Upstart config for controlling renderd on Ubuntu 14.04 LTS

renderd.conf

description "renderd"

start on started-postgresql
stop on stopped-postgresql
respawn

setuid www-data
setgid www-data

pre-start script
        exec mkdir -p /var/log/renderd
        exec mkdir -p /var/run/renderd 
        exec touch /var/log/renderd/renderd.log
        exec chown www-data /var/log/renderd
        exec chown www-data /var/run/renderd
end script

script
        /usr/local/bin/renderd -f -c /etc/renderd.conf 1>>/var/log/renderd/renderd.log 2>>/var/log/renderd/renderd.log
end script