Mercurial > hg
annotate mercurial/hgweb/hgweb_mod.py @ 14554:68db17047637
hg: add peer method
author | Matt Mackall <mpm@selenic.com> |
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date | Fri, 10 Jun 2011 11:43:38 -0500 |
parents | a1c31c64bcd3 |
children | 44382887d012 4f39610996fa |
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1 # hgweb/hgweb_mod.py - Web interface for a repository. |
131 | 2 # |
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3 # Copyright 21 May 2005 - (c) 2005 Jake Edge <jake@edge2.net> |
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4 # Copyright 2005-2007 Matt Mackall <mpm@selenic.com> |
131 | 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. |
131 | 8 |
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9 import os |
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10 from mercurial import ui, hg, hook, error, encoding, templater |
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11 from common import get_stat, ErrorResponse, permhooks, caching |
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12 from common import HTTP_OK, HTTP_NOT_MODIFIED, HTTP_BAD_REQUEST |
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13 from common import HTTP_NOT_FOUND, HTTP_SERVER_ERROR |
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14 from request import wsgirequest |
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15 import webcommands, protocol, webutil |
138 | 16 |
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17 perms = { |
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18 'changegroup': 'pull', |
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19 'changegroupsubset': 'pull', |
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20 'getbundle': 'pull', |
11370 | 21 'stream_out': 'pull', |
22 'listkeys': 'pull', | |
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23 'unbundle': 'push', |
11370 | 24 'pushkey': 'push', |
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25 } |
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26 |
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27 class hgweb(object): |
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28 def __init__(self, repo, name=None, baseui=None): |
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29 if isinstance(repo, str): |
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30 if baseui: |
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31 u = baseui.copy() |
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32 else: |
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33 u = ui.ui() |
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34 self.repo = hg.repository(u, repo) |
987 | 35 else: |
36 self.repo = repo | |
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37 |
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38 self.repo.ui.setconfig('ui', 'report_untrusted', 'off') |
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39 self.repo.ui.setconfig('ui', 'interactive', 'off') |
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40 hook.redirect(True) |
258 | 41 self.mtime = -1 |
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42 self.size = -1 |
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43 self.reponame = name |
1078 | 44 self.archives = 'zip', 'gz', 'bz2' |
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45 self.stripecount = 1 |
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46 # a repo owner may set web.templates in .hg/hgrc to get any file |
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47 # readable by the user running the CGI script |
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48 self.templatepath = self.config('web', 'templates') |
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49 |
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50 # The CGI scripts are often run by a user different from the repo owner. |
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51 # Trust the settings from the .hg/hgrc files by default. |
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52 def config(self, section, name, default=None, untrusted=True): |
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53 return self.repo.ui.config(section, name, default, |
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54 untrusted=untrusted) |
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55 |
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56 def configbool(self, section, name, default=False, untrusted=True): |
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57 return self.repo.ui.configbool(section, name, default, |
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58 untrusted=untrusted) |
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59 |
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60 def configlist(self, section, name, default=None, untrusted=True): |
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61 return self.repo.ui.configlist(section, name, default, |
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62 untrusted=untrusted) |
131 | 63 |
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64 def refresh(self, request=None): |
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65 if request: |
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66 self.repo.ui.environ = request.env |
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67 st = get_stat(self.repo.spath) |
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68 # compare changelog size in addition to mtime to catch |
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69 # rollbacks made less than a second ago |
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70 if st.st_mtime != self.mtime or st.st_size != self.size: |
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71 self.mtime = st.st_mtime |
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72 self.size = st.st_size |
1213 | 73 self.repo = hg.repository(self.repo.ui, self.repo.root) |
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74 self.maxchanges = int(self.config("web", "maxchanges", 10)) |
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75 self.stripecount = int(self.config("web", "stripes", 1)) |
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76 self.maxshortchanges = int(self.config("web", "maxshortchanges", 60)) |
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77 self.maxfiles = int(self.config("web", "maxfiles", 10)) |
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78 self.allowpull = self.configbool("web", "allowpull", True) |
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79 encoding.encoding = self.config("web", "encoding", |
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80 encoding.encoding) |
258 | 81 |
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82 def run(self): |
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83 if not os.environ.get('GATEWAY_INTERFACE', '').startswith("CGI/1."): |
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84 raise RuntimeError("This function is only intended to be " |
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85 "called while running as a CGI script.") |
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86 import mercurial.hgweb.wsgicgi as wsgicgi |
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87 wsgicgi.launch(self) |
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88 |
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89 def __call__(self, env, respond): |
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90 req = wsgirequest(env, respond) |
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91 return self.run_wsgi(req) |
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92 |
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93 def run_wsgi(self, req): |
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94 |
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95 self.refresh(req) |
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96 |
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97 # work with CGI variables to create coherent structure |
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98 # use SCRIPT_NAME, PATH_INFO and QUERY_STRING as well as our REPO_NAME |
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99 |
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100 req.url = req.env['SCRIPT_NAME'] |
