monitor puppet with monit mmonit

# This restarts the agent every 30 days, to make sure its not hung
# And also checks that the lockfile isn't more then 1 hour old

check process puppet with pidfile /var/run/puppet/agent.pid
    group system
    start program = "/usr/sbin/service puppet start"
    stop  program = "/usr/sbin/service puppet stop"
    if 5 restarts within 5 cycles then timeout
    if uptime > 30 days then restart

check directory puppet-state-dir path /var/lib/puppet/state
    depends on puppet
    if timestamp > 1 hour then exec "/bin/rm -f /var/lib/puppet/state/agent_catalog_run.lock"