From 2f053f3f82ca174cc1c858c75afffae51af8ce0d Mon Sep 17 00:00:00 2001 From: reivilibre Date: Mon, 6 Dec 2021 19:11:43 +0000 Subject: [PATCH] Stabilise support for MSC2918 refresh tokens as they have now been merged into the Matrix specification. (#11435) --- changelog.d/11435.feature | 1 + docs/sample_config.yaml | 38 +++++++++++++++++++++++++++++++++ synapse/config/registration.py | 38 +++++++++++++++++++++++++++++++++ synapse/rest/client/login.py | 29 +++++++++++-------------- synapse/rest/client/register.py | 23 +++++++++----------- tests/rest/client/test_auth.py | 30 +++++++++++++------------- 6 files changed, 115 insertions(+), 44 deletions(-) create mode 100644 changelog.d/11435.feature diff --git a/changelog.d/11435.feature b/changelog.d/11435.feature new file mode 100644 index 0000000000..9e127fae3c --- /dev/null +++ b/changelog.d/11435.feature @@ -0,0 +1 @@ +Stabilise support for [MSC2918](https://github.com/matrix-org/matrix-doc/blob/main/proposals/2918-refreshtokens.md#msc2918-refresh-tokens) refresh tokens as they have now been merged into the Matrix specification. \ No newline at end of file diff --git a/docs/sample_config.yaml b/docs/sample_config.yaml index ae476d19ac..6696ed5d1e 100644 --- a/docs/sample_config.yaml +++ b/docs/sample_config.yaml @@ -1209,6 +1209,44 @@ oembed: # #session_lifetime: 24h +# Time that an access token remains valid for, if the session is +# using refresh tokens. +# For more information about refresh tokens, please see the manual. +# Note that this only applies to clients which advertise support for +# refresh tokens. +# +# Note also that this is calculated at login time and refresh time: +# changes are not applied to existing sessions until they are refreshed. +# +# By default, this is 5 minutes. +# +#refreshable_access_token_lifetime: 5m + +# Time that a refresh token remains valid for (provided that it is not +# exchanged for another one first). +# This option can be used to automatically log-out inactive sessions. +# Please see the manual for more information. +# +# Note also that this is calculated at login time and refresh time: +# changes are not applied to existing sessions until they are refreshed. +# +# By default, this is infinite. +# +#refresh_token_lifetime: 24h + +# Time that an access token remains valid for, if the session is NOT +# using refresh tokens. +# Please note that not all clients support refresh tokens, so setting +# this to a short value may be inconvenient for some users who will +# then be logged out frequently. +# +# Note also that this is calculated at login time: changes are not applied +# retrospectively to existing sessions for users that have already logged in. +# +# By default, this is infinite. +# +#nonrefreshable_access_token_lifetime: 24h + # The user must provide all of the below types of 3PID when registering. # #registrations_require_3pid: diff --git a/synapse/config/registration.py b/synapse/config/registration.py index 68a4985398..7a059c6dec 100644 --- a/synapse/config/registration.py +++ b/synapse/config/registration.py @@ -220,6 +220,44 @@ class RegistrationConfig(Config): # #session_lifetime: 24h + # Time that an access token remains valid for, if the session is + # using refresh tokens. + # For more information about refresh tokens, please see the manual. + # Note that this only applies to clients which advertise support for + # refresh tokens. + # + # Note also that this is calculated at login time and refresh time: + # changes are not applied to existing sessions until they are refreshed. + # + # By default, this is 5 minutes. + # + #refreshable_access_token_lifetime: 5m + + # Time that a refresh token remains valid for (provided that it is not + # exchanged for another one first). + # This option can be used to automatically log-out inactive sessions. + # Please see the manual for more information. + # + # Note also that this is calculated at login time and refresh time: + # changes are not applied to existing sessions until they are refreshed. + # + # By default, this is infinite. + # + #refresh_token_lifetime: 24h + + # Time that an access token remains valid for, if the session is NOT + # using refresh tokens. + # Please note that not all clients support refresh tokens, so setting + # this to a short value may be inconvenient for some users who will + # then be logged out frequently. + # + # Note also that this is calculated at login time: changes are not applied + # retrospectively to existing sessions for users that have already logged in. + # + # By default, this is