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@@ -1,472 +1,473 b'' | |||
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1 | 1 | # hgweb/hgweb_mod.py - Web interface for a repository. |
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2 | 2 | # |
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3 | 3 | # Copyright 21 May 2005 - (c) 2005 Jake Edge <jake@edge2.net> |
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4 | 4 | # Copyright 2005-2007 Matt Mackall <mpm@selenic.com> |
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5 | 5 | # |
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6 | 6 | # This software may be used and distributed according to the terms of the |
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7 | 7 | # GNU General Public License version 2 or any later version. |
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8 | 8 | |
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9 | 9 | from __future__ import absolute_import |
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10 | 10 | |
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11 | 11 | import contextlib |
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12 | 12 | import os |
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13 | 13 | |
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14 | 14 | from .common import ( |
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15 | 15 | ErrorResponse, |
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16 | 16 | HTTP_BAD_REQUEST, |
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17 | 17 | HTTP_NOT_FOUND, |
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18 | 18 | HTTP_NOT_MODIFIED, |
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19 | 19 | HTTP_OK, |
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20 | 20 | HTTP_SERVER_ERROR, |
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21 | 21 | caching, |
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22 | 22 | cspvalues, |
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23 | 23 | permhooks, |
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24 | 24 | ) |
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25 | 25 | from .request import wsgirequest |
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26 | 26 | |
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27 | 27 | from .. import ( |
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28 | 28 | encoding, |
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29 | 29 | error, |
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30 | 30 | formatter, |
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31 | 31 | hg, |
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32 | 32 | hook, |
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33 | 33 | profiling, |
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34 | 34 | pycompat, |
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35 | 35 | repoview, |
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36 | 36 | templatefilters, |
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37 | 37 | templater, |
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38 | 38 | ui as uimod, |
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39 | 39 | util, |
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40 | 40 | wireprotoserver, |
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41 | 41 | ) |
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42 | 42 | |
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43 | 43 | from . import ( |
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44 | 44 | webcommands, |
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45 | 45 | webutil, |
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46 | 46 | wsgicgi, |
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47 | 47 | ) |
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48 | 48 | |
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49 | 49 | archivespecs = util.sortdict(( |
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50 | 50 | ('zip', ('application/zip', 'zip', '.zip', None)), |
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51 | 51 | ('gz', ('application/x-gzip', 'tgz', '.tar.gz', None)), |
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52 | 52 | ('bz2', ('application/x-bzip2', 'tbz2', '.tar.bz2', None)), |
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53 | 53 | )) |
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54 | 54 | |
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55 | 55 | def getstyle(req, configfn, templatepath): |
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56 | 56 | fromreq = req.form.get('style', [None])[0] |
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57 | 57 | styles = ( |
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58 | 58 | fromreq, |
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59 | 59 | configfn('web', 'style'), |
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60 | 60 | 'paper', |
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61 | 61 | ) |
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62 | 62 | return styles, templater.stylemap(styles, templatepath) |
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63 | 63 | |
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64 | 64 | def makebreadcrumb(url, prefix=''): |
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65 | 65 | '''Return a 'URL breadcrumb' list |
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66 | 66 | |
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67 | 67 | A 'URL breadcrumb' is a list of URL-name pairs, |
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68 | 68 | corresponding to each of the path items on a URL. |
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69 | 69 | This can be used to create path navigation entries. |
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70 | 70 | ''' |
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71 | 71 | if url.endswith('/'): |
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72 | 72 | url = url[:-1] |
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73 | 73 | if prefix: |
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74 | 74 | url = '/' + prefix + url |
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75 | 75 | relpath = url |
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76 | 76 | if relpath.startswith('/'): |
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77 | 77 | relpath = relpath[1:] |
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78 | 78 | |
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79 | 79 | breadcrumb = [] |
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80 | 80 | urlel = url |
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81 | 81 | pathitems = [''] + relpath.split('/') |
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82 | 82 | for pathel in reversed(pathitems): |
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83 | 83 | if not pathel or not urlel: |
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84 | 84 | break |
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85 | 85 | breadcrumb.append({'url': urlel, 'name': pathel}) |
