Created
March 2, 2012 07:43
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Unicorn Init on boot with config
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# Minimal sample configuration file for Unicorn (not Rack) when used | |
# with daemonization (unicorn -D) started in your working directory. | |
# | |
# See http://unicorn.bogomips.org/Unicorn/Configurator.html for complete | |
# documentation. | |
# See also http://unicorn.bogomips.org/examples/unicorn.conf.rb for | |
# a more verbose configuration using more features. | |
listen 2007 # by default Unicorn listens on port 8080 | |
worker_processes 1 # this should be >= nr_cpus | |
pid "/var/www/app/tmp/pids/unicorn.pid" | |
stderr_path "/var/www/app/log/unicorn.log" | |
stdout_path "/var/www/app/log/unicorn.log" |
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#!/bin/sh | |
### BEGIN INIT INFO | |
# Provides: APPLICATION | |
# Required-Start: $all | |
# Required-Stop: $network $local_fs $syslog | |
# Default-Start: 2 3 4 5 | |
# Default-Stop: 0 1 6 | |
# Short-Description: Start the APPLICATION unicorns at boot | |
# Description: Enable APPLICATION at boot time. | |
### END INIT INFO | |
set -e | |
# Example init script, this can be used with nginx, too, | |
# since nginx and unicorn accept the same signals | |
# Feel free to change any of the following variables for your app: | |
TIMEOUT=${TIMEOUT-60} | |
ENVIRONMENT=development | |
APP_ROOT=/var/www/app | |
PID=$APP_ROOT/tmp/pids/unicorn.pid | |
CMD="unicorn -D -E $ENVIRONMENT -c $APP_ROOT/config/unicorn.rb" | |
#INIT_CONF=$APP_ROOT/config/unicorn.rb | |
action="$1" | |
set -u | |
# test -f "$INIT_CONF" && . $INIT_CONF | |
old_pid="$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 $action 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" | |
$CMD | |
;; | |
upgrade) | |
if sig USR2 && sleep 2 && sig 0 && oldsig QUIT | |
then | |
n=$TIMEOUT | |
while test -s $old_pid && test $n -ge 0 | |
do | |
printf '.' && sleep 1 && n=$(( $n - 1 )) | |
done | |
echo | |
if test $n -lt 0 && test -s $old_pid | |
then | |
echo >&2 "$old_pid still exists after $TIMEOUT seconds" | |
exit 1 | |
fi | |
exit 0 | |
fi | |
echo >&2 "Couldn't upgrade, starting '$CMD' instead" | |
$CMD | |
;; | |
reopen-logs) | |
sig USR1 | |
;; | |
*) | |
echo >&2 "Usage: $0 <start|stop|restart|upgrade|force-stop|reopen-logs>" | |
exit 1 | |
;; | |
esac |
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