Merge pull request #140979 from Ma27/matrix-workers

nixos/matrix-synapse: minor improvements to implement worker-support

nixos/modules/services/misc/matrix-synapse.nix

···
   options = {
     services.matrix-synapse = {
       enable = mkEnableOption "matrix.org synapse";
+      configFile = mkOption {
+        type = types.str;
+        readOnly = true;
+        description = ''
+          Path to the configuration file on the target system. Useful to configure e.g. workers
+          that also need this.
+        '';
+      };
       package = mkOption {
         type = types.package;
         default = pkgs.matrix-synapse;
···
         '';
       }
     ];
+
+    services.matrix-synapse.configFile = "${configFile}";
 
     users.users.matrix-synapse = {
       group = "matrix-synapse";

pkgs/servers/matrix-synapse/0001-setup-add-homeserver-as-console-script.patch

···
 From 36ffbb7ad2c535180cae473b470a43f9db4fbdcd Mon Sep 17 00:00:00 2001
 From: Maximilian Bosch <[e-mail]>
 Date: Mon, 16 Aug 2021 13:27:28 +0200
-Subject: [PATCH] setup: add homeserver as console script
+Subject: [PATCH 1/2] setup: add homeserver as console script
 
 With this change, it will be added to `$out/bin` in `nixpkgs` directly.
 This became necessary since our old workaround, calling it as script,

pkgs/servers/matrix-synapse/0002-Expose-generic-worker-as-binary-under-NixOS.patch

···
+From 3089758015c64cc1e6788793c4fe40a0e1783457 Mon Sep 17 00:00:00 2001
+From: Maximilian Bosch <[e-mail]>
+Date: Tue, 5 Oct 2021 22:33:12 +0200
+Subject: [PATCH 2/2] Expose generic worker as binary under NixOS
+
+---
+ setup.py                      | 3 ++-
+ synapse/app/generic_worker.py | 6 +++++-
+ 2 files changed, 7 insertions(+), 2 deletions(-)
+
+diff --git a/setup.py b/setup.py
+index 27f1d842c..6383aed6f 100755
+--- a/setup.py
++++ b/setup.py
+@@ -135,7 +135,8 @@ setup(
+     python_requires="~=3.6",
+     entry_points={
+         'console_scripts': [
+-            'homeserver = synapse.app.homeserver:main'
++            'homeserver = synapse.app.homeserver:main',
++            'worker = synapse.app.generic_worker:main'
+         ]
+     },
+     classifiers=[
+diff --git a/synapse/app/generic_worker.py b/synapse/app/generic_worker.py
+index 3b7131af8..c77a6a95c 100644
+--- a/synapse/app/generic_worker.py
++++ b/synapse/app/generic_worker.py
+@@ -491,6 +491,10 @@ def start(config_options):
+     _base.start_worker_reactor("synapse-generic-worker", config)
+ 
+ 
+-if __name__ == "__main__":
++def main():
+     with LoggingContext("main"):
+         start(sys.argv[1:])
++
++
++if __name__ == "__main__":
++    main()
+-- 
+2.31.1
+

pkgs/servers/matrix-synapse/default.nix

···
 
   patches = [
     ./0001-setup-add-homeserver-as-console-script.patch
+    ./0002-Expose-generic-worker-as-binary-under-NixOS.patch
   ];
 
   buildInputs = [ openssl ];