Add systemd mails

machine.yml

@@ -91,3 +91,26 @@
         mail_postfix_install is changed or
         mail_postfix_cfg is changed or
         mail_postfix_credentials is changed
+
+    # ----------------------------------------------------------------------------------------------
+    # SystemD mails.
+    # ----------------------------------------------------------------------------------------------
+
+    - name: SystemD mail script
+      template:
+        src: ./root/usr/local/bin/systemd-mail.j2
+        dest: /usr/local/bin/systemd-mail
+        mode: 0755
+
+    - name: SystemD mail service
+      copy:
+        src: ./root/etc/systemd/system/status-mail@.service
+        dest: /etc/systemd/system/status-mail@.service
+        mode: 0644
+      register: systemd_status_mail_service_file
+
+    - name: SystemD daemon reload
+      systemd:
+        daemon_reload: true
+      when:
+        systemd_status_mail_service_file is changed

root/usr/local/bin/systemd-mail.j2

@@ -0,0 +1,11 @@
+#!/bin/sh
+
+/usr/sbin/sendmail -t <<SYSTEMDMAIL
+To: root
+From: systemd <{{ hostname }}>
+Subject: $1
+Content-Transfer-Encoding: 8bit
+Content-Type: text/plain; charset=UTF-8
+
+$(systemctl status --full "$1")
+SYSTEMDMAIL