php5-fpm-umask.sh

#!/bin/bash

FPM_CONF=/etc/init/php5-fpm.conf

if [ "$UID" -ne 0 ]; then
   echo "This script must be run as root" 1>&2
   exit 1
fi

if [[ $(grep -E '^umask [[:digit:]]{4}' "$FPM_CONF") ]]; then
   echo 'this file already contains a umask declaration'
   exit
fi

sed -i.bak -e'/^stop on/a \
\
# non default umask\
umask 0002' "$FPM_CONF"