From ef884f6d04f07556d6649087b6ba1d107a628838 Mon Sep 17 00:00:00 2001 From: Patrick Cloke Date: Tue, 26 May 2020 13:46:22 -0400 Subject: [PATCH] Convert identity handler to async/await. (#7561) --- changelog.d/7561.misc | 1 + synapse/handlers/identity.py | 94 ++++++++++++---------------- synapse/handlers/ui_auth/checkers.py | 15 +++-- 3 files changed, 47 insertions(+), 63 deletions(-) create mode 100644 changelog.d/7561.misc diff --git a/changelog.d/7561.misc b/changelog.d/7561.misc new file mode 100644 index 000000000..448dbd569 --- /dev/null +++ b/changelog.d/7561.misc @@ -0,0 +1 @@ +Convert the identity handler to async/await. diff --git a/synapse/handlers/identity.py b/synapse/handlers/identity.py index 9ed0d23b0..4ba004276 100644 --- a/synapse/handlers/identity.py +++ b/synapse/handlers/identity.py @@ -25,7 +25,6 @@ from signedjson.key import decode_verify_key_bytes from signedjson.sign import verify_signed_json from unpaddedbase64 import decode_base64 -from twisted.internet import defer from twisted.internet.error import TimeoutError from synapse.api.errors import ( @@ -60,8 +59,7 @@ class IdentityHandler(BaseHandler): self.federation_http_client = hs.get_http_client() self.hs = hs - @defer.inlineCallbacks - def threepid_from_creds(self, id_server, creds): + async def threepid_from_creds(self, id_server, creds): """ Retrieve and validate a threepid identifier from a "credentials" dictionary against a given identity server @@ -97,7 +95,7 @@ class IdentityHandler(BaseHandler): url = id_server + "/_matrix/identity/api/v1/3pid/getValidated3pid" try: - data = yield self.http_client.get_json(url, query_params) + data = await self.http_client.get_json(url, query_params) except TimeoutError: raise SynapseError(500, "Timed out contacting identity server") except HttpResponseException as e: @@ -120,8 +118,7 @@ class IdentityHandler(BaseHandler): logger.info("%s reported non-validated threepid: %s", id_server, creds) return None - @defer.inlineCallbacks - def bind_threepid( + async def bind_threepid( self, client_secret, sid, mxid, id_server, id_access_token=None, use_v2=True ): """Bind a 3PID to an identity server @@ -161,12 +158,12 @@ class IdentityHandler(BaseHandler): try: # Use the blacklisting http client as this call is only to identity servers # provided by a client - data = yield self.blacklisting_http_client.post_json_get_json( + data = await self.blacklisting_http_client.post_json_get_json( bind_url, bind_data, headers=headers ) # Remember where we bound the threepid - yield self.store.add_user_bound_threepid( + await self.store.add_user_bound_threepid( user_id=mxid, medium=data["medium"], address=data["address"], @@ -185,13 +182,12 @@ class IdentityHandler(BaseHandler): return data logger.info("Got 404 when POSTing JSON %s, falling back to v1 URL", bind_url) - res = yield self.bind_threepid( + res = await self.bind_threepid( client_secret, sid, mxid, id_server, id_access_token, use_v2=False ) return res - @defer.inlineCallbacks - def try_unbind_threepid(self, mxid, threepid): + async def try_unbind_threepid(self, mxid, threepid): """Attempt to remove a 3PID from an identity server, or if one is not provided, all identity servers we're aware the binding is present on @@ -211,7 +207,7 @@ class IdentityHandler(BaseHandler): if threepid.get("id_server"): id_servers = [threepid["id_server"]] else: - id_servers = yield self.store.get_id_servers_user_bound( + id_servers = await self.store.get_id_servers_user_bound( user_id=mxid, medium=threepid["medium"], address=threepid["address"] ) @@ -221,14 +217,13 @@ class IdentityHandler(BaseHandler): changed = True for id_server in id_servers: - changed &= yield self.try_unbind_threepid_with_id_server( + changed &= await self.try_unbind_threepid_with_id_server( mxid, threepid, id_server ) return changed - @defer.inlineCallbacks - def try_unbind_threepid_with_id_server(self, mxid, threepid, id_server): + async def try_unbind_threepid_with_id_server(self, mxid, threepid, id_server): """Removes a binding from an identity server Args: @@ -266,7 +261,7 @@ class IdentityHandler(BaseHandler): try: # Use the blacklisting http client as this call is only to identity servers # provided by a client - yield self.blacklisting_http_client.post_json_get_json( + await self.blacklisting_http_client.post_json_get_json( url, content, headers ) changed = True @@ -281,7 +276,7 @@ class IdentityHandler(BaseHandler): except TimeoutError: raise SynapseError(500, "Timed out contacting identity server") - yield self.store.remove_user_bound_threepid( + await self.store.remove_user_bound_threepid( user_id=mxid, medium=threepid["medium"], address=threepid["address"], @@ -376,8 +371,7 @@ class IdentityHandler(BaseHandler): return session_id - @defer.inlineCallbacks - def requestEmailToken( + async def requestEmailToken( self, id_server, email, client_secret, send_attempt, next_link=None ): """ @@ -412,7 +406,7 @@ class IdentityHandler(BaseHandler): ) try: - data = yield self.http_client.post_json_get_json( + data = await self.http_client.post_json_get_json( id_server + "/_matrix/identity/api/v1/validate/email/requestToken", params, ) @@ -423,8 +417,7 @@ class IdentityHandler(BaseHandler): except TimeoutError: raise SynapseError(500, "Timed out contacting identity server") - @defer.inlineCallbacks - def requestMsisdnToken( + async def requestMsisdnToken( self, id_server, country, @@ -466,7 +459,7 @@ class IdentityHandler(BaseHandler): ) try: - data = yield self.http_client.post_json_get_json( + data = await self.http_client.post_json_get_json( id_server + "/_matrix/identity/api/v1/validate/msisdn/requestToken", params, ) @@ -487,8 +480,7 @@ class IdentityHandler(BaseHandler): ) return data - @defer.inlineCallbacks - def validate_threepid_session(self, client_secret, sid): + async def validate_threepid_session(self, client_secret, sid): """Validates a threepid session with only the client secret and session ID Tries validating against any configured account_threepid_delegates as well as locally. @@ -510,12 +502,12 @@ class IdentityHandler(BaseHandler): # Try to validate as email if self.hs.config.threepid_behaviour_email == ThreepidBehaviour.REMOTE: # Ask our delegated email identity server - validation_session = yield self.threepid_from_creds( + validation_session = await self.threepid_from_creds( self.hs.config.account_threepid_delegate_email, threepid_creds ) elif self.hs.config.threepid_behaviour_email == ThreepidBehaviour.LOCAL: # Get a validated session matching these details - validation_session = yield self.store.get_threepid_validation_session( + validation_session = await self.store.get_threepid_validation_session( "email", client_secret, sid=sid, validated=True ) @@ -525,14 +517,13 @@ class IdentityHandler(BaseHandler): # Try to validate as msisdn if self.hs.config.account_threepid_delegate_msisdn: # Ask our delegated msisdn identity server - validation_session = yield self.threepid_from_creds( + validation_session = await self.threepid_from_creds( self.hs.config.account_threepid_delegate_msisdn, threepid_creds ) return validation_session - @defer.inlineCallbacks - def proxy_msisdn_submit_token(self, id_server, client_secret, sid, token): + async def proxy_msisdn_submit_token(self, id_server, client_secret, sid, token): """Proxy a POST submitToken request to an identity server for verification purposes Args: @@ -553,11 +544,9 @@ class IdentityHandler(BaseHandler): body = {"client_secret": client_secret, "sid": sid, "token": token} try: - return ( - yield self.http_client.post_json_get_json( - id_server + "/_matrix/identity/api/v1/validate/msisdn/submitToken", - body, - ) + return await self.http_client.post_json_get_json( + id_server + "/_matrix/identity/api/v1/validate/msisdn/submitToken", + body, ) except TimeoutError: raise SynapseError(500, "Timed out contacting identity server") @@ -565,8 +554,7 @@ class IdentityHandler(BaseHandler): logger.warning("Error contacting msisdn account_threepid_delegate: %s", e) raise SynapseError(400, "Error contacting the identity server") - @defer.inlineCallbacks - def lookup_3pid(self, id_server, medium, address, id_access_token=None): + async def lookup_3pid(self, id_server, medium, address, id_access_token=None): """Looks up a 3pid in the passed identity server. Args: @@ -582,7 +570,7 @@ class IdentityHandler(BaseHandler): """ if id_access_token is not None: try: - results = yield self._lookup_3pid_v2( + results = await self._lookup_3pid_v2( id_server, id_access_token, medium, address ) return results @@ -601,10 +589,9 @@ class IdentityHandler(BaseHandler): logger.warning("Error when looking up hashing details: %s", e) return None - return (yield self._lookup_3pid_v1(id_server, medium, address)) + return await self._lookup_3pid_v1(id_server, medium, address) - @defer.inlineCallbacks - def _lookup_3pid_v1(self, id_server, medium, address): + async def _lookup_3pid_v1(self, id_server, medium, address): """Looks up a 3pid in the passed identity server using v1 lookup. Args: @@ -617,7 +604,7 @@ class IdentityHandler(BaseHandler): str: the matrix ID of the 3pid, or None if it is not recognized. """ try: - data = yield self.blacklisting_http_client.get_json( + data = await self.blacklisting_http_client.get_json( "%s%s/_matrix/identity/api/v1/lookup" % (id_server_scheme, id_server), {"medium": medium, "address": address}, ) @@ -625,7 +612,7 @@ class IdentityHandler(BaseHandler): if "mxid" in data: if "signatures" not in data: raise AuthError(401, "No signatures on 3pid binding") - yield self._verify_any_signature(data, id_server) + await self._verify_any_signature(data, id_server) return data["mxid"] except TimeoutError: raise SynapseError(500, "Timed out contacting identity server") @@ -634,8 +621,7 @@ class IdentityHandler(BaseHandler): return None - @defer.inlineCallbacks - def _lookup_3pid_v2(self, id_server, id_access_token, medium, address): + async def _lookup_3pid_v2(self, id_server, id_access_token, medium, address): """Looks up a 3pid in the passed identity server using v2 lookup. Args: @@ -650,7 +636,7 @@ class IdentityHandler(BaseHandler): """ # Check what hashing details are supported by this identity server try: - hash_details = yield self.blacklisting_http_client.get_json( + hash_details = await self.blacklisting_http_client.get_json( "%s%s/_matrix/identity/v2/hash_details" % (id_server_scheme, id_server), {"access_token": id_access_token}, ) @@ -717,7 +703,7 @@ class IdentityHandler(BaseHandler): headers = {"Authorization": create_id_access_token_header(id_access_token)} try: - lookup_results = yield self.blacklisting_http_client.post_json_get_json( + lookup_results = await self.blacklisting_http_client.post_json_get_json( "%s%s/_matrix/identity/v2/lookup" % (id_server_scheme, id_server), { "addresses": [lookup_value], @@ -745,13 +731,12 @@ class IdentityHandler(BaseHandler): mxid = lookup_results["mappings"].get(lookup_value) return mxid - @defer.inlineCallbacks - def _verify_any_signature(self, data, server_hostname): + async def _verify_any_signature(self, data, server_hostname): if server_hostname not in data["signatures"]: raise AuthError(401, "No signature from server %s" % (server_hostname,)) for key_name, signature in data["signatures"][server_hostname].items(): try: - key_data = yield self.blacklisting_http_client.get_json( + key_data = await