Mercurial > hg-stable
view hgext/narrow/narrowwirepeer.py @ 40076:ad8d8dc9be3f
narrow: move adding of narrow server capabilities to core
We use the experimental.narrow config option introduced in one of the previous
patch and move the functionality of adding narrow server capabilities to core.
Differential Revision: https://phab.mercurial-scm.org/D4891
author | Pulkit Goyal <pulkit@yandex-team.ru> |
---|---|
date | Fri, 05 Oct 2018 22:52:24 +0300 |
parents | f7011b44d205 |
children | 74558635dad5 |
line wrap: on
line source
# narrowwirepeer.py - passes narrow spec with unbundle command # # Copyright 2017 Google, Inc. # # This software may be used and distributed according to the terms of the # GNU General Public License version 2 or any later version. from __future__ import absolute_import from mercurial import ( bundle2, error, extensions, hg, match as matchmod, narrowspec, pycompat, wireprototypes, wireprotov1peer, wireprotov1server, ) def uisetup(): wireprotov1peer.wirepeer.narrow_widen = peernarrowwiden def reposetup(repo): def wirereposetup(ui, peer): def wrapped(orig, cmd, *args, **kwargs): if cmd == 'unbundle': # TODO: don't blindly add include/exclude wireproto # arguments to unbundle. include, exclude = repo.narrowpats kwargs[r"includepats"] = ','.join(include) kwargs[r"excludepats"] = ','.join(exclude) return orig(cmd, *args, **kwargs) extensions.wrapfunction(peer, '_calltwowaystream', wrapped) hg.wirepeersetupfuncs.append(wirereposetup) @wireprotov1server.wireprotocommand('narrow_widen', 'oldincludes oldexcludes' ' newincludes newexcludes' ' commonheads cgversion' ' known ellipses', permission='pull') def narrow_widen(repo, proto, oldincludes, oldexcludes, newincludes, newexcludes, commonheads, cgversion, known, ellipses): """wireprotocol command to send data when a narrow clone is widen. We will be sending a changegroup here. The current set of arguments which are required: oldincludes: the old includes of the narrow copy oldexcludes: the old excludes of the narrow copy newincludes: the new includes of the narrow copy newexcludes: the new excludes of the narrow copy commonheads: list of heads which are common between the server and client cgversion(maybe): the changegroup version to produce known: list of nodes which are known on the client (used in ellipses cases) ellipses: whether to send ellipses data or not """ try: oldincludes = wireprototypes.decodelist(oldincludes) newincludes = wireprototypes.decodelist(newincludes) oldexcludes = wireprototypes.decodelist(oldexcludes) newexcludes = wireprototypes.decodelist(newexcludes) # validate the patterns narrowspec.validatepatterns(set(oldincludes)) narrowspec.validatepatterns(set(newincludes)) narrowspec.validatepatterns(set(oldexcludes)) narrowspec.validatepatterns(set(newexcludes)) common = wireprototypes.decodelist(commonheads) known = None if known: known = wireprototypes.decodelist(known) if ellipses == '0': ellipses = False else: ellipses = bool(ellipses) cgversion = cgversion newmatch = narrowspec.match(repo.root, include=newincludes, exclude=newexcludes) oldmatch = narrowspec.match(repo.root, include=oldincludes, exclude=oldexcludes) diffmatch = matchmod.differencematcher(newmatch, oldmatch) bundler = bundle2.widen_bundle(repo, diffmatch, common, known, cgversion, ellipses) except error.Abort as exc: bundler = bundle2.bundle20(repo.ui) manargs = [('message', pycompat.bytestr(exc))] advargs = [] if exc.hint is not None: advargs.append(('hint', exc.hint)) bundler.addpart(bundle2.bundlepart('error:abort', manargs, advargs)) chunks = bundler.getchunks() return wireprototypes.streamres(gen=chunks) def peernarrowwiden(remote, **kwargs): for ch in ('oldincludes', 'newincludes', 'oldexcludes', 'newexcludes', 'commonheads', 'known'): kwargs[ch] = wireprototypes.encodelist(kwargs[ch]) kwargs['ellipses'] = '%i' % bool(kwargs['ellipses']) f = remote._callcompressable('narrow_widen', **kwargs) return bundle2.getunbundler(remote.ui, f)