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# url.py - HTTP handling for mercurial
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#
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# Copyright 2005, 2006, 2007, 2008 Matt Mackall <mpm@selenic.com>
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# Copyright 2006, 2007 Alexis S. L. Carvalho <alexis@cecm.usp.br>
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# Copyright 2006 Vadim Gelfer <vadim.gelfer@gmail.com>
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#
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# This software may be used and distributed according to the terms of the
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# GNU General Public License version 2 or any later version.
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import urllib, urllib2, urlparse, httplib, os, re, socket, cStringIO
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import __builtin__
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from i18n import _
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import keepalive, util
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def _urlunparse(scheme, netloc, path, params, query, fragment, url):
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'''Handle cases where urlunparse(urlparse(x://)) doesn't preserve the "//"'''
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result = urlparse.urlunparse((scheme, netloc, path, params, query, fragment))
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if (scheme and
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result.startswith(scheme + ':') and
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not result.startswith(scheme + '://') and
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url.startswith(scheme + '://')
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):
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result = scheme + '://' + result[len(scheme + ':'):]
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return result
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def hidepassword(url):
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'''hide user credential in a url string'''
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scheme, netloc, path, params, query, fragment = urlparse.urlparse(url)
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netloc = re.sub('([^:]*):([^@]*)@(.*)', r'\1:***@\3', netloc)
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return _urlunparse(scheme, netloc, path, params, query, fragment, url)
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def removeauth(url):
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'''remove all authentication information from a url string'''
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scheme, netloc, path, params, query, fragment = urlparse.urlparse(url)
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netloc = netloc[netloc.find('@')+1:]
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return _urlunparse(scheme, netloc, path, params, query, fragment, url)
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def netlocsplit(netloc):
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'''split [user[:passwd]@]host[:port] into 4-tuple.'''
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a = netloc.find('@')
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if a == -1:
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user, passwd = None, None
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else:
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userpass, netloc = netloc[:a], netloc[a + 1:]
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c = userpass.find(':')
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if c == -1:
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user, passwd = urllib.unquote(userpass), None
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else:
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user = urllib.unquote(userpass[:c])
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passwd = urllib.unquote(userpass[c + 1:])
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c = netloc.find(':')
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if c == -1:
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host, port = netloc, None
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else:
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host, port = netloc[:c], netloc[c + 1:]
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return host, port, user, passwd
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def netlocunsplit(host, port, user=None, passwd=None):
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'''turn host, port, user, passwd into [user[:passwd]@]host[:port].'''
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if port:
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hostport = host + ':' + port
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else:
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hostport = host
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if user:
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quote = lambda s: urllib.quote(s, safe='')
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if passwd:
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userpass = quote(user) + ':' + quote(passwd)
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else:
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userpass = quote(user)
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return userpass + '@' + hostport
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return hostport
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def readauthforuri(ui, uri):
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# Read configuration
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config = dict()
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for key, val in ui.configitems('auth'):
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if '.' not in key:
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ui.warn(_("ignoring invalid [auth] key '%s'\n") % key)
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continue
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group, setting = key.rsplit('.', 1)
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gdict = config.setdefault(group, dict())
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if setting in ('username', 'cert', 'key'):
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val = util.expandpath(val)
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gdict[setting] = val
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# Find the best match
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scheme, hostpath = uri.split('://', 1)
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bestlen = 0
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bestauth = None
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for group, auth in config.iteritems():
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prefix = auth.get('prefix')
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if not prefix:
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continue
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p = prefix.split('://', 1)
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if len(p) > 1:
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schemes, prefix = [p[0]], p[1]
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else:
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schemes = (auth.get('schemes') or 'https').split()
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if (prefix == '*' or hostpath.startswith(prefix)) and \
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len(prefix) > bestlen and scheme in schemes:
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bestlen = len(prefix)
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bestauth = group, auth
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return bestauth
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_safe = ('abcdefghijklmnopqrstuvwxyz'
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'ABCDEFGHIJKLMNOPQRSTUVWXYZ'
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'0123456789' '_.-/')
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_safeset = None
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_hex = None
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def quotepath(path):
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'''quote the path part of a URL
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This is similar to urllib.quote, but it also tries to avoid
