hgext/narrow/narrowchangegroup.py
author Gregory Szorc <gregory.szorc@gmail.com>
Wed, 01 Aug 2018 13:00:45 -0700
changeset 38783 e7aa113b14f7
parent 37340 8cf97e0e1730
child 38794 1d01cf0416a5
permissions -rw-r--r--
global: use pycompat.xrange() On Python 3, our module importer automatically rewrites xrange() to pycompat.xrange(). We want to move away from the custom importer on Python 3. This commit converts all instances of xrange() to use pycompat.xrange(). Differential Revision: https://phab.mercurial-scm.org/D4032
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
36079
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
     1
# narrowchangegroup.py - narrow clone changegroup creation and consumption
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
     2
#
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
     3
# Copyright 2017 Google, Inc.
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
     4
#
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
     5
# This software may be used and distributed according to the terms of the
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
     6
# GNU General Public License version 2 or any later version.
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
     7
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
     8
from __future__ import absolute_import
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
     9
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
    10
from mercurial.i18n import _
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
    11
from mercurial import (
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
    12
    changegroup,
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
    13
    error,
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
    14
    extensions,
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
    15
    manifest,
36467
2d82a24d0c78 narrow: consider both local and remote matchers in narrowchangegroup
Martin von Zweigbergk <martinvonz@google.com>
parents: 36465
diff changeset
    16
    match as matchmod,
36079
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
    17
    mdiff,
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
    18
    node,
38783
e7aa113b14f7 global: use pycompat.xrange()
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37340
diff changeset
    19
    pycompat,
36090
9445a3141501 narrow: move from ELLIPSIS_NODE_FLAG to revlog.REVIDX_ELLIPSIS
Augie Fackler <augie@google.com>
parents: 36088
diff changeset
    20
    revlog,
36079
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
    21
    util,
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
    22
)
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
    23
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
    24
def setup():
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
    25
36467
2d82a24d0c78 narrow: consider both local and remote matchers in narrowchangegroup
Martin von Zweigbergk <martinvonz@google.com>
parents: 36465
diff changeset
    26
    def _cgmatcher(cgpacker):
36472
d0d5eef57fb0 narrow: drop safehasattr() checks for always-present repo.narrowmatch
Martin von Zweigbergk <martinvonz@google.com>
parents: 36467
diff changeset
    27
        localmatcher = cgpacker._repo.narrowmatch()
36467
2d82a24d0c78 narrow: consider both local and remote matchers in narrowchangegroup
Martin von Zweigbergk <martinvonz@google.com>
parents: 36465
diff changeset
    28
        remotematcher = getattr(cgpacker, '_narrow_matcher', lambda: None)()
36472
d0d5eef57fb0 narrow: drop safehasattr() checks for always-present repo.narrowmatch
Martin von Zweigbergk <martinvonz@google.com>
parents: 36467
diff changeset
    29
        if remotematcher:
36467
2d82a24d0c78 narrow: consider both local and remote matchers in narrowchangegroup
Martin von Zweigbergk <martinvonz@google.com>
parents: 36465
diff changeset
    30
            return matchmod.intersectmatchers(localmatcher, remotematcher)
2d82a24d0c78 narrow: consider both local and remote matchers in narrowchangegroup
Martin von Zweigbergk <martinvonz@google.com>
parents: 36465
diff changeset
    31
        else:
36472
d0d5eef57fb0 narrow: drop safehasattr() checks for always-present repo.narrowmatch
Martin von Zweigbergk <martinvonz@google.com>
parents: 36467
diff changeset
    32
            return localmatcher
36467
2d82a24d0c78 narrow: consider both local and remote matchers in narrowchangegroup
Martin von Zweigbergk <martinvonz@google.com>
parents: 36465
diff changeset
    33
36079
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
    34
    def prune(orig, self, revlog, missing, commonrevs):
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
    35
        if isinstance(revlog, manifest.manifestrevlog):
36467
2d82a24d0c78 narrow: consider both local and remote matchers in narrowchangegroup
Martin von Zweigbergk <martinvonz@google.com>
parents: 36465
diff changeset
    36
            matcher = _cgmatcher(self)
2d82a24d0c78 narrow: consider both local and remote matchers in narrowchangegroup
Martin von Zweigbergk <martinvonz@google.com>
parents: 36465
diff changeset
    37
            if (matcher and
2d82a24d0c78 narrow: consider both local and remote matchers in narrowchangegroup
Martin von Zweigbergk <martinvonz@google.com>
parents: 36465
diff changeset
    38
                not matcher.visitdir(revlog._dir[:-1] or '.')):
36079
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
    39
                return []
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
    40
        return orig(self, revlog, missing, commonrevs)
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
    41
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
    42
    extensions.wrapfunction(changegroup.cg1packer, 'prune', prune)
