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Unicorn使用RVM安装脚本 - 哪个可执行文件?

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我正在尝试为unicorn(在Ubuntu上)运行一个init脚本,并将unicorn安装为gem:

/home/tim/.rvm/gems/ruby-1.9.2-p180@polco/bin/unicorn

我的init脚本是:

#! /bin/sh

### BEGIN INIT INFO
# Provides:          unicorn
# Required-Start:    $local_fs $remote_fs $network $syslog
# Required-Stop:     $local_fs $remote_fs $network $syslog
# Default-Start:     2 3 4 5
# Default-Stop:      0 1 6
# Short-Description: starts the unicorn web server
# Description:       starts unicorn
### END INIT INFO

PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin
DAEMON=/home/tim/.rvm/gems/ruby-1.9.2-p180@polco/bin/unicorn
DAEMON_OPTS="-c /home/deployer/shop/current/unicorn.rb -E production -D"
NAME=unicorn_rails
DESC=unicorn_rails
PID=/home/deployer/shop/shared/pids/unicorn.pid

case "$1" in
  start)
    echo -n "Starting $DESC: "
    $DAEMON $DAEMON_OPTS
    echo "$NAME."
    ;;
  stop)
    echo -n "Stopping $DESC: "
        kill -QUIT `cat $PID`
    echo "$NAME."
    ;;
  restart)
    echo -n "Restarting $DESC: "
        kill -QUIT `cat $PID`
    sleep 1
    $DAEMON $DAEMON_OPTS
    echo "$NAME."
    ;;
  reload)
        echo -n "Reloading $DESC configuration: "
        kill -HUP `cat $PID`
        echo "$NAME."
        ;;
  *)
    echo "Usage: $NAME {start|stop|restart|reload}" >&2
    exit 1
    ;;
esac

exit 0

使用rvm可执行文件,整个操作对我来说似乎很脆弱 . rvm有类似$ CURRENT_RVM_PATH的东西吗?

2 回答

  • 1

    好 . 我为我解决了这个问题 . 如果我不是根,我就不再关心并决定以讽刺的方式运行这个用户“乘客”,我需要运行unicorn_rails .

    这是我的启动脚本:

    #! /bin/sh
    
    ### BEGIN INIT INFO
    # Provides:          unicorn
    # Required-Start:    $local_fs $remote_fs $network $syslog
    # Required-Stop:     $local_fs $remote_fs $network $syslog
    # Default-Start:     2 3 4 5
    # Default-Stop:      0 1 6
    # Short-Description: starts the unicorn web server
    # Description:       starts unicorn
    ### END INIT INFO
    
    PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin
    #DAEMON=/home/tim/.rvm/gems/ruby-1.9.2-p180@polco/bin/unicorn
    DAEMON=/home/passenger/.rvm/gems/ruby-1.9.2-p180/bin/unicorn_rails
    DAEMON_OPTS="-c /home/passenger/polco/current/config/unicorn_tacitus.rb -E production -D"
    
    
    NAME=unicorn_rails
    DESC=unicorn_rails
    PID=/home/passenger/polco/shared/pids/unicorn.pid
    
    case "$1" in
      start)
        echo -n "Starting $DESC: "
        $DAEMON $DAEMON_OPTS
        echo "$NAME."
        ;;
      stop)
        echo -n "Stopping $DESC: "
            kill -QUIT `cat $PID`
        echo "$NAME."
        ;;
      restart)
        echo -n "Restarting $DESC: "
            kill -QUIT `cat $PID`
        sleep 1
        $DAEMON $DAEMON_OPTS
        echo "$NAME."
        ;;
      reload)
            echo -n "Reloading $DESC configuration: "
            kill -HUP `cat $PID`
            echo "$NAME."
            ;;
      *)
        echo "Usage: $NAME {start|stop|restart|reload}" >&2
        exit 1
        ;;
    esac
    
    exit 0
    

    要执行此操作 - 我现在有简单的capistrano任务:

    desc "restart unicorn"
      task :restart, :roles => :app, :except => { :no_release => true } do
        run "#{current_path}/unicorn_exec restart"
      end
    
      after "deploy:restart","unicorn:restart"
    

    最后一个问题我是为什么我必须重新启动unicorn_rails . 我以为我可以通过以下方式重新加载:kill -HUP cat $PID ,但是一切只有在我重启时才有效 .

  • 1

    由于谷歌可能会为其他人找到这个问题,这里是我在3个不同服务器上使用的独角兽重启脚本 . 我只需要添加USR2 . 回购被称为eunic,我可能会在以后修改它 .

    总而言之,这是另一种方法 .

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