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quoting things twice (inspired by wget):
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>>> quotepath('abc def')
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'abc%20def'
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>>> quotepath('abc%20def')
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'abc%20def'
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>>> quotepath('abc%20 def')
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'abc%20%20def'
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>>> quotepath('abc def%20')
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'abc%20def%20'
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>>> quotepath('abc def%2')
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'abc%20def%252'
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>>> quotepath('abc def%')
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'abc%20def%25'
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'''
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global _safeset, _hex
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if _safeset is None:
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_safeset = set(_safe)
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_hex = set('abcdefABCDEF0123456789')
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l = list(path)
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for i in xrange(len(l)):
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c = l[i]
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if (c == '%' and i + 2 < len(l) and
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l[i + 1] in _hex and l[i + 2] in _hex):
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pass
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elif c not in _safeset:
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l[i] = '%%%02X' % ord(c)
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return ''.join(l)
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class passwordmgr(urllib2.HTTPPasswordMgrWithDefaultRealm):
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def __init__(self, ui):
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urllib2.HTTPPasswordMgrWithDefaultRealm.__init__(self)
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self.ui = ui
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def find_user_password(self, realm, authuri):
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authinfo = urllib2.HTTPPasswordMgrWithDefaultRealm.find_user_password(
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self, realm, authuri)
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user, passwd = authinfo
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if user and passwd:
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self._writedebug(user, passwd)
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return (user, passwd)
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if not user:
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res = readauthforuri(self.ui, authuri)
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if res:
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group, auth = res
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user, passwd = auth.get('username'), auth.get('password')
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self.ui.debug("using auth.%s.* for authentication\n" % group)
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if not user or not passwd:
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if not self.ui.interactive():
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raise util.Abort(_('http authorization required'))
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self.ui.write(_("http authorization required\n"))
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self.ui.write(_("realm: %s\n") % realm)
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if user:
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self.ui.write(_("user: %s\n") % user)
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else:
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user = self.ui.prompt(_("user:"), default=None)
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if not passwd:
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passwd = self.ui.getpass()
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self.add_password(realm, authuri, user, passwd)
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self._writedebug(user, passwd)
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return (user, passwd)
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def _writedebug(self, user, passwd):
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msg = _('http auth: user %s, password %s\n')
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self.ui.debug(msg % (user, passwd and '*' * len(passwd) or 'not set'))
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class proxyhandler(urllib2.ProxyHandler):
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def __init__(self, ui):
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proxyurl = ui.config("http_proxy", "host") or os.getenv('http_proxy')
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# XXX proxyauthinfo = None
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if proxyurl:
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# proxy can be proper url or host[:port]
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if not (proxyurl.startswith('http:') or
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proxyurl.startswith('https:')):
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proxyurl = 'http://' + proxyurl + '/'
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snpqf = urlparse.urlsplit(proxyurl)
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proxyscheme, proxynetloc, proxypath, proxyquery, proxyfrag = snpqf
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hpup = netlocsplit(proxynetloc)
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proxyhost, proxyport, proxyuser, proxypasswd = hpup
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if not proxyuser:
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proxyuser = ui.config("http_proxy", "user")
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proxypasswd = ui.config("http_proxy", "passwd")
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# see if we should use a proxy for this url
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no_list = ["localhost", "127.0.0.1"]
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no_list.extend([p.lower() for
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p in ui.configlist("http_proxy", "no")])
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no_list.extend([p.strip().lower() for
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p in os.getenv("no_proxy", '').split(',')
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if p.strip()])
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# "http_proxy.always" config is for running tests on localhost
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if ui.configbool("http_proxy", "always"):
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self.no_list = []
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else:
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self.no_list = no_list
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proxyurl = urlparse.urlunsplit((
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proxyscheme, netlocunsplit(proxyhost, proxyport,
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proxyuser, proxypasswd or ''),
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proxypath, proxyquery, proxyfrag))
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proxies = {'http': proxyurl, 'https': proxyurl}
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ui.debug('proxying through http://%s:%s\n' %
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(proxyhost, proxyport))
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else:
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proxies = {}
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# urllib2 takes proxy values from the environment and those
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# will take precedence if found, so drop them
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for env in ["HTTP_PROXY", "http_proxy", "no_proxy"]:
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try:
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if env in os.environ:
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del os.environ[env]
