diff --git a/changelog.d/6043.feature b/changelog.d/6043.feature new file mode 100644 index 000000000..cd27b0400 --- /dev/null +++ b/changelog.d/6043.feature @@ -0,0 +1 @@ +Implement new Client Server API endpoints `/account/3pid/add` and `/account/3pid/bind` as per [MSC2290](https://github.com/matrix-org/matrix-doc/pull/2290). \ No newline at end of file diff --git a/synapse/handlers/deactivate_account.py b/synapse/handlers/deactivate_account.py index 5f804d1f1..d83912c9a 100644 --- a/synapse/handlers/deactivate_account.py +++ b/synapse/handlers/deactivate_account.py @@ -73,7 +73,9 @@ class DeactivateAccountHandler(BaseHandler): # unbinding identity_server_supports_unbinding = True - threepids = yield self.store.user_get_threepids(user_id) + # Retrieve the 3PIDs this user has bound to an identity server + threepids = yield self.store.user_get_bound_threepids(user_id) + for threepid in threepids: try: result = yield self._identity_handler.try_unbind_threepid( diff --git a/synapse/handlers/identity.py b/synapse/handlers/identity.py index cd4700b52..d50d485e0 100644 --- a/synapse/handlers/identity.py +++ b/synapse/handlers/identity.py @@ -30,6 +30,7 @@ from synapse.api.errors import ( HttpResponseException, SynapseError, ) +from synapse.config.emailconfig import ThreepidBehaviour from synapse.util.stringutils import random_string from ._base import BaseHandler @@ -45,36 +46,6 @@ class IdentityHandler(BaseHandler): self.federation_http_client = hs.get_http_client() self.hs = hs - def _extract_items_from_creds_dict(self, creds): - """ - Retrieve entries from a "credentials" dictionary - - Args: - creds (dict[str, str]): Dictionary of credentials that contain the following keys: - * client_secret|clientSecret: A unique secret str provided by the client - * id_server|idServer: the domain of the identity server to query - * id_access_token: The access token to authenticate to the identity - server with. - - Returns: - tuple(str, str, str|None): A tuple containing the client_secret, the id_server, - and the id_access_token value if available. - """ - client_secret = creds.get("client_secret") or creds.get("clientSecret") - if not client_secret: - raise SynapseError( - 400, "No client_secret in creds", errcode=Codes.MISSING_PARAM - ) - - id_server = creds.get("id_server") or creds.get("idServer") - if not id_server: - raise SynapseError( - 400, "No id_server in creds", errcode=Codes.MISSING_PARAM - ) - - id_access_token = creds.get("id_access_token") - return client_secret, id_server, id_access_token - @defer.inlineCallbacks def threepid_from_creds(self, id_server, creds): """ @@ -113,35 +84,50 @@ class IdentityHandler(BaseHandler): data = yield self.http_client.get_json(url, query_params) except TimeoutError: raise SynapseError(500, "Timed out contacting identity server") - return data if "medium" in data else None + except HttpResponseException as e: + logger.info( + "%s returned %i for threepid validation for: %s", + id_server, + e.code, + creds, + ) + return None + + # Old versions of Sydent return a 200 http code even on a failed validation + # check. Thus, in addition to the HttpResponseException check above (which + # checks for non-200 errors), we need to make sure validation_session isn't + # actually an error, identified by the absence of a "medium" key + # See https://github.com/matrix-org/sydent/issues/215 for details + if "medium" in data: + return data + + logger.info("%s reported non-validated threepid: %s", id_server, creds) + return None @defer.inlineCallbacks - def bind_threepid(self, creds, mxid, use_v2=True): + def bind_threepid( + self, client_secret, sid, mxid, id_server, id_access_token=None, use_v2=True + ): """Bind a 3PID to an identity server Args: - creds (dict[str, str]): Dictionary of credentials that contain the following keys: - * client_secret|clientSecret: A unique secret str provided by the client - * id_server|idServer: the domain of the identity server to query - * id_access_token: The access token to authenticate to the identity - server with. Required if use_v2 is true + client_secret (str): A unique secret provided by the client + + sid (str): The ID of the validation session + mxid (str): The MXID to bind the 3PID to - use_v2 (bool): Whether to use v2 Identity Service API endpoints + + id_server (str): The domain