|
|
# Copyright 2009-2010 Gregory P. Ward
|
|
|
# Copyright 2009-2010 Intelerad Medical Systems Incorporated
|
|
|
# Copyright 2010-2011 Fog Creek Software
|
|
|
# Copyright 2010-2011 Unity Technologies
|
|
|
#
|
|
|
# This software may be used and distributed according to the terms of the
|
|
|
# GNU General Public License version 2 or any later version.
|
|
|
|
|
|
'''setup for largefiles repositories: reposetup'''
|
|
|
import copy
|
|
|
|
|
|
from mercurial import error, match as match_, error
|
|
|
from mercurial.i18n import _
|
|
|
from mercurial import scmutil, localrepo
|
|
|
|
|
|
import lfcommands
|
|
|
import lfutil
|
|
|
|
|
|
def reposetup(ui, repo):
|
|
|
# wire repositories should be given new wireproto functions
|
|
|
# by "proto.wirereposetup()" via "hg.wirepeersetupfuncs"
|
|
|
if not repo.local():
|
|
|
return
|
|
|
|
|
|
class lfilesrepo(repo.__class__):
|
|
|
# the mark to examine whether "repo" object enables largefiles or not
|
|
|
_largefilesenabled = True
|
|
|
|
|
|
lfstatus = False
|
|
|
def status_nolfiles(self, *args, **kwargs):
|
|
|
return super(lfilesrepo, self).status(*args, **kwargs)
|
|
|
|
|
|
# When lfstatus is set, return a context that gives the names
|
|
|
# of largefiles instead of their corresponding standins and
|
|
|
# identifies the largefiles as always binary, regardless of
|
|
|
# their actual contents.
|
|
|
def __getitem__(self, changeid):
|
|
|
ctx = super(lfilesrepo, self).__getitem__(changeid)
|
|
|
if self.lfstatus:
|
|
|
class lfilesctx(ctx.__class__):
|
|
|
def files(self):
|
|
|
filenames = super(lfilesctx, self).files()
|
|
|
return [lfutil.splitstandin(f) or f for f in filenames]
|
|
|
def manifest(self):
|
|
|
man1 = super(lfilesctx, self).manifest()
|
|
|
class lfilesmanifest(man1.__class__):
|
|
|
def __contains__(self, filename):
|
|
|
orig = super(lfilesmanifest, self).__contains__
|
|
|
return (orig(filename) or
|
|
|
orig(lfutil.standin(filename)))
|
|
|
man1.__class__ = lfilesmanifest
|
|
|
return man1
|
|
|
def filectx(self, path, fileid=None, filelog=None):
|
|
|
orig = super(lfilesctx, self).filectx
|
|
|
try:
|
|
|
if filelog is not None:
|
|
|
result = orig(path, fileid, filelog)
|
|
|
else:
|
|
|
result = orig(path, fileid)
|
|
|
except error.LookupError:
|
|
|
# Adding a null character will cause Mercurial to
|
|
|
# identify this as a binary file.
|
|
|
if filelog is not None:
|
|
|
result = orig(lfutil.standin(path), fileid,
|
|
|
filelog)
|
|
|
else:
|
|
|
result = orig(lfutil.standin(path), fileid)
|
|
|
olddata = result.data
|
|
|
result.data = lambda: olddata() + '\0'
|
|
|
return result
|
|
|
ctx.__class__ = lfilesctx
|
|
|
return ctx
|
|
|
|
|
|
# Figure out the status of big files and insert them into the
|
|
|
# appropriate list in the result. Also removes standin files
|
|
|
# from the listing. Revert to the original status if
|
|
|
# self.lfstatus is False.
|
|
|
# XXX large file status is buggy when used on repo proxy.
|
|
|
# XXX this needs to be investigated.
|
|
|
@localrepo.unfilteredmethod
|
|
|
def status(self, node1='.', node2=None, match=None, ignored=False,
|
|
|
clean=False, unknown=False, listsubrepos=False):
|
|
|
listignored, listclean, listunknown = ignored, clean, unknown
|
|
|
orig = super(lfilesrepo, self).status
|
|
|
if not self.lfstatus:
|
|
|
return orig(node1, node2, match, listignored, listclean,
|
|
|
listunknown, listsubrepos)
|
|
|
|
|
|
# some calls in this function rely on the old version of status
|
|
|
self.lfstatus = False
|
|
|
ctx1 = self[node1]
|
|
|
ctx2 = self[node2]
|
|
|
working = ctx2.rev() is None
|
|
|
parentworking = working and ctx1 == self['.']