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except OSError:
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pass
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urllib2.ProxyHandler.__init__(self, proxies)
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self.ui = ui
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def proxy_open(self, req, proxy, type_):
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host = req.get_host().split(':')[0]
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if host in self.no_list:
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return None
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# work around a bug in Python < 2.4.2
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# (it leaves a "\n" at the end of Proxy-authorization headers)
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baseclass = req.__class__
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class _request(baseclass):
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def add_header(self, key, val):
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if key.lower() == 'proxy-authorization':
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val = val.strip()
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return baseclass.add_header(self, key, val)
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req.__class__ = _request
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return urllib2.ProxyHandler.proxy_open(self, req, proxy, type_)
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class httpsendfile(object):
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"""This is a wrapper around the objects returned by python's "open".
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Its purpose is to send file-like objects via HTTP and, to do so, it
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defines a __len__ attribute to feed the Content-Length header.
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"""
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def __init__(self, ui, *args, **kwargs):
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# We can't just "self._data = open(*args, **kwargs)" here because there
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# is an "open" function defined in this module that shadows the global
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# one
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self.ui = ui
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self._data = __builtin__.open(*args, **kwargs)
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self.seek = self._data.seek
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self.close = self._data.close
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self.write = self._data.write
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self._len = os.fstat(self._data.fileno()).st_size
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self._pos = 0
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self._total = len(self) / 1024 * 2
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def read(self, *args, **kwargs):
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try:
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ret = self._data.read(*args, **kwargs)
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except EOFError:
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self.ui.progress(_('sending'), None)
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self._pos += len(ret)
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# We pass double the max for total because we currently have
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# to send the bundle twice in the case of a server that
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# requires authentication. Since we can't know until we try
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# once whether authentication will be required, just lie to
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# the user and maybe the push succeeds suddenly at 50%.
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self.ui.progress(_('sending'), self._pos / 1024,
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unit=_('kb'), total=self._total)
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return ret
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def __len__(self):
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return self._len
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def _gen_sendfile(orgsend):
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def _sendfile(self, data):
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# send a file
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if isinstance(data, httpsendfile):
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# if auth required, some data sent twice, so rewind here
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data.seek(0)
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for chunk in util.filechunkiter(data):
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orgsend(self, chunk)
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else:
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orgsend(self, data)
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return _sendfile
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has_https = hasattr(urllib2, 'HTTPSHandler')
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if has_https:
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try:
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# avoid using deprecated/broken FakeSocket in python 2.6
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import ssl
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_ssl_wrap_socket = ssl.wrap_socket
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CERT_REQUIRED = ssl.CERT_REQUIRED
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except ImportError:
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CERT_REQUIRED = 2
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def _ssl_wrap_socket(sock, key_file, cert_file,
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cert_reqs=CERT_REQUIRED, ca_certs=None):
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if ca_certs:
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raise util.Abort(_(
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'certificate checking requires Python 2.6'))
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ssl = socket.ssl(sock, key_file, cert_file)
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return httplib.FakeSocket(sock, ssl)
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try:
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_create_connection = socket.create_connection
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except AttributeError:
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_GLOBAL_DEFAULT_TIMEOUT = object()
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def _create_connection(address, timeout=_GLOBAL_DEFAULT_TIMEOUT,
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source_address=None):
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# lifted from Python 2.6
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msg = "getaddrinfo returns an empty list"
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host, port = address
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for res in socket.getaddrinfo(host, port, 0, socket.SOCK_STREAM):
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af, socktype, proto, canonname, sa = res
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sock = None
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try:
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sock = socket.socket(af, socktype, proto)
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if timeout is not _GLOBAL_DEFAULT_TIMEOUT:
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sock.settimeout(timeout)
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if source_address:
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sock.bind(source_address)
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sock.connect(sa)
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return sock
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except socket.error, msg:
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if sock is not None:
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sock.close()
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raise socket.error, msg
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class httpconnection(keepalive.HTTPConnection):
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# must be able to send big bundle as stream.
