mirror of
https://github.com/facebook/sapling.git
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ae84cccfbf
This allows us to provide deterministic progress information during transfer of bundle data over HTTP. This is required because we currently buffer the bundle data to local disk prior to transfer since wsgiref lacks chunked transfer-coding support.
717 lines
25 KiB
Python
717 lines
25 KiB
Python
# 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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_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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auth = self.readauthtoken(authuri)
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if auth:
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user, passwd = auth.get('username'), auth.get('password')
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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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def readauthtoken(self, uri):
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# Read configuration
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config = dict()
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for key, val in self.ui.configitems('auth'):
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if '.' not in key:
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self.ui.warn(_("ignoring invalid [auth] key '%s'\n") % key)
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continue
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group, setting = key.split('.', 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 auth in config.itervalues():
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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 = auth
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return bestauth
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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(connection):
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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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connection.send(self, chunk)
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else:
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connection.send(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)
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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)
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self.send('\r\n')
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# majority of the following code is duplicated from
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# httplib.HTTPConnection as there are no adequate places to
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# override functions to provide the needed functionality
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res = self.response_class(self.sock,
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strict=self.strict,
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method=self._method)
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while True:
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version, status, reason = res._read_status()
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if status != httplib.CONTINUE:
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break
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while True:
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skip = res.fp.readline().strip()
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if not skip:
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break
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res.status = status
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res.reason = reason.strip()
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if res.status == 200:
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while True:
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line = res.fp.readline()
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if line == '\r\n':
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break
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return True
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if version == 'HTTP/1.0':
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res.version = 10
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elif version.startswith('HTTP/1.'):
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res.version = 11
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elif version == 'HTTP/0.9':
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res.version = 9
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else:
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raise httplib.UnknownProtocol(version)
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if res.version == 9:
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res.length = None
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res.chunked = 0
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res.will_close = 1
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res.msg = httplib.HTTPMessage(cStringIO.StringIO())
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return False
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res.msg = httplib.HTTPMessage(res.fp)
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res.msg.fp = None
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# are we using the chunked-style of transfer encoding?
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trenc = res.msg.getheader('transfer-encoding')
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if trenc and trenc.lower() == "chunked":
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res.chunked = 1
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res.chunk_left = None
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else:
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res.chunked = 0
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# will the connection close at the end of the response?
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res.will_close = res._check_close()
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# do we have a Content-Length?
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# NOTE: RFC 2616, S4.4, #3 says we ignore this if tr_enc is "chunked"
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length = res.msg.getheader('content-length')
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if length and not res.chunked:
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try:
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res.length = int(length)
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except ValueError:
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res.length = None
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else:
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if res.length < 0: # ignore nonsensical negative lengths
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res.length = None
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else:
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res.length = None
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# does the body have a fixed length? (of zero)
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if (status == httplib.NO_CONTENT or status == httplib.NOT_MODIFIED or
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100 <= status < 200 or # 1xx codes
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res._method == 'HEAD'):
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res.length = 0
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# 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 and subjectAltName are not handled.
|
|
|
|
Returns error message if any problems are found and None on success.
|
|
'''
|
|
if not cert:
|
|
return _('no certificate received')
|
|
dnsname = hostname.lower()
|
|
for s in cert.get('subject', []):
|
|
key, value = s[0]
|
|
if key == 'commonName':
|
|
certname = value.lower()
|
|
if (certname == dnsname or
|
|
'.' in dnsname and certname == '*.' + dnsname.split('.', 1)[1]):
|
|
return None
|
|
return _('certificate is for %s') % certname
|
|
return _('no commonName found in certificate')
|
|
|
|
if has_https:
|
|
class BetterHTTPS(httplib.HTTPSConnection):
|
|
send = keepalive.safesend
|
|
|
|
def connect(self):
|
|
if hasattr(self, 'ui'):
|
|
cacerts = self.ui.config('web', 'cacerts')
|
|
else:
|
|
cacerts = None
|
|
|
|
if cacerts:
|
|
sock = _create_connection((self.host, self.port))
|
|
self.sock = _ssl_wrap_socket(sock, self.key_file,
|
|
self.cert_file, cert_reqs=CERT_REQUIRED,
|
|
ca_certs=cacerts)
|
|
msg = _verifycert(self.sock.getpeercert(), self.host)
|
|
if msg:
|
|
raise util.Abort(_('%s certificate error: %s') %
|
|
(self.host, msg))
|
|
self.ui.debug('%s certificate successfully verified\n' %
|
|
self.host)
|
|
else:
|
|
httplib.HTTPSConnection.connect(self)
|
|
|
|
class httpsconnection(BetterHTTPS):
|
|
response_class = keepalive.HTTPResponse
|
|
# must be able to send big bundle as stream.
|
|
send = _gen_sendfile(BetterHTTPS)
|
|
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):
|
|
self.auth = self.pwmgr.readauthtoken(req.get_full_url())
|
|
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)
|