diff --git a/mercurial/help/internals/wireprotocolv2.txt b/mercurial/help/internals/wireprotocolv2.txt --- a/mercurial/help/internals/wireprotocolv2.txt +++ b/mercurial/help/internals/wireprotocolv2.txt @@ -116,6 +116,9 @@ parents Parent revisions. + phase + The phase state of a revision. + revision The raw, revision data for the changelog entry. The hash of this data will match the revision's node value. @@ -129,7 +132,8 @@ totalitems (unsigned integer) Total number of changelog revisions whose data is being - transferred. + transferred. This maps to the set of revisions in the requested node + range, not the total number of records that follow (see below for why). Following the map header is a series of 0 or more CBOR values. If values are present, the first value will always be a map describing a single changeset @@ -147,6 +151,11 @@ (array of bytestrings) The nodes representing the parent revisions of this revision. Only present if ``parents`` data is being requested. +phase (optional) + (bytestring) The phase that a revision is in. Recognized values are + ``secret``, ``draft``, and ``public``. Only present if ``phase`` data + is being requested. + revisionsize (optional) (unsigned integer) Indicates the size of raw revision data that follows this map. The following data contains a serialized form of the changeset data, @@ -163,10 +172,19 @@ Nodes from ``nodes`` are emitted before nodes from ``noderange``. +The set of changeset revisions emitted may not match the exact set of +changesets requested. Furthermore, the set of keys present on each +map may vary. This is to facilitate emitting changeset updates as well +as new revisions. + +For example, if the request wants ``phase`` and ``revision`` data, +the response may contain entries for each changeset in the common nodes +set with the ``phase`` key and without the ``revision`` key in order +to reflect a phase-only update. + TODO support different revision selection mechanisms (e.g. non-public, specific revisions) TODO support different hash "namespaces" for revisions (e.g. sha-1 versus other) -TODO support emitting phases data TODO support emitting bookmarks data TODO support emitting obsolescence data TODO support filtering based on relevant paths (narrow clone) diff --git a/mercurial/wireprotov2server.py b/mercurial/wireprotov2server.py --- a/mercurial/wireprotov2server.py +++ b/mercurial/wireprotov2server.py @@ -511,6 +511,7 @@ # list. seen.clear() + publishing = repo.publishing() if outgoing: repo.hook('preoutgoing', throw=True, source='serve') @@ -519,6 +520,19 @@ b'totalitems': len(outgoing), } + # The phases of nodes already transferred to the client may have changed + # since the client last requested data. We send phase-only records + # for these revisions, if requested. + if b'phase' in fields and noderange is not None: + # TODO skip nodes whose phase will be reflected by a node in the + # outgoing set. This is purely an optimization to reduce data + # size. + for node in noderange[0]: + yield { + b'node': node, + b'phase': b'public' if publishing else repo[node].phasestr() + } + # It is already topologically sorted by revision number. for node in outgoing: d = { @@ -528,6 +542,13 @@ if b'parents' in fields: d[b'parents'] = cl.parents(node) + if b'phase' in fields: + if publishing: + d[b'phase'] = b'public' + else: + ctx = repo[node] + d[b'phase'] = ctx.phasestr() + revisiondata = None if b'revision' in fields: diff --git a/tests/test-wireproto-command-changesetdata.t b/tests/test-wireproto-command-changesetdata.t --- a/tests/test-wireproto-command-changesetdata.t +++ b/tests/test-wireproto-command-changesetdata.t @@ -3,6 +3,10 @@ $ hg init server $ enablehttpv2 server $ cd server + $ cat >> .hg/hgrc << EOF + > [phases] + > publish = false + > EOF $ echo a0 > a $ echo b0 > b @@ -13,6 +17,7 @@ $ hg commit -m 'commit 1' $ echo b2 > b $ hg commit -m 'commit 2' + $ hg phase --public -r . $ hg -q up -r 0 $ echo a2 > a @@ -365,6 +370,57 @@ } ] +Phase data is transferred upon request + + $ sendhttpv2peer << EOF + > command changesetdata + > fields eval:[b'phase'] + > nodes eval:[b'\x0b\xb8\xad\x89\x4a\x15\xb1\x53\x80\xb2\xa2\xa5\xb1\x83\xe2\x0f\x2a\x4b\x28\xdd'] + > EOF + creating http peer for wire protocol version 2 + sending changesetdata command + s> POST /api/exp-http-v2-0001/ro/changesetdata HTTP/1.1\r\n + s> Accept-Encoding: identity\r\n + s> accept: application/mercurial-exp-framing-0005\r\n + s> content-type: application/mercurial-exp-framing-0005\r\n + s> content-length: 76\r\n + s> host: $LOCALIP:$HGPORT\r\n (glob) + s> user-agent: Mercurial debugwireproto\r\n + s> \r\n + s> D\x00\x00\x01\x00\x01\x01\x11\xa2Dargs\xa2Ffields\x81EphaseEnodes\x81T\x0b\xb8\xad\x89J\x15\xb1S\x80\xb2\xa2\xa5\xb1\x83\xe2\x0f*K(\xddDnameMchangesetdata + s> makefile('rb', None) + s> HTTP/1.1 200 OK\r\n + s> Server: testing stub value\r\n + s> Date: $HTTP_DATE$\r\n + s> Content-Type: application/mercurial-exp-framing-0005\r\n + s> Transfer-Encoding: chunked\r\n + s> \r\n + s> 13\r\n + s> \x0b\x00\x00\x01\x00\x02\x011 + s> \xa1FstatusBok + s> \r\n + received frame(size=11; request=1; stream=2; streamflags=stream-begin; type=command-response; flags=continuation) + s> 3d\r\n + s> 5\x00\x00\x01\x00\x02\x001 + s> \xa1Jtotalitems\x01\xa2DnodeT\x0b\xb8\xad\x89J\x15\xb1S\x80\xb2\xa2\xa5\xb1\x83\xe2\x0f*K(\xddEphaseFpublic + s> \r\n + received frame(size=53; request=1; stream=2; streamflags=; type=command-response; flags=continuation) + s> 8\r\n + s> \x00\x00\x00\x01\x00\x02\x002 + s> \r\n + s> 0\r\n + s> \r\n + received frame(size=0; request=1; stream=2; streamflags=; type=command-response; flags=eos) + response: gen[ + { + b'totalitems': 1 + }, + { + b'node': b'\x0b\xb8\xad\x89J\x15\xb1S\x80\xb2\xa2\xa5\xb1\x83\xe2\x0f*K(\xdd', + b'phase': b'public' + } + ] + Revision data is transferred upon request $ sendhttpv2peer << EOF @@ -483,4 +539,101 @@ b'1b74476799ec8318045db759b1b4bcc9b839d0aa\ntest\n0 0\na\n\ncommit 3' ] +Base nodes have just their metadata (e.g. phase) transferred + + $ sendhttpv2peer << EOF + > command changesetdata + > fields eval:[b'phase', b'parents', b'revision'] + > noderange eval:[[b'\x33\x90\xef\x85\x00\x73\xfb\xc2\xf0\xdf\xff\x22\x44\x34\x2c\x8e\x92\x29\x01\x3a'], [b'\x0b\xb8\xad\x89\x4a\x15\xb1\x53\x80\xb2\xa2\xa5\xb1\x83\xe2\x0f\x2a\x4b\x28\xdd', b'\xea\xe5\xf8\x2c\x2e\x62\x23\x68\xd2\x7d\xae\xcb\x76\xb7\xe3\x93\xd0\xf2\x42\x11']] + > EOF + creating http peer for wire protocol version 2 + sending changesetdata command + s> POST /api/exp-http-v2-0001/ro/changesetdata HTTP/1.1\r\n + s> Accept-Encoding: identity\r\n + s> accept: application/mercurial-exp-framing-0005\r\n + s> content-type: application/mercurial-exp-framing-0005\r\n + s> content-length: 141\r\n + s> host: $LOCALIP:$HGPORT\r\n (glob) + s> user-agent: Mercurial debugwireproto\r\n + s> \r\n + s> \x85\x00\x00\x01\x00\x01\x01\x11\xa2Dargs\xa2Ffields\x83EphaseGparentsHrevisionInoderange\x82\x81T3\x90\xef\x85\x00s\xfb\xc2\xf0\xdf\xff"D4,\x8e\x92)\x01:\x82T\x0b\xb8\xad\x89J\x15\xb1S\x80\xb2\xa2\xa5\xb1\x83\xe2\x0f*K(\xddT\xea\xe5\xf8,.b#h\xd2}\xae\xcbv\xb7\xe3\x93\xd0\xf2B\x11DnameMchangesetdata + s> makefile('rb', None) + s> HTTP/1.1 200 OK\r\n + s> Server: testing stub value\r\n + s> Date: $HTTP_DATE$\r\n + s> Content-Type: application/mercurial-exp-framing-0005\r\n + s> Transfer-Encoding: chunked\r\n + s> \r\n + s> 13\r\n + s> \x0b\x00\x00\x01\x00\x02\x011 + s> \xa1FstatusBok + s> \r\n + received frame(size=11; request=1; stream=2; streamflags=stream-begin; type=command-response; flags=continuation) + s> 239\r\n + s> 1\x02\x00\x01\x00\x02\x001 + s> \xa1Jtotalitems\x03\xa2DnodeT3\x90\xef\x85\x00s\xfb\xc2\xf0\xdf\xff"D4,\x8e\x92)\x01:EphaseFpublic\xa4DnodeTu\x92\x91~\x1c>\x82g|\xb0\xa4\xbcq\\\xa2]\xd1-(\xc1Gparents\x82T3\x90\xef\x85\x00s\xfb\xc2\xf0\xdf\xff"D4,\x8e\x92)\x01:T\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00EphaseFpublicLrevisionsize\x18?X?7f144aea0ba742713887b564d57e9d12f12ff382\n + s> test\n + s> 0 0\n + s> a\n + s> b\n + s> \n + s> commit 1\xa4DnodeT\x0b\xb8\xad\x89J\x15\xb1S\x80\xb2\xa2\xa5\xb1\x83\xe2\x0f*K(\xddGparents\x82Tu\x92\x91~\x1c>\x82g|\xb0\xa4\xbcq\\\xa2]\xd1-(\xc1T\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00EphaseFpublicLrevisionsize\x18=X=37f0a2d1c28ffe4b879109a7d1bbf8f07b3c763b\n + s> test\n + s> 0 0\n + s> b\n + s> \n + s> commit 2\xa4DnodeT\xea\xe5\xf8,.b#h\xd2}\xae\xcbv\xb7\xe3\x93\xd0\xf2B\x11Gparents\x82T3\x90\xef\x85\x00s\xfb\xc2\xf0\xdf\xff"D4,\x8e\x92)\x01:T\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00EphaseEdraftLrevisionsize\x18=X=1b74476799ec8318045db759b1b4bcc9b839d0aa\n + s> test\n + s> 0 0\n + s> a\n + s> \n + s> commit 3 + s> \r\n + received frame(size=561; request=1; stream=2; streamflags=; type=command-response; flags=continuation) + s> 8\r\n + s> \x00\x00\x00\x01\x00\x02\x002 + s> \r\n + s> 0\r\n + s> \r\n + received frame(size=0; request=1; stream=2; streamflags=; type=command-response; flags=eos) + response: gen[ + { + b'totalitems': 3 + }, + { + b'node': b'3\x90\xef\x85\x00s\xfb\xc2\xf0\xdf\xff"D4,\x8e\x92)\x01:', + b'phase': b'public' + }, + { + b'node': b'u\x92\x91~\x1c>\x82g|\xb0\xa4\xbcq\\\xa2]\xd1-(\xc1', + b'parents': [ + b'3\x90\xef\x85\x00s\xfb\xc2\xf0\xdf\xff"D4,\x8e\x92)\x01:', + b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00' + ], + b'phase': b'public', + b'revisionsize': 63 + }, + b'7f144aea0ba742713887b564d57e9d12f12ff382\ntest\n0 0\na\nb\n\ncommit 1', + { + b'node': b'\x0b\xb8\xad\x89J\x15\xb1S\x80\xb2\xa2\xa5\xb1\x83\xe2\x0f*K(\xdd', + b'parents': [ + b'u\x92\x91~\x1c>\x82g|\xb0\xa4\xbcq\\\xa2]\xd1-(\xc1', + b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00' + ], + b'phase': b'public', + b'revisionsize': 61 + }, + b'37f0a2d1c28ffe4b879109a7d1bbf8f07b3c763b\ntest\n0 0\nb\n\ncommit 2', + { + b'node': b'\xea\xe5\xf8,.b#h\xd2}\xae\xcbv\xb7\xe3\x93\xd0\xf2B\x11', + b'parents': [ + b'3\x90\xef\x85\x00s\xfb\xc2\xf0\xdf\xff"D4,\x8e\x92)\x01:', + b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00' + ], + b'phase': b'draft', + b'revisionsize': 61 + }, + b'1b74476799ec8318045db759b1b4bcc9b839d0aa\ntest\n0 0\na\n\ncommit 3' + ] + $ cat error.log