Mercurial > hg > mercurial-crew-with-dirclash
annotate mercurial/httprepo.py @ 4521:d634b61e9cec
Add some more smart when initializing destination repository
author | Edouard Gomez <ed.gomez@free.fr> |
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date | Thu, 07 Jun 2007 23:16:10 +0200 |
parents | 96d8a56d4ef9 |
children | ff7253a0d1da |
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1089 | 1 # httprepo.py - HTTP repository proxy classes for mercurial |
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2 # |
2858 | 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 |
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7 # of the GNU General Public License, incorporated herein by reference. |
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8 |
1089 | 9 from node import * |
10 from remoterepo import * | |
3893 | 11 from i18n import _ |
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12 import hg, os, urllib, urllib2, urlparse, zlib, util, httplib |
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13 import errno, keepalive, tempfile, socket, changegroup |
926 | 14 |
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15 class passwordmgr(urllib2.HTTPPasswordMgrWithDefaultRealm): |
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16 def __init__(self, ui): |
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17 urllib2.HTTPPasswordMgrWithDefaultRealm.__init__(self) |
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18 self.ui = ui |
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19 |
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20 def find_user_password(self, realm, authuri): |
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21 authinfo = urllib2.HTTPPasswordMgrWithDefaultRealm.find_user_password( |
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22 self, realm, authuri) |
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23 user, passwd = authinfo |
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24 if user and passwd: |
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25 return (user, passwd) |
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26 |
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27 if not self.ui.interactive: |
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28 raise util.Abort(_('http authorization required')) |
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29 |
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30 self.ui.write(_("http authorization required\n")) |
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31 self.ui.status(_("realm: %s\n") % realm) |
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32 if user: |
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33 self.ui.status(_("user: %s\n") % user) |
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34 else: |
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35 user = self.ui.prompt(_("user:"), default=None) |
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36 |
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37 if not passwd: |
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38 passwd = self.ui.getpass() |
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39 |
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40 self.add_password(realm, authuri, user, passwd) |
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41 return (user, passwd) |
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42 |
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43 def netlocsplit(netloc): |
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44 '''split [user[:passwd]@]host[:port] into 4-tuple.''' |
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45 |
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46 a = netloc.find('@') |
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47 if a == -1: |
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48 user, passwd = None, None |
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49 else: |
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50 userpass, netloc = netloc[:a], netloc[a+1:] |
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51 c = userpass.find(':') |
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52 if c == -1: |
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53 user, passwd = urllib.unquote(userpass), None |
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54 else: |
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55 user = urllib.unquote(userpass[:c]) |
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56 passwd = urllib.unquote(userpass[c+1:]) |
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57 c = netloc.find(':') |
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58 if c == -1: |
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59 host, port = netloc, None |
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60 else: |
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61 host, port = netloc[:c], netloc[c+1:] |
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62 return host, port, user, passwd |
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63 |
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64 def netlocunsplit(host, port, user=None, passwd=None): |
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65 '''turn host, port, user, passwd into [user[:passwd]@]host[:port].''' |
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66 if port: |
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67 hostport = host + ':' + port |
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68 else: |
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69 hostport = host |
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70 if user: |
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71 if passwd: |
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72 userpass = urllib.quote(user) + ':' + urllib.quote(passwd) |
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73 else: |
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74 userpass = urllib.quote(user) |
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75 return userpass + '@' + hostport |
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76 return hostport |
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77 |
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78 # work around a bug in Python < 2.4.2 |
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79 # (it leaves a "\n" at the end of Proxy-authorization headers) |
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80 class request(urllib2.Request): |
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81 def add_header(self, key, val): |
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82 if key.lower() == 'proxy-authorization': |
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83 val = val.strip() |
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84 return urllib2.Request.add_header(self, key, val) |