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101 if not req.url.endswith('/'): |
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102 req.url += '/' |
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103 if 'REPO_NAME' in req.env: |
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104 req.url += req.env['REPO_NAME'] + '/' |
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105 |
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106 if 'PATH_INFO' in req.env: |
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107 parts = req.env['PATH_INFO'].strip('/').split('/') |
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108 repo_parts = req.env.get('REPO_NAME', '').split('/') |
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109 if parts[:len(repo_parts)] == repo_parts: |
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110 parts = parts[len(repo_parts):] |
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111 query = '/'.join(parts) |
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112 else: |
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113 query = req.env['QUERY_STRING'].split('&', 1)[0] |
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114 query = query.split(';', 1)[0] |
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115 |
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116 # process this if it's a protocol request |
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117 # protocol bits don't need to create any URLs |
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118 # and the clients always use the old URL structure |
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119 |
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120 cmd = req.form.get('cmd', [''])[0] |
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121 if protocol.iscmd(cmd): |
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122 try: |
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123 if query: |
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124 raise ErrorResponse(HTTP_NOT_FOUND) |
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125 if cmd in perms: |
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126 self.check_perm(req, perms[cmd]) |
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127 return protocol.call(self.repo, req, cmd) |
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128 except ErrorResponse, inst: |
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129 # A client that sends unbundle without 100-continue will |
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130 # break if we respond early. |
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131 if (cmd == 'unbundle' and |
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132 req.env.get('HTTP_EXPECT', |
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133 '').lower() != '100-continue'): |
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134 req.drain() |
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135 req.respond(inst, protocol.HGTYPE) |
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136 return '0\n%s\n' % inst.message |
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137 |
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138 # translate user-visible url structure to internal structure |
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139 |
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140 args = query.split('/', 2) |
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141 if 'cmd' not in req.form and args and args[0]: |
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142 |
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143 cmd = args.pop(0) |
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144 style = cmd.rfind('-') |
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145 if style != -1: |
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146 req.form['style'] = [cmd[:style]] |
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147 cmd = cmd[style + 1:] |
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148 |
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149 # avoid accepting e.g. style parameter as command |
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150 if hasattr(webcommands, cmd): |
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151 req.form['cmd'] = [cmd] |
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152 else: |
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153 cmd = '' |
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154 |
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155 if cmd == 'static': |
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156 req.form['file'] = ['/'.join(args)] |
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157 else: |
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158 if args and args[0]: |
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159 node = args.pop(0) |
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160 req.form['node'] = [node] |
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161 if args: |
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162 req.form['file'] = args |
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163 |
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164 ua = req.env.get('HTTP_USER_AGENT', '') |
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165 if cmd == 'rev' and 'mercurial' in ua: |
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166 req.form['style'] = ['raw'] |
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167 |
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168 if cmd == 'archive': |
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169 fn = req.form['node'][0] |
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170 for type_, spec in self.archive_specs.iteritems(): |
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171 ext = spec[2] |
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172 if fn.endswith(ext): |
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173 req.form['node'] = [fn[:-len(ext)]] |
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174 req.form['type'] = [type_] |
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175 |
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176 # process the web interface request |
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177 |
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178 try: |
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179 tmpl = self.templater(req) |
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180 ctype = tmpl('mimetype', encoding=encoding.encoding) |
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181 ctype = templater.stringify(ctype) |
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182 |
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183 # check read permissions non-static content |
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184 if cmd != 'static': |
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185 self.check_perm(req, None) |
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186 |
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187 if cmd == '': |
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188 req.form['cmd'] = [tmpl.cache['default']] |
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189 cmd = req.form['cmd'][0] |
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190 |
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|
191 if self.configbool('web', 'cache', True): |
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192 caching(self, req) # sets ETag header or raises NOT_MODIFIED |
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193 if cmd not in webcommands.__all__: |
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194 msg = 'no such method: %s' % cmd |
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195 raise ErrorResponse(HTTP_BAD_REQUEST, msg) |
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196 elif cmd == 'file' and 'raw' in req.form.get('style', []): |
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197 self.ctype = ctype |
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198 content = webcommands.rawfile(self, req, tmpl) |
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199 else: |
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200 content = getattr(webcommands, cmd)(self, req, tmpl) |