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send = _gen_sendfile(keepalive.HTTPConnection.send)
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def connect(self):
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if has_https and self.realhostport: # use CONNECT proxy
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self.sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
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self.sock.connect((self.host, self.port))
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if _generic_proxytunnel(self):
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# we do not support client x509 certificates
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self.sock = _ssl_wrap_socket(self.sock, None, None)
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else:
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keepalive.HTTPConnection.connect(self)
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def getresponse(self):
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proxyres = getattr(self, 'proxyres', None)
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if proxyres:
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if proxyres.will_close:
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self.close()
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self.proxyres = None
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return proxyres
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return keepalive.HTTPConnection.getresponse(self)
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# general transaction handler to support different ways to handle
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# HTTPS proxying before and after Python 2.6.3.
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def _generic_start_transaction(handler, h, req):
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if hasattr(req, '_tunnel_host') and req._tunnel_host:
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tunnel_host = req._tunnel_host
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if tunnel_host[:7] not in ['http://', 'https:/']:
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tunnel_host = 'https://' + tunnel_host
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new_tunnel = True
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else:
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tunnel_host = req.get_selector()
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new_tunnel = False
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if new_tunnel or tunnel_host == req.get_full_url(): # has proxy
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urlparts = urlparse.urlparse(tunnel_host)
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if new_tunnel or urlparts[0] == 'https': # only use CONNECT for HTTPS
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realhostport = urlparts[1]
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if realhostport[-1] == ']' or ':' not in realhostport:
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realhostport += ':443'
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h.realhostport = realhostport
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h.headers = req.headers.copy()
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h.headers.update(handler.parent.addheaders)
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return
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h.realhostport = None
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h.headers = None
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def _generic_proxytunnel(self):
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proxyheaders = dict(
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[(x, self.headers[x]) for x in self.headers
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if x.lower().startswith('proxy-')])
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self._set_hostport(self.host, self.port)
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self.send('CONNECT %s HTTP/1.0\r\n' % self.realhostport)
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for header in proxyheaders.iteritems():
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|
self.send('%s: %s\r\n' % header)
|
|
|
self.send('\r\n')
|
|
|
|
|
|
# majority of the following code is duplicated from
|
|
|
# httplib.HTTPConnection as there are no adequate places to
|
|
|
# override functions to provide the needed functionality
|
|
|
res = self.response_class(self.sock,
|
|
|
strict=self.strict,
|
|
|
method=self._method)
|
|
|
|
|
|
while True:
|
|
|
version, status, reason = res._read_status()
|
|
|
if status != httplib.CONTINUE:
|
|
|
break
|
|
|
while True:
|
|
|
skip = res.fp.readline().strip()
|
|
|
if not skip:
|
|
|
break
|
|
|
res.status = status
|
|
|
res.reason = reason.strip()
|
|
|
|
|
|
if res.status == 200:
|
|
|
while True:
|
|
|
line = res.fp.readline()
|
|
|
if line == '\r\n':
|
|
|
break
|
|
|
return True
|
|
|
|
|
|
if version == 'HTTP/1.0':
|
|
|
res.version = 10
|
|
|
elif version.startswith('HTTP/1.'):
|
|
|
res.version = 11
|
|
|
elif version == 'HTTP/0.9':
|
|
|
res.version = 9
|
|
|
else:
|
|
|
raise httplib.UnknownProtocol(version)
|
|
|
|
|
|
if res.version == 9:
|
|
|
res.length = None
|
|
|
res.chunked = 0
|
|
|
res.will_close = 1
|
|
|
res.msg = httplib.HTTPMessage(cStringIO.StringIO())
|
|
|
return False
|
|
|
|
|
|
res.msg = httplib.HTTPMessage(res.fp)
