Declare gatus endpoints in each of their respective modules

modules/system/services/actualbudget/default.nix

@@ -25,5 +25,10 @@ in
         inherit (cfg) port;
       };
     };
+
+    custom.services.gatus.endpoints."Actual Budget" = {
+      group = "Private";
+      url = "https://${cfg.domain}/";
+    };
   };
 }

modules/system/services/forgejo/default.nix

@@ -93,5 +93,17 @@ in
         "d ${config.services.forgejo.customDir}/public 750 ${user} ${group} - -"
         "L+ ${config.services.forgejo.customDir}/public/robots.txt 750 - - - ${disallow-all-robots}"
       ];
+
+    custom.services.gatus.endpoints = {
+      "Forgejo" = {
+        group = "Public";
+        url = "https://${cfg.domain}/api/healthz";
+        extraConditions = [ "[BODY].status == pass" ];
+      };
+      "Forgejo SSH" = {
+        group = "Public";
+        url = "ssh://${cfg.domain}";
+      };
+    };
   };
 }

modules/system/services/gatus.nix

@@ -1,4 +1,9 @@
-{ config, lib, ... }:
+{
+  config,
+  self,
+  lib,
+  ...
+}:
 let
   cfg = config.custom.services.gatus;
 
@@ -15,6 +20,34 @@ in
       type = lib.types.port;
       default = 8080;
     };
+    endpoints = lib.mkOption {
+      type = lib.types.attrsOf (
+        lib.types.submodule (
+          { name, ... }:
+          {
+            options = {
+              name = lib.mkOption {
+                type = lib.types.nonEmptyStr;
+                default = name;
+              };
+              group = lib.mkOption {
+                type = lib.types.str;
+                default = "";
+              };
+              url = lib.mkOption {
+                type = lib.types.nonEmptyStr;
+                default = "";
+              };
+              extraConditions = lib.mkOption {
+                type = lib.types.listOf lib.types.nonEmptyStr;
+                default = [ ];
+              };
+            };
+          }
+        )
+      );
+      default = { };
+    };
   };
 
   config = lib.mkIf cfg.enable {
@@ -54,82 +87,25 @@ in
         };
 
         endpoints =
-          let
+          self.nixosConfigurations
-            mkHttpCheck =
+          |> lib.mapAttrsToList (_: value: value.config.custom.services.gatus.endpoints)
-              {
+          |> lib.map (entry: lib.mapAttrsToList (_: value: value) entry)
-                name,
+          |> lib.flatten
-                group,
+          |> lib.map (value: {
-                url,
+            inherit (value) name group url;
-                conditions ? [ ],
-              }:
-              {
-                inherit name group url;
-                conditions = [ "[STATUS] == 200" ] ++ conditions;
             interval = "30s";
             alerts = [ { type = "ntfy"; } ];
-              };
+            ssh = lib.mkIf (lib.hasPrefix "ssh" value.url) {
-          in
-          [
-            {
-              name = "Syncthing";
-              group = "Private";
-              url = "tcp://alto.${tailscaleDomain}:22000";
-              conditions = [ "[CONNECTED] == true" ];
-              interval = "30s";
-              alerts = [ { type = "ntfy"; } ];
-            }
-            (mkHttpCheck {
-              name = "Syncthing GUI";
-              group = "Private";
-              url = "https://syncthing.${tailscaleDomain}/rest/noauth/health";
-              conditions = [ "[BODY].status == OK" ];
-            })
-            (mkHttpCheck {
-              name = "Nextcloud";
-              group = "Private";
-              url = "https://cloud.${tailscaleDomain}/status.php";
-              conditions = [
-                "[BODY].installed == true"
-                "[BODY].maintenance == false"
-                "[BODY].needsDbUpgrade == false"
-              ];
-            })
-            (mkHttpCheck {
-              name = "Actual Budget";
-              group = "Private";
-              url = "https://budget.${tailscaleDomain}/";
-            })
-            (mkHttpCheck {
-              name = "Hedgedoc";
-              group = "Public";
-              url = "https://docs.sprouted.cloud/_health";
-              conditions = [ "[BODY].ready == true" ];
-            })
-            (mkHttpCheck {
-              name = "Forgejo";
-              group = "Public";
-              url = "https://git.sstork.dev/api/healthz";
-              conditions = [ "[BODY].status == pass" ];
-            })
-            {
-              name = "Forgejo SSH";
-              group = "Public";
-              url = "ssh://git.sstork.dev";
-              ssh = {
               username = "";
               password = "";
             };
-              conditions = [ "[CONNECTED] == true" ];
+            conditions = lib.flatten [
-              interval = "30s";
+              value.extraConditions
-              alerts = [ { type = "ntfy"; } ];
+              (lib.optional (lib.hasPrefix "http" value.url) "[STATUS] == 200")
-            }
+              (lib.optional (lib.hasPrefix "tcp" value.url) "[CONNECTED] == true")
-            (mkHttpCheck {
+              (lib.optional (lib.hasPrefix "ssh" value.url) "[CONNECTED] == true")
-              name = "Ntfy";
-              group = "Monitoring";
-              url = "https://alerts.${tailscaleDomain}/v1/health";
-              conditions = [ "[BODY].healthy == true" ];
-            })
             ];
+          });
       };
     };
   };

modules/system/services/hedgedoc/default.nix

@@ -79,5 +79,11 @@ in
     };
 
     environment.shellAliases.hedgedoc-manage-users = "sudo --user=${user} ${manage_users}";
+
+    custom.services.gatus.endpoints."Hedgedoc" = {
+      group = "Public";
+      url = "https://${cfg.domain}/_health";
+      extraConditions = [ "[BODY].ready == true" ];
+    };
   };
 }

modules/system/services/nextcloud/default.nix

@@ -72,5 +72,15 @@ in
         };
       };
     };
+
+    custom.services.gatus.endpoints."Nextcloud" = {
+      group = "Private";
+      url = "https://${cfg.domain}/status.php";
+      extraConditions = [
+        "[BODY].installed == true"
+        "[BODY].maintenance == false"
+        "[BODY].needsDbUpgrade == false"
+      ];
+    };
   };
 }

modules/system/services/ntfy.nix

@@ -27,5 +27,11 @@ in
         web-root = "disable";
       };
     };
+
+    custom.services.gatus.endpoints."Ntfy" = {
+      group = "Monitoring";
+      url = "https://${cfg.domain}/v1/health";
+      extraConditions = [ "[BODY].healthy == true" ];
+    };
   };
 }

modules/system/services/syncthing/default.nix

@@ -97,5 +97,17 @@ in
         };
       };
     };
+
+    custom.services.gatus.endpoints = lib.mkIf cfg.isServer {
+      "Syncthing" = {
+        group = "Private";
+        url = "tcp://${config.networking.hostName}.${tailscaleCfg.domain}:22000";
+      };
+      "Syncthing GUI" = {
+        group = "Private";
+        url = "https://${cfg.gui.domain}/rest/noauth/health";
+        extraConditions = [ "[BODY].status == OK" ];
+      };
+    };
   };
 }