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85 |
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86 class httpsendfile(file): |
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87 def __len__(self): |
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88 return os.fstat(self.fileno()).st_size |
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89 |
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90 def _gen_sendfile(connection): |
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91 def _sendfile(self, data): |
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92 # send a file |
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93 if isinstance(data, httpsendfile): |
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94 # if auth required, some data sent twice, so rewind here |
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95 data.seek(0) |
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96 for chunk in util.filechunkiter(data): |
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97 connection.send(self, chunk) |
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98 else: |
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99 connection.send(self, data) |
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100 return _sendfile |
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101 |
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102 class httpconnection(keepalive.HTTPConnection): |
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103 # must be able to send big bundle as stream. |
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104 send = _gen_sendfile(keepalive.HTTPConnection) |
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105 |
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106 class basehttphandler(keepalive.HTTPHandler): |
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107 def http_open(self, req): |
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108 return self.do_open(httpconnection, req) |
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109 |
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110 has_https = hasattr(urllib2, 'HTTPSHandler') |
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111 if has_https: |
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112 class httpsconnection(httplib.HTTPSConnection): |
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113 response_class = keepalive.HTTPResponse |
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114 # must be able to send big bundle as stream. |
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115 send = _gen_sendfile(httplib.HTTPSConnection) |
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116 |
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117 class httphandler(basehttphandler, urllib2.HTTPSHandler): |
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118 def https_open(self, req): |
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119 return self.do_open(httpsconnection, req) |
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120 else: |
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121 class httphandler(basehttphandler): |
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122 pass |
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123 |
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124 def zgenerator(f): |
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125 zd = zlib.decompressobj() |
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126 try: |
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127 for chunk in util.filechunkiter(f): |
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128 yield zd.decompress(chunk) |
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129 except httplib.HTTPException, inst: |
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130 raise IOError(None, _('connection ended unexpectedly')) |
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131 yield zd.flush() |
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132 |
926 | 133 class httprepository(remoterepository): |
60 | 134 def __init__(self, ui, path): |
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135 self.path = path |
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136 self.caps = None |
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137 self.handler = None |
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138 scheme, netloc, urlpath, query, frag = urlparse.urlsplit(path) |
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139 if query or frag: |
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140 raise util.Abort(_('unsupported URL component: "%s"') % |
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141 (query or frag)) |
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142 if not urlpath: urlpath = '/' |
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143 host, port, user, passwd = netlocsplit(netloc) |
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144 |
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145 # urllib cannot handle URLs with embedded user or passwd |
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146 self._url = urlparse.urlunsplit((scheme, netlocunsplit(host, port), |
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147 urlpath, '', '')) |
60 | 148 self.ui = ui |
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149 |
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150 proxyurl = ui.config("http_proxy", "host") or os.getenv('http_proxy') |
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151 # XXX proxyauthinfo = None |
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152 self.handler = httphandler() |
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153 handlers = [self.handler] |
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154 |
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155 if proxyurl: |
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156 # proxy can be proper url or host[:port] |
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157 if not (proxyurl.startswith('http:') or |
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158 proxyurl.startswith('https:')): |
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159 proxyurl = 'http://' + proxyurl + '/' |
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160 snpqf = urlparse.urlsplit(proxyurl) |
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161 proxyscheme, proxynetloc, proxypath, proxyquery, proxyfrag = snpqf |
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162 hpup = netlocsplit(proxynetloc) |
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163 |
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164 proxyhost, proxyport, proxyuser, proxypasswd = hpup |
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165 if not proxyuser: |