of the identity server to query + + id_access_token (str): The access token to authenticate to the identity + server with, if necessary. Required if use_v2 is true + + use_v2 (bool): Whether to use v2 Identity Service API endpoints. Defaults to True Returns: Deferred[dict]: The response from the identity server """ - logger.debug("binding threepid %r to %s", creds, mxid) - - client_secret, id_server, id_access_token = self._extract_items_from_creds_dict( - creds - ) - - sid = creds.get("sid") - if not sid: - raise SynapseError( - 400, "No sid in three_pid_creds", errcode=Codes.MISSING_PARAM - ) + logger.debug("Proxying threepid bind request for %s to %s", mxid, id_server) # If an id_access_token is not supplied, force usage of v1 if id_access_token is None: @@ -160,7 +146,6 @@ class IdentityHandler(BaseHandler): data = yield self.http_client.post_json_get_json( bind_url, bind_data, headers=headers ) - logger.debug("bound threepid %r to %s", creds, mxid) # Remember where we bound the threepid yield self.store.add_user_bound_threepid( @@ -182,7 +167,10 @@ class IdentityHandler(BaseHandler): return data logger.info("Got 404 when POSTing JSON %s, falling back to v1 URL", bind_url) - return (yield self.bind_threepid(creds, mxid, use_v2=False)) + res = yield 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): @@ -459,6 +447,50 @@ class IdentityHandler(BaseHandler): except TimeoutError: raise SynapseError(500, "Timed out contacting identity server") + @defer.inlineCallbacks + 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. + + Args: + client_secret (str): A secret provided by the client + + sid (str): The ID of the session + + Returns: + Dict[str, str|int] if validation was successful, otherwise None + """ + # XXX: We shouldn't need to keep wrapping and unwrapping this value + threepid_creds = {"client_secret": client_secret, "sid": sid} + + # We don't actually know which medium this 3PID is. Thus we first assume it's email, + # and if validation fails we try msisdn + validation_session = None + + # 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( + 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( + "email", client_secret, sid=sid, validated=True + ) + + if validation_session: + return validation_session + + # 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( + self.hs.config.account_threepid_delegate_msisdn, threepid_creds + ) + + return validation_session + def create_id_access_token_header(id_access_token): """Create an Authorization header for passing to SimpleHttpClient as the header value diff --git a/synapse/rest/client/v2_alpha/account.py b/synapse/rest/client/v2_alpha/account.py index 1139bb156..b8c48dc8f 100644 --- a/synapse/rest/client/v2_alpha/account.py +++ b/synapse/rest/client/v2_alpha/account.py @@ -21,12 +21,7 @@ from six.moves import http_client from twisted.internet import defer from synapse.api.constants import LoginType -from synapse.api.errors import ( - Codes, - HttpResponseException, - SynapseError, - ThreepidValidationError, -) +from synapse.api.errors import Codes, SynapseError, ThreepidValidationError from synapse.config.emailconfig import ThreepidBehaviour from synapse.http.server import finish_request from synapse.http.servlet import ( @@ -485,10 +480,8 @@ class MsisdnThreepidRequestTokenRestServlet(RestServlet): def on_POST(self, request): body = parse_json_object_from_request(request) assert_params_in_dict( - body, - ["id_server", "client_secret", "country", "phone_number", "send_attempt"], + body, ["client_secret", "country", "phone_number", "send_attempt"] ) - id_server = "https://" + body["id_server"] # Assume https client_secret = body["client_secret"] country = body["country"] phone_number = body["phone_number"] @@ -509,8 +502,23 @@ class MsisdnThreepidRequestTokenRestServlet(RestServlet): if existing_user_id is not None: raise SynapseError(400, "MSISDN is already in use", Codes.THREEPID_IN_USE) + if not self.hs.config.account_threepid_delegate_msisdn: + logger.warn( + "No upstream msisdn account_threepid_delegate configured on the server to " + "handle this request" + ) + raise SynapseError( + 400, + "Adding phone numbers to user account is not supported by this homeserver", + ) + ret = yield self.identity_handler.requestMsisdnToken( - id_server, country, phone_number, client_secret, send_attempt, next_link + self.hs.config.account_threepid_delegate_msisdn, + country, + phone_number, + client_secret, + send_attempt, + next_link, ) return 200, ret @@ -627,80 +635,87 @@ class ThreepidRestServlet(RestServlet): client_secret = threepid_creds["client_secret"] sid = threepid_creds["sid"] - # We don't actually know which medium this 3PID is. Thus we first assume it's email, - # and if validation fails we try msisdn - validation_session = None - - # Try to validate as email - if self.hs.config.threepid_behaviour_email == ThreepidBehaviour.REMOTE: - # Ask our delegated email identity server - try: - validation_session = yield self.identity_handler.threepid_from_creds( - self.hs.config.account_threepid_delegate_email, threepid_creds - ) - except HttpResponseException: - logger.debug( - "%s reported non-validated threepid: %s", - 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.datastore.get_threepid_validation_session( - "email", client_secret, sid=sid, validated=True + validation_session = yield self.identity_handler.validate_threepid_session( + client_secret, sid + ) + if validation_session: + yield self.auth_handler.add_threepid( + user_id, + validation_session["medium"], + validation_session["address"], + validation_session["validated_at"], ) - - # Old versions of Sydent return a 200 http code even on a failed validation check. - # Thus, in addition to the HttpResponseException check above (which checks for - # non-200 errors), we need to make sure validation_session isn't actually an error, - # identified by containing an "error" key - # See https://github.com/matrix-org/sydent/issues/215 for details - if validation_session and "error" not in validation_session: - yield self._add_threepid_to_account(user_id, validation_session) return 200, {} - # Try to validate as msisdn - if self.hs.config.account_threepid_delegate_msisdn: - # Ask our delegated msisdn identity server - try: - validation_session = yield self.identity_handler.threepid_from_creds( - self.hs.config.account_threepid_delegate_msisdn, threepid_creds - ) - except HttpResponseException: - logger.debug( - "%s reported non-validated threepid: %s", - self.hs.config.account_threepid_delegate_email, - threepid_creds, - ) - - # Check that validation_session isn't actually an error due to old Sydent instances - # See explanatory comment above - if validation_session and "error" not in validation_session: - yield self._add_threepid_to_account(user_id, validation_session) - return 200, {} - raise SynapseError( 400, "No validated 3pid session found", Codes.THREEPID_AUTH_FAILED ) + +class ThreepidAddRestServlet(RestServlet): + PATTERNS = client_patterns("/account/3pid/add$", releases=(), unstable=True) + + def __init__(self, hs): + super(ThreepidAddRestServlet, self).__init__() + self.hs = hs + self.identity_handler = hs.get_handlers().identity_handler + self.auth = hs.get_auth() + self.auth_handler = hs.get_auth_handler() + @defer.inlineCallbacks - def _add_threepid_to_account(self, user_id, validation_session): - """Add a threepid wrapped in a validation_session dict to an account + def on_POST(self, request): + requester = yield self.auth.get_user_by_req(request) + user_id = requester.user.to_string() + body = parse_json_object_from_request(request) - Args: - user_id (str): The mxid of the user to add this 3PID to + assert_params_in_dict(body, ["client_secret", "sid"]) + client_secret = body["client_secret"] + sid = body["sid"] - validation_session (dict): A dict containing the following: - * medium - medium of the threepid - * address - address of the threepid - * validated_at - timestamp of when the validation occurred - """ - yield self.auth_handler.add_threepid( - user_id, - validation_session["medium"], - validation_session["address"], - validation_session["validated_at"], + validation_session = yield self.identity_handler.validate_threepid_session( + client_secret, sid ) + if validation_session: + yield self.auth_handler.add_threepid( + user_id, + validation_session["medium"], + validation_session["address"], + validation_session["validated_at"], + ) + return 200, {} + + raise SynapseError( + 400, "No validated 3pid session found", Codes.THREEPID_AUTH_FAILED + ) + + +class ThreepidBindRestServlet(RestServlet): + PATTERNS = client_patterns("/account/3pid/bind$", releases=(), unstable=True) + + def __init__(self, hs): + super(ThreepidBindRestServlet, self).