manifests: push down expected node length into the parser
This strictly enforces the node length in the manifest lines according
to what the repository expects. One test case moves large hash testing
into the non-treemanifest part as treemanifests don't provide an
interface for overriding just the node length for now.
Differential Revision: https://phab.mercurial-scm.org/D10533
$ . $TESTDIR/wireprotohelpers.sh
$ hg init server
$ enablehttpv2 server
$ cd server
$ cat > a << EOF
> a0
> 00000000000000000000000000000000000000
> 11111111111111111111111111111111111111
> EOF
$ echo b0 > b
$ mkdir -p dir0/child0 dir0/child1 dir1
$ echo c0 > dir0/c
$ echo d0 > dir0/d
$ echo e0 > dir0/child0/e
$ echo f0 > dir0/child1/f
$ hg -q commit -A -m 'commit 0'
$ echo a1 >> a
$ echo d1 > dir0/d
$ hg commit -m 'commit 1'
$ echo f1 > dir0/child1/f
$ hg commit -m 'commit 2'
$ hg -q up -r 0
$ echo a2 >> a
$ hg commit -m 'commit 3'
created new head
Create multiple heads introducing the same changeset
$ hg -q up -r 0
$ echo foo > dupe-file
$ hg commit -Am 'dupe 1'
adding dupe-file
created new head
$ hg -q up -r 0
$ echo foo > dupe-file
$ hg commit -Am 'dupe 2'
adding dupe-file
created new head
$ hg log -G -T '{rev}:{node} {desc}\n'
@ 5:732c3dd7bee94242de656000e5f458e7ccfe2828 dupe 2
|
| o 4:4334f10897d13c3e8beb4b636f7272b4ec2d0322 dupe 1
|/
| o 3:5ce944d7fece1252dae06c34422b573c191b9489 commit 3
|/
| o 2:b3c27db01410dae01e5485d425b1440078df540c commit 2
| |
| o 1:3ef5e551f219ba505481d34d6b0316b017fa3f00 commit 1
|/
o 0:91b232a2253ce0638496f67bdfd7a4933fb51b25 commit 0
$ hg --debug debugindex a
rev linkrev nodeid p1 p2
0 0 649d149df43d83882523b7fb1e6a3af6f1907b39 0000000000000000000000000000000000000000 0000000000000000000000000000000000000000
1 1 0a86321f1379d1a9ecd0579a22977af7a5acaf11 649d149df43d83882523b7fb1e6a3af6f1907b39 0000000000000000000000000000000000000000
2 3 7e5801b6d5f03a5a54f3c47b583f7567aad43e5b 649d149df43d83882523b7fb1e6a3af6f1907b39 0000000000000000000000000000000000000000
$ hg --debug debugindex dir0/child0/e
rev linkrev nodeid p1 p2
0 0 bbba6c06b30f443d34ff841bc985c4d0827c6be4 0000000000000000000000000000000000000000 0000000000000000000000000000000000000000
$ hg --debug debugindex dupe-file
rev linkrev nodeid p1 p2
0 4 2ed2a3912a0b24502043eae84ee4b279c18b90dd 0000000000000000000000000000000000000000 0000000000000000000000000000000000000000
$ hg serve -p $HGPORT -d --pid-file hg.pid -E error.log
$ cat hg.pid > $DAEMON_PIDS
Missing arguments is an error
$ sendhttpv2peer << EOF
> command filedata
> EOF
creating http peer for wire protocol version 2
sending filedata command
abort: missing required arguments: nodes, path
[255]
$ sendhttpv2peer << EOF
> command filedata
> nodes eval:[]
> EOF
creating http peer for wire protocol version 2
sending filedata command
abort: missing required arguments: path
[255]
Unknown node is an error
$ sendhttpv2peer << EOF
> command filedata
> nodes eval:[b'\xaa\xaa\xaa\xaa\xaa\xaa\xaa\xaa\xaa\xaa\xaa\xaa\xaa\xaa\xaa\xaa\xaa\xaa\xaa\xaa']
> path eval:b'a'
> EOF
creating http peer for wire protocol version 2
