Mercurial > hg
annotate mercurial/statichttprepo.py @ 36160:9fd8c2a3db5a
narrowspec: move module into core
Having support for parsing the narrow specification in core is
necessary for moving many other parts of narrow to core.
We do still want to harmonize the narrow spec with the sparse
spec. And the format needs to be documented. But this shouldn't
hold up the code moving to core.
Differential Revision: https://phab.mercurial-scm.org/D2201
author | Gregory Szorc <gregory.szorc@gmail.com> |
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date | Mon, 12 Feb 2018 16:21:34 -0800 |
parents | c752fbe228fb |
children | 24c2c760c1cb |
rev | line source |
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1101 | 1 # statichttprepo.py - simple http repository class for mercurial |
2 # | |
3 # This provides read-only repo access to repositories exported via static http | |
4 # | |
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5 # Copyright 2005-2007 Matt Mackall <mpm@selenic.com> |
1101 | 6 # |
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7 # This software may be used and distributed according to the terms of the |
10263 | 8 # GNU General Public License version 2 or any later version. |
1101 | 9 |
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10 from __future__ import absolute_import |
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11 |
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12 import errno |
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13 |
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14 from .i18n import _ |
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15 from . import ( |
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16 byterange, |
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17 changelog, |
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18 error, |
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19 localrepo, |
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20 manifest, |
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21 namespaces, |
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22 pathutil, |
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23 scmutil, |
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24 store, |
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25 url, |
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26 util, |
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27 vfs as vfsmod, |
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28 ) |
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29 |
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30 urlerr = util.urlerr |
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31 urlreq = util.urlreq |
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32 |
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33 class httprangereader(object): |
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34 def __init__(self, url, opener): |
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35 # we assume opener has HTTPRangeHandler |
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36 self.url = url |
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37 self.pos = 0 |
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38 self.opener = opener |
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39 self.name = url |
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40 |
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41 def __enter__(self): |
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42 return self |
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43 |
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44 def __exit__(self, exc_type, exc_value, traceback): |
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45 self.close() |
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46 |
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47 def seek(self, pos): |
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48 self.pos = pos |
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49 def read(self, bytes=None): |
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50 req = urlreq.request(self.url) |
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51 end = '' |
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52 if bytes: |
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53 end = self.pos + bytes - 1 |
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54 if self.pos or end: |
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55 req.add_header('Range', 'bytes=%d-%s' % (self.pos, end)) |
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56 |
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57 try: |
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58 f = self.opener.open(req) |
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59 data = f.read() |
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60 code = f.code |
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61 except urlerr.httperror as inst: |
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62 num = inst.code == 404 and errno.ENOENT or None |
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63 raise IOError(num, inst) |
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64 except urlerr.urlerror as inst: |
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65 raise IOError(None, inst.reason[1]) |
1101 | 66 |
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67 if code == 200: |
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68 # HTTPRangeHandler does nothing if remote does not support |
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69 # Range headers and returns the full entity. Let's slice it. |
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70 if bytes: |
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71 data = data[self.pos:self.pos + bytes] |
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72 else: |
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73 data = data[self.pos:] |
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74 elif bytes: |
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75 data = data[:bytes] |
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76 self.pos += len(data) |