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166 proxyuser = ui.config("http_proxy", "user") |
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167 proxypasswd = ui.config("http_proxy", "passwd") |
515 | 168 |
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169 # see if we should use a proxy for this url |
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170 no_list = [ "localhost", "127.0.0.1" ] |
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171 no_list.extend([p.lower() for |
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172 p in ui.configlist("http_proxy", "no")]) |
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173 no_list.extend([p.strip().lower() for |
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174 p in os.getenv("no_proxy", '').split(',') |
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175 if p.strip()]) |
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176 # "http_proxy.always" config is for running tests on localhost |
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177 if (not ui.configbool("http_proxy", "always") and |
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178 host.lower() in no_list): |
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179 ui.debug(_('disabling proxy for %s\n') % host) |
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180 else: |
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181 proxyurl = urlparse.urlunsplit(( |
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182 proxyscheme, netlocunsplit(proxyhost, proxyport, |
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183 proxyuser, proxypasswd or ''), |
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184 proxypath, proxyquery, proxyfrag)) |
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185 handlers.append(urllib2.ProxyHandler({scheme: proxyurl})) |
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186 ui.debug(_('proxying through http://%s:%s\n') % |
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187 (proxyhost, proxyport)) |
321 | 188 |
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189 # urllib2 takes proxy values from the environment and those |
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190 # will take precedence if found, so drop them |
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191 for env in ["HTTP_PROXY", "http_proxy", "no_proxy"]: |
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192 try: |
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193 if os.environ.has_key(env): |
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194 del os.environ[env] |
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195 except OSError: |
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196 pass |
321 | 197 |
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198 passmgr = passwordmgr(ui) |
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199 if user: |
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200 ui.debug(_('http auth: user %s, password %s\n') % |
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201 (user, passwd and '*' * len(passwd) or 'not set')) |
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202 passmgr.add_password(None, host, user, passwd or '') |
321 | 203 |
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204 handlers.extend((urllib2.HTTPBasicAuthHandler(passmgr), |
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205 urllib2.HTTPDigestAuthHandler(passmgr))) |
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206 opener = urllib2.build_opener(*handlers) |
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207 |
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208 # 1.0 here is the _protocol_ version |
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209 opener.addheaders = [('User-agent', 'mercurial/proto-1.0')] |
321 | 210 urllib2.install_opener(opener) |
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211 |
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212 def __del__(self): |
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213 if self.handler: |
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214 self.handler.close_all() |
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215 self.handler = None |
60 | 216 |
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217 def url(self): |
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218 return self.path |
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219 |
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220 # look up capabilities only when needed |
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221 |
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222 def get_caps(self): |
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223 if self.caps is None: |
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224 try: |
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225 self.caps = self.do_read('capabilities').split() |
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226 except hg.RepoError: |
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227 self.caps = () |
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228 self.ui.debug(_('capabilities: %s\n') % |
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229 (' '.join(self.caps or ['none']))) |
2442
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230 return self.caps |
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231 |
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232 capabilities = property(get_caps) |
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233 |
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234 def lock(self): |
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235 raise util.Abort(_('operation not supported over http')) |
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236 |
60 | 237 def do_cmd(self, cmd, **args): |
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238 data = args.pop('data', None) |
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239 headers = args.pop('headers', {}) |
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240 self.ui.debug(_("sending %s command\n") % cmd) |
60 | 241 q = {"cmd": cmd} |
242 q.update(args) | |
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httprepo: record the url after a request, makes pull + redirect works
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243 qs = '?%s' % urllib.urlencode(q) |
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244 cu = "%s%s" % (self._url, qs) |
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ce67fa312f61
Catch urllib's HTTPException and give a meaningful error message to the user.
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245 try: |
3553
3bab1fc0ab75
Turn bundle file into a string for http push, for urllib2 over proxies.
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246 if data: |
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Use httpconnection even with proxies.
