annotate mercurial/metadata.py @ 46414:16c18d5e5dc8

merge with stable
author Pulkit Goyal <7895pulkit@gmail.com>
date Fri, 29 Jan 2021 17:32:09 +0530
parents 59fa3890d40a
children dde86beca388
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1 # coding: utf-8
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2 # metadata.py -- code related to various metadata computation and access.
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3 #
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4 # Copyright 2019 Google, Inc <martinvonz@google.com>
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5 # Copyright 2020 Pierre-Yves David <pierre-yves.david@octobus.net>
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6 #
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7 # This software may be used and distributed according to the terms of the
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8 # GNU General Public License version 2 or any later version.
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9 from __future__ import absolute_import, print_function
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10
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11 import multiprocessing
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12 import struct
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13
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14 from .node import (
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15 nullid,
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16 nullrev,
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17 )
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18 from . import (
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19 error,
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20 pycompat,
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21 util,
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22 )
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23
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24 from .revlogutils import (
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25 flagutil as sidedataflag,
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26 sidedata as sidedatamod,
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27 )
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28
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29
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30 class ChangingFiles(object):
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31 """A class recording the changes made to files by a changeset
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32
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33 Actions performed on files are gathered into 3 sets:
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34
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35 - added: files actively added in the changeset.
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36 - merged: files whose history got merged
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37 - removed: files removed in the revision
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38 - salvaged: files that might have been deleted by a merge but were not
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39 - touched: files affected by the merge
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40
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41 and copies information is held by 2 mappings
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42
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43 - copied_from_p1: {"<new-name>": "<source-name-in-p1>"} mapping for copies
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44 - copied_from_p2: {"<new-name>": "<source-name-in-p2>"} mapping for copies
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45
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46 See their inline help for details.
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47 """
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48
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49 def __init__(
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50 self,
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51 touched=None,
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52 added=None,
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53 removed=None,
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54 merged=None,
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55 salvaged=None,
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56 p1_copies=None,
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57 p2_copies=None,
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58 ):
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59 self._added = set(() if added is None else added)
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60 self._merged = set(() if merged is None else merged)
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61 self._removed = set(() if removed is None else removed)
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62 self._touched = set(() if touched is None else touched)
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63 self._salvaged = set(() if salvaged is None else salvaged)
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64 self._touched.update(self._added)
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65 self._touched.update(self._merged)
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66 self._touched.update(self._removed)
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67 self._p1_copies = dict(() if p1_copies is None else p1_copies)
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68 self._p2_copies = dict(() if p2_copies is None else p2_copies)
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69
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70 def __eq__(self, other):
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71 return (
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72 self.added == other.added
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73 and self.merged == other.merged
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74 and self.removed == other.removed
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75 and self.salvaged == other.salvaged
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76 and self.touched == other.touched
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77 and self.copied_from_p1 == other.copied_from_p1
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78 and self.copied_from_p2 == other.copied_from_p2
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79 )
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80
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81 @property
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82 def has_copies_info(self):
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83 return bool(
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84 self.removed
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85 or self.merged
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86 or self.salvaged
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87 or self.copied_from_p1
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88 or self.copied_from_p2
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89 )
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90
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91 @util.propertycache
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92 def added(self):
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93 """files actively added in the changeset
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94
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95 Any file present in that revision that was absent in all the changeset's
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96 parents.
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97
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98 In case of merge, this means a file absent in one of the parents but
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99 existing in the other will *not* be contained in this set. (They were
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100 added by an ancestor)
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101 """
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102 return frozenset(self._added)
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103
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104 def mark_added(self, filename):
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105 if 'added' in vars(self):
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106 del self.added
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107 self._added.add(filename)
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108 self.mark_touched(filename)
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109
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110 def update_added(self, filenames):
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111 for f in filenames:
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112 self.mark_added(f)
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113
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114 @util.propertycache
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115 def merged(self):
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116 """files actively merged during a merge
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117
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118 Any modified files which had modification on both size that needed merging.
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119
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120 In this case a new filenode was created and it has two parents.
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121 """
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122 return frozenset(self._merged)
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123
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124 def mark_merged(self, filename):
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125 if 'merged' in vars(self):
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126 del self.merged
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127 self._merged.add(filename)
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128 self.mark_touched(filename)
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129
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130 def update_merged(self, filenames):
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131 for f in filenames:
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132 self.mark_merged(f)
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133
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134 @util.propertycache
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135 def removed(self):
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136 """files actively removed by the changeset
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137
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138 In case of merge this will only contain the set of files removing "new"
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139 content. For any file absent in the current changeset:
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140
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141 a) If the file exists in both parents, it is clearly "actively" removed
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142 by this changeset.
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143
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144 b) If a file exists in only one parent and in none of the common
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145 ancestors, then the file was newly added in one of the merged branches
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146 and then got "actively" removed.
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147
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148 c) If a file exists in only one parent and at least one of the common
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149 ancestors using the same filenode, then the file was unchanged on one
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150 side and deleted on the other side. The merge "passively" propagated
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151 that deletion, but didn't "actively" remove the file. In this case the
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152 file is *not* included in the `removed` set.
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153
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154 d) If a file exists in only one parent and at least one of the common
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155 ancestors using a different filenode, then the file was changed on one
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156 side and removed on the other side. The merge process "actively"
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157 decided to drop the new change and delete the file. Unlike in the
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158 previous case, (c), the file included in the `removed` set.
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159
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160 Summary table for merge:
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161
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162 case | exists in parents | exists in gca || removed
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163 (a) | both | * || yes
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164 (b) | one | none || yes
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165 (c) | one | same filenode || no
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166 (d) | one | new filenode || yes
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167 """
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168 return frozenset(self._removed)
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169
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170 def mark_removed(self, filename):
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171 if 'removed' in vars(self):
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172 del self.removed
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173 self._removed.add(filename)
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174 self.mark_touched(filename)
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175
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176 def update_removed(self, filenames):
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177 for f in filenames:
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178 self.mark_removed(f)
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179
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180 @util.propertycache
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181 def salvaged(self):
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182 """files that might have been deleted by a merge, but still exists.