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
    43
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
    44
    def generatefiles(orig, self, changedfiles, linknodes, commonrevs,
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
    45
                      source):
36467
2d82a24d0c78 narrow: consider both local and remote matchers in narrowchangegroup
Martin von Zweigbergk <martinvonz@google.com>
parents: 36465
diff changeset
    46
        matcher = _cgmatcher(self)
2d82a24d0c78 narrow: consider both local and remote matchers in narrowchangegroup
Martin von Zweigbergk <martinvonz@google.com>
parents: 36465
diff changeset
    47
        if matcher:
36491
149c5af35de5 py3: listify the return value of filter()
Pulkit Goyal <7895pulkit@gmail.com>
parents: 36472
diff changeset
    48
            changedfiles = list(filter(matcher, changedfiles))
36079
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
    49
        if getattr(self, 'is_shallow', False):
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
    50
            # See comment in generate() for why this sadness is a thing.
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
    51
            mfdicts = self._mfdicts
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
    52
            del self._mfdicts
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
    53
            # In a shallow clone, the linknodes callback needs to also include
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
    54
            # those file nodes that are in the manifests we sent but weren't
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
    55
            # introduced by those manifests.
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
    56
            commonctxs = [self._repo[c] for c in commonrevs]
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
    57
            oldlinknodes = linknodes
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
    58
            clrev = self._repo.changelog.rev
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
    59
            def linknodes(flog, fname):
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
    60
                for c in commonctxs:
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
    61
                    try:
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
    62
                        fnode = c.filenode(fname)
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
    63
                        self.clrev_to_localrev[c.rev()] = flog.rev(fnode)
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
    64
                    except error.ManifestLookupError:
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
    65
                        pass
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
    66
                links = oldlinknodes(flog, fname)
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
    67
                if len(links) != len(mfdicts):
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
    68
                    for mf, lr in mfdicts:
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
    69
                        fnode = mf.get(fname, None)
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
    70
                        if fnode in links:
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
    71
                            links[fnode] = min(links[fnode], lr, key=clrev)
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
    72
                        elif fnode:
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
    73
                            links[fnode] = lr
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
    74
                return links
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
    75
        return orig(self, changedfiles, linknodes, commonrevs, source)
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
    76
    extensions.wrapfunction(
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
    77
        changegroup.cg1packer, 'generatefiles', generatefiles)
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
    78
36090
9445a3141501 narrow: move from ELLIPSIS_NODE_FLAG to revlog.REVIDX_ELLIPSIS
Augie Fackler <augie@google.com>
parents: 36088
diff changeset
    79
    def ellipsisdata(packer, rev, revlog_, p1, p2, data, linknode):
9445a3141501 narrow: move from ELLIPSIS_NODE_FLAG to revlog.REVIDX_ELLIPSIS
Augie Fackler <augie@google.com>
parents: 36088
diff changeset
    80
        n = revlog_.node(rev)
9445a3141501 narrow: move from ELLIPSIS_NODE_FLAG to revlog.REVIDX_ELLIPSIS
Augie Fackler <augie@google.com>
parents: 36088
diff changeset
    81
        p1n, p2n = revlog_.node(p1), revlog_.node(p2)
9445a3141501 narrow: move from ELLIPSIS_NODE_FLAG to revlog.REVIDX_ELLIPSIS
Augie Fackler <augie@google.com>
parents: 36088
diff changeset
    82
        flags = revlog_.flags(rev)
9445a3141501 narrow: move from ELLIPSIS_NODE_FLAG to revlog.REVIDX_ELLIPSIS
Augie Fackler <augie@google.com>
parents: 36088
diff changeset
    83
        flags |= revlog.REVIDX_ELLIPSIS
36079
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
    84
        meta = packer.builddeltaheader(
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
    85
            n, p1n, p2n, node.nullid, linknode, flags)
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
    86
        # TODO: try and actually send deltas for ellipsis data blocks
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
    87
        diffheader = mdiff.trivialdiffheader(len(data))
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
    88
        l = len(meta) + len(diffheader) + len(data)
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
    89
        return ''.join((changegroup.chunkheader(l),
