From cea96f49fa71e9eaced1fe59fe8c9ab5392c2f6d Mon Sep 17 00:00:00 2001
From: stuebinm
Date: Wed, 27 Mar 2024 23:52:39 +0100
Subject: help i wrote a matrix bot

not sure if this is a good idea or not, but i always liked how the
IRC #voc-wok channel of the c3voc works, and I don't run my own IRC (nor
do i want to have my monitoring on infra that is not my own), so I built
a similar thing with matrix.
---
 chaski/configuration.nix    |  3 +++
 chaski/services/conduit.nix | 24 ++++++++++++++++++++++++
 2 files changed, 27 insertions(+)

(limited to 'chaski')

diff --git a/chaski/configuration.nix b/chaski/configuration.nix
index 875e412..d2b1233 100644
--- a/chaski/configuration.nix
+++ b/chaski/configuration.nix
@@ -15,6 +15,9 @@
       ./services/conduit.nix
     ];
 
+  sops.defaultSopsFile = ../secrets/chaski.yaml;
+  # This will automatically import SSH keys as age keys
+  sops.age.sshKeyPaths = [ "/etc/ssh/ssh_host_ed25519_key" ];
 
   environment.noXlibs = true;
   services.nginx.enable = true;
diff --git a/chaski/services/conduit.nix b/chaski/services/conduit.nix
index 022863c..30d6a0b 100644
--- a/chaski/services/conduit.nix
+++ b/chaski/services/conduit.nix
@@ -1,5 +1,14 @@
 { config, lib, pkgs, ... }:
 
+let
+  botConfig = pkgs.writeText "ntfy-matrix-bot.toml" ''
+    matrix_homeserver = "https://conduit.stuebinm.eu"
+    matrix_username = "testbot"
+    matrix_rooms = [ "#test:conduit.stuebinm.eu" ]
+    ntfy_server = "https://ping.stuebinm.eu"
+    ntfy_topics = [ "monit" ]
+  '';
+in
 {
   services.matrix-conduit = {
     enable = true;
@@ -11,7 +20,22 @@
       port = 6167;
       allow_registration = false;
     };
+  };
+
+  sops.secrets."ntfy-matrix-bot/env" = {};
 
+  systemd.services.ntfy-matrix-bot = {
+    enable = true;
+    wantedBy = [ "multi-user.target" ];
+    serviceConfig = {
+      ExecStart = "${lib.getExe pkgs.ntfy-matrix-bot} -c ${botConfig}";
+      Type = "simple";
+      RestrictAddressFamilies = [ "AF_INET" "AF_INET6" ];
+      DynamicUser = true;
+      BindPaths = botConfig;
+      EnvironmentFile = "/run/secrets/ntfy-matrix-bot/env";
+    };
+    environment.RUST_LOG = "ntfy_matrix_bot=info";
   };
 
   services.nginx.virtualHosts."conduit.stuebinm.eu" = {
-- 
cgit v1.2.3