From 8e2c7ffa1c87e5677f9f26104d824e1563c82307 Mon Sep 17 00:00:00 2001
From: fleaz <mail@felixbreidenstein.de>
Date: Tue, 5 Mar 2024 23:19:38 +0100
Subject: [PATCH] Added pkg and module for matrix-alertmanager-receiver

---
 default.nix                              |  1 +
 matrix-alertmanager-receiver/default.nix | 19 ++++++++++++
 modules/default.nix                      |  1 +
 modules/matrix-alertmanager-receiver.nix | 37 ++++++++++++++++++++++++
 4 files changed, 58 insertions(+)
 create mode 100644 matrix-alertmanager-receiver/default.nix
 create mode 100644 modules/matrix-alertmanager-receiver.nix

diff --git a/default.nix b/default.nix
index 8ee8e90..f604fad 100644
--- a/default.nix
+++ b/default.nix
@@ -17,4 +17,5 @@ self: super: {
   neolink = self.callPackage ./neolink { };
   mealie = self.callPackage ./mealie { };
   gohome = self.callPackage ./gohome { };
+  matrix-alertmanager-receiver = self.callPackage ./matrix-alertmanager-receiver { };
 }
diff --git a/matrix-alertmanager-receiver/default.nix b/matrix-alertmanager-receiver/default.nix
new file mode 100644
index 0000000..680c8ef
--- /dev/null
+++ b/matrix-alertmanager-receiver/default.nix
@@ -0,0 +1,19 @@
+{ lib
+, buildGoModule
+, pkgs
+, fetchFromGitHub
+}:
+
+buildGoModule rec {
+  pname = "matrix-alertmanager-receiver";
+  version = "0.1";
+
+  src = fetchFromGitHub {
+    owner = "fleaz";
+    repo = "matrix-alertmanager-receiver";
+    hash = "sha256-wu6vyb0Wqoi4PJ7VyIF1huu2RJ/6Rto/laLuSi9ANN0=";
+    rev = "v${version}";
+  };
+
+  vendorHash = "sha256-A1sFGSzR9SQEv92h8mVv5a1wwvzTefVJrSpk5H4fZVY=";
+}
diff --git a/modules/default.nix b/modules/default.nix
index 017b18b..8d62b24 100644
--- a/modules/default.nix
+++ b/modules/default.nix
@@ -2,5 +2,6 @@
   imports = [
     #./gotosocial.nix
     ./mealie.nix
+    ./matrix-alertmanager-receiver.nix
   ];
 }
diff --git a/modules/matrix-alertmanager-receiver.nix b/modules/matrix-alertmanager-receiver.nix
new file mode 100644
index 0000000..7e2b5b3
--- /dev/null
+++ b/modules/matrix-alertmanager-receiver.nix
@@ -0,0 +1,37 @@
+{ config, lib, pkgs, ...}:
+let
+  cfg = config.services.matrix-alertmanager-receiver;
+in
+{
+  options.services.matrix-alertmanager-receiver = {
+    enable = lib.mkEnableOption "matrix-alertmanager-receiver, a Matrix bridge for Alertmanager webhooks";
+
+    configFile = lib.mkOption {
+      type = lib.types.path;
+      default = "";
+      example = "/run/secrets/matrix-alertmanager-receiver.toml";
+      description = ''
+        The TOML config file
+      '';
+    };
+  };
+
+  config = lib.mkIf cfg.enable {
+    systemd.services.matrix-alertmanager-receiver = {
+      description = "Matrix bridge for Alertmanager webhooks";
+      after = [
+        "network.target"
+        "network-online.target"
+      ];
+      wantedBy = [
+        "multi-user.target"
+      ];
+
+      serviceConfig = {
+        DynamicUser = true;
+        User = "matrix-alertmanager-receiver";
+        ExecStart = "${pkgs.matrix-alertmanager-receiver}/bin/matrix-alertmanager-receiver -config ${cfg.configFile}";
+      };
+    };
+  };
+}