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86 | 86 | urlel = os.path.dirname(urlel) |
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87 | 87 | return reversed(breadcrumb) |
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88 | 88 | |
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89 | 89 | class requestcontext(object): |
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90 | 90 | """Holds state/context for an individual request. |
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91 | 91 | |
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92 | 92 | Servers can be multi-threaded. Holding state on the WSGI application |
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93 | 93 | is prone to race conditions. Instances of this class exist to hold |
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94 | 94 | mutable and race-free state for requests. |
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95 | 95 | """ |
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96 | 96 | def __init__(self, app, repo): |
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97 | 97 | self.repo = repo |
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98 | 98 | self.reponame = app.reponame |
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99 | 99 | |
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100 | 100 | self.archivespecs = archivespecs |
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101 | 101 | |
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102 | 102 | self.maxchanges = self.configint('web', 'maxchanges') |
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103 | 103 | self.stripecount = self.configint('web', 'stripes') |
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104 | 104 | self.maxshortchanges = self.configint('web', 'maxshortchanges') |
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105 | 105 | self.maxfiles = self.configint('web', 'maxfiles') |
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106 | 106 | self.allowpull = self.configbool('web', 'allow-pull') |
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107 | 107 | |
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108 | 108 | # we use untrusted=False to prevent a repo owner from using |
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109 | 109 | # web.templates in .hg/hgrc to get access to any file readable |
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110 | 110 | # by the user running the CGI script |
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111 | 111 | self.templatepath = self.config('web', 'templates', untrusted=False) |
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112 | 112 | |
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113 | 113 | # This object is more expensive to build than simple config values. |
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114 | 114 | # It is shared across requests. The app will replace the object |
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115 | 115 | # if it is updated. Since this is a reference and nothing should |
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116 | 116 | # modify the underlying object, it should be constant for the lifetime |
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117 | 117 | # of the request. |
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118 | 118 | self.websubtable = app.websubtable |
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119 | 119 | |
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120 | 120 | self.csp, self.nonce = cspvalues(self.repo.ui) |
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121 | 121 | |
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122 | 122 | # Trust the settings from the .hg/hgrc files by default. |
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123 | 123 | def config(self, section, name, default=uimod._unset, untrusted=True): |
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124 | 124 | return self.repo.ui.config(section, name, default, |
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125 | 125 | untrusted=untrusted) |
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126 | 126 | |
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127 | 127 | def configbool(self, section, name, default=uimod._unset, untrusted=True): |
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128 | 128 | return self.repo.ui.configbool(section, name, default, |
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129 | 129 | untrusted=untrusted) |
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130 | 130 | |
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131 | 131 | def configint(self, section, name, default=uimod._unset, untrusted=True): |
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132 | 132 | return self.repo.ui.configint(section, name, default, |
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133 | 133 | untrusted=untrusted) |
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134 | 134 | |
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135 | 135 | def configlist(self, section, name, default=uimod._unset, untrusted=True): |
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136 | 136 | return self.repo.ui.configlist(section, name, default, |
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137 | 137 | untrusted=untrusted) |
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138 | 138 | |
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139 | 139 | def archivelist(self, nodeid): |
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140 | 140 | allowed = self.configlist('web', 'allow_archive') |
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141 | 141 | for typ, spec in self.archivespecs.iteritems(): |
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142 | 142 | if typ in allowed or self.configbool('web', 'allow%s' % typ): |
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143 | 143 | yield {'type': typ, 'extension': spec[2], 'node': nodeid} |
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144 | 144 | |
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145 | 145 | def templater(self, req): |
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146 | 146 | # determine scheme, port and server name |
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147 | 147 | # this is needed to create absolute urls |
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148 | 148 | |
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149 | 149 | proto = req.env.get('wsgi.url_scheme') |
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150 | 150 | if proto == 'https': |
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151 | 151 | proto = 'https' |
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152 | 152 | default_port = '443' |
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153 | 153 | else: |
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154 | 154 | proto = 'http' |
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155 | 155 | default_port = '80' |
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156 | 156 | |
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157 | 157 | port = req.env[r'SERVER_PORT'] |