|
|
|
res.msg.fp = None
|
|
|
|
|
|
# are we using the chunked-style of transfer encoding?
|
|
|
trenc = res.msg.getheader('transfer-encoding')
|
|
|
if trenc and trenc.lower() == "chunked":
|
|
|
res.chunked = 1
|
|
|
res.chunk_left = None
|
|
|
else:
|
|
|
res.chunked = 0
|
|
|
|
|
|
# will the connection close at the end of the response?
|
|
|
res.will_close = res._check_close()
|
|
|
|
|
|
# do we have a Content-Length?
|
|
|
# NOTE: RFC 2616, S4.4, #3 says we ignore this if tr_enc is "chunked"
|
|
|
length = res.msg.getheader('content-length')
|
|
|
if length and not res.chunked:
|
|
|
try:
|
|
|
res.length = int(length)
|
|
|
except ValueError:
|
|
|
res.length = None
|
|
|
else:
|
|
|
if res.length < 0: # ignore nonsensical negative lengths
|
|
|
res.length = None
|
|
|
else:
|
|
|
res.length = None
|
|
|
|
|
|
# does the body have a fixed length? (of zero)
|
|
|
if (status == httplib.NO_CONTENT or status == httplib.NOT_MODIFIED or
|
|
|
100 <= status < 200 or # 1xx codes
|
|
|
res._method == 'HEAD'):
|
|
|
res.length = 0
|
|
|
|
|
|
# if the connection remains open, and we aren't using chunked, and
|
|
|
# a content-length was not provided, then assume that the connection
|
|
|
# WILL close.
|
|
|
if (not res.will_close and
|
|
|
not res.chunked and
|
|
|
res.length is None):
|
|
|
res.will_close = 1
|
|
|
|
|
|
self.proxyres = res
|
|
|
|
|
|
return False
|
|
|
|
|
|
class httphandler(keepalive.HTTPHandler):
|
|
|
def http_open(self, req):
|
|
|
return self.do_open(httpconnection, req)
|
|
|
|
|
|
def _start_transaction(self, h, req):
|
|
|
_generic_start_transaction(self, h, req)
|
|
|
return keepalive.HTTPHandler._start_transaction(self, h, req)
|
|
|
|
|
|
def _verifycert(cert, hostname):
|
|
|
'''Verify that cert (in socket.getpeercert() format) matches hostname.
|
|
|
CRLs is not handled.
|
|
|
|
|
|
Returns error message if any problems are found and None on success.
