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authorQuentin Gliech <quenting@element.io>2022-10-31 18:07:30 +0100
committerGitHub <noreply@github.com>2022-10-31 13:07:30 -0400
commitcc3a52b33df72bb4230367536b924a6d1f510d36 (patch)
tree1a3bf6576c1a4d0239cbe3354fa348793e0b7aaa /synapse/config
parentBump sentry-sdk from 1.5.11 to 1.10.1 (#14330) (diff)
downloadsynapse-cc3a52b33df72bb4230367536b924a6d1f510d36.tar.xz
Support OIDC backchannel logouts (#11414)
If configured an OIDC IdP can log a user's session out of
Synapse when they log out of the identity provider.

The IdP sends a request directly to Synapse (and must be
configured with an endpoint) when a user logs out.
Diffstat (limited to 'synapse/config')
-rw-r--r--synapse/config/oidc.py12
1 files changed, 12 insertions, 0 deletions
diff --git a/synapse/config/oidc.py b/synapse/config/oidc.py
index 5418a332da..0bd83f4010 100644
--- a/synapse/config/oidc.py
+++ b/synapse/config/oidc.py
@@ -123,6 +123,8 @@ OIDC_PROVIDER_CONFIG_SCHEMA = {
         "userinfo_endpoint": {"type": "string"},
         "jwks_uri": {"type": "string"},
         "skip_verification": {"type": "boolean"},
+        "backchannel_logout_enabled": {"type": "boolean"},
+        "backchannel_logout_ignore_sub": {"type": "boolean"},
         "user_profile_method": {
             "type": "string",
             "enum": ["auto", "userinfo_endpoint"],
@@ -292,6 +294,10 @@ def _parse_oidc_config_dict(
         token_endpoint=oidc_config.get("token_endpoint"),
         userinfo_endpoint=oidc_config.get("userinfo_endpoint"),
         jwks_uri=oidc_config.get("jwks_uri"),
+        backchannel_logout_enabled=oidc_config.get("backchannel_logout_enabled", False),
+        backchannel_logout_ignore_sub=oidc_config.get(
+            "backchannel_logout_ignore_sub", False
+        ),
         skip_verification=oidc_config.get("skip_verification", False),
         user_profile_method=oidc_config.get("user_profile_method", "auto"),
         allow_existing_users=oidc_config.get("allow_existing_users", False),
@@ -368,6 +374,12 @@ class OidcProviderConfig:
     # "openid" scope is used.
     jwks_uri: Optional[str]
 
+    # Whether Synapse should react to backchannel logouts
+    backchannel_logout_enabled: bool
+
+    # Whether Synapse should ignore the `sub` claim in backchannel logouts or not.
+    backchannel_logout_ignore_sub: bool
+
     # Whether to skip metadata verification
     skip_verification: bool