Created
January 17, 2014 14:32
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God & Resque Pool scripts
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#!/bin/bash | |
# | |
# god Startup script for god (http://god.rubyforge.org) | |
# | |
# chkconfig: - 85 15 | |
# description: God is an easy to configure, easy to extend monitoring \ | |
# framework written in Ruby. | |
# | |
CONF_DIR=/etc/god | |
GOD_BIN=$GEM_HOME/bin/god | |
RUBY_BIN=~/.rvm/bin/ruby | |
RETVAL=0 | |
# Go no further if config directory is missing. | |
[ -d "$CONF_DIR" ] || exit 0 | |
case "$1" in | |
start) | |
# Create pid directory | |
$RUBY_BIN $GOD_BIN -c $CONF_DIR/master.conf | |
RETVAL=$? | |
;; | |
stop) | |
$RUBY_BIN $GOD_BIN terminate | |
RETVAL=$? | |
;; | |
restart) | |
$RUBY_BIN $GOD_BIN terminate | |
$RUBY_BIN $GOD_BIN -c $CONF_DIR/master.conf | |
RETVAL=$? | |
;; | |
status) | |
$RUBY_BIN $GOD_BIN status | |
RETVAL=$? | |
;; | |
*) | |
echo "Usage: god {start|stop|restart|status}" | |
exit 1 | |
;; | |
esac | |
exit $RETVAL |
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load "[APPLICATION_ROOT]/current/gods/resque-pool-production.god" |
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rails_env = ENV['RAILS_ENV'] || 'production' | |
rails_root = File.expand_path(File.join(File.dirname(__FILE__),'..')) | |
God.watch do |w| | |
w.dir = "#{rails_root}" | |
w.name = "resque-pool" | |
w.group = 'resque' | |
w.interval = 30.seconds | |
w.env = { "RAILS_ENV" => rails_env } | |
w.start = "bundle exec resque-pool -d -o #{rails_root}/log/resque-pool.stdout -e #{rails_root}/log/resque-pool.stderr -p #{rails_root}/tmp/pids/resque-pool.pid" | |
w.pid_file = "#{rails_root}/tmp/pids/resque-pool.pid" | |
w.behavior(:clean_pid_file) | |
# determine the state on startup | |
w.transition(:init, { true => :up, false => :start }) do |on| | |
on.condition(:process_running) do |c| | |
c.running = true | |
end | |
end | |
# determine when process has finished starting | |
w.transition([:start, :restart], :up) do |on| | |
on.condition(:process_running) do |c| | |
c.running = true | |
c.interval = 5.seconds | |
end | |
# failsafe | |
on.condition(:tries) do |c| | |
c.times = 5 | |
c.transition = :start | |
c.interval = 5.seconds | |
end | |
end | |
# start if process is not running | |
w.transition(:up, :start) do |on| | |
on.condition(:process_running) do |c| | |
c.running = false | |
end | |
end | |
end |
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