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当我尝试在 RHEL5 机器上启动 God 时,出现以下错误。我还安装了 libevent 和 libevent-devel 软件包,但错误仍然存​​在。有人有什么主意吗?

我修补了 ruby​​ 文件https://github.com/mojombo/god/blob/master/lib/god/event_handler.rb以包含 puts $!.message 并将 $!.backtrace 放入 self 的救援异常块中。 load 方法以获取以下回溯。

Operation not permitted
/home/rails/public_html/my_app/shared/bundle/ruby/1.9.1/gems/god-0.11.0/lib/god/event_handlers/netlink_handler.rb:1:in `require'
/home/rails/public_html/my_app/shared/bundle/ruby/1.9.1/gems/god-0.11.0/lib/god/event_handlers/netlink_handler.rb:1:in `<top (required)>'
/home/rails/public_html/my_app/shared/bundle/ruby/1.9.1/gems/god-0.11.0/lib/god/event_handler.rb:22:in `require'
/home/rails/public_html/my_app/shared/bundle/ruby/1.9.1/gems/god-0.11.0/lib/god/event_handler.rb:22:in `load'
/home/rails/public_html/my_app/shared/bundle/ruby/1.9.1/gems/god-0.11.0/lib/god/cli/run.rb:54:in `default_run'
/home/rails/public_html/my_app/shared/bundle/ruby/1.9.1/gems/god-0.11.0/lib/god/cli/run.rb:100:in `block in run_daemonized'
/home/rails/public_html/my_app/shared/bundle/ruby/1.9.1/gems/god-0.11.0/lib/god/cli/run.rb:91:in `fork'
/home/rails/public_html/my_app/shared/bundle/ruby/1.9.1/gems/god-0.11.0/lib/god/cli/run.rb:91:in `run_daemonized'
/home/rails/public_html/my_app/shared/bundle/ruby/1.9.1/gems/god-0.11.0/lib/god/cli/run.rb:21:in `dispatch'
/home/rails/public_html/my_app/shared/bundle/ruby/1.9.1/gems/god-0.11.0/lib/god/cli/run.rb:8:in `initialize'
/home/rails/public_html/my_app/shared/bundle/ruby/1.9.1/gems/god-0.11.0/bin/god:122:in `new'
/home/rails/public_html/my_app/shared/bundle/ruby/1.9.1/gems/god-0.11.0/bin/god:122:in `<top (required)>'
/home/rails/public_html/my_app/shared/bundle/ruby/1.9.1/bin/god:19:in `load'
/home/rails/public_html/my_app/shared/bundle/ruby/1.9.1/bin/god:19:in `<main>'

我还在上帝日志文件中看到以下几行

***********************************************************************
*
* Event conditions are not available for your installation of god.
* You may still use and write custom conditions using the poll system
*
***********************************************************************

此外,下面是 IRB 的输出

[rails@x-rws1 current]$ RAILS_ENV=staging script/console 
Loading staging environment (Rails 2.3.11)
irb: warn: can't alias exit from irb_exit.
ruby-1.9.2-p180 :001 > God::EventHandler.load
Operation not permitted
/home/rails/public_html/my_app/shared/bundle/ruby/1.9.1/gems/polyglot-0.3.1/lib/polyglot.rb:64:in `require'
/home/rails/public_html/my_app/shared/bundle/ruby/1.9.1/gems/polyglot-0.3.1/lib/polyglot.rb:64:in `require'
/home/rails/public_html/my_app/shared/bundle/ruby/1.9.1/gems/activesupport-2.3.11/lib/active_support/dependencies.rb:184:in `require'
/home/rails/public_html/my_app/shared/bundle/ruby/1.9.1/gems/god-0.11.0/lib/god/event_handlers/netlink_handler.rb:1:in `<top (required)>'
/home/rails/public_html/my_app/shared/bundle/ruby/1.9.1/gems/polyglot-0.3.1/lib/polyglot.rb:64:in `require'
/home/rails/public_html/my_app/shared/bundle/ruby/1.9.1/gems/polyglot-0.3.1/lib/polyglot.rb:64:in `require'
/home/rails/public_html/my_app/shared/bundle/ruby/1.9.1/gems/activesupport-2.3.11/lib/active_support/dependencies.rb:184:in `require'
/home/rails/public_html/my_app/shared/bundle/ruby/1.9.1/gems/god-0.11.0/lib/god/event_handler.rb:22:in `load'
(irb):1:in `irb_binding'
/home/rails/.rvm/rubies/ruby-1.9.2-p180/lib/ruby/1.9.1/irb/workspace.rb:80:in `eval'
/home/rails/.rvm/rubies/ruby-1.9.2-p180/lib/ruby/1.9.1/irb/workspace.rb:80:in `evaluate'
/home/rails/.rvm/rubies/ruby-1.9.2-p180/lib/ruby/1.9.1/irb/context.rb:254:in `evaluate'
/home/rails/.rvm/rubies/ruby-1.9.2-p180/lib/ruby/1.9.1/irb.rb:159:in `block (2 levels) in eval_input'
/home/rails/.rvm/rubies/ruby-1.9.2-p180/lib/ruby/1.9.1/irb.rb:273:in `signal_status'
/home/rails/.rvm/rubies/ruby-1.9.2-p180/lib/ruby/1.9.1/irb.rb:156:in `block in eval_input'
/home/rails/.rvm/rubies/ruby-1.9.2-p180/lib/ruby/1.9.1/irb/ruby-lex.rb:243:in `block (2 levels) in each_top_level_statement'
/home/rails/.rvm/rubies/ruby-1.9.2-p180/lib/ruby/1.9.1/irb/ruby-lex.rb:229:in `loop'
/home/rails/.rvm/rubies/ruby-1.9.2-p180/lib/ruby/1.9.1/irb/ruby-lex.rb:229:in `block in each_top_level_statement'
/home/rails/.rvm/rubies/ruby-1.9.2-p180/lib/ruby/1.9.1/irb/ruby-lex.rb:228:in `catch'
/home/rails/.rvm/rubies/ruby-1.9.2-p180/lib/ruby/1.9.1/irb/ruby-lex.rb:228:in `each_top_level_statement'
/home/rails/.rvm/rubies/ruby-1.9.2-p180/lib/ruby/1.9.1/irb.rb:155:in `eval_input'
/home/rails/.rvm/rubies/ruby-1.9.2-p180/lib/ruby/1.9.1/irb.rb:70:in `block in start'
/home/rails/.rvm/rubies/ruby-1.9.2-p180/lib/ruby/1.9.1/irb.rb:69:in `catch'
/home/rails/.rvm/rubies/ruby-1.9.2-p180/lib/ruby/1.9.1/irb.rb:69:in `start'
/home/rails/.rvm/rubies/ruby-1.9.2-p180/bin/irb:16:in `<main>'
 => false 
4

1 回答 1

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我意识到,由于 netlink_handler_ext 依赖,god 只能从 root 用户启动。所以即使你以非sudo用户的身份安装了god gem,你仍然必须使用sudo来启动god。所以,我最后不得不给 rails 用户分配 root 权限,并使用 rvmsudo 来启动上帝。

于 2011-06-09T19:06:26.650 回答