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183
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184 During a merge, the manifest merging might select some files for
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185 removal, or for a removed/changed conflict. If at commit time the file
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186 still exists, its removal was "reverted" and the file is "salvaged"
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187 """
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188 return frozenset(self._salvaged)
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189
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190 def mark_salvaged(self, filename):
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191 if "salvaged" in vars(self):
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192 del self.salvaged
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193 self._salvaged.add(filename)
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194 self.mark_touched(filename)
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195
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196 def update_salvaged(self, filenames):
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197 for f in filenames:
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198 self.mark_salvaged(f)
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199
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200 @util.propertycache
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201 def touched(self):
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202 """files either actively modified, added or removed"""
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203 return frozenset(self._touched)
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204
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205 def mark_touched(self, filename):
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206 if 'touched' in vars(self):
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207 del self.touched
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208 self._touched.add(filename)
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209
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210 def update_touched(self, filenames):
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211 for f in filenames:
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212 self.mark_touched(f)
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213
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214 @util.propertycache
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215 def copied_from_p1(self):
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216 return self._p1_copies.copy()
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217
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218 def mark_copied_from_p1(self, source, dest):
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219 if 'copied_from_p1' in vars(self):
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220 del self.copied_from_p1
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221 self._p1_copies[dest] = source
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222
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223 def update_copies_from_p1(self, copies):
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224 for dest, source in copies.items():
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225 self.mark_copied_from_p1(source, dest)
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226
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227 @util.propertycache
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228 def copied_from_p2(self):
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229 return self._p2_copies.copy()
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230
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231 def mark_copied_from_p2(self, source, dest):
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232 if 'copied_from_p2' in vars(self):
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233 del self.copied_from_p2
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234 self._p2_copies[dest] = source
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235
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236 def update_copies_from_p2(self, copies):
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237 for dest, source in copies.items():
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238 self.mark_copied_from_p2(source, dest)
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239
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240
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241 def compute_all_files_changes(ctx):
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242 """compute the files changed by a revision"""
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243 p1 = ctx.p1()
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244 p2 = ctx.p2()
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245 if p1.rev() == nullrev and p2.rev() == nullrev:
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246 return _process_root(ctx)
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247 elif p1.rev() != nullrev and p2.rev() == nullrev:
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248 return _process_linear(p1, ctx)
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249 elif p1.rev() == nullrev and p2.rev() != nullrev:
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250 # In the wild, one can encounter changeset where p1 is null but p2 is not
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251 return _process_linear(p1, ctx, parent=2)
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252 elif p1.rev() == p2.rev():
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253 # In the wild, one can encounter such "non-merge"
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254 return _process_linear(p1, ctx)
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255 else:
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256 return _process_merge(p1, p2, ctx)
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257
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258
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259 def _process_root(ctx):
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260 """compute the appropriate changed files for a changeset with no parents"""
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261 # Simple, there was nothing before it, so everything is added.
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262 md = ChangingFiles()
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263 manifest = ctx.manifest()
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264 for filename in manifest:
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265 md.mark_added(filename)
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266 return md
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267
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268
45667
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269 def _process_linear(parent_ctx, children_ctx, parent=1):
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270 """compute the appropriate changed files for a changeset with a single parent"""
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271 md = ChangingFiles()
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272 parent_manifest = parent_ctx.manifest()
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273 children_manifest = children_ctx.manifest()
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274
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275 copies_candidate = []
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276
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277 for filename, d in parent_manifest.diff(children_manifest).items():
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278 if d[1][0] is None:
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279 # no filenode for the "new" value, file is absent
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280 md.mark_removed(filename)
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281 else:
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282 copies_candidate.append(filename)
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283 if d[0][0] is None:
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284 # not filenode for the "old" value file was absent
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285 md.mark_added(filename)
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286 else:
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287 # filenode for both "old" and "new"
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288 md.mark_touched(filename)
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289
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290 if parent == 1:
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291 copied = md.mark_copied_from_p1
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292 elif parent == 2:
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293 copied = md.mark_copied_from_p2
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294 else:
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295 assert False, "bad parent value %d" % parent
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296
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297 for filename in copies_candidate:
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298 copy_info = children_ctx[filename].renamed()
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299 if copy_info:
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300 source, srcnode = copy_info
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301 copied(source, filename)
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302
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303 return md
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304
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diff changeset
305
45668
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306 def _process_merge(p1_ctx, p2_ctx, ctx):
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307 """compute the appropriate changed files for a changeset with two parents
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308
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309 This is a more advance case. The information we need to record is summarise
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diff changeset
310 in the following table:
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311
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312 ┌──────────────┬──────────────┬──────────────┬──────────────┬──────────────┐
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313 │ diff ╲ diff │ ø │ (Some, None) │ (None, Some) │ (Some, Some) │
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314 │ p2 ╲ p1 │ │ │ │ │
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315 ├──────────────┼──────────────┼──────────────┼──────────────┼──────────────┤
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316 │ │ │🄱 No Changes │🄳 No Changes │ │
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317 │ ø │🄰 No Changes │ OR │ OR │🄵 No Changes │
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318 │ │ │🄲 Deleted[1] │🄴 Salvaged[2]│ [3] │
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diff changeset
319 ├──────────────┼──────────────┼──────────────┼──────────────┼──────────────┤
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diff changeset
320 │ │🄶 No Changes │ │ │ │
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diff changeset
321 │ (Some, None) │ OR │🄻 Deleted │ ø │ ø │
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diff changeset
322 │ │🄷 Deleted[1] │ │ │ │
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diff changeset
323 ├──────────────┼──────────────┼──────────────┼──────────────┼──────────────┤
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diff changeset
324 │ │🄸 No Changes │ │ │ │
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diff changeset
325 │ (None, Some) │ OR │ ø │🄼 Added │🄽 Merged │
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326 │ │🄹 Salvaged[2]│ │ (copied?) │ (copied?) │
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diff changeset
327 ├──────────────┼──────────────┼──────────────┼──────────────┼──────────────┤
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diff changeset
328 │ │ │ │ │ │
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diff changeset
329 │ (Some, Some) │🄺 No Changes │ ø │🄾 Merged │🄿 Merged │
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330 │ │ [3] │ │ (copied?) │ (copied?) │
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diff changeset
331 └──────────────┴──────────────┴──────────────┴──────────────┴──────────────┘
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diff changeset
332
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diff changeset
333 Special case [1]:
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diff changeset
334
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diff changeset
335 The situation is:
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diff changeset
336 - parent-A: file exists,
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diff changeset
337 - parent-B: no file,
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diff changeset
338 - working-copy: no file.
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diff changeset
339
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diff changeset
340 Detecting a "deletion" will depend on the presence of actual change on
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diff changeset
341 the "parent-A" branch:
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342
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diff changeset
343 Subcase 🄱 or 🄶 : if the state of the file in "parent-A" is unchanged
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diff changeset
344 compared to the merge ancestors, then parent-A branch left the file
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diff changeset
345 untouched while parent-B deleted it. We simply apply the change from
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diff changeset
346 "parent-B" branch the file was automatically dropped.
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diff changeset
347 The result is:
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348 - file is not recorded as touched by the merge.
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349
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diff changeset
350 Subcase 🄲 or 🄷 : otherwise, the change from parent-A branch were explicitly dropped and
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diff changeset
351 the file was "deleted again". From a user perspective, the message
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diff changeset
352 about "locally changed" while "remotely deleted" (or the other way
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diff changeset
353 around) was issued and the user chose to deleted the file.
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354 The result:
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355 - file is recorded as touched by the merge.
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diff changeset
356
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diff changeset
357
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diff changeset
358 Special case [2]:
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parents: 45667
diff changeset
359
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parents: 45667
diff changeset
360 The situation is:
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parents: 45667
diff changeset
361 - parent-A: no file,
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parents: 45667
diff changeset
362 - parent-B: file,
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diff changeset
363 - working-copy: file (same content as parent-B).