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
    90
                        meta,
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
    91
                        diffheader,
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
    92
                        data))
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
    93
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
    94
    def close(orig, self):
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
    95
        getattr(self, 'clrev_to_localrev', {}).clear()
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
    96
        if getattr(self, 'next_clrev_to_localrev', {}):
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
    97
            self.clrev_to_localrev = self.next_clrev_to_localrev
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
    98
            del self.next_clrev_to_localrev
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
    99
        self.changelog_done = True
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   100
        return orig(self)
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   101
    extensions.wrapfunction(changegroup.cg1packer, 'close', close)
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   102
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   103
    # In a perfect world, we'd generate better ellipsis-ified graphs
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   104
    # for non-changelog revlogs. In practice, we haven't started doing
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   105
    # that yet, so the resulting DAGs for the manifestlog and filelogs
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   106
    # are actually full of bogus parentage on all the ellipsis
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   107
    # nodes. This has the side effect that, while the contents are
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   108
    # correct, the individual DAGs might be completely out of whack in
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   109
    # a case like 882681bc3166 and its ancestors (back about 10
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   110
    # revisions or so) in the main hg repo.
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   111
    #
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   112
    # The one invariant we *know* holds is that the new (potentially
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   113
    # bogus) DAG shape will be valid if we order the nodes in the
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   114
    # order that they're introduced in dramatis personae by the
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   115
    # changelog, so what we do is we sort the non-changelog histories
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   116
    # by the order in which they are used by the changelog.
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   117
    def _sortgroup(orig, self, revlog, nodelist, lookup):
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   118
        if not util.safehasattr(self, 'full_nodes') or not self.clnode_to_rev:
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   119
            return orig(self, revlog, nodelist, lookup)
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   120
        key = lambda n: self.clnode_to_rev[lookup(n)]
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   121
        return [revlog.rev(n) for n in sorted(nodelist, key=key)]
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   122
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   123
    extensions.wrapfunction(changegroup.cg1packer, '_sortgroup', _sortgroup)
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   124
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   125
    def generate(orig, self, commonrevs, clnodes, fastpathlinkrev, source):
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   126
        '''yield a sequence of changegroup chunks (strings)'''
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   127
        # Note: other than delegating to orig, the only deviation in
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   128
        # logic from normal hg's generate is marked with BEGIN/END
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   129
        # NARROW HACK.
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   130
        if not util.safehasattr(self, 'full_nodes'):
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   131
            # not sending a narrow bundle
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   132
            for x in orig(self, commonrevs, clnodes, fastpathlinkrev, source):
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   133
                yield x
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   134
            return
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   135
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   136
        repo = self._repo
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   137
        cl = repo.changelog
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   138
        mfl = repo.manifestlog
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   139
        mfrevlog = mfl._revlog
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   140
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   141
        clrevorder = {}
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   142
        mfs = {} # needed manifests
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   143
        fnodes = {} # needed file nodes
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   144
        changedfiles = set()
