Add grafana

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

packages/docker/grafana-image-renderer/default.nix

@@ -0,0 +1,19 @@
+{ pkgs, ... }:
+pkgs.dockerTools.buildImage {
+  name = "grafana-image-renderer";
+  fromImage = import ../base { inherit pkgs; };
+
+  copyToRoot = pkgs.buildEnv {
+    name = "root";
+    paths = with pkgs; [ grafana-image-renderer ];
+    pathsToLink = [ "/bin" ];
+  };
+
+  config = {
+    Entrypoint = [ "/bin/grafana-image-renderer" ];
+    Cmd = [ "server" ];
+    ExposedPorts = {
+      "8081/tcp" = { };
+    };
+  };
+}

packages/docker/grafana/default.nix

@@ -0,0 +1,32 @@
+{ pkgs, ... }:
+pkgs.dockerTools.buildImage {
+  name = "grafana";
+  fromImage = import ../base { inherit pkgs; };
+
+  copyToRoot = pkgs.buildEnv {
+    name = "root";
+    paths = with pkgs; [ grafana ];
+    pathsToLink = [ "/bin" ];
+  };
+
+  runAsRoot = ''
+    ${pkgs.dockerTools.shadowSetup}
+    mkdir -p /etc/grafana/conf
+    cp -r ${pkgs.grafana}/share/grafana/conf/defaults.ini /etc/grafana/conf/defaults.ini
+    cp -r ${pkgs.grafana}/share/grafana/public /etc/grafana/public
+  '';
+
+  config = {
+    Entrypoint = [ "/bin/grafana" ];
+    Cmd = [
+      "server"
+      "--homepath"
+      "/etc/grafana"
+      "--config"
+      "/etc/grafana/grafana.ini"
+    ];
+    ExposedPorts = {
+      "3000/tcp" = { };
+    };
+  };
+}

packages/docker/prometheus/default.nix

@@ -0,0 +1,18 @@
+{ pkgs, ... }:
+pkgs.dockerTools.buildImage {
+  name = "prometheus";
+  fromImage = import ../base { inherit pkgs; };
+
+  copyToRoot = pkgs.buildEnv {
+    name = "root";
+    paths = with pkgs; [ prometheus ];
+    pathsToLink = [ "/bin" ];
+  };
+
+  config = {
+    Entrypoint = [ "/bin/prometheus" ];
+    ExposedPorts = {
+      "9090/tcp" = { };
+    };
+  };
+}