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parents: 45667
diff changeset
364
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parents: 45667
diff changeset
365 There are three subcases depending on the ancestors contents:
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parents: 45667
diff changeset
366
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parents: 45667
diff changeset
367 - A) the file is missing in all ancestors,
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parents: 45667
diff changeset
368 - B) at least one ancestor has the file with filenode ≠ from parent-B,
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parents: 45667
diff changeset
369 - C) all ancestors use the same filenode as parent-B,
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parents: 45667
diff changeset
370
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parents: 45667
diff changeset
371 Subcase (A) is the simpler, nothing happend on parent-A side while
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parents: 45667
diff changeset
372 parent-B added it.
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parents: 45667
diff changeset
373
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diff changeset
374 The result:
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parents: 45667
diff changeset
375 - the file is not marked as touched by the merge.
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parents: 45667
diff changeset
376
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parents: 45667
diff changeset
377 Subcase (B) is the counter part of "Special case [1]", the file was
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parents: 45667
diff changeset
378 modified on parent-B side, while parent-A side deleted it. However this
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parents: 45667
diff changeset
379 time, the conflict was solved by keeping the file (and its
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parents: 45667
diff changeset
380 modification). We consider the file as "salvaged".
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parents: 45667
diff changeset
381
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diff changeset
382 The result:
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parents: 45667
diff changeset
383 - the file is marked as "salvaged" by the merge.
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parents: 45667
diff changeset
384
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diff changeset
385 Subcase (C) is subtle variation of the case above. In this case, the
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parents: 45667
diff changeset
386 file in unchanged on the parent-B side and actively removed on the
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parents: 45667
diff changeset
387 parent-A side. So the merge machinery correctly decide it should be
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parents: 45667
diff changeset
388 removed. However, the file was explicitly restored to its parent-B
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parents: 45667
diff changeset
389 content before the merge was commited. The file is be marked
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parents: 45667
diff changeset
390 as salvaged too. From the merge result perspective, this is similar to
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parents: 45667
diff changeset
391 Subcase (B), however from the merge resolution perspective they differ
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parents: 45667
diff changeset
392 since in (C), there was some conflict not obvious solution to the
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parents: 45667
diff changeset
393 merge (That got reversed)
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parents: 45667
diff changeset
394
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parents: 45667
diff changeset
395 Special case [3]:
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Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45667
diff changeset
396
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parents: 45667
diff changeset
397 The situation is:
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parents: 45667
diff changeset
398 - parent-A: file,
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parents: 45667
diff changeset
399 - parent-B: file (different filenode as parent-A),
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parents: 45667
diff changeset
400 - working-copy: file (same filenode as parent-B).
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parents: 45667
diff changeset
401
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parents: 45667
diff changeset
402 This case is in theory much simple, for this to happens, this mean the
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parents: 45667
diff changeset
403 filenode in parent-A is purely replacing the one in parent-B (either a
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Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45667
diff changeset
404 descendant, or a full new file history, see changeset). So the merge
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Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45667
diff changeset
405 introduce no changes, and the file is not affected by the merge...
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Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45667
diff changeset
406
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Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45667
diff changeset
407 However, in the wild it is possible to find commit with the above is not
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Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45667
diff changeset
408 True. For example repository have some commit where the *new* node is an
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parents: 45667
diff changeset
409 ancestor of the node in parent-A, or where parent-A and parent-B are two
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Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45667
diff changeset
410 branches of the same file history, yet not merge-filenode were created
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Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45667
diff changeset
411 (while the "merge" should have led to a "modification").
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Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45667
diff changeset
412
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parents: 45667
diff changeset
413 Detecting such cases (and not recording the file as modified) would be a
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parents: 45667
diff changeset
414 nice bonus. However do not any of this yet.
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parents: 45667
diff changeset
415 """
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parents: 45667
diff changeset
416
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Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45667
diff changeset
417 md = ChangingFiles()
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parents: 45667
diff changeset
418
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parents: 45667
diff changeset
419 m = ctx.manifest()
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parents: 45667
diff changeset
420 p1m = p1_ctx.manifest()
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parents: 45667
diff changeset
421 p2m = p2_ctx.manifest()
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parents: 45667
diff changeset
422 diff_p1 = p1m.diff(m)
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parents: 45667
diff changeset
423 diff_p2 = p2m.diff(m)
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parents: 45667
diff changeset
424
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parents: 45667
diff changeset
425 cahs = ctx.repo().changelog.commonancestorsheads(
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parents: 45667
diff changeset
426 p1_ctx.node(), p2_ctx.node()
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parents: 45667
diff changeset
427 )
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parents: 45667
diff changeset
428 if not cahs:
46113
59fa3890d40a node: import symbols explicitly
Joerg Sonnenberger <joerg@bec.de>
parents: 45942
diff changeset
429 cahs = [nullrev]
45668
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parents: 45667
diff changeset
430 mas = [ctx.repo()[r].manifest() for r in cahs]
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parents: 45667
diff changeset
431
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parents: 45667
diff changeset
432 copy_candidates = []
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parents: 45667
diff changeset
433
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parents: 45667
diff changeset
434 # Dealing with case 🄰 happens automatically. Since there are no entry in
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parents: 45667
diff changeset
435 # d1 nor d2, we won't iterate on it ever.
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Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45667
diff changeset
436
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parents: 45667
diff changeset
437 # Iteration over d1 content will deal with all cases, but the one in the
47ad23549b81 changing-files: add clean computation of changed file for merges
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45667
diff changeset
438 # first column of the table.
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Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45667
diff changeset
439 for filename, d1 in diff_p1.items():
47ad23549b81 changing-files: add clean computation of changed file for merges
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45667
diff changeset
440
47ad23549b81 changing-files: add clean computation of changed file for merges
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parents: 45667
diff changeset
441 d2 = diff_p2.pop(filename, None)
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Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45667
diff changeset
442
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parents: 45667
diff changeset
443 if d2 is None:
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parents: 45667
diff changeset
444 # this deal with the first line of the table.
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parents: 45667
diff changeset
445 _process_other_unchanged(md, mas, filename, d1)
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parents: 45667
diff changeset
446 else:
47ad23549b81 changing-files: add clean computation of changed file for merges
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parents: 45667
diff changeset
447
47ad23549b81 changing-files: add clean computation of changed file for merges
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parents: 45667
diff changeset
448 if d1[0][0] is None and d2[0][0] is None:
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parents: 45667
diff changeset
449 # case 🄼 — both deleted the file.
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parents: 45667
diff changeset
450 md.mark_added(filename)
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parents: 45667
diff changeset
451 copy_candidates.append(filename)
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parents: 45667
diff changeset
452 elif d1[1][0] is None and d2[1][0] is None:
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parents: 45667
diff changeset
453 # case 🄻 — both deleted the file.