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201 req.respond(HTTP_OK, ctype) |
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202 |
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203 return content |
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204 |
7633 | 205 except error.LookupError, err: |
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206 req.respond(HTTP_NOT_FOUND, ctype) |
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207 msg = str(err) |
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208 if 'manifest' not in msg: |
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209 msg = 'revision not found: %s' % err.name |
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210 return tmpl('error', error=msg) |
7637 | 211 except (error.RepoError, error.RevlogError), inst: |
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212 req.respond(HTTP_SERVER_ERROR, ctype) |
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213 return tmpl('error', error=str(inst)) |
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214 except ErrorResponse, inst: |
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215 req.respond(inst, ctype) |
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216 if inst.code == HTTP_NOT_MODIFIED: |
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217 # Not allowed to return a body on a 304 |
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218 return [''] |
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219 return tmpl('error', error=inst.message) |
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220 |
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221 def templater(self, req): |
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222 |
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223 # determine scheme, port and server name |
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224 # this is needed to create absolute urls |
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225 |
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226 proto = req.env.get('wsgi.url_scheme') |
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227 if proto == 'https': |
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228 proto = 'https' |
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229 default_port = "443" |
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230 else: |
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231 proto = 'http' |
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232 default_port = "80" |
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233 |
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234 port = req.env["SERVER_PORT"] |
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235 port = port != default_port and (":" + port) or "" |
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236 urlbase = '%s://%s%s' % (proto, req.env['SERVER_NAME'], port) |
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237 logourl = self.config("web", "logourl", "http://mercurial.selenic.com/") |
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238 staticurl = self.config("web", "staticurl") or req.url + 'static/' |
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239 if not staticurl.endswith('/'): |
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240 staticurl += '/' |
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241 |
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242 # some functions for the templater |
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243 |
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244 def header(**map): |
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245 yield tmpl('header', encoding=encoding.encoding, **map) |
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246 |
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247 def footer(**map): |
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248 yield tmpl("footer", **map) |
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249 |
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250 def motd(**map): |
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251 yield self.config("web", "motd", "") |
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252 |
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253 # figure out which style to use |
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254 |
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255 vars = {} |
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256 styles = ( |
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257 req.form.get('style', [None])[0], |
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258 self.config('web', 'style'), |
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259 'paper', |
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260 ) |
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261 style, mapfile = templater.stylemap(styles, self.templatepath) |
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262 if style == styles[0]: |
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263 vars['style'] = style |
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264 |
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265 start = req.url[-1] == '?' and '&' or '?' |
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266 sessionvars = webutil.sessionvars(vars, start) |
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267 |
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268 if not self.reponame: |
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269 self.reponame = (self.config("web", "name") |
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270 or req.env.get('REPO_NAME') |
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271 or req.url.strip('/') or self.repo.root) |
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272 |
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273 # create the templater |
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274 |
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275 tmpl = templater.templater(mapfile, |
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276 defaults={"url": req.url, |
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277 "logourl": logourl, |
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278 "staticurl": staticurl, |
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279 "urlbase": urlbase, |
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280 "repo": self.reponame, |
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281 "header": header, |
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282 "footer": footer, |
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283 "motd": motd, |
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284 "sessionvars": sessionvars |
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285 }) |
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286 return tmpl |
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287 |
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288 def archivelist(self, nodeid): |
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289 allowed = self.configlist("web", "allow_archive") |
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290 for i, spec in self.archive_specs.iteritems(): |
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291 if i in allowed or self.configbool("web", "allow" + i): |
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292 yield {"type" : i, "extension" : spec[2], "node" : nodeid} |
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293 |
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294 archive_specs = { |
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295 'bz2': ('application/x-bzip2', 'tbz2', '.tar.bz2', None), |
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296 'gz': ('application/x-gzip', 'tgz', '.tar.gz', None), |
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297 'zip': ('application/zip', 'zip', '.zip', None), |
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298 } |
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299 |
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300 def check_perm(self, req, op): |
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301 for hook in permhooks: |
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302 hook(self, req, op) |