|
|
|
'''
|
|
|
if not cert:
|
|
|
return _('no certificate received')
|
|
|
dnsname = hostname.lower()
|
|
|
def matchdnsname(certname):
|
|
|
return (certname == dnsname or
|
|
|
'.' in dnsname and certname == '*.' + dnsname.split('.', 1)[1])
|
|
|
|
|
|
san = cert.get('subjectAltName', [])
|
|
|
if san:
|
|
|
certnames = [value.lower() for key, value in san if key == 'DNS']
|
|
|
for name in certnames:
|
|
|
if matchdnsname(name):
|
|
|
return None
|
|
|
return _('certificate is for %s') % ', '.join(certnames)
|
|
|
|
|
|
# subject is only checked when subjectAltName is empty
|
|
|
for s in cert.get('subject', []):
|
|
|
key, value = s[0]
|
|
|
if key == 'commonName':
|
|
|
try:
|
|
|
# 'subject' entries are unicode
|
|
|
certname = value.lower().encode('ascii')
|
|
|
except UnicodeEncodeError:
|
|
|
return _('IDN in certificate not supported')
|
|
|
if matchdnsname(certname):
|
|
|
return None
|
|
|
return _('certificate is for %s') % certname
|
|
|
return _('no commonName or subjectAltName found in certificate')
|
|
|
|
|
|
if has_https:
|
|
|
class BetterHTTPS(httplib.HTTPSConnection):
|
|
|
send = keepalive.safesend
|
|
|
|
|
|
def connect(self):
|
|
|
host = self.host
|
|
|
cacerts = self.ui.config('web', 'cacerts')
|
|
|
hostfingerprint = self.ui.config('hostfingerprints', host)
|
|
|
|
|
|
if cacerts and not hostfingerprint:
|
|
|
sock = _create_connection((self.host, self.port))
|
|
|
self.sock = _ssl_wrap_socket(self.sock, self.key_file,
|
|
|
self.cert_file, cert_reqs=CERT_REQUIRED,
|
|
|
ca_certs=util.expandpath(cacerts))
|
|
|
msg = _verifycert(self.sock.getpeercert(), host)
|
|
|
if msg:
|
|
|
raise util.Abort(_('%s certificate error: %s '
|
|
|
'(use --insecure to connect '
|
|
|
'insecurely)') % (host, msg))
|
|
|
self.ui.debug('%s certificate successfully verified\n' % host)
|
|
|
else:
|
|
|
httplib.HTTPSConnection.connect(self)
|
|
|
if hasattr(self.sock, 'getpeercert'):
|
|
|
peercert = self.sock.getpeercert(True)
|
|
|
peerfingerprint = util.sha1(peercert).hexdigest()
|
|
|
nicefingerprint = ":".join([peerfingerprint[x:x + 2]
|
|
|
for x in xrange(0, len(peerfingerprint), 2)])
|
|
|
if hostfingerprint:
|
|
|
if peerfingerprint.lower() != \
|
|
|
hostfingerprint.replace(':', '').lower():
|
|
|
raise util.Abort(_('invalid certificate for %s '
|
|
|
'with fingerprint %s') %
|
|
|
(host, nicefingerprint))
|
|
|
self.ui.debug('%s certificate matched fingerprint %s\n' %
|
|
|
(host, nicefingerprint))
|
|
|
else:
|
|
|
self.ui.warn(_('warning: %s certificate '
|
|
|
'with fingerprint %s not verified '
|
|
|
'(check hostfingerprints or web.cacerts '
|
|
|
'config setting)\n') %
|
|
|
(host, nicefingerprint))
|
|
|
else: # python 2.5 ?
|
|
|
if hostfingerprint:
|
|
|
raise util.Abort(_('no certificate for %s with '
|
|
|
'configured hostfingerprint') % host)
|
|
|
self.ui.warn(_('warning: %s certificate not verified '
|
|
|
'(check web.cacerts config setting)\n') %
|
|
|
host)
|
|
|
|
|
|
class httpsconnection(BetterHTTPS):