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parents: 45667
diff changeset
454 md.mark_removed(filename)
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parents: 45667
diff changeset
455 elif d1[1][0] is not None and d2[1][0] is not None:
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parents: 45667
diff changeset
456 # case 🄽 🄾 🄿
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Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45667
diff changeset
457 md.mark_merged(filename)
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parents: 45667
diff changeset
458 copy_candidates.append(filename)
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parents: 45667
diff changeset
459 else:
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parents: 45667
diff changeset
460 # Impossible case, the post-merge file status cannot be None on
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parents: 45667
diff changeset
461 # one side and Something on the other side.
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parents: 45667
diff changeset
462 assert False, "unreachable"
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parents: 45667
diff changeset
463
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parents: 45667
diff changeset
464 # Iteration over remaining d2 content deal with the first column of the
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Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45667
diff changeset
465 # table.
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Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45667
diff changeset
466 for filename, d2 in diff_p2.items():
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parents: 45667
diff changeset
467 _process_other_unchanged(md, mas, filename, d2)
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Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45667
diff changeset
468
47ad23549b81 changing-files: add clean computation of changed file for merges
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parents: 45667
diff changeset
469 for filename in copy_candidates:
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parents: 45667
diff changeset
470 copy_info = ctx[filename].renamed()
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parents: 45667
diff changeset
471 if copy_info:
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parents: 45667
diff changeset
472 source, srcnode = copy_info
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parents: 45667
diff changeset
473 if source in p1_ctx and p1_ctx[source].filenode() == srcnode:
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parents: 45667
diff changeset
474 md.mark_copied_from_p1(source, filename)
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Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45667
diff changeset
475 elif source in p2_ctx and p2_ctx[source].filenode() == srcnode:
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parents: 45667
diff changeset
476 md.mark_copied_from_p2(source, filename)
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parents: 45667
diff changeset
477 return md
47ad23549b81 changing-files: add clean computation of changed file for merges
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45667
diff changeset
478
47ad23549b81 changing-files: add clean computation of changed file for merges
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45667
diff changeset
479
47ad23549b81 changing-files: add clean computation of changed file for merges
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45667
diff changeset
480 def _find(manifest, filename):
47ad23549b81 changing-files: add clean computation of changed file for merges
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45667
diff changeset
481 """return the associate filenode or None"""
47ad23549b81 changing-files: add clean computation of changed file for merges
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45667
diff changeset
482 if filename not in manifest:
47ad23549b81 changing-files: add clean computation of changed file for merges
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45667
diff changeset
483 return None
47ad23549b81 changing-files: add clean computation of changed file for merges
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45667
diff changeset
484 return manifest.find(filename)[0]
47ad23549b81 changing-files: add clean computation of changed file for merges
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45667
diff changeset
485
47ad23549b81 changing-files: add clean computation of changed file for merges
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45667
diff changeset
486
47ad23549b81 changing-files: add clean computation of changed file for merges
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45667
diff changeset
487 def _process_other_unchanged(md, mas, filename, diff):
47ad23549b81 changing-files: add clean computation of changed file for merges
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45667
diff changeset
488 source_node = diff[0][0]
47ad23549b81 changing-files: add clean computation of changed file for merges
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45667
diff changeset
489 target_node = diff[1][0]
47ad23549b81 changing-files: add clean computation of changed file for merges
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45667
diff changeset
490
47ad23549b81 changing-files: add clean computation of changed file for merges
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45667
diff changeset
491 if source_node is not None and target_node is None:
47ad23549b81 changing-files: add clean computation of changed file for merges
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45667
diff changeset
492 if any(not _find(ma, filename) == source_node for ma in mas):
47ad23549b81 changing-files: add clean computation of changed file for merges
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45667
diff changeset
493 # case 🄲 of 🄷
47ad23549b81 changing-files: add clean computation of changed file for merges
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45667
diff changeset
494 md.mark_removed(filename)
47ad23549b81 changing-files: add clean computation of changed file for merges
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45667
diff changeset
495 # else, we have case 🄱 or 🄶 : no change need to be recorded
47ad23549b81 changing-files: add clean computation of changed file for merges
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45667
diff changeset
496 elif source_node is None and target_node is not None:
47ad23549b81 changing-files: add clean computation of changed file for merges
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45667
diff changeset
497 if any(_find(ma, filename) is not None for ma in mas):
47ad23549b81 changing-files: add clean computation of changed file for merges
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45667
diff changeset
498 # case 🄴 or 🄹
47ad23549b81 changing-files: add clean computation of changed file for merges
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45667
diff changeset
499 md.mark_salvaged(filename)
47ad23549b81 changing-files: add clean computation of changed file for merges
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45667
diff changeset
500 # else, we have case 🄳 or 🄸 : simple merge without intervention
47ad23549b81 changing-files: add clean computation of changed file for merges
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45667
diff changeset
501 elif source_node is not None and target_node is not None:
47ad23549b81 changing-files: add clean computation of changed file for merges
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45667
diff changeset
502 # case 🄵 or 🄺 : simple merge without intervention
47ad23549b81 changing-files: add clean computation of changed file for merges
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45667
diff changeset
503 #
47ad23549b81 changing-files: add clean computation of changed file for merges
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45667
diff changeset
504 # In buggy case where source_node is not an ancestors of target_node.
47ad23549b81 changing-files: add clean computation of changed file for merges
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45667
diff changeset
505 # There should have a been a new filenode created, recording this as
47ad23549b81 changing-files: add clean computation of changed file for merges
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45667
diff changeset
506 # "modified". We do not deal with them yet.
47ad23549b81 changing-files: add clean computation of changed file for merges
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45667
diff changeset
507 pass
47ad23549b81 changing-files: add clean computation of changed file for merges
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45667
diff changeset
508 else:
47ad23549b81 changing-files: add clean computation of changed file for merges
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45667
diff changeset
509 # An impossible case, the diff algorithm should not return entry if the
47ad23549b81 changing-files: add clean computation of changed file for merges
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45667
diff changeset
510 # file is missing on both side.
