From 5c16c3302125f2a5d8a006ad42792f22b320c737 Mon Sep 17 00:00:00 2001
From: Brendan Abolivier <babolivier@matrix.org>
Date: Tue, 1 Feb 2022 16:23:55 +0100
Subject: [PATCH] Allow modules to retrieve server and worker names (#11868)

Fixes #10701
---
 changelog.d/11868.feature      |  1 +
 synapse/module_api/__init__.py | 26 ++++++++++++++++++++++++++
 2 files changed, 27 insertions(+)
 create mode 100644 changelog.d/11868.feature

diff --git a/changelog.d/11868.feature b/changelog.d/11868.feature
new file mode 100644
index 000000000..3723dac4e
--- /dev/null
+++ b/changelog.d/11868.feature
@@ -0,0 +1 @@
+Allow modules to retrieve the current instance's server name and worker name.
diff --git a/synapse/module_api/__init__.py b/synapse/module_api/__init__.py
index 788b2e47d..29fbc73c9 100644
--- a/synapse/module_api/__init__.py
+++ b/synapse/module_api/__init__.py
@@ -401,6 +401,32 @@ class ModuleApi:
         """
         return self._hs.config.email.email_app_name
 
+    @property
+    def server_name(self) -> str:
+        """The server name for the local homeserver.
+
+        Added in Synapse v1.53.0.
+        """
+        return self._server_name
+
+    @property
+    def worker_name(self) -> Optional[str]:
+        """The name of the worker this specific instance is running as per the
+        "worker_name" configuration setting, or None if it's the main process.
+
+        Added in Synapse v1.53.0.
+        """
+        return self._hs.config.worker.worker_name
+
+    @property
+    def worker_app(self) -> Optional[str]:
+        """The name of the worker app this specific instance is running as per the
+        "worker_app" configuration setting, or None if it's the main process.
+
+        Added in Synapse v1.53.0.
+        """
+        return self._hs.config.worker.worker_app
+
     async def get_userinfo_by_id(self, user_id: str) -> Optional[UserInfo]:
         """Get user info by user_id