|
|
|
|
|
|
if match is None:
|
|
|
match = match_.always(self.root, self.getcwd())
|
|
|
|
|
|
wlock = None
|
|
|
try:
|
|
|
try:
|
|
|
# updating the dirstate is optional
|
|
|
# so we don't wait on the lock
|
|
|
wlock = self.wlock(False)
|
|
|
except error.LockError:
|
|
|
pass
|
|
|
|
|
|
# First check if paths or patterns were specified on the
|
|
|
# command line. If there were, and they don't match any
|
|
|
# largefiles, we should just bail here and let super
|
|
|
# handle it -- thus gaining a big performance boost.
|
|
|
lfdirstate = lfutil.openlfdirstate(ui, self)
|
|
|
if not match.always():
|
|
|
for f in lfdirstate:
|
|
|
if match(f):
|
|
|
break
|
|
|
else:
|
|
|
return orig(node1, node2, match, listignored, listclean,
|
|
|
listunknown, listsubrepos)
|
|
|
|
|
|
# Create a copy of match that matches standins instead
|
|
|
# of largefiles.
|
|
|
def tostandins(files):
|
|
|
if not working:
|
|
|
return files
|
|
|
newfiles = []
|
|
|
dirstate = self.dirstate
|
|
|
for f in files:
|
|
|
sf = lfutil.standin(f)
|
|
|
if sf in dirstate:
|
|
|
newfiles.append(sf)
|
|
|
elif sf in dirstate.dirs():
|
|
|
# Directory entries could be regular or
|
|
|
# standin, check both
|
|
|
newfiles.extend((f, sf))
|
|
|
else:
|
|
|
newfiles.append(f)
|
|
|
return newfiles
|
|
|
|
|
|
m = copy.copy(match)
|
|
|
m._files = tostandins(m._files)
|
|
|
|
|
|
result = orig(node1, node2, m, ignored, clean, unknown,
|
|
|
listsubrepos)
|
|
|
if working:
|
|
|
|
|
|
def sfindirstate(f):
|
|
|
sf = lfutil.standin(f)
|
|
|
dirstate = self.dirstate
|
|
|
return sf in dirstate or sf in dirstate.dirs()
|
|
|
|
|
|
match._files = [f for f in match._files
|
|
|
if sfindirstate(f)]
|
|
|
# Don't waste time getting the ignored and unknown
|
|
|
# files from lfdirstate
|
|
|
unsure, s = lfdirstate.status(match, [], False, listclean,
|
|
|
False)
|
|
|
(modified, added, removed, clean) = (s.modified, s.added,
|
|
|
s.removed, s.clean)
|
|
|
if parentworking:
|
|
|
for lfile in unsure:
|
|
|
standin = lfutil.standin(lfile)
|
|
|
if standin not in ctx1:
|
|
|
# from second parent
|
|
|
modified.append(lfile)
|
|
|
elif ctx1[standin].data().strip() \
|
|
|
!= lfutil.hashfile(self.wjoin(lfile)):
|
|
|
modified.append(lfile)
|
|
|
else:
|
|
|
if listclean:
|
|
|
clean.append(lfile)
|
|
|
lfdirstate.normal(lfile)
|
|
|
else:
|
|
|
tocheck = unsure + modified + added + clean
|
|
|
modified, added, clean = [], [], []
|
|
|
checkexec = self.dirstate._checkexec
|
|
|
|
|
|
for lfile in tocheck:
|
|
|
standin = lfutil.standin(lfile)
|
|
|
if standin in ctx1:
|
|
|
abslfile = self.wjoin(lfile)
|
|
|
if ((ctx1[standin].data().strip() !=
|
|
|
lfutil.hashfile(abslfile)) or
|
|
|
(checkexec and
|
|
|
('x' in ctx1.flags(standin)) !=
|
|
|
bool(lfutil.getexecutable(abslfile)))):
|
|
|
modified.append(lfile)
|
|
|
elif listclean:
|
|
|
clean.append(lfile)
|
|
|
else:
|
|
|
added.append(lfile)
