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authorDaniel Hoffend <dh@dotlan.net>2019-06-27 19:37:29 +0200
committerRichard van der Hoff <1389908+richvdh@users.noreply.github.com>2019-06-27 18:37:29 +0100
commit9646a593ac555e7b68c6133c29a9f5bac83d1c2f (patch)
tree5713d4de9a618466aba4b6a0eeafeb926cc3a20c
parentInclude systemd-python in Debian package to allow logging to journal (#5261) (diff)
downloadsynapse-9646a593ac555e7b68c6133c29a9f5bac83d1c2f.tar.xz
Added possibilty to disable local password authentication (#5092)
Signed-off-by: Daniel Hoffend <dh@dotlan.net>

Diffstat (limited to '')
-rw-r--r--changelog.d/5092.feature1
-rw-r--r--docs/sample_config.yaml6
-rw-r--r--synapse/config/password.py7
-rw-r--r--synapse/handlers/auth.py2
-rw-r--r--synapse/handlers/set_password.py3
5 files changed, 18 insertions, 1 deletions
diff --git a/changelog.d/5092.feature b/changelog.d/5092.feature
new file mode 100644
index 0000000000..c22f586d08
--- /dev/null
+++ b/changelog.d/5092.feature
@@ -0,0 +1 @@
+Added possibilty to disable local password authentication. Contributed by Daniel Hoffend.
diff --git a/docs/sample_config.yaml b/docs/sample_config.yaml
index 18be376e1e..a01e1152f7 100644
--- a/docs/sample_config.yaml
+++ b/docs/sample_config.yaml
@@ -1046,6 +1046,12 @@ password_config:
    #
    #enabled: false
 
+   # Uncomment to disable authentication against the local password
+   # database. This is ignored if `enabled` is false, and is only useful
+   # if you have other password_providers.
+   #
+   #localdb_enabled: false
+
    # Uncomment and change to a secret random string for extra security.
    # DO NOT CHANGE THIS AFTER INITIAL SETUP!
    #
diff --git a/synapse/config/password.py b/synapse/config/password.py
index 598f84fc0c..d5b5953f2f 100644
--- a/synapse/config/password.py
+++ b/synapse/config/password.py
@@ -26,6 +26,7 @@ class PasswordConfig(Config):
             password_config = {}
 
         self.password_enabled = password_config.get("enabled", True)
+        self.password_localdb_enabled = password_config.get("localdb_enabled", True)
         self.password_pepper = password_config.get("pepper", "")
 
     def generate_config_section(self, config_dir_path, server_name, **kwargs):
@@ -35,6 +36,12 @@ class PasswordConfig(Config):
            #
            #enabled: false
 
+           # Uncomment to disable authentication against the local password
+           # database. This is ignored if `enabled` is false, and is only useful
+           # if you have other password_providers.
+           #
+           #localdb_enabled: false
+
            # Uncomment and change to a secret random string for extra security.
            # DO NOT CHANGE THIS AFTER INITIAL SETUP!
            #
diff --git a/synapse/handlers/auth.py b/synapse/handlers/auth.py
index 97b21c4093..c8c1ed3246 100644
--- a/synapse/handlers/auth.py
+++ b/synapse/handlers/auth.py
@@ -743,7 +743,7 @@ class AuthHandler(BaseHandler):
                     result = (result, None)
                 defer.returnValue(result)
 
-        if login_type == LoginType.PASSWORD:
+        if login_type == LoginType.PASSWORD and self.hs.config.password_localdb_enabled:
             known_login_type = True
 
             canonical_user_id = yield self._check_local_password(
diff --git a/synapse/handlers/set_password.py b/synapse/handlers/set_password.py
index 5a0995d4fe..d90c9e0108 100644
--- a/synapse/handlers/set_password.py
+++ b/synapse/handlers/set_password.py
@@ -33,6 +33,9 @@ class SetPasswordHandler(BaseHandler):
 
     @defer.inlineCallbacks
     def set_password(self, user_id, newpassword, requester=None):
+        if not self.hs.config.password_localdb_enabled:
+            raise SynapseError(403, "Password change disabled", errcode=Codes.FORBIDDEN)
+
         password_hash = yield self._auth_handler.hash(newpassword)
 
         except_device_id = requester.device_id if requester else None