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-rw-r--r--synapse/config/server_notices_config.py15
-rw-r--r--synapse/server_notices/server_notices_manager.py17
2 files changed, 26 insertions, 6 deletions
diff --git a/synapse/config/server_notices_config.py b/synapse/config/server_notices_config.py
index ccef8d2ec5..be1d1f762c 100644
--- a/synapse/config/server_notices_config.py
+++ b/synapse/config/server_notices_config.py
@@ -26,12 +26,13 @@ DEFAULT_CONFIG = """\
 # setting, which defines the id of the user which will be used to send the
 # notices.
 #
-# It's also possible to override the room name, or the display name of the
-# "notices" user.
+# It's also possible to override the room name, the display name of the
+# "notices" user, and the avatar for the user.
 #
 # server_notices:
 #   system_mxid_localpart: notices
 #   system_mxid_display_name: "Server Notices"
+#   system_mxid_avatar_url: "mxc://server.com/oumMVlgDnLYFaPVkExemNVVZ"
 #   room_name: "Server Notices"
 """
 
@@ -48,6 +49,10 @@ class ServerNoticesConfig(Config):
             The display name to use for the server notices user.
             None if server notices are not enabled.
 
+        server_notices_mxid_avatar_url (str|None):
+            The display name to use for the server notices user.
+            None if server notices are not enabled.
+
         server_notices_room_name (str|None):
             The name to use for the server notices room.
             None if server notices are not enabled.
@@ -56,6 +61,7 @@ class ServerNoticesConfig(Config):
         super(ServerNoticesConfig, self).__init__()
         self.server_notices_mxid = None
         self.server_notices_mxid_display_name = None
+        self.server_notices_mxid_avatar_url = None
         self.server_notices_room_name = None
 
     def read_config(self, config):
@@ -68,7 +74,10 @@ class ServerNoticesConfig(Config):
             mxid_localpart, self.server_name,
         ).to_string()
         self.server_notices_mxid_display_name = c.get(
-            'system_mxid_display_name', 'Server Notices',
+            'system_mxid_display_name', None,
+        )
+        self.server_notices_mxid_avatar_url = c.get(
+            'system_mxid_avatar_url', None,
         )
         # todo: i18n
         self.server_notices_room_name = c.get('room_name', "Server Notices")
diff --git a/synapse/server_notices/server_notices_manager.py b/synapse/server_notices/server_notices_manager.py
index 7e4055c84a..a26deace53 100644
--- a/synapse/server_notices/server_notices_manager.py
+++ b/synapse/server_notices/server_notices_manager.py
@@ -113,6 +113,19 @@ class ServerNoticesManager(object):
         # apparently no existing notice room: create a new one
         logger.info("Creating server notices room for %s", user_id)
 
+        # see if we want to override the profile info for the server user.
+        # note that if we want to override either the display name or the
+        # avatar, we have to use both.
+        join_profile = None
+        if (
+            self._config.server_notices_mxid_display_name is not None or
+            self._config.server_notices_mxid_avatar_url is not None
+        ):
+            join_profile = {
+                "displayname": self._config.server_notices_mxid_display_name,
+                "avatar_url": self._config.server_notices_mxid_avatar_url,
+            }
+
         requester = create_requester(system_mxid)
         info = yield self._room_creation_handler.create_room(
             requester,
@@ -125,9 +138,7 @@ class ServerNoticesManager(object):
                 "invite": (user_id,)
             },
             ratelimit=False,
-            creator_join_profile={
-                "displayname": self._config.server_notices_mxid_display_name,
-            },
+            creator_join_profile=join_profile,
         )
         room_id = info['room_id']