unicorn init script with rbenv and bundler.

unicorn

#!/bin/sh
#
# unicorn
#
# chkconfig:   - 80 20
# description:  unicorn
# processname: unicorn
# config:      /usr/local/redmine/config/unicorn.rb
# pidfile:     /usr/local/redmine/tmp/pids/.pid

# Source function library.
. /etc/rc.d/init.d/functions

# Source networking configuration.
. /etc/sysconfig/network

# Check that networking is up.
[ "$NETWORKING" = "no" ] && exit 0

prog="unicorn"
RAILS_ROOT="/usr/local/redmine"
lockfile="/var/lock/subsys/unicorn"
pidfile="${RAILS_ROOT}/tmp/pids/unicorn.pid"
CONF_FILE="${RAILS_ROOT}/config/unicorn.rb"
CMD_BUNDLE="/root/.rbenv/shims/bundle"

PATH="/usr/local/rbenv/bin:${PATH}"
#eval "$(rbenv init -)"

start() {
    [ -f $NGINX_CONF_FILE ] || exit 6
    echo -n $"Starting $prog: "
    cd ${RAILS_ROOT}
    ${CMD_BUNDLE} exec unicorn_rails -c ${CONF_FILE} -E production -D --path /redmine
    retval=$?
    echo
    [ $retval -eq 0 ] && touch $lockfile
    return $retval
}

stop() {
    echo -n $"Stopping $prog: "
    killproc -p $pidfile $prog
    retval=$?
    echo
    [ $retval -eq 0 ] && rm -f $lockfile
    return $retval
}

restart() {
    stop
    start
}

case "$1" in
    start)
        $1
        ;;
    stop)
        $1
        ;;
    restart)
        $1
        ;;
    *)
        echo $"Usage: $0 {start|stop|restart}"
        exit 2
esac