update the db playbook to include the checker by default

ansible/runonce/db.yml

@@ -73,7 +73,7 @@
       kern.maxfiles: 312180
     rcctl:
       - { name: check_quotas, state: "disable" }
-      - { name: cron, state: "disable" }
+      - { name: cron, state: "enable" }
       - { name: resolved, state: "disable" }
       #- { name: dhcpleased, state: "disable" }
       - { name: ntpd, state: "enable" }
@@ -128,6 +128,12 @@
       content: "{{ myname }}\n"
       dest: /etc/myname
 
+  - name: Copy events checker
+    template:
+      src: "{{playbook_dir}}/../../contrib/mysql-events-checker.sh"
+      mode: 0555
+      dest: /usr/local/sbin/mysql-events-checker
+
   - name: Create fresh /etc/hosts
     copy:
       content: "127.0.0.1 localhost\n{{db_ip}} {{  myname.split('.')[0] | lower }} {{ myname }}\n"
@@ -387,5 +393,15 @@
     failed_when: result.rc not in [0,2]
     register: result
 
+  - name: Install cron entries
+    cron:
+      name: "{{item.name}}"
+      user: "root"
+      minute: "{{item.minute | default(omit)}}"
+      special_time: "{{item.special_time|default(omit)}}"
+      job: "{{item.job}}"
+    with_items:
+      - { name: "events checker", minute: "*/1",  job: "/usr/local/sbin/mysql-events-checker" }
+
   - name: display post install message
     debug: msg="Reboot the system for the changes to take effect"