Mercurial > hg
view hgext/largefiles/localstore.py @ 24118:76f6ae06ddf5
revlog: add "iscensored()" to revlog public API
The iscensored method will be used by the exchange layer to reject
nonconforming deltas involving censored revisions (and to produce
conforming deltas).
For background and broader design of the censorship feature, see:
http://mercurial.selenic.com/wiki/CensorPlan
author | Mike Edgar <adgar@google.com> |
---|---|
date | Fri, 23 Jan 2015 17:01:39 -0500 |
parents | 266b5fb72f26 |
children | c082a4756ed7 |
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# 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. '''store class for local filesystem''' from mercurial.i18n import _ import lfutil import basestore class localstore(basestore.basestore): '''localstore first attempts to grab files out of the store in the remote Mercurial repository. Failing that, it attempts to grab the files from the user cache.''' def __init__(self, ui, repo, remote): self.remote = remote.local() super(localstore, self).__init__(ui, repo, self.remote.url()) def put(self, source, hash): if lfutil.instore(self.remote, hash): return lfutil.link(source, lfutil.storepath(self.remote, hash)) def exists(self, hashes): retval = {} for hash in hashes: retval[hash] = lfutil.instore(self.remote, hash) return retval def _getfile(self, tmpfile, filename, hash): path = lfutil.findfile(self.remote, hash) if not path: raise basestore.StoreError(filename, hash, self.url, _("can't get file locally")) fd = open(path, 'rb') try: return lfutil.copyandhash(fd, tmpfile) finally: fd.close() def _verifyfile(self, cctx, cset, contents, standin, verified): filename = lfutil.splitstandin(standin) if not filename: return False fctx = cctx[standin] key = (filename, fctx.filenode()) if key in verified: return False expecthash = fctx.data()[0:40] storepath = lfutil.storepath(self.remote, expecthash) verified.add(key) if not lfutil.instore(self.remote, expecthash): self.ui.warn( _('changeset %s: %s references missing %s\n') % (cset, filename, storepath)) return True # failed if contents: actualhash = lfutil.hashfile(storepath) if actualhash != expecthash: self.ui.warn( _('changeset %s: %s references corrupted %s\n') % (cset, filename, storepath)) return True # failed return False