47ad23549b81 changing-files: add clean computation of changed file for merges
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45667
diff changeset
511 assert False, "unreachable"
47ad23549b81 changing-files: add clean computation of changed file for merges
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45667
diff changeset
512
47ad23549b81 changing-files: add clean computation of changed file for merges
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45667
diff changeset
513
47ad23549b81 changing-files: add clean computation of changed file for merges
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45667
diff changeset
514 def _missing_from_all_ancestors(mas, filename):
47ad23549b81 changing-files: add clean computation of changed file for merges
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45667
diff changeset
515 return all(_find(ma, filename) is None for ma in mas)
47ad23549b81 changing-files: add clean computation of changed file for merges
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45667
diff changeset
516
47ad23549b81 changing-files: add clean computation of changed file for merges
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45667
diff changeset
517
44940
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
518 def computechangesetfilesadded(ctx):
45942
89a2afe31e82 formating: upgrade to black 20.8b1
Augie Fackler <raf@durin42.com>
parents: 45764
diff changeset
519 """return the list of files added in a changeset"""
44940
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
520 added = []
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
521 for f in ctx.files():
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
522 if not any(f in p for p in ctx.parents()):
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
523 added.append(f)
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
524 return added
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
525
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
526
44941
edd08aa193fb files: extract code for extra filtering of the `removed` entry into copies
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44940
diff changeset
527 def get_removal_filter(ctx, x=None):
edd08aa193fb files: extract code for extra filtering of the `removed` entry into copies
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44940
diff changeset
528 """return a function to detect files "wrongly" detected as `removed`
edd08aa193fb files: extract code for extra filtering of the `removed` entry into copies
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44940
diff changeset
529
edd08aa193fb files: extract code for extra filtering of the `removed` entry into copies
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44940
diff changeset
530 When a file is removed relative to p1 in a merge, this
edd08aa193fb files: extract code for extra filtering of the `removed` entry into copies
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44940
diff changeset
531 function determines whether the absence is due to a
edd08aa193fb files: extract code for extra filtering of the `removed` entry into copies
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44940
diff changeset
532 deletion from a parent, or whether the merge commit
edd08aa193fb files: extract code for extra filtering of the `removed` entry into copies
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44940
diff changeset
533 itself deletes the file. We decide this by doing a
edd08aa193fb files: extract code for extra filtering of the `removed` entry into copies
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44940
diff changeset
534 simplified three way merge of the manifest entry for
edd08aa193fb files: extract code for extra filtering of the `removed` entry into copies
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44940
diff changeset
535 the file. There are two ways we decide the merge
edd08aa193fb files: extract code for extra filtering of the `removed` entry into copies
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44940
diff changeset
536 itself didn't delete a file:
edd08aa193fb files: extract code for extra filtering of the `removed` entry into copies
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44940
diff changeset
537 - neither parent (nor the merge) contain the file
edd08aa193fb files: extract code for extra filtering of the `removed` entry into copies
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44940
diff changeset
538 - exactly one parent contains the file, and that
edd08aa193fb files: extract code for extra filtering of the `removed` entry into copies
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44940
diff changeset
539 parent has the same filelog entry as the merge
edd08aa193fb files: extract code for extra filtering of the `removed` entry into copies
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44940
diff changeset
540 ancestor (or all of them if there two). In other
edd08aa193fb files: extract code for extra filtering of the `removed` entry into copies
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44940
diff changeset
541 words, that parent left the file unchanged while the
edd08aa193fb files: extract code for extra filtering of the `removed` entry into copies
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44940
diff changeset
542 other one deleted it.
edd08aa193fb files: extract code for extra filtering of the `removed` entry into copies
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44940
diff changeset
543 One way to think about this is that deleting a file is
edd08aa193fb files: extract code for extra filtering of the `removed` entry into copies
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44940
diff changeset
544 similar to emptying it, so the list of changed files
edd08aa193fb files: extract code for extra filtering of the `removed` entry into copies
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44940
diff changeset
545 should be similar either way. The computation
edd08aa193fb files: extract code for extra filtering of the `removed` entry into copies
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44940
diff changeset
546 described above is not done directly in _filecommit
edd08aa193fb files: extract code for extra filtering of the `removed` entry into copies
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44940
diff changeset
547 when creating the list of changed files, however
edd08aa193fb files: extract code for extra filtering of the `removed` entry into copies
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44940
diff changeset
548 it does something very similar by comparing filelog
edd08aa193fb files: extract code for extra filtering of the `removed` entry into copies
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44940
diff changeset
549 nodes.
edd08aa193fb files: extract code for extra filtering of the `removed` entry into copies
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44940
diff changeset
550 """
edd08aa193fb files: extract code for extra filtering of the `removed` entry into copies
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44940
diff changeset
551
edd08aa193fb files: extract code for extra filtering of the `removed` entry into copies
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44940
diff changeset
552 if x is not None:
edd08aa193fb files: extract code for extra filtering of the `removed` entry into copies
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44940
diff changeset
553 p1, p2, m1, m2 = x
edd08aa193fb files: extract code for extra filtering of the `removed` entry into copies
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44940
diff changeset
554 else:
edd08aa193fb files: extract code for extra filtering of the `removed` entry into copies
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44940
diff changeset
555 p1 = ctx.p1()
edd08aa193fb files: extract code for extra filtering of the `removed` entry into copies
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44940
diff changeset
556 p2 = ctx.p2()
edd08aa193fb files: extract code for extra filtering of the `removed` entry into copies
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44940
diff changeset
557 m1 = p1.manifest()
edd08aa193fb files: extract code for extra filtering of the `removed` entry into copies
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44940
diff changeset
558 m2 = p2.manifest()
edd08aa193fb files: extract code for extra filtering of the `removed` entry into copies
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44940
diff changeset
559
edd08aa193fb files: extract code for extra filtering of the `removed` entry into copies
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44940
diff changeset
560 @util.cachefunc
edd08aa193fb files: extract code for extra filtering of the `removed` entry into copies
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44940
diff changeset
561 def mas():
edd08aa193fb files: extract code for extra filtering of the `removed` entry into copies
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44940
diff changeset
562 p1n = p1.node()
edd08aa193fb files: extract code for extra filtering of the `removed` entry into copies
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44940
diff changeset
563 p2n = p2.node()
edd08aa193fb files: extract code for extra filtering of the `removed` entry into copies
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44940
diff changeset
564 cahs = ctx.repo().changelog.commonancestorsheads(p1n, p2n)
edd08aa193fb files: extract code for extra filtering of the `removed` entry into copies
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44940
diff changeset
565 if not cahs:
46113
59fa3890d40a node: import symbols explicitly
Joerg Sonnenberger <joerg@bec.de>
parents: 45942
diff changeset
566 cahs = [nullrev]
44941
edd08aa193fb files: extract code for extra filtering of the `removed` entry into copies
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44940
diff changeset
567 return [ctx.repo()[r].manifest() for r in cahs]
edd08aa193fb files: extract code for extra filtering of the `removed` entry into copies
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44940
diff changeset
568
edd08aa193fb files: extract code for extra filtering of the `removed` entry into copies
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44940
diff changeset
569 def deletionfromparent(f):
edd08aa193fb files: extract code for extra filtering of the `removed` entry into copies
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44940
diff changeset
570 if f in m1:
edd08aa193fb files: extract code for extra filtering of the `removed` entry into copies
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44940
diff changeset
571 return f not in m2 and all(
edd08aa193fb files: extract code for extra filtering of the `removed` entry into copies
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44940
diff changeset
572 f in ma and ma.find(f) == m1.find(f) for ma in mas()
edd08aa193fb files: extract code for extra filtering of the `removed` entry into copies
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44940
diff changeset
573 )
edd08aa193fb files: extract code for extra filtering of the `removed` entry into copies
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44940
diff changeset
574 elif f in m2:
edd08aa193fb files: extract code for extra filtering of the `removed` entry into copies
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44940
diff changeset
575 return all(f in ma and ma.find(f) == m2.find(f) for ma in mas())
edd08aa193fb files: extract code for extra filtering of the `removed` entry into copies
