mercurial/repair.py
author Martin Geisler <mg@lazybytes.net>
Mon, 15 Feb 2010 00:12:10 +0100
branchstable
changeset 10476 3113736dbac5
parent 10263 25e572394f5c
child 10881 a685011ed38e
permissions -rw-r--r--
mq: more instructive use of "--" in qguard help (issue2040)
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
4702
18e91c9def0c strip: move strip code to a new repair module
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
     1
# repair.py - functions for repository repair for mercurial
18e91c9def0c strip: move strip code to a new repair module
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
     2
#
18e91c9def0c strip: move strip code to a new repair module
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
     3
# Copyright 2005, 2006 Chris Mason <mason@suse.com>
18e91c9def0c strip: move strip code to a new repair module
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
     4
# Copyright 2007 Matt Mackall
18e91c9def0c strip: move strip code to a new repair module
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
     5
#
8225
46293a0c7e9f updated license to be explicit about GPL version 2
Martin Geisler <mg@lazybytes.net>
parents: 8073
diff changeset
     6
# This software may be used and distributed according to the terms of the
10263
25e572394f5c Update license to GPLv2+
Matt Mackall <mpm@selenic.com>
parents: 9150
diff changeset
     7
# GNU General Public License version 2 or any later version.
4702
18e91c9def0c strip: move strip code to a new repair module
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
     8
8312
b87a50b7125c separate import lines from mercurial and general python modules
Simon Heimberg <simohe@besonet.ch>
parents: 8225
diff changeset
     9
import changegroup
6211
f89fd07fc51d Expand import * to allow Pyflakes to find problems
Joel Rosdahl <joel@rosdahl.net>
parents: 6147
diff changeset
    10
from node import nullrev, short
6953
63b5f4c73c98 i18n: mark strings for translation in Mercurial
Martin Geisler <mg@daimi.au.dk>
parents: 6750
diff changeset
    11
from i18n import _
8312
b87a50b7125c separate import lines from mercurial and general python modules
Simon Heimberg <simohe@besonet.ch>
parents: 8225
diff changeset
    12
import os
4702
18e91c9def0c strip: move strip code to a new repair module
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
    13
5909
f45f7390c1c5 strip: calculate list of extra nodes to save and pass it to changegroupsubset
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5905
diff changeset
    14
def _bundle(repo, bases, heads, node, suffix, extranodes=None):
5905
3afbd82a6c82 repair.py: don't use nested functions.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5904
diff changeset
    15
    """create a bundle with the specified revisions as a backup"""
5909
f45f7390c1c5 strip: calculate list of extra nodes to save and pass it to changegroupsubset
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5905
diff changeset
    16
    cg = repo.changegroupsubset(bases, heads, 'strip', extranodes)
5905
3afbd82a6c82 repair.py: don't use nested functions.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5904
diff changeset
    17
    backupdir = repo.join("strip-backup")
3afbd82a6c82 repair.py: don't use nested functions.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5904
diff changeset
    18
    if not os.path.isdir(backupdir):
3afbd82a6c82 repair.py: don't use nested functions.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5904
diff changeset
    19
        os.mkdir(backupdir)
3afbd82a6c82 repair.py: don't use nested functions.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5904
diff changeset
    20
    name = os.path.join(backupdir, "%s-%s" % (short(node), suffix))
6953
63b5f4c73c98 i18n: mark strings for translation in Mercurial
Martin Geisler <mg@daimi.au.dk>
parents: 6750
diff changeset
    21
    repo.ui.warn(_("saving bundle to %s\n") % name)
5905
3afbd82a6c82 repair.py: don't use nested functions.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5904
diff changeset
    22
    return changegroup.writebundle(cg, name, "HG10BZ")
4702
18e91c9def0c strip: move strip code to a new repair module
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
    23
5910
b9a830fa10f6 simplify revlog.strip interface and callers; add docstring
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5909
diff changeset
    24
