Mercurial > hg
annotate mercurial/httprepo.py @ 11904:122e3e0ba3e4
tests: unify test-keyword
author | Christian Ebert <blacktrash@gmx.net> |
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date | Fri, 13 Aug 2010 13:54:33 +0100 |
parents | 05deba16c5d5 |
children | c327bfa5e831 |
rev | line source |
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1089 | 1 # httprepo.py - HTTP repository proxy classes for mercurial |
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2 # |
2859 | 3 # Copyright 2005, 2006 Matt Mackall <mpm@selenic.com> |
4 # Copyright 2006 Vadim Gelfer <vadim.gelfer@gmail.com> | |
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5 # |
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6 # This software may be used and distributed according to the terms of the |
10263 | 7 # GNU General Public License version 2 or any later version. |
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8 |
7211 | 9 from node import bin, hex, nullid |
3891 | 10 from i18n import _ |
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11 import repo, changegroup, statichttprepo, error, url, util, wireproto |
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12 import os, urllib, urllib2, urlparse, zlib, httplib |
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13 import errno, socket |
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14 import encoding |
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15 |
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16 def zgenerator(f): |
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17 zd = zlib.decompressobj() |
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18 try: |
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19 for chunk in util.filechunkiter(f): |
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20 while chunk: |
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21 yield zd.decompress(chunk, 2**18) |
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22 chunk = zd.unconsumed_tail |
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23 except httplib.HTTPException: |
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24 raise IOError(None, _('connection ended unexpectedly')) |
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25 yield zd.flush() |
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26 |
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27 class httprepository(wireproto.wirerepository): |
60 | 28 def __init__(self, ui, path): |
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29 self.path = path |
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30 self.caps = None |
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31 self.handler = None |
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32 scheme, netloc, urlpath, query, frag = urlparse.urlsplit(path) |
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33 if query or frag: |
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34 raise util.Abort(_('unsupported URL component: "%s"') % |
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35 (query or frag)) |
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36 |
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37 # urllib cannot handle URLs with embedded user or passwd |
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38 self._url, authinfo = url.getauthinfo(path) |
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39 |
60 | 40 self.ui = ui |
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41 self.ui.debug('using %s\n' % self._url) |
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42 |
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43 self.urlopener = url.opener(ui, authinfo) |
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44 |
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45 def __del__(self): |
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46 for h in self.urlopener.handlers: |
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47 h.close() |
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48 if hasattr(h, "close_all"): |
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49 h.close_all() |
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50 |
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51 def url(self): |
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52 return self.path |
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53 |
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54 # look up capabilities only when needed |
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55 |
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56 def get_caps(self): |
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57 if self.caps is None: |
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58 try: |
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59 self.caps = set(self._call('capabilities').split()) |
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61 self.caps = set() |
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62 self.ui.debug('capabilities: %s\n' % |
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63 (' '.join(self.caps or ['none']))) |
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64 return self.caps |
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65 |
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66 capabilities = property(get_caps) |
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67 |
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68 def lock(self): |
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69 raise util.Abort(_('operation not supported over http')) |
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70 |
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71 def _callstream(self, cmd, **args): |
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72 data = args.pop('data', None) |
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73 headers = args.pop('headers', {}) |
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74 self.ui.debug("sending %s command\n" % cmd) |
60 | 75 q = {"cmd": cmd} |
76 q.update(args) | |
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77 qs = '?%s' % urllib.urlencode(q) |
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78 cu = "%s%s" % (self._url, qs) |
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79 req = urllib2.Request(cu, data, headers) |
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80 if data is not None: |
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81 # len(data) is broken if data doesn't fit into Py_ssize_t |
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82 # add the header ourself to avoid OverflowError |
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83 size = data.__len__() |
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84 self.ui.debug("sending %s bytes\n" % size) |
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85 req.add_unredirected_header('Content-Length', '%d' % size) |
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86 try: |
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87 resp = self.urlopener.open(req) |
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88 except urllib2.HTTPError, inst: |
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89 if inst.code == 401: |
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90 raise util.Abort(_('authorization failed')) |
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91 raise |
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92 except httplib.HTTPException, inst: |
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93 self.ui.debug('http error while sending %s command\n' % cmd) |
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94 self.ui.traceback() |
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95 raise IOError(None, inst) |
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96 except IndexError: |
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97 # this only happens with Python 2.3, later versions raise URLError |