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158 | 158 | port = port != default_port and (r':' + port) or r'' |
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159 | 159 | urlbase = r'%s://%s%s' % (proto, req.env[r'SERVER_NAME'], port) |
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160 | 160 | logourl = self.config('web', 'logourl') |
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161 | 161 | logoimg = self.config('web', 'logoimg') |
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162 |
staticurl = self.config('web', 'staticurl') |
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162 | staticurl = (self.config('web', 'staticurl') | |
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163 | or pycompat.sysbytes(req.url) + 'static/') | |
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163 | 164 | if not staticurl.endswith('/'): |
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164 | 165 | staticurl += '/' |
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165 | 166 | |
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166 | 167 | # some functions for the templater |
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167 | 168 | |
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168 | 169 | def motd(**map): |
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169 | 170 | yield self.config('web', 'motd') |
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170 | 171 | |
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171 | 172 | # figure out which style to use |
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172 | 173 | |
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173 | 174 | vars = {} |
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174 | 175 | styles, (style, mapfile) = getstyle(req, self.config, |
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175 | 176 | self.templatepath) |
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176 | 177 | if style == styles[0]: |
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177 | 178 | vars['style'] = style |
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178 | 179 | |
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179 | 180 | start = '&' if req.url[-1] == r'?' else '?' |
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180 | 181 | sessionvars = webutil.sessionvars(vars, start) |
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181 | 182 | |
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182 | 183 | if not self.reponame: |
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183 | 184 | self.reponame = (self.config('web', 'name', '') |
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184 | 185 | or req.env.get('REPO_NAME') |
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185 | or req.url.strip('/') or self.repo.root) | |
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186 | or req.url.strip(r'/') or self.repo.root) | |
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186 | 187 | |
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187 | 188 | def websubfilter(text): |
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188 | 189 | return templatefilters.websub(text, self.websubtable) |
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189 | 190 | |
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190 | 191 | # create the templater |
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191 | 192 | # TODO: export all keywords: defaults = templatekw.keywords.copy() |
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192 | 193 | defaults = { |
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193 | 'url': req.url, | |
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194 | 'url': pycompat.sysbytes(req.url), | |
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194 | 195 | 'logourl': logourl, |
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195 | 196 | 'logoimg': logoimg, |
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196 | 197 | 'staticurl': staticurl, |
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197 | 198 | 'urlbase': urlbase, |
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198 | 199 | 'repo': self.reponame, |
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199 | 200 | 'encoding': encoding.encoding, |
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200 | 201 | 'motd': motd, |
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201 | 202 | 'sessionvars': sessionvars, |
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202 | 'pathdef': makebreadcrumb(req.url), | |
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203 | 'pathdef': makebreadcrumb(pycompat.sysbytes(req.url)), | |
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203 | 204 | 'style': style, |
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204 | 205 | 'nonce': self.nonce, |
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205 | 206 | } |
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206 | 207 | tres = formatter.templateresources(self.repo.ui, self.repo) |
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207 | 208 | tmpl = templater.templater.frommapfile(mapfile, |
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208 | 209 | filters={'websub': websubfilter}, |
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209 | 210 | defaults=defaults, |
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210 | 211 | resources=tres) |
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211 | 212 | return tmpl |
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212 | 213 | |
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213 | 214 | |
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214 | 215 | class hgweb(object): |
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215 | 216 | """HTTP server for individual repositories. |
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216 | 217 | |
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217 | 218 | Instances of this class serve HTTP responses for a particular |
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218 | 219 | repository. |
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219 | 220 | |
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220 | 221 | Instances are typically used as WSGI applications. |
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221 | 222 | |
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222 | 223 | Some servers are multi-threaded. On these servers, there may |
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223 | 224 | be multiple active threads inside __call__. |
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224 | 225 | """ |
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225 | 226 | def __init__(self, repo, name=None, baseui=None): |
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226 | 227 | if isinstance(repo, str): |
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227 | 228 | if baseui: |
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228 | 229 | u = baseui.copy() |
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229 | 230 | else: |
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230 | 231 | u = uimod.ui.load() |
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231 | 232 | r = hg.repository(u, repo) |