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247 self.ui.debug(_("sending %s bytes\n") % |
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248 headers.get('content-length', 'X')) |
4226
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Work around a urllib2 bug in Python < 2.4.2
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249 resp = urllib2.urlopen(request(cu, data, headers)) |
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250 except urllib2.HTTPError, inst: |
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251 if inst.code == 401: |
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252 raise util.Abort(_('authorization failed')) |
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253 raise |
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254 except httplib.HTTPException, inst: |
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|
255 self.ui.debug(_('http error while sending %s command\n') % cmd) |
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|
256 self.ui.print_exc() |
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|
257 raise IOError(None, inst) |
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5dbb3a991bbf
Catch python2.3's IndexError with bogus http proxy settings. (issue203)
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258 except IndexError: |
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Catch python2.3's IndexError with bogus http proxy settings. (issue203)
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259 # this only happens with Python 2.3, later versions raise URLError |
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Catch python2.3's IndexError with bogus http proxy settings. (issue203)
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260 raise util.Abort(_('http error, possibly caused by proxy setting')) |
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|
261 # record the url we got redirected to |
3570
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Inform the user about the new URL when being redirected via http.
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|
262 resp_url = resp.geturl() |
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Inform the user about the new URL when being redirected via http.
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|
263 if resp_url.endswith(qs): |
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Inform the user about the new URL when being redirected via http.
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|
264 resp_url = resp_url[:-len(qs)] |
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Inform the user about the new URL when being redirected via http.
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|
265 if self._url != resp_url: |
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Inform the user about the new URL when being redirected via http.
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|
266 self.ui.status(_('real URL is %s\n') % resp_url) |
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Inform the user about the new URL when being redirected via http.
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|
267 self._url = resp_url |
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|
268 try: |
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|
269 proto = resp.getheader('content-type') |
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|
270 except AttributeError: |
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|
271 proto = resp.headers['content-type'] |
752 | 272 |
753 | 273 # accept old "text/plain" and "application/hg-changegroup" for now |
4012
d1e31d7f7d44
fix handling of multiple Content-type headers
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diff
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|
274 if not proto.startswith('application/mercurial-') and \ |
753 | 275 not proto.startswith('text/plain') and \ |
276 not proto.startswith('application/hg-changegroup'): | |
1402
9d2c2e6b32b5
i18n part2: use '_' for all strings who are part of the user interface
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diff
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|
277 raise hg.RepoError(_("'%s' does not appear to be an hg repository") % |
2673
109a22f5434a
hooks: add url to changegroup, incoming, prechangegroup, pretxnchangegroup hooks
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2612
diff
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|
278 self._url) |
752 | 279 |
4012
d1e31d7f7d44
fix handling of multiple Content-type headers
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|
280 if proto.startswith('application/mercurial-'): |
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fix handling of multiple Content-type headers
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|
281 try: |
4365
aed9e6dceb85
Avoid float rounding errors when checking http protocol version.
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diff
changeset
|
282 version = proto.split('-', 1)[1] |
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Avoid float rounding errors when checking http protocol version.
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diff
changeset
|
283 version_info = tuple([int(n) for n in version.split('.')]) |
4012
d1e31d7f7d44
fix handling of multiple Content-type headers
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diff
changeset
|
284 except ValueError: |
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fix handling of multiple Content-type headers
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diff
changeset
|
285 raise hg.RepoError(_("'%s' sent a broken Content-type " |
d1e31d7f7d44
fix handling of multiple Content-type headers
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diff
changeset
|
286 "header (%s)") % (self._url, proto)) |
4365
aed9e6dceb85
Avoid float rounding errors when checking http protocol version.
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4226
diff
changeset
|
287 if version_info > (0, 1): |
1402
9d2c2e6b32b5
i18n part2: use '_' for all strings who are part of the user interface
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diff
changeset
|
288 raise hg.RepoError(_("'%s' uses newer protocol %s") % |
2673
109a22f5434a
hooks: add url to changegroup, incoming, prechangegroup, pretxnchangegroup hooks
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diff
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|
289 (self._url, version)) |
753 | 290 |
752 | 291 return resp |
60 | 292 |
2435
ff2bac730b99
http client: support persistent connections.
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diff
changeset
|
293 def do_read(self, cmd, **args): |
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http client: support persistent connections.
