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-rw-r--r--synapse/config/sso.py28
1 files changed, 28 insertions, 0 deletions
diff --git a/synapse/config/sso.py b/synapse/config/sso.py
index 95762689bc..6cd37d4324 100644
--- a/synapse/config/sso.py
+++ b/synapse/config/sso.py
@@ -12,6 +12,7 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+import os
 from typing import Any, Dict
 
 import pkg_resources
@@ -36,9 +37,32 @@ class SSOConfig(Config):
             template_dir = pkg_resources.resource_filename("synapse", "res/templates",)
 
         self.sso_redirect_confirm_template_dir = template_dir
+        self.sso_account_deactivated_template = self.read_file(
+            os.path.join(
+                self.sso_redirect_confirm_template_dir, "sso_account_deactivated.html"
+            ),
+            "sso_account_deactivated_template",
+        )
+        self.sso_auth_success_template = self.read_file(
+            os.path.join(
+                self.sso_redirect_confirm_template_dir, "sso_auth_success.html"
+            ),
+            "sso_auth_success_template",
+        )
 
         self.sso_client_whitelist = sso_config.get("client_whitelist") or []
 
+        # Attempt to also whitelist the server's login fallback, since that fallback sets
+        # the redirect URL to itself (so it can process the login token then return
+        # gracefully to the client). This would make it pointless to ask the user for
+        # confirmation, since the URL the confirmation page would be showing wouldn't be
+        # the client's.
+        # public_baseurl is an optional setting, so we only add the fallback's URL to the
+        # list if it's provided (because we can't figure out what that URL is otherwise).
+        if self.public_baseurl:
+            login_fallback_url = self.public_baseurl + "_matrix/static/client/login"
+            self.sso_client_whitelist.append(login_fallback_url)
+
     def generate_config_section(self, **kwargs):
         return """\
         # Additional settings to use with single-sign on systems such as SAML2 and CAS.
@@ -54,6 +78,10 @@ class SSOConfig(Config):
             # phishing attacks from evil.site. To avoid this, include a slash after the
             # hostname: "https://my.client/".
             #
+            # If public_baseurl is set, then the login fallback page (used by clients
+            # that don't natively support the required login flows) is whitelisted in
+            # addition to any URLs in this list.
+            #
             # By default, this list is empty.
             #
             #client_whitelist: