Mercurial > hg
view hgext/largefiles/localstore.py @ 44413:4cabeea6d214
hgext: start building a library for simple hooks
Many workflows depend on hooks to enforce certain policies, e.g. to
prevent forced pushes. The Mercurial Guide includes some cases and
Google can help finding others, but it can save users a lot of time
if hg itself has a couple of examples for further customization.
Differential Revision: https://phab.mercurial-scm.org/D6825
author | Joerg Sonnenberger <joerg@bec.de> |
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date | Sat, 07 Sep 2019 14:50:39 +0200 |
parents | eef9a2d67051 |
children | 89a2afe31e82 |
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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 __future__ import absolute_import from mercurial.i18n import _ from mercurial.pycompat import open from mercurial import util from . import ( basestore, lfutil, ) 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, _(b"can't get file locally") ) with open(path, b'rb') as fd: return lfutil.copyandhash(util.filechunkiter(fd), tmpfile) def _verifyfiles(self, contents, filestocheck): failed = False for cset, filename, expectedhash in filestocheck: storepath, exists = lfutil.findstorepath(self.repo, expectedhash) if not exists: storepath, exists = lfutil.findstorepath( self.remote, expectedhash ) if not exists: self.ui.warn( _(b'changeset %s: %s references missing %s\n') % (cset, filename, storepath) ) failed = True elif contents: actualhash = lfutil.hashfile(storepath) if actualhash != expectedhash: self.ui.warn( _(b'changeset %s: %s references corrupted %s\n') % (cset, filename, storepath) ) failed = True return failed