sending filedata command
abort: unknown file node: aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
[255]
Fetching a single revision returns just metadata by default
$ sendhttpv2peer << EOF
> command filedata
> nodes eval:[b'\x0a\x86\x32\x1f\x13\x79\xd1\xa9\xec\xd0\x57\x9a\x22\x97\x7a\xf7\xa5\xac\xaf\x11']
> path eval:b'a'
> EOF
creating http peer for wire protocol version 2
sending filedata command
response: gen[
{
b'totalitems': 1
},
{
b'node': b'\n\x862\x1f\x13y\xd1\xa9\xec\xd0W\x9a"\x97z\xf7\xa5\xac\xaf\x11'
}
]
Requesting parents works
$ sendhttpv2peer << EOF
> command filedata
> nodes eval:[b'\x0a\x86\x32\x1f\x13\x79\xd1\xa9\xec\xd0\x57\x9a\x22\x97\x7a\xf7\xa5\xac\xaf\x11']
> path eval:b'a'
> fields eval:[b'parents']
> EOF
creating http peer for wire protocol version 2
sending filedata command
response: gen[
{
b'totalitems': 1
},
{
b'node': b'\n\x862\x1f\x13y\xd1\xa9\xec\xd0W\x9a"\x97z\xf7\xa5\xac\xaf\x11',
b'parents': [
b'd\x9d\x14\x9d\xf4=\x83\x88%#\xb7\xfb\x1ej:\xf6\xf1\x90{9',
b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'
]
}
]
Requesting revision data works
(haveparents defaults to False, so fulltext is emitted)
$ sendhttpv2peer << EOF
> command filedata
> nodes eval:[b'\x0a\x86\x32\x1f\x13\x79\xd1\xa9\xec\xd0\x57\x9a\x22\x97\x7a\xf7\xa5\xac\xaf\x11']
> path eval:b'a'
> fields eval:[b'revision']
> EOF
creating http peer for wire protocol version 2
sending filedata command
response: gen[
{
b'totalitems': 1
},
{
b'fieldsfollowing': [
[
b'revision',
84
]
],
b'node': b'\n\x862\x1f\x13y\xd1\xa9\xec\xd0W\x9a"\x97z\xf7\xa5\xac\xaf\x11'
},
b'a0\n00000000000000000000000000000000000000\n11111111111111111111111111111111111111\na1\n'
]
haveparents=False should be same as above
$ sendhttpv2peer << EOF
> command filedata
> nodes eval:[b'\x0a\x86\x32\x1f\x13\x79\xd1\xa9\xec\xd0\x57\x9a\x22\x97\x7a\xf7\xa5\xac\xaf\x11']
> path eval:b'a'
> fields eval:[b'revision']
> haveparents eval:False
> EOF
creating http peer for wire protocol version 2
sending filedata command
response: gen[
{
b'totalitems': 1
},
{
b'fieldsfollowing': [
[
b'revision',
84
]
],
b'node': b'\n\x862\x1f\x13y\xd1\xa9\xec\xd0W\x9a"\x97z\xf7\xa5\xac\xaf\x11'
},
b'a0\n00000000000000000000000000000000000000\n11111111111111111111111111111111111111\na1\n'
]
haveparents=True should emit a delta
$ sendhttpv2peer << EOF
> command filedata
> nodes eval:[b'\x0a\x86\x32\x1f\x13\x79\xd1\xa9\xec\xd0\x57\x9a\x22\x97\x7a\xf7\xa5\xac\xaf\x11']
> path eval:b'a'
> fields eval:[b'revision']
> haveparents eval:True
> EOF
creating http peer for wire protocol version 2
sending filedata command
response: gen[
{
b'totalitems': 1
},
{
b'deltabasenode': b'd\x9d\x14\x9d\xf4=\x83\x88%#\xb7\xfb\x1ej:\xf6\xf1\x90{9',
b'fieldsfollowing': [
[
b'delta',
15
]
],
b'node': b'\n\x862\x1f\x13y\xd1\xa9\xec\xd0W\x9a"\x97z\xf7\xa5\xac\xaf\x11'
},
b'\x00\x00\x00Q\x00\x00\x00Q\x00\x00\x00\x03a1\n'
]
Requesting multiple revisions works
(first revision is a fulltext since haveparents=False by default)
$ sendhttpv2peer << EOF
> command filedata