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232 | 233 | else: |
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233 | 234 | # we trust caller to give us a private copy |
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234 | 235 | r = repo |
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235 | 236 | |
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236 | 237 | r.ui.setconfig('ui', 'report_untrusted', 'off', 'hgweb') |
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237 | 238 | r.baseui.setconfig('ui', 'report_untrusted', 'off', 'hgweb') |
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238 | 239 | r.ui.setconfig('ui', 'nontty', 'true', 'hgweb') |
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239 | 240 | r.baseui.setconfig('ui', 'nontty', 'true', 'hgweb') |
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240 | 241 | # resolve file patterns relative to repo root |
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241 | 242 | r.ui.setconfig('ui', 'forcecwd', r.root, 'hgweb') |
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242 | 243 | r.baseui.setconfig('ui', 'forcecwd', r.root, 'hgweb') |
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243 | 244 | # displaying bundling progress bar while serving feel wrong and may |
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244 | 245 | # break some wsgi implementation. |
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245 | 246 | r.ui.setconfig('progress', 'disable', 'true', 'hgweb') |
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246 | 247 | r.baseui.setconfig('progress', 'disable', 'true', 'hgweb') |
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247 | 248 | self._repos = [hg.cachedlocalrepo(self._webifyrepo(r))] |
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248 | 249 | self._lastrepo = self._repos[0] |
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249 | 250 | hook.redirect(True) |
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250 | 251 | self.reponame = name |
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251 | 252 | |
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252 | 253 | def _webifyrepo(self, repo): |
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253 | 254 | repo = getwebview(repo) |
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254 | 255 | self.websubtable = webutil.getwebsubs(repo) |
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255 | 256 | return repo |
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256 | 257 | |
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257 | 258 | @contextlib.contextmanager |
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258 | 259 | def _obtainrepo(self): |
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259 | 260 | """Obtain a repo unique to the caller. |
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260 | 261 | |
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261 | 262 | Internally we maintain a stack of cachedlocalrepo instances |
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262 | 263 | to be handed out. If one is available, we pop it and return it, |
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263 | 264 | ensuring it is up to date in the process. If one is not available, |
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264 | 265 | we clone the most recently used repo instance and return it. |
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265 | 266 | |
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266 | 267 | It is currently possible for the stack to grow without bounds |
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267 | 268 | if the server allows infinite threads. However, servers should |
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268 | 269 | have a thread limit, thus establishing our limit. |
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269 | 270 | """ |
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270 | 271 | if self._repos: |
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271 | 272 | cached = self._repos.pop() |
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272 | 273 | r, created = cached.fetch() |
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273 | 274 | else: |
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274 | 275 | cached = self._lastrepo.copy() |
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275 | 276 | r, created = cached.fetch() |
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276 | 277 | if created: |
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277 | 278 | r = self._webifyrepo(r) |
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278 | 279 | |
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279 | 280 | self._lastrepo = cached |
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280 | 281 | self.mtime = cached.mtime |
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281 | 282 | try: |
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282 | 283 | yield r |
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283 | 284 | finally: |
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284 | 285 | self._repos.append(cached) |
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285 | 286 | |
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286 | 287 | def run(self): |
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287 | 288 | """Start a server from CGI environment. |
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288 | 289 | |
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289 | 290 | Modern servers should be using WSGI and should avoid this |
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290 | 291 | method, if possible. |
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291 | 292 | """ |
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292 | 293 | if not encoding.environ.get('GATEWAY_INTERFACE', |
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293 | 294 | '').startswith("CGI/1."): |
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294 | 295 | raise RuntimeError("This function is only intended to be " |
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295 | 296 | "called while running as a CGI script.") |
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296 | 297 | wsgicgi.launch(self) |
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297 | 298 | |
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298 | 299 | def __call__(self, env, respond): |
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299 | 300 | """Run the WSGI application. |
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300 | 301 | |
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301 | 302 | This may be called by multiple threads. |
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302 | 303 | """ |
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303 | 304 | req = wsgirequest(env, respond) |
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304 | 305 | return self.run_wsgi(req) |
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305 | 306 | |
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306 | 307 | def run_wsgi(self, req): |
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307 | 308 | """Internal method to run the WSGI application. |