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   145
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   146
        # Callback for the changelog, used to collect changed files and manifest
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   147
        # nodes.
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   148
        # Returns the linkrev node (identity in the changelog case).
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   149
        def lookupcl(x):
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   150
            c = cl.read(x)
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   151
            clrevorder[x] = len(clrevorder)
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   152
            # BEGIN NARROW HACK
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   153
            #
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   154
            # Only update mfs if x is going to be sent. Otherwise we
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   155
            # end up with bogus linkrevs specified for manifests and
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   156
            # we skip some manifest nodes that we should otherwise
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   157
            # have sent.
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   158
            if x in self.full_nodes or cl.rev(x) in self.precomputed_ellipsis:
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   159
                n = c[0]
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   160
                # record the first changeset introducing this manifest version
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   161
                mfs.setdefault(n, x)
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   162
                # Set this narrow-specific dict so we have the lowest manifest
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   163
                # revnum to look up for this cl revnum. (Part of mapping
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   164
                # changelog ellipsis parents to manifest ellipsis parents)
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   165
                self.next_clrev_to_localrev.setdefault(cl.rev(x),
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   166
                                                       mfrevlog.rev(n))
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   167
            # We can't trust the changed files list in the changeset if the
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   168
            # client requested a shallow clone.
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   169
            if self.is_shallow:
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   170
                changedfiles.update(mfl[c[0]].read().keys())
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   171
            else:
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   172
                changedfiles.update(c[3])
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   173
            # END NARROW HACK
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   174
            # Record a complete list of potentially-changed files in
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   175
            # this manifest.
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   176
            return x
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   177
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   178
        self._verbosenote(_('uncompressed size of bundle content:\n'))
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   179
        size = 0
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   180
        for chunk in self.group(clnodes, cl, lookupcl, units=_('changesets')):
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   181
            size += len(chunk)
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   182
            yield chunk
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   183
        self._verbosenote(_('%8.i (changelog)\n') % size)
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   184
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   185
        # We need to make sure that the linkrev in the changegroup refers to
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   186
        # the first changeset that introduced the manifest or file revision.
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   187
        # The fastpath is usually safer than the slowpath, because the filelogs
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   188
        # are walked in revlog order.
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   189
        #
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   190
        # When taking the slowpath with reorder=None and the manifest revlog
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   191
        # uses generaldelta, the manifest may be walked in the "wrong" order.
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   192
        # Without 'clrevorder', we would get an incorrect linkrev (see fix in
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   193
        # cc0ff93d0c0c).
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   194
        #
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   195
        # When taking the fastpath, we are only vulnerable to reordering
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   196
        # of the changelog itself. The changelog never uses generaldelta, so
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   197
        # it is only reordered when reorder=True. To handle this case, we
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   198
        # simply take the slowpath, which already has the 'clrevorder' logic.
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   199
        # This was also fixed in cc0ff93d0c0c.
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   200
        fastpathlinkrev = fastpathlinkrev and not self._reorder
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   201
        # Treemanifests don't work correctly with fastpathlinkrev
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   202
        # either, because we don't discover which directory nodes to
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   203
        # send along with files. This could probably be fixed.
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   204
        fastpathlinkrev = fastpathlinkrev and (
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   205
            'treemanifest' not in repo.requirements)
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   206
        # Shallow clones also don't work correctly with fastpathlinkrev
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   207
        # because file nodes may need to be sent for a manifest even if they
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   208
        # weren't introduced by that manifest.
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   209
        fastpathlinkrev = fastpathlinkrev and not self.is_shallow
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   210
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   211
        for chunk in self.generatemanifests(commonrevs, clrevorder,
36350
ff7a19ad7aa3 narrowchangegroup: remove backwards compatibility with old hg
Augie Fackler <augie@google.com>
parents: 36345
diff changeset
   212
                fastpathlinkrev, mfs, fnodes, source):
36079
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   213
            yield chunk
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   214
        # BEGIN NARROW HACK
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   215
        mfdicts = None
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   216
        if self.is_shallow:
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   217
            mfdicts = [(self._repo.manifestlog[n].read(), lr)
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   218
                       for (n, lr) in mfs.iteritems()]
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   219
        # END NARROW HACK
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   220
        mfs.clear()
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   221
        clrevs = set(cl.rev(x) for x in clnodes)
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   222
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   223
        if not fastpathlinkrev:
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   224
            def linknodes(unused, fname):
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   225
                return fnodes.get(fname, {})
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   226
        else:
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   227
            cln = cl.node
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   228
            def linknodes(filerevlog, fname):
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   229
                llr = filerevlog.linkrev
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   230
                fln = filerevlog.node
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   231
                revs = ((r, llr(r)) for r in filerevlog)
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   232
                return dict((fln(r), cln(lr)) for r, lr in revs if lr in clrevs)
