feat: Durnitisp network quality monitoring

nix/base-system/darwin-configuration.nix

@@ -40,6 +40,7 @@
     };
   };
 
+  services.durnitisp.enable = true;
   services.node-exporter.enable = true;
   services.prometheus.enable = true;
   services.heracles.enable = true;
@@ -90,6 +91,38 @@
                         }
                     ];
                 }
+                {
+                    title = "Network Quality";
+                    query_type = "Range";
+                    d3_tick_format = "~s";
+                    yaxes = [
+                        {
+                            anchor = "y";
+                        }
+                    ];
+                    plots = [
+                        {
+                            source = "http://${config.services.prometheus.listen}";
+                            query = ''
+                                stun_attempt_latency_ms
+                            '';
+                            meta = {
+                                name_format = "`UDP \${labels.domain} latency`";
+                                yaxis = "y";
+                            };
+                        }
+                        {
+                            source = "http://${config.services.prometheus.listen}";
+                            query = ''
+                                ping_latency
+                            '';
+                            meta = {
+                                name_format = "`Ping \${labels.device} latency`";
+                                yaxis = "y";
+                            };
+                        }
+                    ];
+                }
                 {
                     title = "Network Traffic Bytes";
                     query_type = "Range";
@@ -122,38 +155,6 @@
                         }
                     ];
                 }
-                {
-                    title = "Network problems";
-                    query_type = "Range";
-                    d3_tick_format = "~s";
-                    yaxes = [
-                        {
-                            anchor = "y";
-                        }
-                    ];
-                    plots = [
-                        {
-                            source = "http://${config.services.prometheus.listen}";
-                            query = ''
-                                irate(node_network_transmit_errs_total{device=~'(lo|en).*'}[5m]) / irate(node_network_transmit_packets_total{device=~'(lo|en).*'}[5m])
-                            '';
-                            meta = {
-                                name_format = "`\${labels.device} Tx Err rate`";
-                                yaxis = "y";
-                            };
-                        }
-                        {
-                            source = "http://${config.services.prometheus.listen}";
-                            query = ''
-                                irate(node_network_receive_drop_total{device=~'(lo|en).*'}[5m]) / irate(node_network_receive_packets_total{device=~'(lo|en).*'}[5m])
-                            '';
-                            meta = {
-                                name_format = "`\${labels.device} Rx drop rate`";
-                                yaxis = "y";
-                            };
-                        }
-                    ];
-                }
             ];
         }
     ];

nix/base-system/flake.nix

@@ -191,6 +191,7 @@ EOF";
 			lua-language-server
             rust-analyzer
             omnisharp-roslyn
+            dbeaver
         ]);
       };
     };
@@ -219,6 +220,7 @@ EOF";
             # This is needed because the ccache used by lean4Pkg is broken
             ccache = prev.ccache.override { doCheck = false; };
             heracles = heracles-flake.packages."${system}".default;
+            durnitisp = durnitisp;
           })
           rust-overlay
         ];

nix/base-system/modules/darwin-monitor.nix

@@ -25,6 +25,15 @@ with lib;
         };
     };
     
+    options.services.durnitisp = {
+        enable = mkEnableOption "Enable the heracles server";
+        listen = mkOption {
+            description = "[host]:port to listen on for the durnitisp metrics server";
+            default = "localhost:9002";
+            defaultText = "localhost:9002";
+        };
+    };
+
     options.services.prometheus = {
         enable = lib.mkEnableOption "Enable the prometheus server";
         listen = mkOption {
@@ -48,6 +57,18 @@ with lib;
                             }
                         ];
                     }
+                    {
+                        job_name = "network_quality";
+                        scrape_interval = "30s";
+                        metrics_path = "/";
+                        static_configs = [
+                            {
+                                targets = [
+                                    "${config.services.durnitisp.listen}"
+                                ];
+                            }
+                        ];
+                    }
                 ];
             };
             defaultText = ''{
@@ -110,6 +131,18 @@ with lib;
             };
         };
 
+        launchd.daemons.durnitisp = mkIf config.services.durnitisp.enable {
+            serviceConfig = {
+                ProgramArguments = [
+                    "${pkgs.durnitisp}/bin/durnitisp"
+                    "--listenHost=${config.services.durnitisp.listen}"
+                ];
+
+                KeepAlive = true;
+                RunAtLoad = true;
+            };
+        };
+        
         launchd.user.agents.prometheus = mkIf config.services.prometheus.enable {
             serviceConfig = {
                 ProgramArguments = [
@@ -121,6 +154,9 @@ with lib;
                 StandardOutPath = "${config.services.prometheus.dataPath}/prometheus-out.log";
                 StandardErrorPath = "${config.services.prometheus.dataPath}/prometheus-err.log";
                 WorkingDirectory=config.services.prometheus.dataPath;
+                WatchPaths = [
+                    "/etc/${config.environment.etc."prometheus.yaml".target}"
+                ];
                 KeepAlive = true;
                 RunAtLoad = true;
             };