|
|
|
response_class = keepalive.HTTPResponse
|
|
|
# must be able to send big bundle as stream.
|
|
|
send = _gen_sendfile(BetterHTTPS.send)
|
|
|
getresponse = keepalive.wrapgetresponse(httplib.HTTPSConnection)
|
|
|
|
|
|
def connect(self):
|
|
|
if self.realhostport: # use CONNECT proxy
|
|
|
self.sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
|
|
|
self.sock.connect((self.host, self.port))
|
|
|
if _generic_proxytunnel(self):
|
|
|
self.sock = _ssl_wrap_socket(self.sock, self.key_file,
|
|
|
self.cert_file)
|
|
|
else:
|
|
|
BetterHTTPS.connect(self)
|
|
|
|
|
|
class httpshandler(keepalive.KeepAliveHandler, urllib2.HTTPSHandler):
|
|
|
def __init__(self, ui):
|
|
|
keepalive.KeepAliveHandler.__init__(self)
|
|
|
urllib2.HTTPSHandler.__init__(self)
|
|
|
self.ui = ui
|
|
|
self.pwmgr = passwordmgr(self.ui)
|
|
|
|
|
|
def _start_transaction(self, h, req):
|
|
|
_generic_start_transaction(self, h, req)
|
|
|
return keepalive.KeepAliveHandler._start_transaction(self, h, req)
|
|
|
|
|
|
def https_open(self, req):
|
|
|
res = readauthforuri(self.ui, req.get_full_url())
|
|
|
if res:
|
|
|
group, auth = res
|
|
|
self.auth = auth
|
|
|
self.ui.debug("using auth.%s.* for authentication\n" % group)
|
|
|
else:
|
|
|
self.auth = None
|
|
|
return self.do_open(self._makeconnection, req)
|
|
|
|
|
|
def _makeconnection(self, host, port=None, *args, **kwargs):
|
|
|
keyfile = None
|
|
|
certfile = None
|
|
|
|
|
|
if len(args) >= 1: # key_file
|
|
|
keyfile = args[0]
|
|
|
if len(args) >= 2: # cert_file
|
|
|
certfile = args[1]
|
|
|
args = args[2:]
|
|
|
|
|
|
# if the user has specified different key/cert files in
|
|
|
# hgrc, we prefer these
|
|
|
if self.auth and 'key' in self.auth and 'cert' in self.auth:
|
|
|
keyfile = self.auth['key']
|
|
|
certfile = self.auth['cert']
|
|
|
|
|
|
conn = httpsconnection(host, port, keyfile, certfile, *args, **kwargs)
|
|
|
conn.ui = self.ui
|
|
|
return conn
|
|
|
|
|
|
class httpdigestauthhandler(urllib2.HTTPDigestAuthHandler):
|
|
|
def __init__(self, *args, **kwargs):
|
|
|
urllib2.HTTPDigestAuthHandler.__init__(self, *args, **kwargs)
|
|
|
self.retried_req = None
|
|
|
|
|
|
def reset_retry_count(self):
|
|
|
# Python 2.6.5 will call this on 401 or 407 errors and thus loop
|
|
|
# forever. We disable reset_retry_count completely and reset in
|
|
|
# http_error_auth_reqed instead.
|
|
|
pass
|
|
|
|
|
|
def http_error_auth_reqed(self, auth_header, host, req, headers):
|
|
|
# Reset the retry counter once for each request.
|
|
|
if req is not self.retried_req:
|
|
|
self.retried_req = req
|
|
|
self.retried = 0
|
|
|
# In python < 2.5 AbstractDigestAuthHandler raises a ValueError if
|
|
|
# it doesn't know about the auth type requested. This can happen if
|
|
|
# somebody is using BasicAuth and types a bad password.
|
|
|
try:
|
|
|
return urllib2.HTTPDigestAuthHandler.http_error_auth_reqed(
|
|
|
self, auth_header, host, req, headers)
|
|
|
except ValueError, inst:
|
|
|
arg = inst.args[0]
|
|
|
if arg.startswith("AbstractDigestAuthHandler doesn't know "):
|
|
|
return
|
|
|
raise
|
|
|
|
|
|
class httpbasicauthhandler(urllib2.HTTPBasicAuthHandler):
|
|
|
def __init__(self, *args, **kwargs):
|
|
|
urllib2.HTTPBasicAuthHandler.__init__(self, *args, **kwargs)
|
|
|
self.retried_req = None
|
|
|
|
|
|
def reset_retry_count(self):