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77 return data |
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78 def readlines(self): |
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79 return self.read().splitlines(True) |
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80 def __iter__(self): |
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81 return iter(self.readlines()) |
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82 def close(self): |
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83 pass |
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84 |
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85 def build_opener(ui, authinfo): |
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86 # urllib cannot handle URLs with embedded user or passwd |
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87 urlopener = url.opener(ui, authinfo) |
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88 urlopener.add_handler(byterange.HTTPRangeHandler()) |
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89 |
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90 class statichttpvfs(vfsmod.abstractvfs): |
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91 def __init__(self, base): |
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92 self.base = base |
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93 |
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94 def __call__(self, path, mode='r', *args, **kw): |
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95 if mode not in ('r', 'rb'): |
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96 raise IOError('Permission denied') |
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97 f = "/".join((self.base, urlreq.quote(path))) |
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98 return httprangereader(f, urlopener) |
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99 |
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100 def join(self, path): |
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101 if path: |
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102 return pathutil.join(self.base, path) |
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103 else: |
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104 return self.base |
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105 |
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106 return statichttpvfs |
1101 | 107 |
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108 class statichttppeer(localrepo.localpeer): |
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109 def local(self): |
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110 return None |
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111 def canpush(self): |
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112 return False |
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113 |
1101 | 114 class statichttprepository(localrepo.localrepository): |
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localrepo: make supported features manageable in each repositories individually
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
18915
diff
changeset
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115 supported = localrepo.localrepository._basesupported |
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localrepo: make supported features manageable in each repositories individually
FUJIWARA Katsunori <foozy@lares.dti.ne.jp>
parents:
18915
diff
changeset
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116 |
1101 | 117 def __init__(self, ui, path): |
2673
109a22f5434a
hooks: add url to changegroup, incoming, prechangegroup, pretxnchangegroup hooks
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
2072
diff
changeset
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118 self._url = path |
1101 | 119 self.ui = ui |
3853
c0b449154a90
switch to the .hg/store layout, fix the tests
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
3851
diff
changeset
|
120 |
11066
26abd91d9e84
static-http: mimic more closely localrepo (issue2164: allow clone -r )
Nicolas Dumazet <nicdumz.commits@gmail.com>
parents:
10263
diff
changeset
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121 self.root = path |
14076
924c82157d46
url: move URL parsing functions into util to improve startup time
Brodie Rao <brodie@bitheap.org>
parents:
13819
diff
changeset
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122 u = util.url(path.rstrip('/') + "/.hg") |
13819
d16894e29f91
httprepo/sshrepo: use url.url
Brodie Rao <brodie@bitheap.org>
parents:
13533
diff
changeset
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123 self.path, authinfo = u.authinfo() |
7274
95f3694cc5a4
statichttprepo: cleanups, use url.py (proxy, password support)
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
7211
diff
changeset
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124 |
31147
e04ab2a5bf90
statichttp: use 'repo.vfs' as the main attribute
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
30219
diff
changeset
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125 vfsclass = build_opener(ui, authinfo) |
e04ab2a5bf90
statichttp: use 'repo.vfs' as the main attribute
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
30219
diff
changeset
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126 self.vfs = vfsclass(self.path) |
33533
4133c0b0fcd7
cachevfs: add a vfs dedicated to cache
Boris Feld <boris.feld@octobus.net>
parents:
33389
diff
changeset
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127 self.cachevfs = vfsclass(self.vfs.join('cache')) |
15922
23921c17299a
phases: mechanism to allow extension to alter initial computation of phase
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents:
14962
diff
changeset
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128 self._phasedefaults = [] |
6028
6605a03cbf87
make static-http work with empty repos (issue965)
Dirkjan Ochtman <dirkjan@ochtman.nl>
parents:
5321
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129 |
23561
3c2419e07df5
namespaces: remove weakref; always pass in repo
Ryan McElroy <rmcelroy@fb.com>
parents:
23558
diff
changeset
