feat(ident): Enable ident in IRC bridge (#352)

config.yaml

@@ -27,7 +27,14 @@ options:
     default: false
     description: |
       Configures whether to enable IRC bridging for Matrix.
-      Reference: https://github.com/matrix-org/matrix-appservice-irc 
+      Reference: https://github.com/matrix-org/matrix-appservice-irc
+  enable_irc_ident:
+    type: boolean
+    default: false
+    description: |
+      Configures whether to enable IRC ident server.
+      Reference: |
+      https://github.com/matrix-org/matrix-appservice-irc/blob/develop/config.sample.yaml#L437
   enable_password_config:
     type: boolean
     default: true

src/charm_state.py

@@ -154,6 +154,7 @@ class SynapseConfig(BaseModel):  # pylint: disable=too-few-public-methods
         allow_public_rooms_over_federation: allow_public_rooms_over_federation config.
         enable_email_notifs: enable_email_notifs config.
         enable_irc_bridge: creates a registration file in Synapse and starts an irc bridge app.
+        enable_irc_ident: starts an ident server for the IRC bridge.
         irc_bridge_admins: a comma separated list of user IDs who are admins of the IRC bridge.
         enable_mjolnir: enable_mjolnir config.
         enable_password_config: enable_password_config config.
@@ -171,6 +172,7 @@ class SynapseConfig(BaseModel):  # pylint: disable=too-few-public-methods
     allow_public_rooms_over_federation: bool = False
     enable_email_notifs: bool = False
     enable_irc_bridge: bool = False
+    enable_irc_ident: bool = False
     irc_bridge_admins: str | None = Field(None)
     enable_mjolnir: bool = False
     enable_password_config: bool = True

src/irc_bridge.py

@@ -37,6 +37,7 @@ def enable_irc_bridge(charm_state: CharmState, container: ops.model.Container) -
     The required steps to enable the IRC bridge are:
      - Create the IRC bridge configuration file.
      - Generate a PEM file for the IRC bridge.
+     - Add the IRC bridge application in the homeserver config.
 
     Args:
         charm_state: Instance of CharmState.

src/synapse/workload.py

@@ -520,6 +520,8 @@ def _get_irc_bridge_config(charm_state: CharmState, db_connect_string: str) -> t
         config["ircService"]["permissions"] = {}
         for admin in charm_state.synapse_config.irc_bridge_admins:
             config["ircService"]["permissions"][admin] = "admin"
+    if charm_state.synapse_config.enable_irc_ident:
+        config["ircService"]["ident"]["enabled"] = charm_state.synapse_config.enable_irc_ident
     return config