__init__() + self.hs = hs + self.identity_handler = hs.get_handlers().identity_handler + self.auth = hs.get_auth() + + @defer.inlineCallbacks + def on_POST(self, request): + body = parse_json_object_from_request(request) + + assert_params_in_dict(body, ["id_server", "sid", "client_secret"]) + id_server = body["id_server"] + sid = body["sid"] + client_secret = body["client_secret"] + id_access_token = body.get("id_access_token") # optional + + requester = yield self.auth.get_user_by_req(request) + user_id = requester.user.to_string() + + yield self.identity_handler.bind_threepid( + client_secret, sid, user_id, id_server, id_access_token + ) + + return 200, {} class ThreepidUnbindRestServlet(RestServlet): @@ -794,6 +809,8 @@ def register_servlets(hs, http_server): MsisdnThreepidRequestTokenRestServlet(hs).register(http_server) AddThreepidSubmitTokenServlet(hs).register(http_server) ThreepidRestServlet(hs).register(http_server) + ThreepidAddRestServlet(hs).register(http_server) + ThreepidBindRestServlet(hs).register(http_server) ThreepidUnbindRestServlet(hs).register(http_server) ThreepidDeleteRestServlet(hs).register(http_server) WhoamiRestServlet(hs).register(http_server) diff --git a/synapse/rest/client/v2_alpha/register.py b/synapse/rest/client/v2_alpha/register.py index e99b1f5c4..135a70808 100644 --- a/synapse/rest/client/v2_alpha/register.py +++ b/synapse/rest/client/v2_alpha/register.py @@ -246,6 +246,12 @@ class RegistrationSubmitTokenServlet(RestServlet): [self.config.email_registration_template_failure_html], ) + if self.config.threepid_behaviour_email == ThreepidBehaviour.LOCAL: + self.failure_email_template, = load_jinja2_templates( + self.config.email_template_dir, + [self.config.email_registration_template_failure_html], + ) + @defer.inlineCallbacks def on_GET(self, request, medium): if medium != "email": diff --git a/synapse/storage/registration.py b/synapse/storage/registration.py index da27ad76b..805411a6b 100644 --- a/synapse/storage/registration.py +++ b/synapse/storage/registration.py @@ -586,6 +586,26 @@ class RegistrationWorkerStore(SQLBaseStore): desc="add_user_bound_threepid", ) + def user_get_bound_threepids(self, user_id): + """Get the threepids that a user has bound to an identity server through the homeserver + The homeserver remembers where binds to an identity server occurred. Using this + method can retrieve those threepids. + + Args: + user_id (str): The ID of the user to retrieve threepids for + + Returns: + Deferred[list[dict]]: List of dictionaries containing the following: + medium (str): The medium of the threepid (e.g "email") + address (str): The address of the threepid (e.g "bob@example.com") + """ + return self._simple_select_list( + table="user_threepid_id_server", + keyvalues={"user_id": user_id}, + retcols=["medium", "address"], + desc="user_get_bound_threepids", + ) + def remove_user_bound_threepid(self, user_id, medium, address, id_server): """The server proxied an unbind request to the given identity server on behalf of the given user, so we remove the mapping of threepid to @@ -655,7 +675,7 @@ class RegistrationWorkerStore(SQLBaseStore): self, medium, client_secret, address=None, sid=None, validated=True ): """Gets a session_id and last_send_attempt (if available) for a - client_secret/medium/(address|session_id) combo + combination of validation metadata Args: medium (str|None): The medium of the 3PID diff --git a/sytest-blacklist b/sytest-blacklist index 04698cb06..11785fd43 100644 --- a/sytest-blacklist +++ b/sytest-blacklist @@ -29,12 +29,3 @@ Enabling an unknown default rule fails with 404 # Blacklisted due to https://github.com/matrix-org/synapse/issues/1663 New federated private chats get full presence information (SYN-115) - -# Blacklisted temporarily due to https://github.com/matrix-org/matrix-doc/pull/2290 -# These sytests need to be updated with new endpoints, which will come in a later PR -# That PR will also remove this blacklist -Can bind 3PID via home server -Can bind and unbind 3PID via homeserver -3PIDs are unbound after account deactivation -Can bind and unbind 3PID via /unbind by specifying the identity server -Can bind and unbind 3PID via /unbind without specifying the identity server