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44940
diff changeset
576 else:
edd08aa193fb files: extract code for extra filtering of the `removed` entry into copies
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44940
diff changeset
577 return True
edd08aa193fb files: extract code for extra filtering of the `removed` entry into copies
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44940
diff changeset
578
edd08aa193fb files: extract code for extra filtering of the `removed` entry into copies
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44940
diff changeset
579 return deletionfromparent
edd08aa193fb files: extract code for extra filtering of the `removed` entry into copies
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44940
diff changeset
580
edd08aa193fb files: extract code for extra filtering of the `removed` entry into copies
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44940
diff changeset
581
44940
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
582 def computechangesetfilesremoved(ctx):
45942
89a2afe31e82 formating: upgrade to black 20.8b1
Augie Fackler <raf@durin42.com>
parents: 45764
diff changeset
583 """return the list of files removed in a changeset"""
44940
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
584 removed = []
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
585 for f in ctx.files():
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
586 if f not in ctx:
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
587 removed.append(f)
44942
25512a65cefd metadata: filter the `removed` set to only contains relevant data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44941
diff changeset
588 if removed:
25512a65cefd metadata: filter the `removed` set to only contains relevant data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44941
diff changeset
589 rf = get_removal_filter(ctx)
25512a65cefd metadata: filter the `removed` set to only contains relevant data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 44941
diff changeset
590 removed = [r for r in removed if not rf(r)]
44940
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
591 return removed
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
592
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
593
45613
ddcee0b0fd67 changing-files: add a utility to compute the merged files post-commit
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45611
diff changeset
594 def computechangesetfilesmerged(ctx):
45942
89a2afe31e82 formating: upgrade to black 20.8b1
Augie Fackler <raf@durin42.com>
parents: 45764
diff changeset
595 """return the list of files merged in a changeset"""
45613
ddcee0b0fd67 changing-files: add a utility to compute the merged files post-commit
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45611
diff changeset
596 merged = []
ddcee0b0fd67 changing-files: add a utility to compute the merged files post-commit
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45611
diff changeset
597 if len(ctx.parents()) < 2:
ddcee0b0fd67 changing-files: add a utility to compute the merged files post-commit
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45611
diff changeset
598 return merged
ddcee0b0fd67 changing-files: add a utility to compute the merged files post-commit
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45611
diff changeset
599 for f in ctx.files():
ddcee0b0fd67 changing-files: add a utility to compute the merged files post-commit
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45611
diff changeset
600 if f in ctx:
ddcee0b0fd67 changing-files: add a utility to compute the merged files post-commit
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45611
diff changeset
601 fctx = ctx[f]
ddcee0b0fd67 changing-files: add a utility to compute the merged files post-commit
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45611
diff changeset
602 parents = fctx._filelog.parents(fctx._filenode)
46113
59fa3890d40a node: import symbols explicitly
Joerg Sonnenberger <joerg@bec.de>
parents: 45942
diff changeset
603 if parents[1] != nullid:
45613
ddcee0b0fd67 changing-files: add a utility to compute the merged files post-commit
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45611
diff changeset
604 merged.append(f)
ddcee0b0fd67 changing-files: add a utility to compute the merged files post-commit
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45611
diff changeset
605 return merged
ddcee0b0fd67 changing-files: add a utility to compute the merged files post-commit
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45611
diff changeset
606
ddcee0b0fd67 changing-files: add a utility to compute the merged files post-commit
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45611
diff changeset
607
44940
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
608 def computechangesetcopies(ctx):
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
609 """return the copies data for a changeset
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
610
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
611 The copies data are returned as a pair of dictionnary (p1copies, p2copies).
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
612
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
613 Each dictionnary are in the form: `{newname: oldname}`
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
614 """
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
615 p1copies = {}
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
616 p2copies = {}
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
617 p1 = ctx.p1()
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
618 p2 = ctx.p2()
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
619 narrowmatch = ctx._repo.narrowmatch()
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
620 for dst in ctx.files():
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
621 if not narrowmatch(dst) or dst not in ctx:
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
622 continue
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
623 copied = ctx[dst].renamed()
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
624 if not copied:
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
625 continue
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
626 src, srcnode = copied
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
627 if src in p1 and p1[src].filenode() == srcnode:
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
628 p1copies[dst] = src
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
629 elif src in p2 and p2[src].filenode() == srcnode:
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
630 p2copies[dst] = src
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
631 return p1copies, p2copies
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
632
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
633
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
634 def encodecopies(files, copies):
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
635 items = []
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
636 for i, dst in enumerate(files):
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
637 if dst in copies:
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
638 items.append(b'%d\0%s' % (i, copies[dst]))
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
639 if len(items) != len(copies):
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
640 raise error.ProgrammingError(
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
641 b'some copy targets missing from file list'
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
642 )
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
643 return b"\n".join(items)
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
644
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
645
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
646 def decodecopies(files, data):
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
647 try:
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
648 copies = {}
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
649 if not data:
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
650 return copies
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
651 for l in data.split(b'\n'):
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
652 strindex, src = l.split(b'\0')
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
653 i = int(strindex)
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
654 dst = files[i]
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
655 copies[dst] = src
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
656 return copies
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
657 except (ValueError, IndexError):
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
658 # Perhaps someone had chosen the same key name (e.g. "p1copies") and
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
659 # used different syntax for the value.
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
660 return None
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
661
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
662
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
663 def encodefileindices(files, subset):
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
664 subset = set(subset)
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
665 indices = []
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
666 for i, f in enumerate(files):
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
667 if f in subset:
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
668 indices.append(b'%d' % i)
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
669 return b'\n'.join(indices)
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
670
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
671
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
672 def decodefileindices(files, data):
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
673 try:
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
674 subset = []
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
675 if not data:
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
676 return subset
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
677 for strindex in data.split(b'\n'):
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
678 i = int(strindex)
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
679 if i < 0 or i >= len(files):
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
680 return None
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
681 subset.append(files[i])
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
682 return subset
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
683 except (ValueError, IndexError):
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
684 # Perhaps someone had chosen the same key name (e.g. "added") and
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
685 # used different syntax for the value.
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
686 return None
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
687
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
688
45634
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
689 # see mercurial/helptext/internals/revlogs.txt for details about the format
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
690
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
691 ACTION_MASK = int("111" "00", 2)
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
692 # note: untouched file used as copy source will as `000` for this mask.