def _collectfiles(repo, striprev):
b9a830fa10f6 simplify revlog.strip interface and callers; add docstring
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5909
diff changeset
    25
    """find out the filelogs affected by the strip"""
8462
e7e4e41b3bbc repair: use set instead of dict
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 8363
diff changeset
    26
    files = set()
4702
18e91c9def0c strip: move strip code to a new repair module
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
    27
6750
fb42030d79d6 add __len__ and __iter__ methods to repo and revlog
Matt Mackall <mpm@selenic.com>
parents: 6747
diff changeset
    28
    for x in xrange(striprev, len(repo)):
8479
3e16c0fc2241 repair: bulk update sets
Martin Geisler <mg@lazybytes.net>
parents: 8462
diff changeset
    29
        files.update(repo[x].files())
5902
98f8dec8f437 repair.py: split stripall into two functions; clean it up a bit
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5901
diff changeset
    30
8462
e7e4e41b3bbc repair: use set instead of dict
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 8363
diff changeset
    31
    return sorted(files)
5902
98f8dec8f437 repair.py: split stripall into two functions; clean it up a bit
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5901
diff changeset
    32
5909
f45f7390c1c5 strip: calculate list of extra nodes to save and pass it to changegroupsubset
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5905
diff changeset
    33
def _collectextranodes(repo, files, link):
f45f7390c1c5 strip: calculate list of extra nodes to save and pass it to changegroupsubset
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5905
diff changeset
    34
    """return the nodes that have to be saved before the strip"""
f45f7390c1c5 strip: calculate list of extra nodes to save and pass it to changegroupsubset
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5905
diff changeset
    35
    def collectone(revlog):
f45f7390c1c5 strip: calculate list of extra nodes to save and pass it to changegroupsubset
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5905
diff changeset
    36
        extra = []
6750
fb42030d79d6 add __len__ and __iter__ methods to repo and revlog
Matt Mackall <mpm@selenic.com>
parents: 6747
diff changeset
    37
        startrev = count = len(revlog)
5909
f45f7390c1c5 strip: calculate list of extra nodes to save and pass it to changegroupsubset
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5905
diff changeset
    38
        # find the truncation point of the revlog
8624
2b3dec0ef3ae replace xrange(0, n) with xrange(n)
Martin Geisler <mg@lazybytes.net>
parents: 8479
diff changeset
    39
        for i in xrange(count):
7361
9fe97eea5510 linkrev: take a revision number rather than a hash
Matt Mackall <mpm@selenic.com>
parents: 6953
diff changeset
    40
            lrev = revlog.linkrev(i)
5909
f45f7390c1c5 strip: calculate list of extra nodes to save and pass it to changegroupsubset
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5905
diff changeset
    41
            if lrev >= link:
f45f7390c1c5 strip: calculate list of extra nodes to save and pass it to changegroupsubset
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5905
diff changeset
    42
                startrev = i + 1
f45f7390c1c5 strip: calculate list of extra nodes to save and pass it to changegroupsubset
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5905
diff changeset
    43
                break
f45f7390c1c5 strip: calculate list of extra nodes to save and pass it to changegroupsubset
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5905
diff changeset
    44
f45f7390c1c5 strip: calculate list of extra nodes to save and pass it to changegroupsubset
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5905
diff changeset
    45
        # see if any revision after that point has a linkrev less than link
f45f7390c1c5 strip: calculate list of extra nodes to save and pass it to changegroupsubset
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5905
diff changeset
    46
        # (we have to manually save these guys)
f45f7390c1c5 strip: calculate list of extra nodes to save and pass it to changegroupsubset
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5905
diff changeset
    47
        for i in xrange(startrev, count):
f45f7390c1c5 strip: calculate list of extra nodes to save and pass it to changegroupsubset