> nodes eval:[b'\x64\x9d\x14\x9d\xf4\x3d\x83\x88\x25\x23\xb7\xfb\x1e\x6a\x3a\xf6\xf1\x90\x7b\x39', b'\x0a\x86\x32\x1f\x13\x79\xd1\xa9\xec\xd0\x57\x9a\x22\x97\x7a\xf7\xa5\xac\xaf\x11']
> path eval:b'a'
> fields eval:[b'revision']
> EOF
creating http peer for wire protocol version 2
sending filedata command
response: gen[
{
b'totalitems': 2
},
{
b'fieldsfollowing': [
[
b'revision',
81
]
],
b'node': b'd\x9d\x14\x9d\xf4=\x83\x88%#\xb7\xfb\x1ej:\xf6\xf1\x90{9'
},
b'a0\n00000000000000000000000000000000000000\n11111111111111111111111111111111111111\n',
{
b'deltabasenode': b'd\x9d\x14\x9d\xf4=\x83\x88%#\xb7\xfb\x1ej:\xf6\xf1\x90{9',
b'fieldsfollowing': [
[
b'delta',
15
]
],
b'node': b'\n\x862\x1f\x13y\xd1\xa9\xec\xd0W\x9a"\x97z\xf7\xa5\xac\xaf\x11'
},
b'\x00\x00\x00Q\x00\x00\x00Q\x00\x00\x00\x03a1\n'
]
Revisions are sorted by DAG order, parents first
$ sendhttpv2peer << EOF
> command filedata
> nodes eval:[b'\x0a\x86\x32\x1f\x13\x79\xd1\xa9\xec\xd0\x57\x9a\x22\x97\x7a\xf7\xa5\xac\xaf\x11', b'\x64\x9d\x14\x9d\xf4\x3d\x83\x88\x25\x23\xb7\xfb\x1e\x6a\x3a\xf6\xf1\x90\x7b\x39']
> path eval:b'a'
> fields eval:[b'revision']
> EOF
creating http peer for wire protocol version 2
sending filedata command
response: gen[
{
b'totalitems': 2
},
{
b'fieldsfollowing': [
[
b'revision',
81
]
],
b'node': b'd\x9d\x14\x9d\xf4=\x83\x88%#\xb7\xfb\x1ej:\xf6\xf1\x90{9'
},
b'a0\n00000000000000000000000000000000000000\n11111111111111111111111111111111111111\n',
{
b'deltabasenode': b'd\x9d\x14\x9d\xf4=\x83\x88%#\xb7\xfb\x1ej:\xf6\xf1\x90{9',
b'fieldsfollowing': [
[
b'delta',
15
]
],
b'node': b'\n\x862\x1f\x13y\xd1\xa9\xec\xd0W\x9a"\x97z\xf7\xa5\xac\xaf\x11'
},
b'\x00\x00\x00Q\x00\x00\x00Q\x00\x00\x00\x03a1\n'
]
Requesting parents and revision data works
$ sendhttpv2peer << EOF
> command filedata
> nodes eval:[b'\x7e\x58\x01\xb6\xd5\xf0\x3a\x5a\x54\xf3\xc4\x7b\x58\x3f\x75\x67\xaa\xd4\x3e\x5b']
> path eval:b'a'
> fields eval:[b'parents', b'revision']
> EOF
creating http peer for wire protocol version 2
sending filedata command
response: gen[
{
b'totalitems': 1
},
{
b'fieldsfollowing': [
[
b'revision',
84
]
],
b'node': b'~X\x01\xb6\xd5\xf0:ZT\xf3\xc4{X?ug\xaa\xd4>[',
b'parents': [
b'd\x9d\x14\x9d\xf4=\x83\x88%#\xb7\xfb\x1ej:\xf6\xf1\x90{9',
b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'
]
},
b'a0\n00000000000000000000000000000000000000\n11111111111111111111111111111111111111\na2\n'
]
Linknode for duplicate revision is the initial revision
$ sendhttpv2peer << EOF
> command filedata
> nodes eval:[b'\x2e\xd2\xa3\x91\x2a\x0b\x24\x50\x20\x43\xea\xe8\x4e\xe4\xb2\x79\xc1\x8b\x90\xdd']
> path eval:b'dupe-file'
> fields eval:[b'linknode', b'parents', b'revision']
> EOF
creating http peer for wire protocol version 2
sending filedata command
response: gen[
{
b'totalitems': 1
},
{
b'fieldsfollowing': [
[
b'revision',
4
]
],
b'linknode': b'C4\xf1\x08\x97\xd1<>\x8b\xebKcorr\xb4\xec-\x03"',
b'node': b'.\xd2\xa3\x91*\x0b$P C\xea\xe8N\xe4\xb2y\xc1\x8b\x90\xdd',
b'parents': [
b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00',
b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'
]
},
b'foo\n'
]
$ cat error.log