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308 | 309 | |
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309 | 310 | This is typically only called by Mercurial. External consumers |
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310 | 311 | should be using instances of this class as the WSGI application. |
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311 | 312 | """ |
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312 | 313 | with self._obtainrepo() as repo: |
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313 | 314 | profile = repo.ui.configbool('profiling', 'enabled') |
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314 | 315 | with profiling.profile(repo.ui, enabled=profile): |
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315 | 316 | for r in self._runwsgi(req, repo): |
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316 | 317 | yield r |
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317 | 318 | |
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318 | 319 | def _runwsgi(self, req, repo): |
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319 | 320 | rctx = requestcontext(self, repo) |
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320 | 321 | |
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321 | 322 | # This state is global across all threads. |
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322 | 323 | encoding.encoding = rctx.config('web', 'encoding') |
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323 | 324 | rctx.repo.ui.environ = req.env |
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324 | 325 | |
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325 | 326 | if rctx.csp: |
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326 | 327 | # hgwebdir may have added CSP header. Since we generate our own, |
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327 | 328 | # replace it. |
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328 | 329 | req.headers = [h for h in req.headers |
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329 | 330 | if h[0] != 'Content-Security-Policy'] |
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330 | 331 | req.headers.append(('Content-Security-Policy', rctx.csp)) |
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331 | 332 | |
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332 | 333 | # work with CGI variables to create coherent structure |
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333 | 334 | # use SCRIPT_NAME, PATH_INFO and QUERY_STRING as well as our REPO_NAME |
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334 | 335 | |
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335 | 336 | req.url = req.env[r'SCRIPT_NAME'] |
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336 | if not req.url.endswith('/'): | |
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337 | req.url += '/' | |
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337 | if not req.url.endswith(r'/'): | |
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338 | req.url += r'/' | |
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338 | 339 | if req.env.get('REPO_NAME'): |
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339 | 340 | req.url += req.env[r'REPO_NAME'] + r'/' |
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340 | 341 | |
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341 | 342 | if r'PATH_INFO' in req.env: |
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342 | parts = req.env[r'PATH_INFO'].strip('/').split('/') | |
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343 | parts = req.env[r'PATH_INFO'].strip(r'/').split(r'/') | |
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343 | 344 | repo_parts = req.env.get(r'REPO_NAME', r'').split(r'/') |
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344 | 345 | if parts[:len(repo_parts)] == repo_parts: |
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345 | 346 | parts = parts[len(repo_parts):] |
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346 | query = '/'.join(parts) | |
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347 | query = r'/'.join(parts) | |
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347 | 348 | else: |
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348 | 349 | query = req.env[r'QUERY_STRING'].partition(r'&')[0] |
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349 | 350 | query = query.partition(r';')[0] |
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350 | 351 | |
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351 | 352 | # Route it to a wire protocol handler if it looks like a wire protocol |
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352 | 353 | # request. |
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353 | 354 | protohandler = wireprotoserver.parsehttprequest(rctx, req, query, |
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354 | 355 | self.check_perm) |
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355 | 356 | |
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356 | 357 | if protohandler: |
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357 | 358 | try: |
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358 | 359 | if query: |
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359 | 360 | raise ErrorResponse(HTTP_NOT_FOUND) |
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360 | 361 | |
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361 | 362 | return protohandler['dispatch']() |
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362 | 363 | except ErrorResponse as inst: |
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363 | 364 | return protohandler['handleerror'](inst) |
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364 | 365 | |
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365 | 366 | # translate user-visible url structure to internal structure |
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366 | 367 | |
|
367 | args = query.split('/', 2) | |
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368 | args = query.split(r'/', 2) | |
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368 | 369 | if 'cmd' not in req.form and args and args[0]: |
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369 | 370 | cmd = args.pop(0) |
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370 | 371 | style = cmd.rfind('-') |
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371 | 372 | if style != -1: |
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372 | 373 | req.form['style'] = [cmd[:style]] |
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373 | 374 | cmd = cmd[style + 1:] |
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374 | 375 | |
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375 | 376 | # avoid accepting e.g. style parameter as command |
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376 | 377 | if util.safehasattr(webcommands, cmd): |
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377 | 378 | req.form['cmd'] = [cmd] |
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378 | 379 | |
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379 | 380 | if cmd == 'static': |