|
|
|
|
|
|
# at this point, 'removed' contains largefiles
|
|
|
# marked as 'R' in the working context.
|
|
|
# then, largefiles not managed also in the target
|
|
|
# context should be excluded from 'removed'.
|
|
|
removed = [lfile for lfile in removed
|
|
|
if lfutil.standin(lfile) in ctx1]
|
|
|
|
|
|
# Standins no longer found in lfdirstate has been
|
|
|
# removed
|
|
|
for standin in ctx1.walk(lfutil.getstandinmatcher(self)):
|
|
|
lfile = lfutil.splitstandin(standin)
|
|
|
if not match(lfile):
|
|
|
continue
|
|
|
if lfile not in lfdirstate:
|
|
|
removed.append(lfile)
|
|
|
|
|
|
# Filter result lists
|
|
|
result = list(result)
|
|
|
|
|
|
# Largefiles are not really removed when they're
|
|
|
# still in the normal dirstate. Likewise, normal
|
|
|
# files are not really removed if they are still in
|
|
|
# lfdirstate. This happens in merges where files
|
|
|
# change type.
|
|
|
removed = [f for f in removed
|
|
|
if f not in self.dirstate]
|
|
|
result[2] = [f for f in result[2]
|
|
|
if f not in lfdirstate]
|
|
|
|
|
|
lfiles = set(lfdirstate._map)
|
|
|
# Unknown files
|
|
|
result[4] = set(result[4]).difference(lfiles)
|
|
|
# Ignored files
|
|
|
result[5] = set(result[5]).difference(lfiles)
|
|
|
# combine normal files and largefiles
|
|
|
normals = [[fn for fn in filelist
|
|
|
if not lfutil.isstandin(fn)]
|
|
|
for filelist in result]
|
|
|
lfstatus = (modified, added, removed, s.deleted, [], [],
|
|
|
clean)
|
|
|
result = [sorted(list1 + list2)
|
|
|
for (list1, list2) in zip(normals, lfstatus)]
|
|
|
else: # not against working directory
|
|
|
result = [[lfutil.splitstandin(f) or f for f in items]
|
|
|
for items in result]
|
|
|
|
|
|
if wlock:
|
|
|
lfdirstate.write()
|
|
|
|
|
|
finally:
|
|
|
if wlock:
|
|
|
wlock.release()
|
|
|
|
|
|
self.lfstatus = True
|
|
|
return scmutil.status(*result)
|
|
|
|
|
|
def commitctx(self, ctx, *args, **kwargs):
|
|
|
node = super(lfilesrepo, self).commitctx(ctx, *args, **kwargs)
|
|
|
class lfilesctx(ctx.__class__):
|
|
|
def markcommitted(self, node):
|
|
|
orig = super(lfilesctx, self).markcommitted
|
|
|
return lfutil.markcommitted(orig, self, node)
|
|
|
ctx.__class__ = lfilesctx
|
|
|
return node
|
|
|
|
|
|
# Before commit, largefile standins have not had their
|
|
|
# contents updated to reflect the hash of their largefile.
|
|
|
# Do that here.
|
|
|
def commit(self, text="", user=None, date=None, match=None,
|
|
|
force=False, editor=False, extra={}):
|
|
|
orig = super(lfilesrepo, self).commit
|
|
|
|
|
|
with self.wlock():
|
|
|
lfcommithook = self._lfcommithooks[-1]
|
|
|
match = lfcommithook(self, match)
|
|
|
result = orig(text=text, user=user, date=date, match=match,
|
|
|
force=force, editor=editor, extra=extra)
|
|
|
return result
|
|
|
|
|
|
def push(self, remote, force=False, revs=None, newbranch=False):
|
|
|
if remote.local():
|
|
|
missing = set(self.requirements) - remote.local().supported
|
|
|
if missing:
|
|
|
msg = _("required features are not"
|
|
|
" supported in the destination:"
|
|
|
" %s") % (', '.join(sorted(missing)))
|
|
|
raise error.Abort(msg)
|
|
|
return super(lfilesrepo, self).push(remote, force=force, revs=revs,
|
|
|
newbranch=newbranch)
|
|
|
|
|
|
# TODO: _subdirlfs should be moved into "lfutil.py", because
|
|
|
# it is referred only from "lfutil.updatestandinsbymatch"
|
|
|
def _subdirlfs(self, files, lfiles):
|
|
|
'''
|
|
|
Adjust matched file list
|
|
|
If we pass a directory to commit whose only committable files
|
|
|
are largefiles, the core commit code aborts before finding
|
|
|
the largefiles.