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
693 ADDED_FLAG = int("001" "00", 2)
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
694 MERGED_FLAG = int("010" "00", 2)
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
695 REMOVED_FLAG = int("011" "00", 2)
45669
e53778ad64bf salvaged: persist the salvaged set on disk
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45668
diff changeset
696 SALVAGED_FLAG = int("100" "00", 2)
45634
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
697 TOUCHED_FLAG = int("101" "00", 2)
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
698
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
699 COPIED_MASK = int("11", 2)
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
700 COPIED_FROM_P1_FLAG = int("10", 2)
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
701 COPIED_FROM_P2_FLAG = int("11", 2)
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
702
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
703 # structure is <flag><filename-end><copy-source>
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
704 INDEX_HEADER = struct.Struct(">L")
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
705 INDEX_ENTRY = struct.Struct(">bLL")
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
706
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
707
45569
64d18e9e8508 sidedata: rename `encode_copies_sidedata` to `encode_files_sidedata`
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45507
diff changeset
708 def encode_files_sidedata(files):
45669
e53778ad64bf salvaged: persist the salvaged set on disk
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45668
diff changeset
709 all_files = set(files.touched)
45634
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
710 all_files.update(files.copied_from_p1.values())
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
711 all_files.update(files.copied_from_p2.values())
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
712 all_files = sorted(all_files)
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
713 file_idx = {f: i for (i, f) in enumerate(all_files)}
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
714 file_idx[None] = 0
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
715
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
716 chunks = [INDEX_HEADER.pack(len(all_files))]
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
717
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
718 filename_length = 0
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
719 for f in all_files:
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
720 filename_size = len(f)
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
721 filename_length += filename_size
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
722 flag = 0
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
723 if f in files.added:
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
724 flag |= ADDED_FLAG
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
725 elif f in files.merged:
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
726 flag |= MERGED_FLAG
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
727 elif f in files.removed:
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
728 flag |= REMOVED_FLAG
45669
e53778ad64bf salvaged: persist the salvaged set on disk
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45668
diff changeset
729 elif f in files.salvaged:
e53778ad64bf salvaged: persist the salvaged set on disk
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45668
diff changeset
730 flag |= SALVAGED_FLAG
45634
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
731 elif f in files.touched:
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
732 flag |= TOUCHED_FLAG
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
733
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
734 copy = None
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
735 if f in files.copied_from_p1:
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
736 flag |= COPIED_FROM_P1_FLAG
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
737 copy = files.copied_from_p1.get(f)
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
738 elif f in files.copied_from_p2:
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
739 copy = files.copied_from_p2.get(f)
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
740 flag |= COPIED_FROM_P2_FLAG
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
741 copy_idx = file_idx[copy]
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
742 chunks.append(INDEX_ENTRY.pack(flag, filename_length, copy_idx))
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
743 chunks.extend(all_files)
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
744 return {sidedatamod.SD_FILES: b''.join(chunks)}
45325
c6eea5804551 commitctx: extract sidedata encoding inside its own function
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45323
diff changeset
745
c6eea5804551 commitctx: extract sidedata encoding inside its own function
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45323
diff changeset
746
45635
9003e6524f78 changing-files: drop the now useless changelogrevision argument
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45634
diff changeset
747 def decode_files_sidedata(sidedata):
45634
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
748 md = ChangingFiles()
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
749 raw = sidedata.get(sidedatamod.SD_FILES)
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
750
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
751 if raw is None:
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
752 return md
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
753
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
754 copies = []
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
755 all_files = []
45571
7543b5072e84 sidedata: add a `decode_files_sidedata` function
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45569
diff changeset
756
45634
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
757 assert len(raw) >= INDEX_HEADER.size
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
758 total_files = INDEX_HEADER.unpack_from(raw, 0)[0]
45571
7543b5072e84 sidedata: add a `decode_files_sidedata` function
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45569
diff changeset
759
45634
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
760 offset = INDEX_HEADER.size
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
761 file_offset_base = offset + (INDEX_ENTRY.size * total_files)
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
762 file_offset_last = file_offset_base
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
763
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
764 assert len(raw) >= file_offset_base
45571
7543b5072e84 sidedata: add a `decode_files_sidedata` function
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45569
diff changeset
765
45634
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
766 for idx in range(total_files):
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
767 flag, file_end, copy_idx = INDEX_ENTRY.unpack_from(raw, offset)
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
768 file_end += file_offset_base
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
769 filename = raw[file_offset_last:file_end]
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
770 filesize = file_end - file_offset_last
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
771 assert len(filename) == filesize
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
772 offset += INDEX_ENTRY.size
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
773 file_offset_last = file_end
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
774 all_files.append(filename)
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
775 if flag & ACTION_MASK == ADDED_FLAG:
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
776 md.mark_added(filename)
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
777 elif flag & ACTION_MASK == MERGED_FLAG:
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
778 md.mark_merged(filename)
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
779 elif flag & ACTION_MASK == REMOVED_FLAG:
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
780 md.mark_removed(filename)
45669
e53778ad64bf salvaged: persist the salvaged set on disk
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45668
diff changeset
781 elif flag & ACTION_MASK == SALVAGED_FLAG:
e53778ad64bf salvaged: persist the salvaged set on disk
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45668
diff changeset
782 md.mark_salvaged(filename)
45634
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
783 elif flag & ACTION_MASK == TOUCHED_FLAG:
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
784 md.mark_touched(filename)
45571
7543b5072e84 sidedata: add a `decode_files_sidedata` function
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45569
diff changeset
785
45634
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
786 copied = None
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
787 if flag & COPIED_MASK == COPIED_FROM_P1_FLAG:
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
788 copied = md.mark_copied_from_p1
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
789 elif flag & COPIED_MASK == COPIED_FROM_P2_FLAG:
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
790 copied = md.mark_copied_from_p2
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
791
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
792 if copied is not None:
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
793 copies.append((copied, filename, copy_idx))
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
794
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
795 for copied, filename, copy_idx in copies:
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
796 copied(all_files[copy_idx], filename)
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
797
9a6b409b8ebc changing-files: rework the way we store changed files in side-data
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45623
diff changeset
798 return md
45571
7543b5072e84 sidedata: add a `decode_files_sidedata` function
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45569
diff changeset
799
7543b5072e84 sidedata: add a `decode_files_sidedata` function
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45569
diff changeset
800
44940
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
801 def _getsidedata(srcrepo, rev):
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
802 ctx = srcrepo[rev]
45663
cf474af69766 changing-files: split the changing files computation from encoding
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45660
diff changeset
803 files = compute_all_files_changes(ctx)
45734
53c265a6fc83 sidedata: return enough data to set the proper flag in the future
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45728
diff changeset
804 return encode_files_sidedata(files), files.has_copies_info
44940
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
805
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
806
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
807 def getsidedataadder(srcrepo, destrepo):
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
808 use_w = srcrepo.ui.configbool(b'experimental', b'worker.repository-upgrade')
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
809 if pycompat.iswindows or not use_w:
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
810 return _get_simple_sidedata_adder(srcrepo, destrepo)
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
811 else:
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
812 return _get_worker_sidedata_adder(srcrepo, destrepo)
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
813
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
814
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
815 def _sidedata_worker(srcrepo, revs_queue, sidedata_queue, tokens):
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
816 """The function used by worker precomputing sidedata
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
817
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
818 It read an input queue containing revision numbers
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
819 It write in an output queue containing (rev, <sidedata-map>)
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
820
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
821 The `None` input value is used as a stop signal.
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
822
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
823 The `tokens` semaphore is user to avoid having too many unprocessed
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
824 entries. The workers needs to acquire one token before fetching a task.
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
825 They will be released by the consumer of the produced data.
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
826 """
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
827 tokens.acquire()
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
828 rev = revs_queue.get()
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
829 while rev is not None:
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
830 data = _getsidedata(srcrepo, rev)
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
831 sidedata_queue.put((rev, data))
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
832 tokens.acquire()
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
833 rev = revs_queue.get()
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
834 # processing of `None` is completed, release the token.
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
835 tokens.release()
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
836
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
837
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
838 BUFF_PER_WORKER = 50
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
839
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
840
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
841 def _get_worker_sidedata_adder(srcrepo, destrepo):
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
842 """The parallel version of the sidedata computation
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
843
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
844 This code spawn a pool of worker that precompute a buffer of sidedata
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
845 before we actually need them"""
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
846 # avoid circular import copies -> scmutil -> worker -> copies
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
847 from . import worker
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
848
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
849 nbworkers = worker._numworkers(srcrepo.ui)
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
850
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
851 tokens = multiprocessing.BoundedSemaphore(nbworkers * BUFF_PER_WORKER)
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
852 revsq = multiprocessing.Queue()
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
853 sidedataq = multiprocessing.Queue()
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
854
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
855 assert srcrepo.filtername is None
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
856 # queue all tasks beforehand, revision numbers are small and it make
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
857 # synchronisation simpler
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
858 #
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
859 # Since the computation for each node can be quite expensive, the overhead
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
860 # of using a single queue is not revelant. In practice, most computation
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
861 # are fast but some are very expensive and dominate all the other smaller
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
862 # cost.
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
863 for r in srcrepo.changelog.revs():
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
864 revsq.put(r)
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
865 # queue the "no more tasks" markers
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
866 for i in range(nbworkers):
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
867 revsq.put(None)
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
868
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
869 allworkers = []
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
870 for i in range(nbworkers):
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
871 args = (srcrepo, revsq, sidedataq, tokens)
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
872 w = multiprocessing.Process(target=_sidedata_worker, args=args)
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
873 allworkers.append(w)
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
874 w.start()
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
875
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
876 # dictionnary to store results for revision higher than we one we are
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
877 # looking for. For example, if we need the sidedatamap for 42, and 43 is
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
878 # received, when shelve 43 for later use.
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
879 staging = {}
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
880
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
881 def sidedata_companion(revlog, rev):
45734
53c265a6fc83 sidedata: return enough data to set the proper flag in the future
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45728
diff changeset
882 data = {}, False
44940
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
883 if util.safehasattr(revlog, b'filteredrevs'): # this is a changelog
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
884 # Is the data previously shelved ?
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
885 sidedata = staging.pop(rev, None)
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
886 if sidedata is None:
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
887 # look at the queued result until we find the one we are lookig
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
888 # for (shelve the other ones)
45734
53c265a6fc83 sidedata: return enough data to set the proper flag in the future
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45728
diff changeset
889 r, data = sidedataq.get()
44940
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
890 while r != rev:
45734
53c265a6fc83 sidedata: return enough data to set the proper flag in the future
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45728
diff changeset
891 staging[r] = data
44940
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
892 r, sidedata = sidedataq.get()
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
893 tokens.release()
45735
edf4fa06df94 upgrade: allow sidedata upgrade to modify revision flag
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45734
diff changeset
894 sidedata, has_copies_info = data
edf4fa06df94 upgrade: allow sidedata upgrade to modify revision flag
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45734
diff changeset
895 new_flag = 0
edf4fa06df94 upgrade: allow sidedata upgrade to modify revision flag
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45734
diff changeset
896 if has_copies_info:
edf4fa06df94 upgrade: allow sidedata upgrade to modify revision flag
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45734
diff changeset
897 new_flag = sidedataflag.REVIDX_HASCOPIESINFO
edf4fa06df94 upgrade: allow sidedata upgrade to modify revision flag
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45734
diff changeset
898 return False, (), sidedata, new_flag, 0
44940
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
899
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
900 return sidedata_companion
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
901
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
902
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
903 def _get_simple_sidedata_adder(srcrepo, destrepo):
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
904 """The simple version of the sidedata computation
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
905
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
906 It just compute it in the same thread on request"""
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
907
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
908 def sidedatacompanion(revlog, rev):
45735
edf4fa06df94 upgrade: allow sidedata upgrade to modify revision flag
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45734
diff changeset
909 sidedata, has_copies_info = {}, False
44940
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
910 if util.safehasattr(revlog, 'filteredrevs'): # this is a changelog
45734
53c265a6fc83 sidedata: return enough data to set the proper flag in the future
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45728
diff changeset
911 sidedata, has_copies_info = _getsidedata(srcrepo, rev)
45735
edf4fa06df94 upgrade: allow sidedata upgrade to modify revision flag
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45734
diff changeset
912 new_flag = 0
edf4fa06df94 upgrade: allow sidedata upgrade to modify revision flag
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45734
diff changeset
913 if has_copies_info:
edf4fa06df94 upgrade: allow sidedata upgrade to modify revision flag
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45734
diff changeset
914 new_flag = sidedataflag.REVIDX_HASCOPIESINFO
edf4fa06df94 upgrade: allow sidedata upgrade to modify revision flag
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45734
diff changeset
915
edf4fa06df94 upgrade: allow sidedata upgrade to modify revision flag
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45734
diff changeset
916 return False, (), sidedata, new_flag, 0
44940
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
917
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
918 return sidedatacompanion
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
919
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
920
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
921 def getsidedataremover(srcrepo, destrepo):
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
922 def sidedatacompanion(revlog, rev):
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
923 f = ()
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
924 if util.safehasattr(revlog, 'filteredrevs'): # this is a changelog
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
925 if revlog.flags(rev) & sidedataflag.REVIDX_SIDEDATA:
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
926 f = (
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
927 sidedatamod.SD_P1COPIES,
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
928 sidedatamod.SD_P2COPIES,
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
929 sidedatamod.SD_FILESADDED,
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
930 sidedatamod.SD_FILESREMOVED,
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
931 )
45735
edf4fa06df94 upgrade: allow sidedata upgrade to modify revision flag
Pierre-Yves David <pierre-yves.david@octobus.net>
parents: 45734
diff changeset
932 return False, f, {}, 0, sidedataflag.REVIDX_HASCOPIESINFO
44940
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
933
4c1d39215034 metadata: move computation related to files touched in a dedicated module
Pierre-Yves David <pierre-yves.david@octobus.net>
parents:
diff changeset
934 return sidedatacompanion