self.blacklisting_http_client.get_json( "%s%s/_matrix/identity/api/v1/pubkey/%s" % (id_server_scheme, server_hostname, key_name) ) @@ -770,8 +755,7 @@ class IdentityHandler(BaseHandler): ) return - @defer.inlineCallbacks - def ask_id_server_for_third_party_invite( + async def ask_id_server_for_third_party_invite( self, requester, id_server, @@ -844,7 +828,7 @@ class IdentityHandler(BaseHandler): # Attempt a v2 lookup url = base_url + "/v2/store-invite" try: - data = yield self.blacklisting_http_client.post_json_get_json( + data = await self.blacklisting_http_client.post_json_get_json( url, invite_config, {"Authorization": create_id_access_token_header(id_access_token)}, @@ -864,7 +848,7 @@ class IdentityHandler(BaseHandler): url = base_url + "/api/v1/store-invite" try: - data = yield self.blacklisting_http_client.post_json_get_json( + data = await self.blacklisting_http_client.post_json_get_json( url, invite_config ) except TimeoutError: @@ -882,7 +866,7 @@ class IdentityHandler(BaseHandler): # types. This is especially true with old instances of Sydent, see # https://github.com/matrix-org/sydent/pull/170 try: - data = yield self.blacklisting_http_client.post_urlencoded_get_json( + data = await self.blacklisting_http_client.post_urlencoded_get_json( url, invite_config ) except HttpResponseException as e: diff --git a/synapse/handlers/ui_auth/checkers.py b/synapse/handlers/ui_auth/checkers.py index 8363d887a..8b24a7331 100644 --- a/synapse/handlers/ui_auth/checkers.py +++ b/synapse/handlers/ui_auth/checkers.py @@ -138,8 +138,7 @@ class _BaseThreepidAuthChecker: self.hs = hs self.store = hs.get_datastore() - @defer.inlineCallbacks - def _check_threepid(self, medium, authdict): + async def _check_threepid(self, medium, authdict): if "threepid_creds" not in authdict: raise LoginError(400, "Missing threepid_creds", Codes.MISSING_PARAM) @@ -155,18 +154,18 @@ class _BaseThreepidAuthChecker: raise SynapseError( 400, "Phone number verification is not enabled on this homeserver" ) - threepid = yield identity_handler.threepid_from_creds( + threepid = await identity_handler.threepid_from_creds( self.hs.config.account_threepid_delegate_msisdn, threepid_creds ) elif medium == "email": if self.hs.config.threepid_behaviour_email == ThreepidBehaviour.REMOTE: assert self.hs.config.account_threepid_delegate_email - threepid = yield identity_handler.threepid_from_creds( + threepid = await identity_handler.threepid_from_creds( self.hs.config.account_threepid_delegate_email, threepid_creds ) elif self.hs.config.threepid_behaviour_email == ThreepidBehaviour.LOCAL: threepid = None - row = yield self.store.get_threepid_validation_session( + row = await self.store.get_threepid_validation_session( medium, threepid_creds["client_secret"], sid=threepid_creds["sid"], @@ -181,7 +180,7 @@ class _BaseThreepidAuthChecker: } # Valid threepid returned, delete from the db - yield self.store.delete_threepid_session(threepid_creds["sid"]) + await self.store.delete_threepid_session(threepid_creds["sid"]) else: raise SynapseError( 400, "Email address verification is not enabled on this homeserver" @@ -220,7 +219,7 @@ class EmailIdentityAuthChecker(UserInteractiveAuthChecker, _BaseThreepidAuthChec ) def check_auth(self, authdict, clientip): - return self._check_threepid("email", authdict) + return defer.ensureDeferred(self._check_threepid("email", authdict)) class MsisdnAuthChecker(UserInteractiveAuthChecker, _BaseThreepidAuthChecker): @@ -234,7 +233,7 @@ class MsisdnAuthChecker(UserInteractiveAuthChecker, _BaseThreepidAuthChecker): return bool(self.hs.config.account_threepid_delegate_msisdn) def check_auth(self, authdict, clientip): - return self._check_threepid("msisdn", authdict) + return defer.ensureDeferred(self._check_threepid("msisdn", authdict)) INTERACTIVE_AUTH_CHECKERS = [