmarkers
Boris Feld <boris.feld@octobus.net>
parents:
32387
diff
changeset
|
1455 |
ui=repo.ui) |
18101
a464deecc9dd
clfilter: add a cache on repo for set of revision to filter for a given set.
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
18070
diff
changeset
|
1456 |
repo.filteredrevcache.clear() |
17474
f85816af6294
obsolete: add a high level function to create an obsolete marker
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17469
diff
changeset
|
1457 |
tr.close() |
f85816af6294
obsolete: add a high level function to create an obsolete marker
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17469
diff
changeset
|
1458 |
finally: |
f85816af6294
obsolete: add a high level function to create an obsolete marker
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
17469
diff
changeset
|
1459 |
tr.release() |