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380 | 381 | req.form['file'] = ['/'.join(args)] |
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381 | 382 | else: |
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382 | 383 | if args and args[0]: |
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383 | 384 | node = args.pop(0).replace('%2F', '/') |
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384 | 385 | req.form['node'] = [node] |
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385 | 386 | if args: |
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386 | 387 | req.form['file'] = args |
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387 | 388 | |
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388 | 389 | ua = req.env.get('HTTP_USER_AGENT', '') |
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389 | 390 | if cmd == 'rev' and 'mercurial' in ua: |
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390 | 391 | req.form['style'] = ['raw'] |
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391 | 392 | |
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392 | 393 | if cmd == 'archive': |
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393 | 394 | fn = req.form['node'][0] |
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394 | 395 | for type_, spec in rctx.archivespecs.iteritems(): |
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395 | 396 | ext = spec[2] |
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396 | 397 | if fn.endswith(ext): |
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397 | 398 | req.form['node'] = [fn[:-len(ext)]] |
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398 | 399 | req.form['type'] = [type_] |
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399 | 400 | else: |
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400 | 401 | cmd = req.form.get('cmd', [''])[0] |
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401 | 402 | |
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402 | 403 | # process the web interface request |
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403 | 404 | |
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404 | 405 | try: |
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405 | 406 | tmpl = rctx.templater(req) |
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406 | 407 | ctype = tmpl('mimetype', encoding=encoding.encoding) |
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407 | 408 | ctype = templater.stringify(ctype) |
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408 | 409 | |
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409 | 410 | # check read permissions non-static content |
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410 | 411 | if cmd != 'static': |
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411 | 412 | self.check_perm(rctx, req, None) |
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412 | 413 | |
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413 | 414 | if cmd == '': |
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414 | 415 | req.form['cmd'] = [tmpl.cache['default']] |
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415 | 416 | cmd = req.form['cmd'][0] |
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416 | 417 | |
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417 | 418 | # Don't enable caching if using a CSP nonce because then it wouldn't |
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418 | 419 | # be a nonce. |
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419 | 420 | if rctx.configbool('web', 'cache') and not rctx.nonce: |
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420 | 421 | caching(self, req) # sets ETag header or raises NOT_MODIFIED |
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421 | 422 | if cmd not in webcommands.__all__: |
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422 | 423 | msg = 'no such method: %s' % cmd |
|
423 | 424 | raise ErrorResponse(HTTP_BAD_REQUEST, msg) |
|
424 | 425 | elif cmd == 'file' and 'raw' in req.form.get('style', []): |
|
425 | 426 | rctx.ctype = ctype |
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426 | 427 | content = webcommands.rawfile(rctx, req, tmpl) |
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427 | 428 | else: |
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428 | 429 | content = getattr(webcommands, cmd)(rctx, req, tmpl) |
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429 | 430 | req.respond(HTTP_OK, ctype) |
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430 | 431 | |
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431 | 432 | return content |
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432 | 433 | |
|
433 | 434 | except (error.LookupError, error.RepoLookupError) as err: |
|
434 | 435 | req.respond(HTTP_NOT_FOUND, ctype) |
|
435 | 436 | msg = pycompat.bytestr(err) |
|
436 | 437 | if (util.safehasattr(err, 'name') and |
|
437 | 438 | not isinstance(err, error.ManifestLookupError)): |
|
438 | 439 | msg = 'revision not found: %s' % err.name |
|
439 | 440 | return tmpl('error', error=msg) |
|
440 | 441 | except (error.RepoError, error.RevlogError) as inst: |
|
441 | 442 | req.respond(HTTP_SERVER_ERROR, ctype) |
|
442 | 443 | return tmpl('error', error=pycompat.bytestr(inst)) |
|
443 | 444 | except ErrorResponse as inst: |
|
444 | 445 | req.respond(inst, ctype) |
|
445 | 446 | if inst.code == HTTP_NOT_MODIFIED: |
|
446 | 447 | # Not allowed to return a body on a 304 |
|
447 | 448 | return [''] |
|
448 | 449 | return tmpl('error', error=pycompat.bytestr(inst)) |
|
449 | 450 | |
|
450 | 451 | def check_perm(self, rctx, req, op): |
|
451 | 452 | for permhook in permhooks: |
|
452 | 453 | permhook(rctx, req, op) |
|
453 | 454 | |
|
454 | 455 | def getwebview(repo): |
|
455 | 456 | """The 'web.view' config controls changeset filter to hgweb. Possible |
|
456 | 457 | values are ``served``, ``visible`` and ``all``. Default is ``served``. |
|
457 | 458 | The ``served`` filter only shows changesets that can be pulled from the |
|
458 | 459 | hgweb instance. The``visible`` filter includes secret changesets but |
|
459 | 460 | still excludes "hidden" one. |
|
460 | 461 | |
|
461 | 462 | See the repoview module for details. |
|
462 | 463 | |
|
463 | 464 | The option has been around undocumented since Mercurial 2.5, but no |
|
464 | 465 | user ever asked about it. So we better keep it undocumented for now.""" |
|
465 | 466 | # experimental config: web.view |
|
466 | 467 | viewconfig = repo.ui.config('web', 'view', untrusted=True) |
|
467 | 468 | if viewconfig == 'all': |
|
468 | 469 | return repo.unfiltered() |
|
469 | 470 | elif viewconfig in repoview.filtertable: |
|
470 | 471 | return repo.filtered(viewconfig) |
|
471 | 472 | else: |
|
472 | 473 | return repo.filtered('served') |
@@ -1,347 +1,347 b'' | |||
|
1 | 1 | # hgweb/server.py - The standalone hg web server. |
|
2 | 2 | # |
|
3 | 3 | # Copyright 21 May 2005 - (c) 2005 Jake Edge <jake@edge2.net> |
|
4 | 4 | # Copyright 2005-2007 Matt Mackall <mpm@selenic.com> |
|
5 | 5 | # |
|
6 | 6 | # This software may be used and distributed according to the terms of the |
|
7 | 7 | # GNU General Public License version 2 or any later version. |
|
8 | 8 | |
|
9 | 9 | from __future__ import absolute_import |