|
|
|
So we do the following:
|
|
|
For directories that only have largefiles as matches,
|
|
|
we explicitly add the largefiles to the match list and remove
|
|
|
the directory.
|
|
|
In other cases, we leave the match list unmodified.
|
|
|
'''
|
|
|
actualfiles = []
|
|
|
dirs = []
|
|
|
regulars = []
|
|
|
|
|
|
for f in files:
|
|
|
if lfutil.isstandin(f + '/'):
|
|
|
raise error.Abort(
|
|
|
_('file "%s" is a largefile standin') % f,
|
|
|
hint=('commit the largefile itself instead'))
|
|
|
# Scan directories
|
|
|
if self.wvfs.isdir(f):
|
|
|
dirs.append(f)
|
|
|
else:
|
|
|
regulars.append(f)
|
|
|
|
|
|
for f in dirs:
|
|
|
matcheddir = False
|
|
|
d = self.dirstate.normalize(f) + '/'
|
|
|
# Check for matched normal files
|
|
|
for mf in regulars:
|
|
|
if self.dirstate.normalize(mf).startswith(d):
|
|
|
actualfiles.append(f)
|
|
|
matcheddir = True
|
|
|
break
|
|
|
if not matcheddir:
|
|
|
# If no normal match, manually append
|
|
|
# any matching largefiles
|
|
|
for lf in lfiles:
|
|
|
if self.dirstate.normalize(lf).startswith(d):
|
|
|
actualfiles.append(lf)
|
|
|
if not matcheddir:
|
|
|
# There may still be normal files in the dir, so
|
|
|
# add a directory to the list, which
|
|
|
# forces status/dirstate to walk all files and
|
|
|
# call the match function on the matcher, even
|
|
|
# on case sensitive filesystems.
|
|
|
actualfiles.append('.')
|
|
|
matcheddir = True
|
|
|
# Nothing in dir, so readd it
|
|
|
# and let commit reject it
|
|
|
if not matcheddir:
|
|
|
actualfiles.append(f)
|
|
|
|
|
|
# Always add normal files
|
|
|
actualfiles += regulars
|
|
|
return actualfiles
|
|
|
|
|
|
repo.__class__ = lfilesrepo
|
|
|
|
|
|
# stack of hooks being executed before committing.
|
|
|
# only last element ("_lfcommithooks[-1]") is used for each committing.
|
|
|
repo._lfcommithooks = [lfutil.updatestandinsbymatch]
|
|
|
|
|
|
# Stack of status writer functions taking "*msg, **opts" arguments
|
|
|
# like "ui.status()". Only last element ("_lfstatuswriters[-1]")
|
|
|
# is used to write status out.
|
|
|
repo._lfstatuswriters = [ui.status]
|
|
|
|
|
|
def prepushoutgoinghook(pushop):
|
|
|
"""Push largefiles for pushop before pushing revisions."""
|
|
|
lfrevs = pushop.lfrevs
|
|
|
if lfrevs is None:
|
|
|
lfrevs = pushop.outgoing.missing
|
|
|
if lfrevs:
|
|
|
toupload = set()
|
|
|
addfunc = lambda fn, lfhash: toupload.add(lfhash)
|
|
|
lfutil.getlfilestoupload(pushop.repo, lfrevs,
|
|
|
addfunc)
|
|
|
lfcommands.uploadlfiles(ui, pushop.repo, pushop.remote, toupload)
|
|
|
repo.prepushoutgoinghooks.add("largefiles", prepushoutgoinghook)
|
|
|
|
|
|
def checkrequireslfiles(ui, repo, **kwargs):
|
|
|
if 'largefiles' not in repo.requirements and any(
|
|
|
lfutil.shortname+'/' in f[0] for f in repo.store.datafiles()):
|
|
|
repo.requirements.add('largefiles')
|
|
|
repo._writerequirements()
|
|
|
|
|
|
ui.setconfig('hooks', 'changegroup.lfiles', checkrequireslfiles,
|
|
|
'largefiles')
|
|
|
ui.setconfig('hooks', 'commit.lfiles', checkrequireslfiles, 'largefiles')
|
|
|
|
