Class: OsCtld::ContainerControl::Commands::StopByHalt::Runner

Inherits:
Runner
  • Object
show all
Includes:
Utils::Wall::Runner
Defined in:
lib/osctld/container_control/commands/stop_by_halt.rb

Instance Attribute Summary

Attributes inherited from Runner

#ctid, #log_file, #lxc_home, #pool, #stderr, #stdin, #stdout, #user_home

Instance Method Summary collapse

Methods included from Utils::Wall::Runner

#ct_wall, #write_to_tty

Methods inherited from Runner

#error, #initialize, #lxc_ct, #ok, #setup_exec_env, #setup_exec_run_env, #system_path

Constructor Details

This class inherits a constructor from OsCtld::ContainerControl::Runner

Instance Method Details

#execute(opts) ⇒ Integer

Returns exit status.

Parameters:

  • opts (Hash) —

    options

Options Hash (opts):

  • :message (String, nil)

Returns:

  • (Integer) —

    exit status



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# File 'lib/osctld/container_control/commands/stop_by_halt.rb', line 34

def execute(opts)
  if opts[:message]
    begin
      ct_wall(opts[:message])
    rescue LXC::Error
      # ignore
    end
  end

  pid = lxc_ct.attach do
    setup_exec_env
    ENV['HOME'] = '/root'
    ENV['USER'] = 'root'
    LXC.run_command('halt')
  end

  Process.wait(pid)

  if $?.exitstatus == 0
    ok
  else
    error("halt failed with exit status #{$?.exitstatus}")
  end
end