Replace ssmtp with msmtp

modules/monitoring.nix

@@ -1,23 +1,45 @@
 { config, lib, pkgs, ... }:
 
+with pkgs;
+
 {
   # Notify when a disk starts going haywire
   services.smartd = {
     enable = true;
     notifications.mail = {
       enable = true;
-      recipient = "akasroua@gmail.com";
+      sender = "akasroua+smartd@disroot.org";
+      recipient = "akasroua@disroot.org";
+      mailer = "${msmtp}/bin/msmtp -t --read-envelope-from";
     };
   };
 
-  # Enable trivial MTA for smartd notifications
-  services.ssmtp = {
-    enable = true;
-    useTLS = true;
-    useSTARTTLS = true;
-    domain = "gmail.com";
-    hostName = "smtp.gmail.com:587";
-    authUser = "akasroua@gmail.com";
-    authPassFile = "/var/keys/ssmtp";
+  # Notify about zpool problems
+  services.zfs.zed = {
+    enableMail = false;
+    settings = {
+      ZED_EMAIL_ADDR = "akasroua+smartd@disroot.org";
+      ZED_EMAIL_PROG = "mail";
+      ZED_EMAIL_OPTS = "-s '@SUBJECT@' @ADDRESS@";
+      ZED_NOTIFY_VERBOSE = false;
+    };
   };
+
+  # Set up msmtp as notifier
+  programs.msmtp = {
+    enable = true;
+    defaults = {
+      port = 587;
+      tls = true;
+    };
+    accounts = {
+      default = {
+        auth = true;
+        host = "disroot.org";
+        user = "akasroua@disroot.org";
+        passwordeval = "${coreutils}/bin/cat ${config.age.secrets.msmtp.path}";
+      };
+    };
+  };
+
 }