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130 self.names = namespaces.namespaces() |
32730
b8ff7d0ff361
localrepo: move filtername to __init__
Gregory Szorc <gregory.szorc@gmail.com>
parents:
31241
diff
changeset
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131 self.filtername = None |
23558
3198aac7a95d
namespaces: add bookmarks to the names data structure
Sean Farley <sean.michael.farley@gmail.com>
parents:
23552
diff
changeset
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132 |
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add "requires" file to the repo, specifying the requirements
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
3794
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133 try: |
23877
7cc77030c557
localrepo: remove all external users of localrepo.opener
Angel Ezquerra <angel.ezquerra@gmail.com>
parents:
23561
diff
changeset
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134 requirements = scmutil.readrequires(self.vfs, self.supported) |
25660
328739ea70c3
global: mass rewrite to use modern exception syntax
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25196
diff
changeset
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135 except IOError as inst: |
7178
98b6c3dde237
Fix Debian bug #494889 (fetching from static-http://... broken)
Thomas Arendsen Hein <thomas@intevation.de>
parents:
6312
diff
changeset
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136 if inst.errno != errno.ENOENT: |
98b6c3dde237
Fix Debian bug #494889 (fetching from static-http://... broken)
Thomas Arendsen Hein <thomas@intevation.de>
parents:
6312
diff
changeset
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137 raise |
14482
58b36e9ea783
introduce new function scmutil.readrequires
Adrian Buehlmann <adrian@cadifra.com>
parents:
14168
diff
changeset
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138 requirements = set() |
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introduce new function scmutil.readrequires
Adrian Buehlmann <adrian@cadifra.com>
parents:
14168
diff
changeset
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139 |
7178
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Fix Debian bug #494889 (fetching from static-http://... broken)
Thomas Arendsen Hein <thomas@intevation.de>
parents:
6312
diff
changeset
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140 # check if it is a non-empty old-style repository |
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Fix Debian bug #494889 (fetching from static-http://... broken)
Thomas Arendsen Hein <thomas@intevation.de>
parents:
6312
diff
changeset
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141 try: |
23877
7cc77030c557
localrepo: remove all external users of localrepo.opener
Angel Ezquerra <angel.ezquerra@gmail.com>
parents:
23561
diff
changeset
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142 fp = self.vfs("00changelog.i") |
13400
14f3795a5ed7
explicitly close files
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents:
13253
diff
changeset
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143 fp.read(1) |
14f3795a5ed7
explicitly close files
Dan Villiom Podlaski Christiansen <danchr@gmail.com>
parents:
13253
diff
changeset
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144 fp.close() |
25660
328739ea70c3
global: mass rewrite to use modern exception syntax
Gregory Szorc <gregory.szorc@gmail.com>
parents:
25196
diff
changeset
|
145 except IOError as inst: |
7178
98b6c3dde237
Fix Debian bug #494889 (fetching from static-http://... broken)
Thomas Arendsen Hein <thomas@intevation.de>
parents:
6312
diff
changeset
|
146 if inst.errno != errno.ENOENT: |
98b6c3dde237
Fix Debian bug #494889 (fetching from static-http://... broken)
Thomas Arendsen Hein <thomas@intevation.de>
parents:
6312
diff
changeset
|
147 raise |
98b6c3dde237
Fix Debian bug #494889 (fetching from static-http://... broken)
Thomas Arendsen Hein <thomas@intevation.de>
parents:
6312
diff
changeset
|
148 # we do not care about empty old-style repositories here |
6028
6605a03cbf87
make static-http work with empty repos (issue965)
Dirkjan Ochtman <dirkjan@ochtman.nl>
parents:
5321
diff
changeset
|
149 msg = _("'%s' does not appear to be an hg repository") % path |
7637 | 150 raise error.RepoError(msg) |
3851
8f18e31c4441
add "requires" file to the repo, specifying the requirements
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
3794
diff
changeset
|
151 |
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Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
3794
diff
changeset
|
152 # setup store |
31147
e04ab2a5bf90
statichttp: use 'repo.vfs' as the main attribute
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
30219
diff
changeset
|
153 self.store = store.store(requirements, self.path, vfsclass) |
6897
faea0d27e38f
statichttp: use store class
Matt Mackall <mpm@selenic.com>
parents:
6840
diff
changeset
|
154 self.spath = self.store.path |
23878
37a92908a382
localrepo: remove all external users of localrepo.sopener
Angel Ezquerra <angel.ezquerra@gmail.com>
parents:
23877
diff
changeset
|
155 self.svfs = self.store.opener |
6897
faea0d27e38f
statichttp: use store class
Matt Mackall <mpm@selenic.com>
parents:
6840
diff
changeset
|
156 self.sjoin = self.store.join |
16115
236bb604dc39
scmutil: update cached copy when filecached attribute is assigned (issue3263)
Idan Kamara <idankk86@gmail.com>
parents:
15922
diff
changeset
|
157 self._filecache = {} |
17192
1ac628cd7113
peer: introduce real peer classes
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
17156
diff
changeset
|
158 self.requirements = requirements |
3851
8f18e31c4441
add "requires" file to the repo, specifying the requirements
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
3794
diff
changeset
|
159 |
30219
3c8811efdddc
manifest: make manifestlog a storecache
Durham Goode <durham@fb.com>
parents:
29738
diff
changeset
|
160 self.manifestlog = manifest.manifestlog(self.svfs, self) |
23878
37a92908a382
localrepo: remove all external users of localrepo.sopener
Angel Ezquerra <angel.ezquerra@gmail.com>
parents:
23877
diff
changeset
|
161 self.changelog = changelog.changelog(self.svfs) |
9146
5614a628d173
localrepo: rename in-memory tag cache instance attributes (issue548).