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5905
diff changeset
    48
            node = revlog.node(i)
7361
9fe97eea5510 linkrev: take a revision number rather than a hash
Matt Mackall <mpm@selenic.com>
parents: 6953
diff changeset
    49
            lrev = revlog.linkrev(i)
5909
f45f7390c1c5 strip: calculate list of extra nodes to save and pass it to changegroupsubset
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5905
diff changeset
    50
            if lrev < link:
f45f7390c1c5 strip: calculate list of extra nodes to save and pass it to changegroupsubset
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5905
diff changeset
    51
                extra.append((node, cl.node(lrev)))
f45f7390c1c5 strip: calculate list of extra nodes to save and pass it to changegroupsubset
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5905
diff changeset
    52
f45f7390c1c5 strip: calculate list of extra nodes to save and pass it to changegroupsubset
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5905
diff changeset
    53
        return extra
f45f7390c1c5 strip: calculate list of extra nodes to save and pass it to changegroupsubset
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5905
diff changeset
    54
f45f7390c1c5 strip: calculate list of extra nodes to save and pass it to changegroupsubset
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5905
diff changeset
    55
    extranodes = {}
f45f7390c1c5 strip: calculate list of extra nodes to save and pass it to changegroupsubset
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5905
diff changeset
    56
    cl = repo.changelog
f45f7390c1c5 strip: calculate list of extra nodes to save and pass it to changegroupsubset
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5905
diff changeset
    57
    extra = collectone(repo.manifest)
f45f7390c1c5 strip: calculate list of extra nodes to save and pass it to changegroupsubset
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5905
diff changeset
    58
    if extra:
f45f7390c1c5 strip: calculate list of extra nodes to save and pass it to changegroupsubset
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5905
diff changeset
    59
        extranodes[1] = extra
f45f7390c1c5 strip: calculate list of extra nodes to save and pass it to changegroupsubset
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5905
diff changeset
    60
    for fname in files:
f45f7390c1c5 strip: calculate list of extra nodes to save and pass it to changegroupsubset
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5905
diff changeset
    61
        f = repo.file(fname)
f45f7390c1c5 strip: calculate list of extra nodes to save and pass it to changegroupsubset
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5905
diff changeset
    62
        extra = collectone(f)
f45f7390c1c5 strip: calculate list of extra nodes to save and pass it to changegroupsubset
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5905
diff changeset
    63
        if extra:
f45f7390c1c5 strip: calculate list of extra nodes to save and pass it to changegroupsubset
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5905
diff changeset
    64
            extranodes[fname] = extra
f45f7390c1c5 strip: calculate list of extra nodes to save and pass it to changegroupsubset
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5905
diff changeset
    65
f45f7390c1c5 strip: calculate list of extra nodes to save and pass it to changegroupsubset
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5905
diff changeset
    66
    return extranodes
f45f7390c1c5 strip: calculate list of extra nodes to save and pass it to changegroupsubset
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5905
diff changeset
    67
5905
3afbd82a6c82 repair.py: don't use nested functions.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5904
diff changeset
    68
def strip(ui, repo, node, backup="all"):
5901
16f4129c19ac repair.py: rename chlog to cl
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5900
diff changeset
    69
    cl = repo.changelog
4702
18e91c9def0c strip: move strip code to a new repair module
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
    70
    # TODO delete the undo files, and handle undo of merge sets
5901
16f4129c19ac repair.py: rename chlog to cl
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5900
diff changeset
    71
    striprev = cl.rev(node)