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98 raise util.Abort(_('http error, possibly caused by proxy setting')) |
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99 # record the url we got redirected to |
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100 resp_url = resp.geturl() |
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101 if resp_url.endswith(qs): |
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102 resp_url = resp_url[:-len(qs)] |
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103 if self._url.rstrip('/') != resp_url.rstrip('/'): |
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104 self.ui.status(_('real URL is %s\n') % resp_url) |
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105 self._url = resp_url |
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106 try: |
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107 proto = resp.getheader('content-type') |
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108 except AttributeError: |
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109 proto = resp.headers['content-type'] |
752 | 110 |
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111 safeurl = url.hidepassword(self._url) |
753 | 112 # accept old "text/plain" and "application/hg-changegroup" for now |
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113 if not (proto.startswith('application/mercurial-') or |
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114 proto.startswith('text/plain') or |
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115 proto.startswith('application/hg-changegroup')): |
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116 self.ui.debug("requested URL: '%s'\n" % url.hidepassword(cu)) |
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117 raise error.RepoError( |
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118 _("'%s' does not appear to be an hg repository:\n" |
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119 "---%%<--- (%s)\n%s\n---%%<---\n") |
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120 % (safeurl, proto, resp.read())) |
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122 if proto.startswith('application/mercurial-'): |
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123 try: |
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124 version = proto.split('-', 1)[1] |
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125 version_info = tuple([int(n) for n in version.split('.')]) |
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126 except ValueError: |
7637 | 127 raise error.RepoError(_("'%s' sent a broken Content-Type " |
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128 "header (%s)") % (safeurl, proto)) |
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129 if version_info > (0, 1): |
7637 | 130 raise error.RepoError(_("'%s' uses newer protocol %s") % |
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131 (safeurl, version)) |
753 | 132 |
752 | 133 return resp |
60 | 134 |
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135 def _call(self, cmd, **args): |
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136 fp = self._callstream(cmd, **args) |
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137 try: |
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138 return fp.read() |
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139 finally: |
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140 # if using keepalive, allow connection to be reused |
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141 fp.close() |
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142 |
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143 def _callpush(self, cmd, cg, **args): |
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144 # have to stream bundle to a temp file because we do not have |
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145 # http 1.1 chunked transfer. |
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146 |
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147 type = "" |
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148 types = self.capable('unbundle') |
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149 # servers older than d1b16a746db6 will send 'unbundle' as a |
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150 # boolean capability |
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151 try: |
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152 types = types.split(',') |
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153 except AttributeError: |
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154 types = [""] |
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155 if types: |
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156 for x in types: |
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157 if x in changegroup.bundletypes: |
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158 type = x |
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159 break |
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160 |
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161 tempname = changegroup.writebundle(cg, None, type) |
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162 fp = url.httpsendfile(tempname, "rb") |
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163 headers = {'Content-Type': 'application/mercurial-0.1'} |
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164 |
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165 try: |
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166 try: |
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167 r = self._call(cmd, data=fp, headers=headers, **args) |
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168 return r.split('\n', 1) |
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169 except socket.error, err: |
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170 if err.args[0] in (errno.ECONNRESET, errno.EPIPE): |
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171 raise util.Abort(_('push failed: %s') % err.args[1]) |
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172 raise util.Abort(err.args[1]) |
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173 finally: |
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174 fp.close() |
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175 os.unlink(tempname) |
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176 |
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177 def _abort(self, exception): |
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178 raise exception |
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179 |
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180 def _decompress(self, stream): |
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181 return util.chunkbuffer(zgenerator(stream)) |
11370 | 182 |
923 | 183 class httpsrepository(httprepository): |
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184 def __init__(self, ui, path): |
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185 if not url.has_https: |
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186 raise util.Abort(_('Python support for SSL and HTTPS ' |
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187 'is not installed')) |
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188 httprepository.__init__(self, ui, path) |
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189 |
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190 def instance(ui, path, create): |
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191 if create: |
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192 raise util.Abort(_('cannot create new http repository')) |
7211 | 193 try: |
194 if path.startswith('https:'): | |
195 inst = httpsrepository(ui, path) | |
196 else: | |
197 inst = httprepository(ui, path) | |
198 inst.between([(nullid, nullid)]) | |
199 return inst | |
7637 | 200 except error.RepoError: |
7211 | 201 ui.note('(falling back to static-http)\n') |
202 return statichttprepo.instance(ui, "static-" + path, create) |