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diff
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|
294 fp = self.do_cmd(cmd, **args) |
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|
295 try: |
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|
296 return fp.read() |
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changeset
|
297 finally: |
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changeset
|
298 # if using keepalive, allow connection to be reused |
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changeset
|
299 fp.close() |
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|
300 |
3444
3505fcd5a231
Adding changegroupsubset and lookup to web protocol so pull -r and
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parents:
3399
diff
changeset
|
301 def lookup(self, key): |
3445
233c733e4af5
httprepo: add support for passing lookup exception data
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3444
diff
changeset
|
302 d = self.do_cmd("lookup", key = key).read() |
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httprepo: add support for passing lookup exception data
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3444
diff
changeset
|
303 success, data = d[:-1].split(' ', 1) |
233c733e4af5
httprepo: add support for passing lookup exception data
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3444
diff
changeset
|
304 if int(success): |
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diff
changeset
|
305 return bin(data) |
233c733e4af5
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3444
diff
changeset
|
306 raise hg.RepoError(data) |
3444
3505fcd5a231
Adding changegroupsubset and lookup to web protocol so pull -r and
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diff
changeset
|
307 |
222 | 308 def heads(self): |
2435
ff2bac730b99
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diff
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|
309 d = self.do_read("heads") |
222 | 310 try: |
311 return map(bin, d[:-1].split(" ")) | |
312 except: | |
3551
9073d7366776
Use the new UnexpectedOutput exception in httprepo, too.
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diff
changeset
|
313 raise util.UnexpectedOutput(_("unexpected response:"), d) |
222 | 314 |
60 | 315 def branches(self, nodes): |
316 n = " ".join(map(hex, nodes)) | |
2435
ff2bac730b99
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diff
changeset
|
317 d = self.do_read("branches", nodes=n) |
217 | 318 try: |
319 br = [ tuple(map(bin, b.split(" "))) for b in d.splitlines() ] | |
320 return br | |
321 except: | |
3551
9073d7366776
Use the new UnexpectedOutput exception in httprepo, too.
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diff
changeset
|
322 raise util.UnexpectedOutput(_("unexpected response:"), d) |
60 | 323 |
324 def between(self, pairs): | |
325 n = "\n".join(["-".join(map(hex, p)) for p in pairs]) | |
2435
ff2bac730b99
http client: support persistent connections.
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changeset
|
326 d = self.do_read("between", pairs=n) |
217 | 327 try: |
328 p = [ l and map(bin, l.split(" ")) or [] for l in d.splitlines() ] | |
329 return p | |
330 except: | |
3551
9073d7366776
Use the new UnexpectedOutput exception in httprepo, too.
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3548
diff
changeset
|
331 raise util.UnexpectedOutput(_("unexpected response:"), d) |
60 | 332 |
1736
50de0887bbcd
add preoutgoing and outgoing hooks.
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parents:
1402
diff
changeset
|
333 def changegroup(self, nodes, kind): |
60 | 334 n = " ".join(map(hex, nodes)) |
752 | 335 f = self.do_cmd("changegroup", roots=n) |
3668
e99ba8726bda
remove duplicate zgenerator in httprepo
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parents:
3614
diff
changeset
|
336 return util.chunkbuffer(zgenerator(f)) |
3444
3505fcd5a231
Adding changegroupsubset and lookup to web protocol so pull -r and
Eric Hopper <hopper@omnifarious.org>
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3399
diff
changeset
|
337 |
3505fcd5a231
Adding changegroupsubset and lookup to web protocol so pull -r and
Eric Hopper <hopper@omnifarious.org>
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diff
changeset
|
338 def changegroupsubset(self, bases, heads, source): |
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Adding changegroupsubset and lookup to web protocol so pull -r and
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diff
changeset
|
339 baselst = " ".join([hex(n) for n in bases]) |
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Adding changegroupsubset and lookup to web protocol so pull -r and
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diff
changeset
|
340 headlst = " ".join([hex(n) for n in heads]) |
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Adding changegroupsubset and lookup to web protocol so pull -r and
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diff
changeset
|
341 f = self.do_cmd("changegroupsubset", bases=baselst, heads=headlst) |
3668
e99ba8726bda
remove duplicate zgenerator in httprepo
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3614
diff
changeset
|
342 return util.chunkbuffer(zgenerator(f)) |
635
85e2209d401c
Protocol switch from using generators to stream-like objects.
