move postgres snapshots from root's crontab to cron.d

postgres/files/crontab

-# 
-# For more information see the manual pages of crontab(5) and cron(8)
-# 
-# m h  dom mon dow   command
-5,20,35,50 * * * *    /usr/bin/rsnapshot frequently
-
-3 * * * *         /usr/bin/rsnapshot hourly
-
-51 23 * * *         /usr/bin/rsnapshot daily
-
-41 23 * * 6         /usr/bin/rsnapshot weekly
-
-31 23 2 * *         /usr/bin/rsnapshot monthly
+5,20,35,50 * * * * root /usr/bin/rsnapshot frequently
+3 * * * * root /usr/bin/rsnapshot hourly
+51 23 * * * root /usr/bin/rsnapshot daily
+41 23 * * 6 root /usr/bin/rsnapshot weekly
+31 23 2 * * root /usr/bin/rsnapshot monthly

postgres/tasks/main.yml

@@ -42,7 +42,7 @@
     - config
 
 - name: ensure rsnapshot is running regularly
-  copy: src=crontab dest=/var/spool/cron/crontabs/root owner=root group=root mode=0600
+  copy: src=crontab dest=/etc/cron.d/postgres-snapshot owner=root group=root mode=0644
   tags:
     - postgres
     - rsnapshot