|
10 | 10 | |
|
11 | 11 | import errno |
|
12 | 12 | import os |
|
13 | 13 | import socket |
|
14 | 14 | import sys |
|
15 | 15 | import traceback |
|
16 | 16 | |
|
17 | 17 | from ..i18n import _ |
|
18 | 18 | |
|
19 | 19 | from .. import ( |
|
20 | 20 | encoding, |
|
21 | 21 | error, |
|
22 | 22 | pycompat, |
|
23 | 23 | util, |
|
24 | 24 | ) |
|
25 | 25 | |
|
26 | 26 | httpservermod = util.httpserver |
|
27 | 27 | socketserver = util.socketserver |
|
28 | 28 | urlerr = util.urlerr |
|
29 | 29 | urlreq = util.urlreq |
|
30 | 30 | |
|
31 | 31 | from . import ( |
|
32 | 32 | common, |
|
33 | 33 | ) |
|
34 | 34 | |
|
35 | 35 | def _splitURI(uri): |
|
36 | 36 | """Return path and query that has been split from uri |
|
37 | 37 | |
|
38 | 38 | Just like CGI environment, the path is unquoted, the query is |
|
39 | 39 | not. |
|
40 | 40 | """ |
|
41 | 41 | if r'?' in uri: |
|
42 | 42 | path, query = uri.split(r'?', 1) |
|
43 | 43 | else: |
|
44 | 44 | path, query = uri, r'' |
|
45 | 45 | return urlreq.unquote(path), query |
|
46 | 46 | |
|
47 | 47 | class _error_logger(object): |
|
48 | 48 | def __init__(self, handler): |
|
49 | 49 | self.handler = handler |
|
50 | 50 | def flush(self): |
|
51 | 51 | pass |
|
52 | 52 | def write(self, str): |
|
53 | 53 | self.writelines(str.split('\n')) |
|
54 | 54 | def writelines(self, seq): |
|
55 | 55 | for msg in seq: |
|
56 | 56 | self.handler.log_error("HG error: %s", msg) |
|
57 | 57 | |
|
58 | 58 | class _httprequesthandler(httpservermod.basehttprequesthandler): |
|
59 | 59 | |
|
60 | 60 | url_scheme = 'http' |
|
61 | 61 | |
|
62 | 62 | @staticmethod |
|
63 | 63 | def preparehttpserver(httpserver, ui): |
|
64 | 64 | """Prepare .socket of new HTTPServer instance""" |
|
65 | 65 | |
|
66 | 66 | def __init__(self, *args, **kargs): |
|
67 | 67 | self.protocol_version = r'HTTP/1.1' |
|
68 | 68 | httpservermod.basehttprequesthandler.__init__(self, *args, **kargs) |
|
69 | 69 | |
|
70 | 70 | def _log_any(self, fp, format, *args): |
|
71 | 71 | fp.write(pycompat.sysbytes( |
|
72 | 72 | r"%s - - [%s] %s" % (self.client_address[0], |
|
73 | 73 | self.log_date_time_string(), |
|
74 | 74 | format % args)) + '\n') |
|
75 | 75 | fp.flush() |
|
76 | 76 | |
|
77 | 77 | def log_error(self, format, *args): |
|
78 | 78 | self._log_any(self.server.errorlog, format, *args) |
|
79 | 79 | |
|
80 | 80 | def log_message(self, format, *args): |
|
81 | 81 | self._log_any(self.server.accesslog, format, *args) |
|
82 | 82 | |
|
83 | 83 | def log_request(self, code=r'-', size=r'-'): |
|
84 | 84 | xheaders = [] |
|
85 | 85 | if util.safehasattr(self, 'headers'): |
|
86 | 86 | xheaders = [h for h in self.headers.items() |
|
87 | 87 | if h[0].startswith(r'x-')] |
|
88 | 88 | self.log_message(r'"%s" %s %s%s', |
|
89 | 89 | self.requestline, str(code), str(size), |
|
90 | 90 | r''.join([r' %s:%s' % h for h in sorted(xheaders)])) |
|
91 | 91 | |
|
92 | 92 | def do_write(self): |
|
93 | 93 | try: |
|
94 | 94 | self.do_hgweb() |
|
95 | 95 | except socket.error as inst: |
|
96 | 96 | if inst[0] != errno.EPIPE: |
|
97 | 97 | raise |
|
98 | 98 | |
|
99 | 99 | def do_POST(self): |
|
100 | 100 | try: |
|
101 | 101 | self.do_write() |
|
102 | 102 | except Exception: |
|
103 | 103 | self._start_response("500 Internal Server Error", []) |
|
104 | 104 | self._write("Internal Server Error") |
|
105 | 105 | self._done() |
|
106 | 106 | tb = r"".join(traceback.format_exception(*sys.exc_info())) |
|
107 | 107 | # We need a native-string newline to poke in the log |
|
108 | 108 | # message, because we won't get a newline when using an |
|
109 | 109 | # r-string. This is the easy way out. |
|
110 | 110 | newline = chr(10) |
|
111 | 111 | self.log_error(r"Exception happened during processing " |
|
112 | 112 | r"request '%s':%s%s", self.path, newline, tb) |
|
113 | 113 | |
|
114 | 114 | def do_GET(self): |
|
115 | 115 | self.do_POST() |
|
116 | 116 | |
|
117 | 117 | def do_hgweb(self): |
|
118 | 118 | self.sent_headers = False |
|
119 | 119 | path, query = _splitURI(self.path) |
|
120 | 120 | |
|
121 | 121 | env = {} |
|
122 | 122 | env[r'GATEWAY_INTERFACE'] = r'CGI/1.1' |
|
123 | 123 | env[r'REQUEST_METHOD'] = self.command |
|
124 | 124 | env[r'SERVER_NAME'] = self.server.server_name |
|
125 | 125 | env[r'SERVER_PORT'] = str(self.server.server_port) |
|
126 | 126 | env[r'REQUEST_URI'] = self.path |
|
127 | env[r'SCRIPT_NAME'] = self.server.prefix | |
|
128 | env[r'PATH_INFO'] = path[len(self.server.prefix):] | |
|
127 | env[r'SCRIPT_NAME'] = pycompat.sysstr(self.server.prefix) | |
|
128 | env[r'PATH_INFO'] = pycompat.sysstr(path[len(self.server.prefix):]) | |
|
129 | 129 | env[r'REMOTE_HOST'] = self.client_address[0] |
|
130 | 130 | env[r'REMOTE_ADDR'] = self.client_address[0] |
|
131 | 131 | if query: |
|
132 | 132 | env[r'QUERY_STRING'] = query |
|
133 | 133 | |
|
134 | 134 | if pycompat.ispy3: |
|
135 | 135 | if self.headers.get_content_type() is None: |
|
136 | 136 | env[r'CONTENT_TYPE'] = self.headers.get_default_type() |
|
137 | 137 | else: |
|
138 | 138 | env[r'CONTENT_TYPE'] = self.headers.get_content_type() |
|
139 | 139 | length = self.headers.get('content-length') |
|
140 | 140 | else: |
|
141 | 141 | if self.headers.typeheader is None: |
|
142 | 142 | env[r'CONTENT_TYPE'] = self.headers.type |
|
143 | 143 | else: |
|
144 | 144 | env[r'CONTENT_TYPE'] = self.headers.typeheader |
|
145 | 145 | length = self.headers.getheader('content-length') |
|
146 | 146 | if length: |
|
147 | 147 | env[r'CONTENT_LENGTH'] = length |
|
148 | 148 | for header in [h for h in self.headers.keys() |
|
149 | 149 | if h not in ('content-type', 'content-length')]: |
|
150 | 150 | hkey = r'HTTP_' + header.replace(r'-', r'_').upper() |
|
151 | 151 | hval = self.headers.get(header) |
|
152 | 152 | hval = hval.replace(r'\n', r'').strip() |
|
153 | 153 | if hval: |
|
154 | 154 | env[hkey] = hval |
|
155 | 155 | env[r'SERVER_PROTOCOL'] = self.request_version |
|
156 | 156 | env[r'wsgi.version'] = (1, 0) |
|
157 | env[r'wsgi.url_scheme'] = self.url_scheme | |
|
157 | env[r'wsgi.url_scheme'] = pycompat.sysstr(self.url_scheme) | |
|
158 | 158 | if env.get(r'HTTP_EXPECT', '').lower() == '100-continue': |
|
159 | 159 | self.rfile = common.continuereader(self.rfile, self.wfile.write) |
|
160 | 160 | |
|
161 | 161 | env[r'wsgi.input'] = self.rfile |
|
162 | 162 | env[r'wsgi.errors'] = _error_logger(self) |
|
163 | 163 | env[r'wsgi.multithread'] = isinstance(self.server, |
|
164 | 164 | socketserver.ThreadingMixIn) |
|
165 | 165 | env[r'wsgi.multiprocess'] = isinstance(self.server, |
|
166 | 166 | socketserver.ForkingMixIn) |
|
167 | 167 | env[r'wsgi.run_once'] = 0 |
|
168 | 168 | |
|
169 | 169 | self.saved_status = None |
|
170 | 170 | self.saved_headers = [] |
|
171 | 171 | self.length = None |
|
172 | 172 | self._chunked = None |
|
173 | 173 | for chunk in self.server.application(env, self._start_response): |
|
174 | 174 | self._write(chunk) |
|
175 | 175 | if not self.sent_headers: |
|
176 | 176 | self.send_headers() |
|
177 | 177 | self._done() |
|
178 | 178 | |
|
179 | 179 | def send_headers(self): |
|
180 | 180 | if not self.saved_status: |
|
181 | 181 | raise AssertionError("Sending headers before " |
|
182 | 182 | "start_response() called") |
|
183 | 183 | saved_status = self.saved_status.split(None, 1) |
