Gitolite post-update script to auto-update a multi-environment puppetmaster

#!/bin/bash

branch=$(git rev-parse --symbolic --abbrev-ref $1)
module=$(basename $PWD)

valid=0
for modname in site-puppet.git core-puppet.git; do
    if [[ "$module" == "$modname" ]]; then
        valid=1
    fi
done

#exec git update-server-info

if [[ "$valid" == "1" ]]; then
    modulename=$(echo $module | cut -d '-' -f 1)
    echo "Updating puppet module $modulename for $branch..."
    unset GIT_DIR
    cd /etc/puppet
    git pull
    chmod 0644 /etc/puppet/environments/*.json
    refresh-modules.py $branch $modulename
fi