4702
18e91c9def0c strip: move strip code to a new repair module
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
    72
6147
53ae5af55db3 repair.py: rewrite a loop, making it cleaner and faster
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5910
diff changeset
    73
    # Some revisions with rev > striprev may not be descendants of striprev.
53ae5af55db3 repair.py: rewrite a loop, making it cleaner and faster
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5910
diff changeset
    74
    # We have to find these revisions and put them in a bundle, so that
53ae5af55db3 repair.py: rewrite a loop, making it cleaner and faster
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5910
diff changeset
    75
    # we can restore them after the truncations.
53ae5af55db3 repair.py: rewrite a loop, making it cleaner and faster
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5910
diff changeset
    76
    # To create the bundle we use repo.changegroupsubset which requires
53ae5af55db3 repair.py: rewrite a loop, making it cleaner and faster
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5910
diff changeset
    77
    # the list of heads and bases of the set of interesting revisions.
53ae5af55db3 repair.py: rewrite a loop, making it cleaner and faster
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5910
diff changeset
    78
    # (head = revision in the set that has no descendant in the set;
53ae5af55db3 repair.py: rewrite a loop, making it cleaner and faster
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5910
diff changeset
    79
    #  base = revision in the set that has no ancestor in the set)
8462
e7e4e41b3bbc repair: use set instead of dict
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 8363
diff changeset
    80
    tostrip = set((striprev,))
e7e4e41b3bbc repair: use set instead of dict
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 8363
diff changeset
    81
    saveheads = set()
6147
53ae5af55db3 repair.py: rewrite a loop, making it cleaner and faster
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5910
diff changeset
    82
    savebases = []
6750
fb42030d79d6 add __len__ and __iter__ methods to repo and revlog
Matt Mackall <mpm@selenic.com>
parents: 6747
diff changeset
    83
    for r in xrange(striprev + 1, len(cl)):
6147
53ae5af55db3 repair.py: rewrite a loop, making it cleaner and faster
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5910
diff changeset
    84
        parents = cl.parentrevs(r)
53ae5af55db3 repair.py: rewrite a loop, making it cleaner and faster
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5910
diff changeset
    85
        if parents[0] in tostrip or parents[1] in tostrip:
53ae5af55db3 repair.py: rewrite a loop, making it cleaner and faster
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5910
diff changeset
    86
            # r is a descendant of striprev
8462
e7e4e41b3bbc repair: use set instead of dict
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 8363
diff changeset
    87
            tostrip.add(r)
6147
53ae5af55db3 repair.py: rewrite a loop, making it cleaner and faster
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5910
diff changeset
    88
            # if this is a merge and one of the parents does not descend
53ae5af55db3 repair.py: rewrite a loop, making it cleaner and faster
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5910
diff changeset
    89
            # from striprev, mark that parent as a savehead.
53ae5af55db3 repair.py: rewrite a loop, making it cleaner and faster
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5910
diff changeset
    90
            if parents[1] != nullrev:
53ae5af55db3 repair.py: rewrite a loop, making it cleaner and faster
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5910
diff changeset
    91
                for p in parents:
53ae5af55db3 repair.py: rewrite a loop, making it cleaner and faster
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5910
diff changeset
    92
                    if p not in tostrip and p > striprev:
8462
e7e4e41b3bbc repair: use set instead of dict
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 8363
diff changeset
    93
                        saveheads.add(p)
6147
53ae5af55db3 repair.py: rewrite a loop, making it cleaner and faster
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5910
diff changeset
    94
        else:
53ae5af55db3 repair.py: rewrite a loop, making it cleaner and faster
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5910
diff changeset
    95
            # if no parents of this revision will be stripped, mark it as
53ae5af55db3 repair.py: rewrite a loop, making it cleaner and faster
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5910
diff changeset
    96
            # a savebase
