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#!/bin/sh
set -u
set -e
# Example init script, this can be used with nginx, too,
# since nginx and unicorn accept the same signals
# Feel free to change any of the following variables for your app:
APP_ROOT=/home/deploy/public_html/rm/current
PID=$APP_ROOT/tmp/pids/unicorn.pid
ENV=production
CMD="/usr/local/bin/unicorn_rails -D -E $ENV -c config/unicorn.rb"
old_pid="$PID.oldbin"
cd $APP_ROOT || exit 1
sig () {
test -s "$PID" && kill -$1 `cat $PID`
}
oldsig () {
test -s $old_pid && kill -$1 `cat $old_pid`
}
case $1 in
start)
sig 0 && echo >&2 "Already running" && exit 0
$CMD
;;
stop)
sig QUIT && exit 0
echo >&2 "Not running"
;;
force-stop)
sig TERM && exit 0
echo >&2 "Not running"
;;
restart|reload)
sig HUP && echo reloaded OK && exit 0
echo >&2 "Couldn't reload, starting '$CMD' instead"
$CMD
;;
upgrade)
sig USR2 && exit 0
echo >&2 "Couldn't upgrade, starting '$CMD' instead"
$CMD
;;
rotate)
sig USR1 && echo rotated logs OK && exit 0
echo >&2 "Couldn't rotate logs" && exit 1
;;
*)
echo >&2 "Usage: $0 <start|stop|restart|upgrade|rotate|force-stop>"
exit 1
;;
esac
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