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   233
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   234
        # BEGIN NARROW HACK
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   235
        #
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   236
        # We need to pass the mfdicts variable down into
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   237
        # generatefiles(), but more than one command might have
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   238
        # wrapped generatefiles so we can't modify the function
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   239
        # signature. Instead, we pass the data to ourselves using an
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   240
        # instance attribute. I'm sorry.
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   241
        self._mfdicts = mfdicts
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   242
        # END NARROW HACK
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   243
        for chunk in self.generatefiles(changedfiles, linknodes, commonrevs,
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   244
                                        source):
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   245
            yield chunk
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   246
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   247
        yield self.close()
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   248
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   249
        if clnodes:
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   250
            repo.hook('outgoing', node=node.hex(clnodes[0]), source=source)
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   251
    extensions.wrapfunction(changegroup.cg1packer, 'generate', generate)
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   252
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   253
    def revchunk(orig, self, revlog, rev, prev, linknode):
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   254
        if not util.safehasattr(self, 'full_nodes'):
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   255
            # not sending a narrow changegroup
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   256
            for x in orig(self, revlog, rev, prev, linknode):
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   257
                yield x
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   258
            return
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   259
        # build up some mapping information that's useful later. See
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   260
        # the local() nested function below.
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   261
        if not self.changelog_done:
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   262
            self.clnode_to_rev[linknode] = rev
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   263
            linkrev = rev
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   264
            self.clrev_to_localrev[linkrev] = rev
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   265
        else:
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   266
            linkrev = self.clnode_to_rev[linknode]
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   267
            self.clrev_to_localrev[linkrev] = rev
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   268
        # This is a node to send in full, because the changeset it
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   269
        # corresponds to was a full changeset.
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   270
        if linknode in self.full_nodes:
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   271
            for x in orig(self, revlog, rev, prev, linknode):
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   272
                yield x
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   273
            return
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   274
        # At this point, a node can either be one we should skip or an
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   275
        # ellipsis. If it's not an ellipsis, bail immediately.
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   276
        if linkrev not in self.precomputed_ellipsis:
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   277
            return
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   278
        linkparents = self.precomputed_ellipsis[linkrev]
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   279
        def local(clrev):
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   280
            """Turn a changelog revnum into a local revnum.
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   281
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   282
            The ellipsis dag is stored as revnums on the changelog,
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   283
            but when we're producing ellipsis entries for
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   284
            non-changelog revlogs, we need to turn those numbers into
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   285
            something local. This does that for us, and during the
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   286
            changelog sending phase will also expand the stored
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   287
            mappings as needed.
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   288
            """
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   289
            if clrev == node.nullrev:
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   290
                return node.nullrev
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   291
            if not self.changelog_done:
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   292
                # If we're doing the changelog, it's possible that we
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   293
                # have a parent that is already on the client, and we
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   294
                # need to store some extra mapping information so that
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   295
                # our contained ellipsis nodes will be able to resolve
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   296
                # their parents.
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   297
                if clrev not in self.clrev_to_localrev:
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   298
                    clnode = revlog.node(clrev)
