libervia-backend: libervia/backend/plugins/plugin_misc

comparison libervia/backend/plugins/plugin_misc_ip.py @ 4180:b86912d3fd33

plugin IP: fix use of legacy URL + coroutine use: An https:/salut-a-toi.org URL was used to retrieve external IP, but it's not valid anymore, resulting in an exception. This feature is currently disabled. Also moved several methods from legacy inline callbacks to coroutines.

author	Goffi <goffi@goffi.org>
date	Sat, 09 Dec 2023 14:30:54 +0100
parents	4b842c1fb686
children	0d7bb4df2343

comparison

equal deleted inserted replaced

-:3b95704ab777
+:b86912d3fd33
 p = await endpoints.connectProtocol(point, protocol.Protocol())
 local_ip = p.transport.getHost().host
 p.transport.loseConnection()
 return local_ip
-@defer.inlineCallbacks
+async def get_local_ips(self, client):
-def get_local_i_ps(self, client):
 """Try do discover local area network IPs
 @return (deferred): list of lan IP addresses
 if there are several addresses, the one used with the server is put first
 if no address is found, localhost IP will be in the list
 """
 # TODO: manage permission requesting (e.g. for UMTS link)
 if self._local_ip_cache is not None:
-defer.returnValue(self._local_ip_cache)
+return self._local_ip_cache
 addresses = []
 localhost = ["127.0.0.1"]
 # we first try our luck with netifaces
 if netifaces is not None:
 # then we use our connection to server
 ip = client.xmlstream.transport.getHost().host
 if self._filter_addresse(ip):
 self._insert_first(addresses, ip)
-defer.returnValue(addresses)
+return addresses
 # if server is local, we try with NAT-Port
 if self._nat is not None:
-nat_ip = yield self._nat.get_ip(local=True)
+nat_ip = await self._nat.get_ip(local=True)
 if nat_ip is not None:
 self._insert_first(addresses, nat_ip)
-defer.returnValue(addresses)
+return addresses
 if addresses:
-defer.returnValue(addresses)
+return addresses
 # still not luck, we need to contact external website
-allow_get_ip = yield self._external_allowed(client)
+allow_get_ip = await self._external_allowed(client)
 if not allow_get_ip:
-defer.returnValue(addresses or localhost)
+return addresses or localhost
 try:
-local_ip = yield defer.ensureDeferred(self._get_ip_from_external(GET_IP_PAGE))
+local_ip = await defer.ensureDeferred(self._get_ip_from_external(GET_IP_PAGE))
 except (internet_error.DNSLookupError, internet_error.TimeoutError):
 log.warning("Can't access Domain Name System")
 else:
 if local_ip is not None:
 self._insert_first(addresses, local_ip)
-defer.returnValue(addresses or localhost)
+return addresses or localhost
-@defer.inlineCallbacks
+async def get_external_ip(self, client):
-def get_external_ip(self, client):
 """Try to discover external IP
 @return (deferred): external IP address or None if it can't be discovered
 """
 if self._external_ip_cache is not None:
-defer.returnValue(self._external_ip_cache)
+return self._external_ip_cache
 # we first try with XEP-0279
-ip_check = yield self.host.hasFeature(client, NS_IP_CHECK)
+ip_check = await self.host.hasFeature(client, NS_IP_CHECK)
 if ip_check:
 log.debug("Server IP Check available, we use it to retrieve our IP")
 iq_elt = client.IQ("get")
 iq_elt.addElement((NS_IP_CHECK, "address"))
 try:
-result_elt = yield iq_elt.send()
+result_elt = await iq_elt.send()
 address_elt = next(result_elt.elements(NS_IP_CHECK, "address"))
 ip_elt = next(address_elt.elements(NS_IP_CHECK, "ip"))
 except StopIteration:
 log.warning(
 "Server returned invalid result on XEP-0279 request, we ignore it"
 # FIXME: server IP may not be the same as external IP (server can be on local machine or network)
 #        IP should be checked to see if we have a local one, and rejected in this case
 external_ip = str(ip_elt)
 log.debug("External IP found: {}".format(external_ip))
 self._external_ip_cache = external_ip
-defer.returnValue(self._external_ip_cache)
+return self._external_ip_cache
 # then with NAT-Port
 if self._nat is not None:
-nat_ip = yield self._nat.get_ip()
+nat_ip = await self._nat.get_ip()
 if nat_ip is not None:
 self._external_ip_cache = nat_ip
-defer.returnValue(nat_ip)
+return nat_ip
 # and finally by requesting external website
-allow_get_ip = yield self._external_allowed(client)
+allow_get_ip = await self._external_allowed(client)
-try:
-ip = ((yield webclient.getPage(GET_IP_PAGE.encode('utf-8')))
+ip = None
-if allow_get_ip else None)
-except (internet_error.DNSLookupError, internet_error.TimeoutError):
+# FIXME: following code is deprecated, check it
-log.warning("Can't access Domain Name System")
+# try:
-ip = None
+#     ip = ((await webclient.getPage(GET_IP_PAGE.encode('utf-8')))
-except web_error.Error as e:
+#           if allow_get_ip else None)
-log.warning(
+# except (internet_error.DNSLookupError, internet_error.TimeoutError):
-"Error while retrieving IP on {url}: {message}".format(
+#     log.warning("Can't access Domain Name System")
-url=GET_IP_PAGE, message=e
+#     ip = None
-)
+# except web_error.Error as e:
-)
+#     log.warning(
-ip = None
+#         "Error while retrieving IP on {url}: {message}".format(
-else:
+#             url=GET_IP_PAGE, message=e
-self._external_ip_cache = ip
+#         )
-defer.returnValue(ip)
+#     )
+#     ip = None
+# else:
+#     self._external_ip_cache = ip
+return ip
 @implementer(iwokkel.IDisco)
 class IPPlugin_handler(XMPPHandler):

Mercurial > libervia-backend

comparison libervia/backend/plugins/plugin_misc_ip.py @ 4180:b86912d3fd33