53ae5af55db3 repair.py: rewrite a loop, making it cleaner and faster
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5910
diff changeset
    97
            if parents[0] < striprev and parents[1] < striprev:
53ae5af55db3 repair.py: rewrite a loop, making it cleaner and faster
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5910
diff changeset
    98
                savebases.append(cl.node(r))
4702
18e91c9def0c strip: move strip code to a new repair module
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
    99
8479
3e16c0fc2241 repair: bulk update sets
Martin Geisler <mg@lazybytes.net>
parents: 8462
diff changeset
   100
            saveheads.difference_update(parents)
8462
e7e4e41b3bbc repair: use set instead of dict
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents: 8363
diff changeset
   101
            saveheads.add(r)
4702
18e91c9def0c strip: move strip code to a new repair module
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
   102
6147
53ae5af55db3 repair.py: rewrite a loop, making it cleaner and faster
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5910
diff changeset
   103
    saveheads = [cl.node(r) for r in saveheads]
5910
b9a830fa10f6 simplify revlog.strip interface and callers; add docstring
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5909
diff changeset
   104
    files = _collectfiles(repo, striprev)
5909
f45f7390c1c5 strip: calculate list of extra nodes to save and pass it to changegroupsubset
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5905
diff changeset
   105
5910
b9a830fa10f6 simplify revlog.strip interface and callers; add docstring
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5909
diff changeset
   106
    extranodes = _collectextranodes(repo, files, striprev)
5909
f45f7390c1c5 strip: calculate list of extra nodes to save and pass it to changegroupsubset
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5905
diff changeset
   107
4702
18e91c9def0c strip: move strip code to a new repair module
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
   108
    # create a changegroup for all the branches we need to keep
18e91c9def0c strip: move strip code to a new repair module
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
   109
    if backup == "all":
5905
3afbd82a6c82 repair.py: don't use nested functions.
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5904
diff changeset
   110
        _bundle(repo, [node], cl.heads(), node, 'backup')
5909
f45f7390c1c5 strip: calculate list of extra nodes to save and pass it to changegroupsubset
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5905
diff changeset
   111
    if saveheads or extranodes:
6147
53ae5af55db3 repair.py: rewrite a loop, making it cleaner and faster
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5910
diff changeset
   112
        chgrpfile = _bundle(repo, savebases, saveheads, node, 'temp',
5909
f45f7390c1c5 strip: calculate list of extra nodes to save and pass it to changegroupsubset
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5905
diff changeset
   113
                            extranodes)
4702
18e91c9def0c strip: move strip code to a new repair module
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
   114
8073
e8a28556a0a8 strip: make repair.strip transactional to avoid repository corruption
Henrik Stuart <henrik.stuart@edlund.dk>
parents: 7361
diff changeset
   115
    mfst = repo.manifest
e8a28556a0a8 strip: make repair.strip transactional to avoid repository corruption
Henrik Stuart <henrik.stuart@edlund.dk>
parents: 7361
diff changeset
   116
e8a28556a0a8 strip: make repair.strip transactional to avoid repository corruption
Henrik Stuart <henrik.stuart@edlund.dk>
parents: 7361
diff changeset
   117
    tr = repo.transaction()
e8a28556a0a8 strip: make repair.strip transactional to avoid repository corruption
Henrik Stuart <henrik.stuart@edlund.dk>
parents: 7361
diff changeset
   118
    offset = len(tr.entries)
e8a28556a0a8 strip: make repair.strip transactional to avoid repository corruption
Henrik Stuart <henrik.stuart@edlund.dk>
parents: 7361
diff changeset
   119
8363
c8e81f557da7 transaction: add atomic groups to transaction logic
Henrik Stuart <hg@hstuart.dk>
parents: 8312
diff changeset
   120
    tr.startgroup()
8073
e8a28556a0a8 strip: make repair.strip transactional to avoid repository corruption
Henrik Stuart <henrik.stuart@edlund.dk>
parents: 7361
diff changeset
   121
    cl.strip(striprev, tr)
e8a28556a0a8 strip: make repair.strip transactional to avoid repository corruption
Henrik Stuart <henrik.stuart@edlund.dk>
parents: 7361
diff changeset
   122
    mfst.strip(striprev, tr)
9125
8b58f53b9c35 Fix issue1738 for strip too.
Brendan Cully <brendan@kublai.com>
parents: 8624
diff changeset
   123
    for fn in files:
8b58f53b9c35 Fix issue1738 for strip too.
