Support nginx error logs in promtail scrape configs

serokell · Aug 3, 2023 · cf5a069 · cf5a069
1 parent 1163122
commit cf5a069
Showing 1 changed file with 30 additions and 2 deletions.
diff --git a/modules/wireguard-monitoring/default.nix b/modules/wireguard-monitoring/default.nix
@@ -49,7 +49,7 @@ in {
         clients = [{
           url = "http://172.21.0.1:3100/loki/api/v1/push";
         }];
-        scrape_configs = [{
+        scrape_configs = lib.mkMerge [{
           job_name = "journal";
           journal = {
             max_age = "12h";
@@ -80,10 +80,38 @@ in {
               replacement = "$2";
             }
           ];
-        }];
+        }
+        (lib.mkIf config.services.nginx.enable
+            {
+              job_name = "nginx-error-logs";
+              static_configs = [{
+                targets = [ "localhost" ];
+                labels = {
+                  job = "nginx-error-logs";
+                  host = config.networking.hostName;
+                  __path__ = "/var/log/nginx/*error.log";
+                };
+              }];
+            }
+        )];
       };
     };
 
+    users.users.promtail.extraGroups = lib.mkIf config.services.nginx.enable [ "nginx" ];
+    # services.promtail.configuration.scrape_configs = [
+    #   {
+    #     job_name = "nginx-error-logs";
+    #     static_configs = [{
+    #       targets = [ "localhost" ];
+    #       labels = {
+    #         job = "nginx-error-logs";
+    #         host = config.networking.hostName;
+    #         __path__ = "/var/log/nginx/*error.log";
+    #       };
+    #     }];
+    #   }
+    # ];
+
     # wait for wireguard before starting node-exporter
     systemd.services.prometheus-node-exporter.after = [ "wireguard-wg0.service" ];
   };