Greg Ward <greg-hg@gerg.ca>
parents:
8612
diff
changeset
|
162 self._tags = None |
1101 | 163 self.nodetagscache = None |
18189
b9026ba002f6
branchmap: enable caching for filtered version too
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
18125
diff
changeset
|
164 self._branchcaches = {} |
24373
59cc09240afb
revbranchcache: move out of branchmap onto localrepo
Durham Goode <durham@fb.com>
parents:
23878
diff
changeset
|
165 self._revbranchcache = None |
1598
14d1f1868bf6
cleanup of revlog.group when repository is local
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
1325
diff
changeset
|
166 self.encodepats = None |
14d1f1868bf6
cleanup of revlog.group when repository is local
Benoit Boissinot <benoit.boissinot@ens-lyon.org>
parents:
1325
diff
changeset
|
167 self.decodepats = None |
24377
656f93ce66d5
revbranchcache: move cache writing to the transaction finalizer
Durham Goode <durham@fb.com>
parents:
24373
diff
changeset
|
168 self._transref = None |
17192
1ac628cd7113
peer: introduce real peer classes
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
17156
diff
changeset
|
169 |
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peer: introduce real peer classes
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
17156
diff
changeset
|
170 def _restrictcapabilities(self, caps): |
20962
af4158b8876b
statichttp: respect localrepo _restrictcapabilities
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
20055
diff
changeset
|
171 caps = super(statichttprepository, self)._restrictcapabilities(caps) |
17192
1ac628cd7113
peer: introduce real peer classes
Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
17156
diff
changeset
|
172 return caps.difference(["pushkey"]) |
1101 | 173 |
2673
109a22f5434a
hooks: add url to changegroup, incoming, prechangegroup, pretxnchangegroup hooks
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
2072
diff
changeset
|
174 def url(self): |
7211 | 175 return self._url |
2673
109a22f5434a
hooks: add url to changegroup, incoming, prechangegroup, pretxnchangegroup hooks
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
2072
diff
changeset
|
176 |
1101 | 177 def local(self): |
178 return False | |
2740
386f04d6ecb3
clean up hg.py: move repo constructor code into each repo module
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
2673
diff
changeset
|
179 |
17192
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Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
17156
diff
changeset
|
180 def peer(self): |
1ac628cd7113
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Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
17156
diff
changeset
|
181 return statichttppeer(self) |
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Peter Arrenbrecht <peter.arrenbrecht@gmail.com>
parents:
17156
diff
changeset
|
182 |
33604
8b00c723cee1
statichttprepo: implement wlock() (issue5613)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
33533
diff
changeset
|
183 def wlock(self, wait=True): |
8b00c723cee1
statichttprepo: implement wlock() (issue5613)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
33533
diff
changeset
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184 raise error.LockUnavailable(0, _('lock not available'), 'lock', |
8b00c723cee1
statichttprepo: implement wlock() (issue5613)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
33533
diff
changeset
|
185 _('cannot lock static-http repository')) |
8b00c723cee1
statichttprepo: implement wlock() (issue5613)
Gregory Szorc <gregory.szorc@gmail.com>
parents:
33533
diff
changeset
|
186 |
7005
7739b61897df
do not pretend to lock static-http repositories (issue994)
Martin Geisler <mg@daimi.au.dk>
parents:
6988
diff
changeset
|
187 def lock(self, wait=True): |
26587
56b2bcea2529
error: get Abort from 'error' instead of 'util'
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
25978
diff
changeset
|
188 raise error.Abort(_('cannot lock static-http repository')) |
7005
7739b61897df
do not pretend to lock static-http repositories (issue994)
Martin Geisler <mg@daimi.au.dk>
parents:
6988
diff
changeset
|
189 |
29738
c1696430254f
statichttprepo: do not try to write caches
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
28883
diff
changeset
|
190 def _writecaches(self): |
c1696430254f
statichttprepo: do not try to write caches
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
28883
diff
changeset
|
191 pass # statichttprepository are read only |
c1696430254f
statichttprepo: do not try to write caches
Pierre-Yves David <pierre-yves.david@ens-lyon.org>
parents:
28883
diff
changeset
|
192 |
2740
386f04d6ecb3
clean up hg.py: move repo constructor code into each repo module
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
2673
diff
changeset
|
193 def instance(ui, path, create): |
386f04d6ecb3
clean up hg.py: move repo constructor code into each repo module
Vadim Gelfer <vadim.gelfer@gmail.com>
parents:
2673
diff
changeset
|
194 if create: |
26587
56b2bcea2529
error: get Abort from 'error' instead of 'util'
Pierre-Yves David <pierre-yves.david@fb.com>
parents:
25978
diff
changeset
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195 raise error.Abort(_('cannot create new static-http repository')) |
4853
bf10a03a6b24
Removed deprecated hg:// and old-http:// protocols (issue406)
Thomas Arendsen Hein <thomas@intevation.de>
parents:
4635
diff
changeset
|
196 return statichttprepository(ui, path[7:]) |