Brendan Cully <brendan@kublai.com>
parents: 8624
diff changeset
   124
        repo.file(fn).strip(striprev, tr)
8363
c8e81f557da7 transaction: add atomic groups to transaction logic
Henrik Stuart <hg@hstuart.dk>
parents: 8312
diff changeset
   125
    tr.endgroup()
8073
e8a28556a0a8 strip: make repair.strip transactional to avoid repository corruption
Henrik Stuart <henrik.stuart@edlund.dk>
parents: 7361
diff changeset
   126
e8a28556a0a8 strip: make repair.strip transactional to avoid repository corruption
Henrik Stuart <henrik.stuart@edlund.dk>
parents: 7361
diff changeset
   127
    try:
e8a28556a0a8 strip: make repair.strip transactional to avoid repository corruption
Henrik Stuart <henrik.stuart@edlund.dk>
parents: 7361
diff changeset
   128
        for i in xrange(offset, len(tr.entries)):
e8a28556a0a8 strip: make repair.strip transactional to avoid repository corruption
Henrik Stuart <henrik.stuart@edlund.dk>
parents: 7361
diff changeset
   129
            file, troffset, ignore = tr.entries[i]
e8a28556a0a8 strip: make repair.strip transactional to avoid repository corruption
Henrik Stuart <henrik.stuart@edlund.dk>
parents: 7361
diff changeset
   130
            repo.sopener(file, 'a').truncate(troffset)
e8a28556a0a8 strip: make repair.strip transactional to avoid repository corruption
Henrik Stuart <henrik.stuart@edlund.dk>
parents: 7361
diff changeset
   131
        tr.close()
e8a28556a0a8 strip: make repair.strip transactional to avoid repository corruption
Henrik Stuart <henrik.stuart@edlund.dk>
parents: 7361
diff changeset
   132
    except:
e8a28556a0a8 strip: make repair.strip transactional to avoid repository corruption
Henrik Stuart <henrik.stuart@edlund.dk>
parents: 7361
diff changeset
   133
        tr.abort()
e8a28556a0a8 strip: make repair.strip transactional to avoid repository corruption
Henrik Stuart <henrik.stuart@edlund.dk>
parents: 7361
diff changeset
   134
        raise
4702
18e91c9def0c strip: move strip code to a new repair module
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
   135
5909
f45f7390c1c5 strip: calculate list of extra nodes to save and pass it to changegroupsubset
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5905
diff changeset
   136
    if saveheads or extranodes:
6953
63b5f4c73c98 i18n: mark strings for translation in Mercurial
Martin Geisler <mg@daimi.au.dk>
parents: 6750
diff changeset
   137
        ui.status(_("adding branch\n"))
5898
52cfe86ebe55 repair.py: don't import commands.py
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4702
diff changeset
   138
        f = open(chgrpfile, "rb")
52cfe86ebe55 repair.py: don't import commands.py
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4702
diff changeset
   139
        gen = changegroup.readbundle(f, chgrpfile)
5909
f45f7390c1c5 strip: calculate list of extra nodes to save and pass it to changegroupsubset
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 5905
diff changeset
   140
        repo.addchangegroup(gen, 'strip', 'bundle:' + chgrpfile, True)
5898
52cfe86ebe55 repair.py: don't import commands.py
Alexis S. L. Carvalho <alexis@cecm.usp.br>
parents: 4702
diff changeset
   141
        f.close()
4702
18e91c9def0c strip: move strip code to a new repair module
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
   142
        if backup != "strip":
18e91c9def0c strip: move strip code to a new repair module
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
   143
            os.unlink(chgrpfile)
18e91c9def0c strip: move strip code to a new repair module
Matt Mackall <mpm@selenic.com>
parents:
diff changeset
   144
9150
09a1ee498756 localrepo: add destroyed() method for strip/rollback to use (issue548).
Greg Ward <greg-hg@gerg.ca>
parents: 9125
diff changeset
   145
    repo.destroyed()