A better Upstart script for hekad.

hekad.conf

# hekad - http://hekad.readthedocs.org/en/latest/ -- The hekad daemon is the core component of the heka project
#
# Configure hekad in /etc/heka.d/

start on runlevel [2345]
stop on runlevel [!2345]

respawn
respawn limit unlimited

# prevent respawning more than once every 5 seconds
post-stop exec sleep 5

setuid heka
setgid heka

exec /usr/bin/hekad -config=/etc/heka.d