Mercurial > hg
annotate tests/test-remotefilelog-http.t @ 40495:3a333a582d7b
remotefilelog: import pruned-down remotefilelog extension from hg-experimental
This is remotefilelog as of my recent patches for compatibility with
current tip of hg, minus support for old versions of Mercurial and
some FB-specific features like their treemanifest extension and
fetching linkrev data from a patched phabricator. The file extutil.py
moved from hgext3rd to remotefilelog.
This is not yet ready to be landed, consider it a preview for
now. Planned changes include:
* replace lz4 with zstd
* rename some capabilities, requirements and wireproto commands to mark
them as experimental
* consolidate bits of shallowutil with related functions (eg readfile)
I'm certainly open to other (small) changes, but my rough mission is
to land this largely as-is so we can use it as a model of the
functionality we need going forward for lazy-fetching of file contents
from a server.
# no-check-commit because of a few foo_bar functions
Differential Revision: https://phab.mercurial-scm.org/D4782
author | Augie Fackler <augie@google.com> |
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date | Thu, 27 Sep 2018 13:03:19 -0400 |
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children | e2a1584e9e3f |
rev | line source |
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40495
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1 $ PYTHONPATH=$TESTDIR/..:$PYTHONPATH |
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2 $ export PYTHONPATH |
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3 |
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4 $ . "$TESTDIR/remotefilelog-library.sh" |
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5 |
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6 $ hginit master |
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7 $ cd master |
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8 $ cat >> .hg/hgrc <<EOF |
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9 > [remotefilelog] |
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10 > server=True |
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11 > EOF |
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12 $ echo x > x |
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13 $ echo y > y |
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14 $ hg commit -qAm x |
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15 $ hg serve -p $HGPORT -d --pid-file=../hg1.pid -E ../error.log -A ../access.log |
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16 |
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17 Build a query string for later use: |
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18 $ GET=`hg debugdata -m 0 | $PYTHON -c \ |
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19 > 'import sys ; print [("?cmd=getfile&file=%s&node=%s" % tuple(s.split("\0"))) for s in sys.stdin.read().splitlines()][0]'` |
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20 |
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21 $ cd .. |
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22 $ cat hg1.pid >> $DAEMON_PIDS |
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23 |
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24 $ hgcloneshallow http://localhost:$HGPORT/ shallow -q |
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25 2 files fetched over 1 fetches - (2 misses, 0.00% hit ratio) over *s (glob) |
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26 |
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27 $ grep getfile access.log |
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28 * "GET /?cmd=batch HTTP/1.1" 200 - x-hgarg-1:cmds=getfile+*node%3D1406e74118627694268417491f018a4a883152f0* (glob) |
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29 |
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30 Clear filenode cache so we can test fetching with a modified batch size |
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31 $ rm -r $TESTTMP/hgcache |
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32 Now do a fetch with a large batch size so we're sure it works |
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33 $ hgcloneshallow http://localhost:$HGPORT/ shallow-large-batch \ |
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34 > --config remotefilelog.batchsize=1000 -q |
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35 2 files fetched over 1 fetches - (2 misses, 0.00% hit ratio) over *s (glob) |
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36 |
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37 The 'remotefilelog' capability should *not* be exported over http(s), |
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38 as the getfile method it offers doesn't work with http. |
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39 $ get-with-headers.py localhost:$HGPORT '?cmd=capabilities' | grep lookup | identifyrflcaps |
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40 getfile |
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41 getflogheads |
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42 |
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43 $ get-with-headers.py localhost:$HGPORT '?cmd=hello' | grep lookup | identifyrflcaps |
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44 getfile |
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45 getflogheads |
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46 |
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47 $ get-with-headers.py localhost:$HGPORT '?cmd=this-command-does-not-exist' | head -n 1 |
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48 400 no such method: this-command-does-not-exist |
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49 $ get-with-headers.py localhost:$HGPORT '?cmd=getfiles' | head -n 1 |
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50 400 no such method: getfiles |
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51 |
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52 Verify serving from a shallow clone doesn't allow for remotefile |
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53 fetches. This also serves to test the error handling for our batchable |
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54 getfile RPC. |
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55 |
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56 $ cd shallow |
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57 $ hg serve -p $HGPORT1 -d --pid-file=../hg2.pid -E ../error2.log |
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58 $ cd .. |
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59 $ cat hg2.pid >> $DAEMON_PIDS |
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60 |
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61 This GET should work, because this server is serving master, which is |
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62 a full clone. |
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63 |
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64 $ get-with-headers.py localhost:$HGPORT "$GET" |
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65 200 Script output follows |
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66 |
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67 0\x00U\x00\x00\x00\xff (esc) |
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68 2\x00x (esc) |
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69 \x14\x06\xe7A\x18bv\x94&\x84\x17I\x1f\x01\x8aJ\x881R\xf0\x00\x01\x00\x14\xf0\x06T\xd8\xef\x99"\x04\xd01\xe6\xa6i\xf4~\x98\xb3\xe3Dw>T\x00 (no-eol) (esc) |
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70 |
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71 This GET should fail using the in-band signalling mechanism, because |
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72 it's not a full clone. Note that it's also plausible for servers to |
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73 refuse to serve file contents for other reasons, like the file |
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74 contents not being visible to the current user. |
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75 |
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76 $ get-with-headers.py localhost:$HGPORT1 "$GET" |
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77 200 Script output follows |
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78 |
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79 1\x00cannot fetch remote files from shallow repo (no-eol) (esc) |
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80 |
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81 Clones should work with httppostargs turned on |
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82 |
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83 $ cd master |
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84 $ hg --config experimental.httppostargs=1 serve -p $HGPORT2 -d --pid-file=../hg3.pid -E ../error3.log |
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85 |
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86 $ cd .. |
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87 $ cat hg3.pid >> $DAEMON_PIDS |
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88 |
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89 Clear filenode cache so we can test fetching with a modified batch size |
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90 $ rm -r $TESTTMP/hgcache |
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91 |
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92 $ hgcloneshallow http://localhost:$HGPORT2/ shallow-postargs -q |
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93 2 files fetched over 1 fetches - (2 misses, 0.00% hit ratio) over *s (glob) |
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94 |
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95 All error logs should be empty: |
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96 $ cat error.log |
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97 $ cat error2.log |
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98 $ cat error3.log |