From 5a355b163a7db457d5258c91fa1ee30a48d7f262 Mon Sep 17 00:00:00 2001
From: Ivan Reshetnikov <ordinarydev@protonmail.com>
Date: Mon, 4 Mar 2024 20:52:33 +0500
Subject: [PATCH] feat: synapse monitoring

---
 nixos/programs/prometheus.nix |  7 +++++++
 nixos/programs/synapse.nix    | 35 ++++++++++++++++++++++++-----------
 2 files changed, 31 insertions(+), 11 deletions(-)

diff --git a/nixos/programs/prometheus.nix b/nixos/programs/prometheus.nix
index 0d575a5..15fbfb7 100644
--- a/nixos/programs/prometheus.nix
+++ b/nixos/programs/prometheus.nix
@@ -18,6 +18,13 @@
           targets = [ "127.0.0.1:${toString config.services.prometheus.exporters.node.port}" ];
         }];
       }
+      {
+        job_name = "synapse";
+        metrics_path = "/_synapse/metrics";
+        static_configs = [{
+          targets = [ "127.0.0.1:55013" ];
+        }];
+      }
     ];
   };
 }
diff --git a/nixos/programs/synapse.nix b/nixos/programs/synapse.nix
index c95bd0f..8dd0f02 100644
--- a/nixos/programs/synapse.nix
+++ b/nixos/programs/synapse.nix
@@ -21,19 +21,32 @@ in {
           database = "matrix-synapse";
         };
       };
+      enable_metrics = true;
       enable_registration = true;
       report_stats = true;
-      listeners = [{
-        bind_addresses = [ "127.0.0.1" ];
-        port = 8008;
-        type = "http";
-        tls = false;
-        x_forwarded = true;
-        resources = [{
-          names = [ "client" "federation" ];
-          compress = false;
-        }];
-      }];
+      listeners = [
+        {
+          bind_addresses = [ "127.0.0.1" ];
+          port = 8008;
+          type = "http";
+          tls = false;
+          x_forwarded = true;
+          resources = [{
+            names = [ "client" "federation" ];
+            compress = false;
+          }];
+        }
+        {
+          bind_addresses = [ "127.0.0.1" ];
+          port = 55013;
+          type = "metrics";
+          tls = false;
+          resources = [{
+            names = [ "metrics" ];
+            compress = false;
+          }];
+        }
+      ];
       signing_key_path = "/var/lib/matrix-synapse/matrix.comfycamp.space.signing.key";
     };
     extraConfigFiles = [