Add grafana alerts

Signed-off-by: Nikolaos Karaolidis <nick@karaolidis.com>

packages/default.nix

@@ -14,8 +14,9 @@
   docker-image-gitea = import ./docker/gitea { inherit pkgs; };
   docker-image-gitea-act-runner = import ./docker/gitea-act-runner { inherit pkgs; };
   docker-image-gitea-act-runner-worker = import ./docker/gitea-act-runner-worker { inherit pkgs; };
-  docker-image-grafana = import ./docker/grafana { inherit pkgs; };
   docker-image-grafana-image-renderer = import ./docker/grafana-image-renderer { inherit pkgs; };
+  docker-image-grafana-to-ntfy = import ./docker/grafana-to-ntfy { inherit pkgs; };
+  docker-image-grafana = import ./docker/grafana { inherit pkgs; };
   docker-image-jellyfin = import ./docker/jellyfin { inherit pkgs; };
   docker-image-jellyseerr = import ./docker/jellyseerr { inherit pkgs; };
   docker-image-littlelink-server = import ./docker/littlelink-server { inherit pkgs; };

packages/docker/gitea-act-runner/default.nix

@@ -7,7 +7,7 @@ let
     text = builtins.readFile ./entrypoint.sh;
   };
 
-  runnerConfig = pkgs.writeTextDir "/etc/gitea-act-runner/config.yaml" (
+  config = pkgs.writeTextDir "/etc/gitea-act-runner/config.yaml" (
     builtins.readFile (
       (pkgs.formats.yaml { }).generate "config.yaml" {
         runner.file = "/var/lib/gitea-act-runner/registration";
@@ -27,7 +27,7 @@ pkgs.dockerTools.buildImage {
     paths = with pkgs; [
       entrypoint
       gitea-actions-runner
-      runnerConfig
+      config
       curl
       jq
     ];

packages/docker/grafana-to-ntfy/default.nix

@@ -0,0 +1,37 @@
+{ pkgs, ... }:
+let
+  config = pkgs.writeTextDir "/etc/grafana-to-ntfy/Rocket.toml" (
+    builtins.readFile (
+      (pkgs.formats.toml { }).generate "Rocket.toml" {
+        global = {
+          port = 8080;
+          address = "0.0.0.0";
+        };
+      }
+    )
+  );
+in
+pkgs.dockerTools.buildImage {
+  name = "grafana-to-ntfy";
+  fromImage = pkgs.docker-image-base;
+
+  copyToRoot = pkgs.buildEnv {
+    name = "root";
+    paths = with pkgs; [
+      grafana-to-ntfy
+      config
+    ];
+    pathsToLink = [
+      "/bin"
+      "/etc"
+    ];
+  };
+
+  config = {
+    Entrypoint = [ "grafana-to-ntfy" ];
+    WorkingDir = "/etc/grafana-to-ntfy";
+    ExposedPorts = {
+      "8080/tcp" = { };
+    };
+  };
+}