如何让乘客配置重新启动应用程序工作



Ubuntu 14.04上的Rails 4.1,带有rbenv和ruby 2.2.1。

将capistrano与capistrano-passenger-gem一起使用,但最后重新启动失败:

INFO [8213c63a] Running /usr/bin/env passenger-config restart-app /home/deployer/my_app --ignore-app-not-running as deployer@mysite.com
DEBUG [8213c63a] Command: passenger-config restart-app
DEBUG [8213c63a]    Please pass either an app path prefix or an app group name. See --help for more information.

当我尝试通过SSH在命令行运行此命令时,我得到的是:

    deployer@host:~/app/shared/config$ passenger-config restart-app
*** ERROR: You are not authorized to query the status for this

我在这里做错了什么?

我使用的是Apache,下面是我的/etc/apache2/apache2.conf:的相关部分

LoadModule passenger_module /home/deployer/.rbenv/versions/2.2.1/lib/ruby/gems/2.2.0/gems/passenger-5.0.5/buildout/apache2/mod_passenger.so
   <IfModule mod_passenger.c>
     PassengerRoot /home/deployer/.rbenv/versions/2.2.1/lib/ruby/gems/2.2.0/gems/passenger-5.0.5
     PassengerDefaultRuby /home/deployer/.rbenv/versions/2.2.1/bin/ruby
   </IfModule>
<VirtualHost *:80>
      ServerName mysite.name.com
      # !!! Be sure to point DocumentRoot to 'public'!
      DocumentRoot /home/deployer/myssite/current/public
      <Directory /home/deployer/mysite/current/public>
         # This relaxes Apache security settings.
         AllowOverride all
         # MultiViews must be turned off.
         Options -MultiViews
         # Uncomment this if you're on Apache >= 2.4:
         Require all granted
      </Directory>
   </VirtualHost>

以下是我运行的原因,我将其添加到我的conifg/deploy.rb:中

set :passenger_restart_with_sudo, true

参考编号:https://github.com/capistrano/passenger/

要为deployer用户添加无密码的sudo访问权限,请在服务器上执行:

(您可能想更具体地说明允许的命令)

sudo tee /etc/sudoers.d/deployer > /dev/null <<'EOF'
deployer ALL=(ALL) NOPASSWD:ALL
EOF

并且在您的delpoy.rb中,具有:

set :user, 'deployer' # Deployment user on remote servers

注意:需要注意的是,Passenger的作者正在研究一种方法,以便将来不再需要sudo。

如果您不想使用sudo来重新启动应用程序服务器,只需添加到config/deploy.rb:

namespace :deploy do
  desc 'Restart application'
  task :restart do
    on roles(:app), in: :sequence, wait: 5 do
      execute :touch, release_path.join('tmp/restart.txt')
    end
  end
end

对于使用sudo重新启动(请注意,它对乘客<5没有任何影响):

set :passenger_restart_with_sudo, false

如果你想更改重新启动选项,你可以覆盖这些:

set :passenger_restart_command, 'passenger-config restart-app'
set :passenger_restart_options, -> { "#{deploy_to} --ignore-app-not-running" }

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