rakefile

#encoding: UTF-8

require 'rake/clean'

root = File.expand_path File.dirname(__FILE__)

CLEAN.include "var", "data"
CLOBBER.include "data/*", "var/log/*", "var/run/*"

task :default do
  system("rake -sT")  # s for silent
end

desc "Show VIMbix version"
task :version do
  require root + "/lib/vimbix"
  puts "#{VIMbix::VERSION::STRING}"
end

namespace :install do

  desc "Deploy init script (Debian or Ubuntu)"
  task :initscript do
    thin_path = `which thin`
    script  = "#! /bin/sh\n\n### BEGIN INIT INFO\n# Provides:          vimbix\n# Default-Start:     2 3 4 5\n# Default-Stop:      0 1 6\n# Required-Start:    $local_fs $remote_fs\n# Required-Stop:     $local_fs $remote_fs\n# Short-Description: Start VIMbix server\n# Description:       This file should be used to start stop VIMbix server\n### END INIT INFO\n"
    script += "\n# Author: Jean-Jacques Martrès <jjmartres |at| gmail |dot| com>\n\n"
    script += "PATH=/sbin:/usr/sbin:/bin:/usr/bin:/var/lib/gems/1.8/bin\nAPP_DIR=#{root}\nDESC=\"VIMbix server\"\nSCRIPT_NAME=/etc/init.d/vimbix\nDAEMON=#{thin_path.chop}\nDAEMON_ARGS=\"-C config/vimbix.yml\"\n"
    script += "\n# Exit if the package is not installed\n[ -x \"$DAEMON\" ] || exit 0\n\n"
    script += "# Load the VERBOSE setting and other rcS variables\n. /lib/init/vars.sh\n\n"
    script += "# Define LSB log_* functions.\n# Depend on lsb-base (>= 3.2-14) to ensure that this file is present\n# and status_of_proc is working.\n. /lib/lsb/init-functions\n\n"
    script += "# Define start/stop method\n"
    script += "do_start() {\n  cd $APP_DIR && bundle exec thin start -d $DAEMON_ARGS\n}\n\n"
    script += "do_stop() {\n  [ -x \"$APP_DIR\"/var/run/vimbix.pid ] || echo \"VIMbix server not running\"; exit 0\n  cd $APP_DIR && bundle exec thin stop -d $DAEMON_ARGS\n}\n\n"
    script += "do_status() {\n  [ -x \"$APP_DIR\"/var/run/vimbix.pid ] || echo \"VIMbix server not running\"; exit 0\n  echo \"VIMbix server is running\"\n}\n\n"
    script += "case \"$1\" in\n  start)\n    echo \"Starting VIMbix server\"\n    do_start\n    ;;\n"
    script += "  stop)\n    echo \"Stopping VIMbix server\"\n    do_stop\n    ;;\n"
    script += "  restart)\n    echo \"Trying to restartVIMbix server...\"\n    do_stop\n    sleep 5\n    do_start\n  ;;\n"
    script += "  status)\n    do_status\n  ;;\n  *)\n"
    script += "  echo \"Usage: $SCRIPT_NAME {start|stop|restart}\" >&2\n  exit 3\n  ;;\nesac"

    begin
      f = File.open(File.join("/etc/init.d/vimbix"), "w")
      f << script
    rescue Exception => fault
      puts fault.message
      exit(-1)
    ensure
      f.close unless f.nil?
      File.chmod(755, "/etc/init.d/vimbix")
      system("sudo update-rc.d vimbix defaults")
    end

  end

  desc "Install VIMbix client into Zabbix external script directory"
  task :client do
    src = File.join(root, '/scripts/vimbix-client')
    dst = ARGV.last
    begin
      FileUtils.cp(src, dst.to_s)
      puts "VIMbix client installed in #{dst}"
    rescue
      puts "Cannot install VIMbix client to #{dst}"
      exit(-1)
    end
  end

  task :all do
    [:dependencies, :autostart, :client]
  end
end

namespace :daemon do
  desc "Start VIMbix daemon"
  task :start do
    if !File.exists?("var/run/vimbix.pid")
      puts "Starting vimbix..."
      system("thin -c #{root} -C config/vimbix.yml -R config.ru start")
    else
      puts "vimbix is already running"
    end
  end

  desc "Status of VIMbix daemon"
  task :status do
    if File.exists?("var/run/vimbix.pid")
      puts "vimbix running"
    else
      puts "vimbix is not running"
    end
  end

  desc "Stop VIMbix daemon"
  task :stop do
    if !File.exists?("var/run/vimbix.pid")
      puts "vimbix is not running"
    else
      pid = File.read("var/run/vimbix.pid").to_i
      syscmd = "kill -s QUIT #{pid}"
      puts "Stopping vimbix..."
      system(syscmd)
      FileUtils.rm_f("var/run/vimbix.pid")
    end
  end

  desc "Restart VIMbix daemon"
  task :restart do
    puts "Stopping vimbix..."
    [:stop]
    puts "Starting vimbix..."
    [:start]
  end
end