infinite. + # + #nonrefreshable_access_token_lifetime: 24h + # The user must provide all of the below types of 3PID when registering. # #registrations_require_3pid: diff --git a/synapse/rest/client/login.py b/synapse/rest/client/login.py index 1b23fa18cf..f9994658c4 100644 --- a/synapse/rest/client/login.py +++ b/synapse/rest/client/login.py @@ -72,7 +72,7 @@ class LoginRestServlet(RestServlet): JWT_TYPE_DEPRECATED = "m.login.jwt" APPSERVICE_TYPE = "m.login.application_service" APPSERVICE_TYPE_UNSTABLE = "uk.half-shot.msc2778.login.application_service" - REFRESH_TOKEN_PARAM = "org.matrix.msc2918.refresh_token" + REFRESH_TOKEN_PARAM = "refresh_token" def __init__(self, hs: "HomeServer"): super().__init__() @@ -90,7 +90,7 @@ class LoginRestServlet(RestServlet): self.saml2_enabled = hs.config.saml2.saml2_enabled self.cas_enabled = hs.config.cas.cas_enabled self.oidc_enabled = hs.config.oidc.oidc_enabled - self._msc2918_enabled = ( + self._refresh_tokens_enabled = ( hs.config.registration.refreshable_access_token_lifetime is not None ) @@ -163,17 +163,16 @@ class LoginRestServlet(RestServlet): async def on_POST(self, request: SynapseRequest) -> Tuple[int, LoginResponse]: login_submission = parse_json_object_from_request(request) - if self._msc2918_enabled: - # Check if this login should also issue a refresh token, as per MSC2918 - should_issue_refresh_token = login_submission.get( - "org.matrix.msc2918.refresh_token", False - ) - if not isinstance(should_issue_refresh_token, bool): - raise SynapseError( - 400, "`org.matrix.msc2918.refresh_token` should be true or false." - ) - else: - should_issue_refresh_token = False + # Check to see if the client requested a refresh token. + client_requested_refresh_token = login_submission.get( + LoginRestServlet.REFRESH_TOKEN_PARAM, False + ) + if not isinstance(client_requested_refresh_token, bool): + raise SynapseError(400, "`refresh_token` should be true or false.") + + should_issue_refresh_token = ( + self._refresh_tokens_enabled and client_requested_refresh_token + ) try: if login_submission["type"] in ( @@ -463,9 +462,7 @@ def _get_auth_flow_dict_for_idp(idp: SsoIdentityProvider) -> JsonDict: class RefreshTokenServlet(RestServlet): - PATTERNS = client_patterns( - "/org.matrix.msc2918.refresh_token/refresh$", releases=(), unstable=True - ) + PATTERNS = (re.compile("^/_matrix/client/v1/refresh$"),) def __init__(self, hs: "HomeServer"): self._auth_handler = hs.get_auth_handler() diff --git a/synapse/rest/client/register.py b/synapse/rest/client/register.py index 11fd6cd24d..8b56c76aed 100644 --- a/synapse/rest/client/register.py +++ b/synapse/rest/client/register.py @@ -419,7 +419,7 @@ class RegisterRestServlet(RestServlet): self.password_policy_handler = hs.get_password_policy_handler() self.clock = hs.get_clock() self._registration_enabled = self.hs.config.registration.enable_registration - self._msc2918_enabled = ( + self._refresh_tokens_enabled = ( hs.config.registration.refreshable_access_token_lifetime is not None ) @@ -445,18 +445,15 @@ class RegisterRestServlet(RestServlet): f"Do not understand membership kind: {kind}", ) - if self._msc2918_enabled: - # Check if this registration should also issue a refresh token, as - # per MSC2918 - should_issue_refresh_token = body.get( - "org.matrix.msc2918.refresh_token", False - ) - if not isinstance(should_issue_refresh_token, bool): - raise SynapseError( - 400, "`org.matrix.msc2918.refresh_token` should be true or false." - ) - else: - should_issue_refresh_token = False + # Check if the clients wishes for this registration to issue a refresh + # token. + client_requested_refresh_tokens = body.get("refresh_token", False) + if not isinstance(client_requested_refresh_tokens, bool): + raise SynapseError(400, "`refresh_token` should be true or false.") + + should_issue_refresh_token = ( + self._refresh_tokens_enabled and client_requested_refresh_tokens + ) # Pull out the provided username and do basic sanity checks early since # the auth layer will store these in sessions. diff --git a/tests/rest/client/test_auth.py b/tests/rest/client/test_auth.py index 7239e1a1b5..aa8ad6d2e1 100644 --- a/tests/rest/client/test_auth.py +++ b/tests/rest/client/test_auth.py @@ -520,7 +520,7 @@ class RefreshAuthTests(unittest.HomeserverTestCase): """ return self.make_request( "POST", - "/_matrix/client/unstable/org.matrix.msc2918.refresh_token/refresh", + "/_matrix/client/v1/refresh", {"refresh_token": refresh_token}, ) @@ -557,7 +557,7 @@ class RefreshAuthTests(unittest.HomeserverTestCase): login_with_refresh = self.make_request( "POST", "/_matrix/client/r0/login", - {"org.matrix.msc2918.refresh_token": True, **body}, + {"refresh_token": True, **body}, ) self.assertEqual(login_with_refresh.code, 200, login_with_refresh.result) self.assertIn("refresh_token", login_with_refresh.json_body) @@ -588,7 +588,7 @@ class RefreshAuthTests(unittest.HomeserverTestCase): "username": "test3", "password": self.user_pass, "auth": {"type": LoginType.DUMMY}, - "org.matrix.msc2918.refresh_token": True, + "refresh_token": True, }, ) self.assertEqual(register_with_refresh.code, 200, register_with_refresh.result) @@ -603,7 +603,7 @@ class RefreshAuthTests(unittest.HomeserverTestCase): "type": "m.login.password", "user": "test", "password": self.user_pass, - "org.matrix.msc2918.refresh_token": True, + "refresh_token": True, } login_response = self.make_request( "POST", @@ -614,7 +614,7 @@ class RefreshAuthTests(unittest.HomeserverTestCase): refresh_response = self.make_request( "POST", - "/_matrix/client/unstable/org.matrix.msc2918.refresh_token/refresh", + "/_matrix/client/v1/refresh", {"refresh_token": login_response.json_body["refresh_token"]}, ) self.assertEqual(refresh_response.code, 200, refresh_response.result) @@ -641,7 +641,7 @@ class RefreshAuthTests(unittest.HomeserverTestCase): "type": "m.login.password", "user": "test", "password": self.user_pass, - "org.matrix.msc2918.refresh_token": True, + "refresh_token": True, } login_response = self.make_request( "POST", @@ -655,7 +655,7 @@ class RefreshAuthTests(unittest.HomeserverTestCase): refresh_response = self.make_request( "POST", - "/_matrix/client/unstable/org.matrix.msc2918.refresh_token/refresh", + "/_matrix/client/v1/refresh", {"refresh_token": login_response.json_body["refresh_token"]}, ) self.assertEqual(refresh_response.code, 200, refresh_response.result) @@ -761,7 +761,7 @@ class RefreshAuthTests(unittest.HomeserverTestCase): "type": "m.login.password", "user": "test", "password": self.user_pass, - "org.matrix.msc2918.refresh_token": True, + "refresh_token": True, } login_response = self.make_request( "POST", @@ -811,7 +811,7 @@ class RefreshAuthTests(unittest.HomeserverTestCase): "type": "m.login.password", "user": "test", "password": self.user_pass, - "org.matrix.msc2918.refresh_token": True, + "refresh_token": True, } login_response = self.make_request( "POST", @@ -868,7 +868,7 @@ class RefreshAuthTests(unittest.HomeserverTestCase): "type": "m.login.password", "user": "test", "password": self.user_pass, - "org.matrix.msc2918.refresh_token": True, + "refresh_token": True, } login_response = self.make_request( "POST", @@ -880,7 +880,7 @@ class RefreshAuthTests(unittest.HomeserverTestCase): # This first refresh should work properly first_refresh_response = self.make_request( "POST", - "/_matrix/client/unstable/org.matrix.msc2918.refresh_token/refresh", + "/_matrix/client/v1/refresh", {"refresh_token": login_response.json_body["refresh_token"]}, ) self.assertEqual( @@ -890,7 +890,7 @@ class RefreshAuthTests(unittest.HomeserverTestCase): # This one as well, since the token in the first one was never used second_refresh_response = self.make_request( "POST", - "/_matrix/client/unstable/org.matrix.msc2918.refresh_token/refresh", + "/_matrix/client/v1/refresh", {"refresh_token": login_response.json_body["refresh_token"]}, ) self.assertEqual( @@ -900,7 +900,7 @@ class RefreshAuthTests(unittest.HomeserverTestCase): # This one should not, since the token from the first refresh is not valid anymore third_refresh_response = self.make_request( "POST", - "/_matrix/client/unstable/org.matrix.msc2918.refresh_token/refresh", + "/_matrix/client/v1/refresh", {"refresh_token": first_refresh_response.json_body["refresh_token"]}, ) self.assertEqual( @@ -928,7 +928,7 @@ class RefreshAuthTests(unittest.HomeserverTestCase): # Now that the access token from the last valid refresh was used once, refreshing with the N-1 token should fail fourth_refresh_response = self.make_request( "POST", - "/_matrix/client/unstable/org.matrix.msc2918.refresh_token/refresh", + "/_matrix/client/v1/refresh", {"refresh_token": login_response.json_body["refresh_token"]}, ) self.assertEqual( @@ -938,7 +938,7 @@ class RefreshAuthTests(unittest.HomeserverTestCase): # But refreshing from the last valid refresh token still works fifth_refresh_response = self.make_request( "POST", - "/_matrix/client/unstable/org.matrix.msc2918.refresh_token/refresh", + "/_matrix/client/v1/refresh", {"refresh_token": second_refresh_response.json_body["refresh_token"]}, ) self.assertEqual(