|
184 | 184 | saved_status[0] = int(saved_status[0]) |
|
185 | 185 | self.send_response(*saved_status) |
|
186 | 186 | self.length = None |
|
187 | 187 | self._chunked = False |
|
188 | 188 | for h in self.saved_headers: |
|
189 | 189 | self.send_header(*h) |
|
190 | 190 | if h[0].lower() == 'content-length': |
|
191 | 191 | self.length = int(h[1]) |
|
192 | 192 | if (self.length is None and |
|
193 | 193 | saved_status[0] != common.HTTP_NOT_MODIFIED): |
|
194 | 194 | self._chunked = (not self.close_connection and |
|
195 | 195 | self.request_version == "HTTP/1.1") |
|
196 | 196 | if self._chunked: |
|
197 | 197 | self.send_header(r'Transfer-Encoding', r'chunked') |
|
198 | 198 | else: |
|
199 | 199 | self.send_header(r'Connection', r'close') |
|
200 | 200 | self.end_headers() |
|
201 | 201 | self.sent_headers = True |
|
202 | 202 | |
|
203 | 203 | def _start_response(self, http_status, headers, exc_info=None): |
|
204 | 204 | code, msg = http_status.split(None, 1) |
|
205 | 205 | code = int(code) |
|
206 | 206 | self.saved_status = http_status |
|
207 | 207 | bad_headers = ('connection', 'transfer-encoding') |
|
208 | 208 | self.saved_headers = [h for h in headers |
|
209 | 209 | if h[0].lower() not in bad_headers] |
|
210 | 210 | return self._write |
|
211 | 211 | |
|
212 | 212 | def _write(self, data): |
|
213 | 213 | if not self.saved_status: |
|
214 | 214 | raise AssertionError("data written before start_response() called") |
|
215 | 215 | elif not self.sent_headers: |
|
216 | 216 | self.send_headers() |
|
217 | 217 | if self.length is not None: |
|
218 | 218 | if len(data) > self.length: |
|
219 | 219 | raise AssertionError("Content-length header sent, but more " |
|
220 | 220 | "bytes than specified are being written.") |
|
221 | 221 | self.length = self.length - len(data) |
|
222 | 222 | elif self._chunked and data: |
|
223 | 223 | data = '%x\r\n%s\r\n' % (len(data), data) |
|
224 | 224 | self.wfile.write(data) |
|
225 | 225 | self.wfile.flush() |
|
226 | 226 | |
|
227 | 227 | def _done(self): |
|
228 | 228 | if self._chunked: |
|
229 | 229 | self.wfile.write('0\r\n\r\n') |
|
230 | 230 | self.wfile.flush() |
|
231 | 231 | |
|
232 | 232 | class _httprequesthandlerssl(_httprequesthandler): |
|
233 | 233 | """HTTPS handler based on Python's ssl module""" |
|
234 | 234 | |
|
235 | 235 | url_scheme = 'https' |
|
236 | 236 | |
|
237 | 237 | @staticmethod |
|
238 | 238 | def preparehttpserver(httpserver, ui): |
|
239 | 239 | try: |
|
240 | 240 | from .. import sslutil |
|
241 | 241 | sslutil.modernssl |
|
242 | 242 | except ImportError: |
|
243 | 243 | raise error.Abort(_("SSL support is unavailable")) |
|
244 | 244 | |
|
245 | 245 | certfile = ui.config('web', 'certificate') |
|
246 | 246 | |
|
247 | 247 | # These config options are currently only meant for testing. Use |
|
248 | 248 | # at your own risk. |
|
249 | 249 | cafile = ui.config('devel', 'servercafile') |
|
250 | 250 | reqcert = ui.configbool('devel', 'serverrequirecert') |
|
251 | 251 | |
|
252 | 252 | httpserver.socket = sslutil.wrapserversocket(httpserver.socket, |
|
253 | 253 | ui, |
|
254 | 254 | certfile=certfile, |
|
255 | 255 | cafile=cafile, |
|
256 | 256 | requireclientcert=reqcert) |
|
257 | 257 | |
|
258 | 258 | def setup(self): |
|
259 | 259 | self.connection = self.request |
|
260 | 260 | self.rfile = self.request.makefile(r"rb", self.rbufsize) |
|
261 | 261 | self.wfile = self.request.makefile(r"wb", self.wbufsize) |
|
262 | 262 | |
|
263 | 263 | try: |
|
264 | 264 | import threading |
|
265 | 265 | threading.activeCount() # silence pyflakes and bypass demandimport |
|
266 | 266 | _mixin = socketserver.ThreadingMixIn |
|
267 | 267 | except ImportError: |
|
268 | 268 | if util.safehasattr(os, "fork"): |
|
269 | 269 | _mixin = socketserver.ForkingMixIn |
|
270 | 270 | else: |
|
271 | 271 | class _mixin(object): |
|
272 | 272 | pass |
|
273 | 273 | |
|
274 | 274 | def openlog(opt, default): |
|
275 | 275 | if opt and opt != '-': |
|
276 | 276 | return open(opt, 'ab') |
|
277 | 277 | return default |
|
278 | 278 | |
|
279 | 279 | class MercurialHTTPServer(_mixin, httpservermod.httpserver, object): |
|
280 | 280 | |
|
281 | 281 | # SO_REUSEADDR has broken semantics on windows |
|
282 | 282 | if pycompat.iswindows: |
|
283 | 283 | allow_reuse_address = 0 |
|
284 | 284 | |
|
285 | 285 | def __init__(self, ui, app, addr, handler, **kwargs): |
|
286 | 286 | httpservermod.httpserver.__init__(self, addr, handler, **kwargs) |
|
287 | 287 | self.daemon_threads = True |
|
288 | 288 | self.application = app |
|
289 | 289 | |
|
290 | 290 | handler.preparehttpserver(self, ui) |
|
291 | 291 | |
|
292 | 292 | prefix = ui.config('web', 'prefix') |
|
293 | 293 | if prefix: |
|
294 | 294 | prefix = '/' + prefix.strip('/') |
|
295 | 295 | self.prefix = prefix |
|
296 | 296 | |
|
297 | 297 | alog = openlog(ui.config('web', 'accesslog'), ui.fout) |
|
298 | 298 | elog = openlog(ui.config('web', 'errorlog'), ui.ferr) |
|
299 | 299 | self.accesslog = alog |
|
300 | 300 | self.errorlog = elog |
|
301 | 301 | |
|
302 | 302 | self.addr, self.port = self.socket.getsockname()[0:2] |
|
303 | 303 | self.fqaddr = socket.getfqdn(addr[0]) |
|
304 | 304 | |
|
305 | 305 | class IPv6HTTPServer(MercurialHTTPServer): |
|
306 | 306 | address_family = getattr(socket, 'AF_INET6', None) |
|
307 | 307 | def __init__(self, *args, **kwargs): |
|
308 | 308 | if self.address_family is None: |
|
309 | 309 | raise error.RepoError(_('IPv6 is not available on this system')) |
|
310 | 310 | super(IPv6HTTPServer, self).__init__(*args, **kwargs) |
|
311 | 311 | |
|
312 | 312 | def create_server(ui, app): |
|
313 | 313 | |
|
314 | 314 | if ui.config('web', 'certificate'): |
|
315 | 315 | handler = _httprequesthandlerssl |
|
316 | 316 | else: |
|
317 | 317 | handler = _httprequesthandler |
|
318 | 318 | |
|
319 | 319 | if ui.configbool('web', 'ipv6'): |
|
320 | 320 | cls = IPv6HTTPServer |
|
321 | 321 | else: |
|
322 | 322 | cls = MercurialHTTPServer |
|
323 | 323 | |
|
324 | 324 | # ugly hack due to python issue5853 (for threaded use) |
|
325 | 325 | try: |
|
326 | 326 | import mimetypes |
|
327 | 327 | mimetypes.init() |
|
328 | 328 | except UnicodeDecodeError: |
|
329 | 329 | # Python 2.x's mimetypes module attempts to decode strings |
|
330 | 330 | # from Windows' ANSI APIs as ascii (fail), then re-encode them |
|
331 | 331 | # as ascii (clown fail), because the default Python Unicode |
|
332 | 332 | # codec is hardcoded as ascii. |
|
333 | 333 | |
|
334 | 334 | sys.argv # unwrap demand-loader so that reload() works |
|
335 | 335 | reload(sys) # resurrect sys.setdefaultencoding() |
|
336 | 336 | oldenc = sys.getdefaultencoding() |
|
337 | 337 | sys.setdefaultencoding("latin1") # or any full 8-bit encoding |
|
338 | 338 | mimetypes.init() |
|
339 | 339 | sys.setdefaultencoding(oldenc) |
|
340 | 340 | |
|
341 | 341 | address = ui.config('web', 'address') |
|
342 | 342 | port = util.getport(ui.config('web', 'port')) |
|
343 | 343 | try: |
|
344 | 344 | return cls(ui, app, (address, port), handler) |
|
345 | 345 | except socket.error as inst: |
|
346 | 346 | raise error.Abort(_("cannot start server at '%s:%d': %s") |
|
347 | 347 | % (address, port, encoding.strtolocal(inst.args[1]))) |
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