Esempio n. 1
0
def bundle2scratchbranch(op, part):
    '''unbundle a bundle2 part containing a changegroup to store'''

    bundler = bundle2.bundle20(op.repo.ui)
    cgversion = part.params.get(b'cgversion', b'01')
    cgpart = bundle2.bundlepart(b'changegroup', data=part.read())
    cgpart.addparam(b'version', cgversion)
    bundler.addpart(cgpart)
    buf = util.chunkbuffer(bundler.getchunks())

    fd, bundlefile = pycompat.mkstemp()
    try:
        try:
            fp = os.fdopen(fd, 'wb')
            fp.write(buf.read())
        finally:
            fp.close()
        storebundle(op, part.params, bundlefile)
    finally:
        try:
            os.unlink(bundlefile)
        except OSError as e:
            if e.errno != errno.ENOENT:
                raise

    return 1
Esempio n. 2
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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
    """

    preferuncompressed = False
    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)

        bundler = bundle2.widen_bundle(repo, oldmatch, newmatch, 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))
        preferuncompressed = True

    chunks = bundler.getchunks()
    return wireprototypes.streamres(gen=chunks,
                                    prefer_uncompressed=preferuncompressed)
Esempio n. 3
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def storetobundlestore(orig, repo, op, unbundler):
    """stores the incoming bundle coming from push command to the bundlestore
    instead of applying on the revlogs"""

    repo.ui.status(_(b"storing changesets on the bundlestore\n"))
    bundler = bundle2.bundle20(repo.ui)

    # processing each part and storing it in bundler
    with bundle2.partiterator(repo, op, unbundler) as parts:
        for part in parts:
            bundlepart = None
            if part.type == b'replycaps':
                # This configures the current operation to allow reply parts.
                bundle2._processpart(op, part)
            else:
                bundlepart = bundle2.bundlepart(part.type, data=part.read())
                for key, value in pycompat.iteritems(part.params):
                    bundlepart.addparam(key, value)

                # Certain parts require a response
                if part.type in (b'pushkey', b'changegroup'):
                    if op.reply is not None:
                        rpart = op.reply.newpart(b'reply:%s' % part.type)
                        rpart.addparam(
                            b'in-reply-to', b'%d' % part.id, mandatory=False
                        )
                        rpart.addparam(b'return', b'1', mandatory=False)

            op.records.add(
                part.type,
                {
                    b'return': 1,
                },
            )
            if bundlepart:
                bundler.addpart(bundlepart)

    # storing the bundle in the bundlestore
    buf = util.chunkbuffer(bundler.getchunks())
    fd, bundlefile = pycompat.mkstemp()
    try:
        try:
            fp = os.fdopen(fd, 'wb')
            fp.write(buf.read())
        finally:
            fp.close()
        storebundle(op, {}, bundlefile)
    finally:
        try:
            os.unlink(bundlefile)
        except Exception:
            # we would rather see the original exception
            pass
Esempio n. 4
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def processparts(orig, repo, op, unbundler):

    # make sure we don't wrap processparts in case of `hg unbundle`
    if op.source == 'unbundle':
        return orig(repo, op, unbundler)

    # this server routes each push to bundle store
    if repo.ui.configbool('infinitepush', 'pushtobundlestore'):
        return storetobundlestore(orig, repo, op, unbundler)

    if unbundler.params.get('infinitepush') != 'True':
        return orig(repo, op, unbundler)

    handleallparts = repo.ui.configbool('infinitepush', 'storeallparts')

    bundler = bundle2.bundle20(repo.ui)
    cgparams = None
    with bundle2.partiterator(repo, op, unbundler) as parts:
        for part in parts:
            bundlepart = None
            if part.type == 'replycaps':
                # This configures the current operation to allow reply parts.
                bundle2._processpart(op, part)
            elif part.type == bundleparts.scratchbranchparttype:
                # Scratch branch parts need to be converted to normal
                # changegroup parts, and the extra parameters stored for later
                # when we upload to the store. Eventually those parameters will
                # be put on the actual bundle instead of this part, then we can
                # send a vanilla changegroup instead of the scratchbranch part.
                cgversion = part.params.get('cgversion', '01')
                bundlepart = bundle2.bundlepart('changegroup',
                                                data=part.read())
                bundlepart.addparam('version', cgversion)
                cgparams = part.params

                # If we're not dumping all parts into the new bundle, we need to
                # alert the future pushkey and phase-heads handler to skip
                # the part.
                if not handleallparts:
                    op.records.add(scratchbranchparttype + '_skippushkey',
                                   True)
                    op.records.add(scratchbranchparttype + '_skipphaseheads',
                                   True)
            else:
                if handleallparts:
                    # Ideally we would not process any parts, and instead just
                    # forward them to the bundle for storage, but since this
                    # differs from previous behavior, we need to put it behind a
                    # config flag for incremental rollout.
                    bundlepart = bundle2.bundlepart(part.type,
                                                    data=part.read())
                    for key, value in part.params.iteritems():
                        bundlepart.addparam(key, value)

                    # Certain parts require a response
                    if part.type == 'pushkey':
                        if op.reply is not None:
                            rpart = op.reply.newpart('reply:pushkey')
                            rpart.addparam('in-reply-to',
                                           str(part.id),
                                           mandatory=False)
                            rpart.addparam('return', '1', mandatory=False)
                else:
                    bundle2._processpart(op, part)

            if handleallparts:
                op.records.add(part.type, {
                    'return': 1,
                })
            if bundlepart:
                bundler.addpart(bundlepart)

    # If commits were sent, store them
    if cgparams:
        buf = util.chunkbuffer(bundler.getchunks())
        fd, bundlefile = tempfile.mkstemp()
        try:
            try:
                fp = os.fdopen(fd, r'wb')
                fp.write(buf.read())
            finally:
                fp.close()
            storebundle(op, cgparams, bundlefile)
        finally:
            try:
                os.unlink(bundlefile)
            except Exception:
                # we would rather see the original exception
                pass