|
|
|
# Python 2.6.5 will call this on 401 or 407 errors and thus loop
|
|
|
# forever. We disable reset_retry_count completely and reset in
|
|
|
# http_error_auth_reqed instead.
|
|
|
pass
|
|
|
|
|
|
def http_error_auth_reqed(self, auth_header, host, req, headers):
|
|
|
# Reset the retry counter once for each request.
|
|
|
if req is not self.retried_req:
|
|
|
self.retried_req = req
|
|
|
self.retried = 0
|
|
|
return urllib2.HTTPBasicAuthHandler.http_error_auth_reqed(
|
|
|
self, auth_header, host, req, headers)
|
|
|
|
|
|
def getauthinfo(path):
|
|
|
scheme, netloc, urlpath, query, frag = urlparse.urlsplit(path)
|
|
|
if not urlpath:
|
|
|
urlpath = '/'
|
|
|
if scheme != 'file':
|
|
|
# XXX: why are we quoting the path again with some smart
|
|
|
# heuristic here? Anyway, it cannot be done with file://
|
|
|
# urls since path encoding is os/fs dependent (see
|
|
|
# urllib.pathname2url() for details).
|
|
|
urlpath = quotepath(urlpath)
|
|
|
host, port, user, passwd = netlocsplit(netloc)
|
|
|
|
|
|
# urllib cannot handle URLs with embedded user or passwd
|
|
|
url = urlparse.urlunsplit((scheme, netlocunsplit(host, port),
|
|
|
urlpath, query, frag))
|
|
|
if user:
|
|
|
netloc = host
|
|
|
if port:
|
|
|
netloc += ':' + port
|
|
|
# Python < 2.4.3 uses only the netloc to search for a password
|
|
|
authinfo = (None, (url, netloc), user, passwd or '')
|
|
|
else:
|
|
|
authinfo = None
|
|
|
return url, authinfo
|
|
|
|
|
|
handlerfuncs = []
|
|
|
|
|
|
def opener(ui, authinfo=None):
|
|
|
'''
|
|
|
construct an opener suitable for urllib2
|
|
|
authinfo will be added to the password manager
|
|
|
'''
|
|
|
handlers = [httphandler()]
|
|
|
if has_https:
|
|
|
handlers.append(httpshandler(ui))
|
|
|
|
|
|
handlers.append(proxyhandler(ui))
|
|
|
|
|
|
passmgr = passwordmgr(ui)
|
|
|
if authinfo is not None:
|
|
|
passmgr.add_password(*authinfo)
|
|
|
user, passwd = authinfo[2:4]
|
|
|
ui.debug('http auth: user %s, password %s\n' %
|
|
|
(user, passwd and '*' * len(passwd) or 'not set'))
|
|
|
|
|
|
handlers.extend((httpbasicauthhandler(passmgr),
|
|
|
httpdigestauthhandler(passmgr)))
|
|
|
handlers.extend([h(ui, passmgr) for h in handlerfuncs])
|
|
|
opener = urllib2.build_opener(*handlers)
|
|
|
|
|
|
# 1.0 here is the _protocol_ version
|
|
|
opener.addheaders = [('User-agent', 'mercurial/proto-1.0')]
|
|
|
opener.addheaders.append(('Accept', 'application/mercurial-0.1'))
|
|
|
return opener
|
|
|
|
|
|
scheme_re = re.compile(r'^([a-zA-Z0-9+-.]+)://')
|
|
|
|
|
|
def open(ui, url, data=None):
|
|
|
scheme = None
|
|
|
m = scheme_re.search(url)
|
|
|
if m:
|
|
|
scheme = m.group(1).lower()
|
|
|
if not scheme:
|
|
|
path = util.normpath(os.path.abspath(url))
|
|
|
url = 'file://' + urllib.pathname2url(path)
|
|
|
authinfo = None
|
|
|
else:
|
|
|
url, authinfo = getauthinfo(url)
|
|
|
return opener(ui, authinfo).open(url, data)
|
|
|
|