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   299
                    self.clnode_to_rev[clnode] = clrev
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   300
                return clrev
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   301
            # Walk the ellipsis-ized changelog breadth-first looking for a
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   302
            # change that has been linked from the current revlog.
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   303
            #
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   304
            # For a flat manifest revlog only a single step should be necessary
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   305
            # as all relevant changelog entries are relevant to the flat
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   306
            # manifest.
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   307
            #
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   308
            # For a filelog or tree manifest dirlog however not every changelog
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   309
            # entry will have been relevant, so we need to skip some changelog
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   310
            # nodes even after ellipsis-izing.
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   311
            walk = [clrev]
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   312
            while walk:
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   313
                p = walk[0]
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   314
                walk = walk[1:]
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   315
                if p in self.clrev_to_localrev:
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   316
                    return self.clrev_to_localrev[p]
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   317
                elif p in self.full_nodes:
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   318
                    walk.extend([pp for pp in self._repo.changelog.parentrevs(p)
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   319
                                    if pp != node.nullrev])
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   320
                elif p in self.precomputed_ellipsis:
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   321
                    walk.extend([pp for pp in self.precomputed_ellipsis[p]
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   322
                                    if pp != node.nullrev])
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   323
                else:
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   324
                    # In this case, we've got an ellipsis with parents
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   325
                    # outside the current bundle (likely an
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   326
                    # incremental pull). We "know" that we can use the
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   327
                    # value of this same revlog at whatever revision
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   328
                    # is pointed to by linknode. "Know" is in scare
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   329
                    # quotes because I haven't done enough examination
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   330
                    # of edge cases to convince myself this is really
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   331
                    # a fact - it works for all the (admittedly
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   332
                    # thorough) cases in our testsuite, but I would be
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   333
                    # somewhat unsurprised to find a case in the wild
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   334
                    # where this breaks down a bit. That said, I don't
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   335
                    # know if it would hurt anything.
38783
e7aa113b14f7 global: use pycompat.xrange()
Gregory Szorc <gregory.szorc@gmail.com>
parents: 37340
diff changeset
   336
                    for i in pycompat.xrange(rev, 0, -1):
36079
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   337
                        if revlog.linkrev(i) == clrev:
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   338
                            return i
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   339
                    # We failed to resolve a parent for this node, so
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   340
                    # we crash the changegroup construction.
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   341
                    raise error.Abort(
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   342
                        'unable to resolve parent while packing %r %r'
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   343
                        ' for changeset %r' % (revlog.indexfile, rev, clrev))
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   344
            return node.nullrev
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   345
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   346
        if not linkparents or (
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   347
            revlog.parentrevs(rev) == (node.nullrev, node.nullrev)):
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   348
            p1, p2 = node.nullrev, node.nullrev
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   349
        elif len(linkparents) == 1:
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   350
            p1, = sorted(local(p) for p in linkparents)
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   351
            p2 = node.nullrev
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   352
        else:
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   353
            p1, p2 = sorted(local(p) for p in linkparents)
37340
8cf97e0e1730 narrow: pass node into revlog.revision()
Gregory Szorc <gregory.szorc@gmail.com>
parents: 36491
diff changeset
   354
        n = revlog.node(rev)
36079
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   355
        yield ellipsisdata(
37340
8cf97e0e1730 narrow: pass node into revlog.revision()
Gregory Szorc <gregory.szorc@gmail.com>
parents: 36491
diff changeset
   356
            self, rev, revlog, p1, p2, revlog.revision(n), linknode)
36079
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   357
    extensions.wrapfunction(changegroup.cg1packer, 'revchunk', revchunk)
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   358
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   359
    def deltaparent(orig, self, revlog, rev, p1, p2, prev):
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   360
        if util.safehasattr(self, 'full_nodes'):
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   361
            # TODO: send better deltas when in narrow mode.
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   362
            #
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   363
            # changegroup.group() loops over revisions to send,
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   364
            # including revisions we'll skip. What this means is that
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   365
            # `prev` will be a potentially useless delta base for all
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   366
            # ellipsis nodes, as the client likely won't have it. In
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   367
            # the future we should do bookkeeping about which nodes
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   368
            # have been sent to the client, and try to be
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   369
            # significantly smarter about delta bases. This is
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   370
            # slightly tricky because this same code has to work for
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   371
            # all revlogs, and we don't have the linkrev/linknode here.
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   372
            return p1
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   373
        return orig(self, revlog, rev, p1, p2, prev)
a2a6e724d61a narrow: import experimental extension from narrowhg revision cb51d673e9c5
Augie Fackler <augie@google.com>
parents:
diff changeset
   374
    extensions.wrapfunction(changegroup.cg2packer, 'deltaparent', deltaparent)