Matt Mackall <mpm@selenic.com>
parents:
634
diff
changeset
|
343 |
2439
e8c4f3d3df8c
extend network protocol to stop clients from locking servers
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parents:
2435
diff
changeset
|
344 def unbundle(self, cg, heads, source): |
2465
c91118f425d0
push over http: client support.
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diff
changeset
|
345 # have to stream bundle to a temp file because we do not have |
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push over http: client support.
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changeset
|
346 # http 1.1 chunked transfer. |
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changeset
|
347 |
3669
f4dc02d7fb71
unduplicate bundle writing code from httprepo
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diff
changeset
|
348 type = "" |
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unduplicate bundle writing code from httprepo
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diff
changeset
|
349 types = self.capable('unbundle') |
3703
e674cae8efee
fix push over HTTP to older servers
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diff
changeset
|
350 # servers older than d1b16a746db6 will send 'unbundle' as a |
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fix push over HTTP to older servers
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changeset
|
351 # boolean capability |
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fix push over HTTP to older servers
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diff
changeset
|
352 try: |
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fix push over HTTP to older servers
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diff
changeset
|
353 types = types.split(',') |
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fix push over HTTP to older servers
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diff
changeset
|
354 except AttributeError: |
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fix push over HTTP to older servers
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diff
changeset
|
355 types = [""] |
3669
f4dc02d7fb71
unduplicate bundle writing code from httprepo
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3668
diff
changeset
|
356 if types: |
3703
e674cae8efee
fix push over HTTP to older servers
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diff
changeset
|
357 for x in types: |
3669
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unduplicate bundle writing code from httprepo
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diff
changeset
|
358 if x in changegroup.bundletypes: |
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359 type = x |
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360 break |
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361 |
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362 tempname = changegroup.writebundle(cg, None, type) |
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363 fp = httpsendfile(tempname, "rb") |
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364 try: |
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365 try: |
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366 rfp = self.do_cmd( |
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367 'unbundle', data=fp, |
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368 headers={'content-type': 'application/octet-stream'}, |
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369 heads=' '.join(map(hex, heads))) |
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370 try: |
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371 ret = int(rfp.readline()) |
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372 self.ui.write(rfp.read()) |
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373 return ret |
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374 finally: |
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375 rfp.close() |
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376 except socket.error, err: |
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377 if err[0] in (errno.ECONNRESET, errno.EPIPE): |
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378 raise util.Abort(_('push failed: %s') % err[1]) |
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379 raise util.Abort(err[1]) |
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380 finally: |
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381 fp.close() |
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382 os.unlink(tempname) |
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383 |
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384 def stream_out(self): |
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385 return self.do_cmd('stream_out') |
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386 |
923 | 387 class httpsrepository(httprepository): |
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388 def __init__(self, ui, path): |
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389 if not has_https: |
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390 raise util.Abort(_('Python support for SSL and HTTPS ' |
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391 'is not installed')) |
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392 httprepository.__init__(self, ui, path) |
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393 |
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394 def instance(ui, path, create): |
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395 if create: |
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396 raise util.Abort(_('cannot create new http repository')) |
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397 if path.startswith('hg:'): |
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398 ui.warn(_("hg:// syntax is deprecated, please use http:// instead\n")) |
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399 path = 'http:' + path[3:] |
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400 if path.startswith('https:'): |
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401 return httpsrepository(ui, path) |
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402 return httprepository(ui, path) |