Merge branch 'XEP-156' into 'master'

implement XEP-0156

Closes #5795

See merge request gajim/gajim!154
This commit is contained in:
Yann Leboulanger 2017-11-29 14:25:49 +01:00
commit 46711e1107
2 changed files with 44 additions and 3 deletions

View File

@ -182,6 +182,11 @@ class CommonConnection:
self.get_config_values_or_default()
h = app.config.get_per('accounts', self.name, 'hostname')
if h:
app.resolver.resolve('_xmppconnect.' + helpers.idn_to_ascii(h),
self._on_resolve_txt, type_='txt')
def _compute_resource(self):
resource = app.config.get_per('accounts', self.name, 'resource')
# All valid resource substitution strings should be added to this hash.
@ -1106,6 +1111,28 @@ class Connection(CommonConnection, ConnectionHandlers):
i['ssl_port'] = ssl_p
self._connect_to_next_host()
def _on_resolve_txt(self, host, result_array):
for res in result_array:
if res.startswith('_xmpp-client-xbosh='):
url = res[19:]
found = False
proxies = app.config.get_per('proxies')
for p in proxies:
if app.config.get_per('proxies', p, 'type') == 'bosh' \
and app.config.get_per('proxies', p, 'bosh_uri') == url:
found = True
break
if not found:
h = app.config.get_per('accounts', self.name, 'hostname')
p = 'bosh_' + h
i = 0
while p in proxies:
i += 1
p = 'bosh_' + h + str(i)
app.config.add_per('proxies', p)
app.config.set_per('proxies', p, 'type', 'bosh')
app.config.set_per('proxies', p, 'bosh_uri', url)
def _connect_to_next_host(self, retry=False):
log.debug('Connection to next host')
@ -2212,6 +2239,8 @@ class Connection(CommonConnection, ConnectionHandlers):
self.on_connect_success = self._on_new_account
self.on_connect_failure = self._on_new_account
self.connect(config)
app.resolver.resolve('_xmppconnect.' + helpers.idn_to_ascii(
self._hostname), self._on_resolve_txt, type_='txt')
def _on_new_account(self, con=None, con_type=None):
if not con_type:

View File

@ -94,9 +94,8 @@ class GioResolver(CommonResolver):
def start_resolve(self, host, type_):
if type_ == 'txt':
# TXT record resolution isn't used anywhere at the moment so
# implementing it here isn't urgent
raise NotImplementedError("Gio resolver does not currently implement TXT records")
callback = functools.partial(self._on_ready_txt, host)
type_ = Gio.ResolverRecordType.TXT
else:
callback = functools.partial(self._on_ready_srv, host)
type_ = Gio.ResolverRecordType.SRV
@ -125,6 +124,19 @@ class GioResolver(CommonResolver):
]
super()._on_ready(host, 'srv', result_list)
def _on_ready_txt(self, host, source_object, result):
try:
variant_results = source_object.lookup_records_finish(result)
except GLib.Error as e:
if e.domain == 'g-resolver-error-quark':
result_list = []
log.warning("Could not resolve host: %s", e.message)
else:
raise
else:
result_list = [res[0][0] for res in variant_results]
super()._on_ready(host, 'txt', result_list)
# below lines is on how to use API and assist in testing
if __name__ == '__main__':