Class: OsCtld::UserControl::Commands::CtPostStop

Inherits:
Base show all
Includes:
OsCtl::Lib::Utils::Exception, OsCtl::Lib::Utils::Log
Defined in:
lib/osctld/user_control/commands/ct_post_stop.rb

Instance Attribute Summary

Attributes inherited from Base

#user

Attributes inherited from Commands::Base

#client, #client_handler, #id, #opts

Instance Method Summary collapse

Methods inherited from Base

handle, #initialize, #owns_ct?, run

Methods inherited from Commands::Base

#base_execute, #call_cmd, #call_cmd!, #error, #error!, handle, #handled, #indirect?, #initialize, #manipulate, #manipulation_holder, #ok, #progress, #request_stop, run, run!

Constructor Details

This class inherits a constructor from OsCtld::UserControl::Commands::Base

Instance Method Details

#execute ⇒ Object 



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# File 'lib/osctld/user_control/commands/ct_post_stop.rb', line 13

def execute
  ct = DB::Containers.find(opts[:id], opts[:pool])
  return error('container not found') unless ct
  return error('access denied') unless owns_ct?(ct)

  if AppArmor.enabled?
    # Unload AppArmor profile and destroy namespace
    ct.apparmor.destroy_namespace
    ct.apparmor.unload_profile
  end

  if opts[:target] == 'reboot'
    log(:info, ct, 'Reboot requested')
    ct.run_conf.request_reboot
  end

  BpfFs.remove_ct(ct.pool.name, ct.id)
  run_conf = ct.run_conf
  ct.stopped(run_conf)

  # User-defined hook
  begin
    Hook.run(ct, :post_stop)
  ensure
    # Direct lxc-start has no tty0 wrapper to trigger exit cleanup. Use the
    # same handler, with exact run identity and once-only ownership, instead
    # of fulfilling the stop promise before cleanup has actually finished.
    if run_conf && !Console.handles_run?(ct, run_conf)
      Container::StopHandler.schedule(ct, run_conf)
    end
  end

  ok
rescue HookFailed => e
  log(:warn, ct, 'Error during post-stop hook')
  log(:warn, ct, "#{e.class}: #{e.message}")
  log(:warn, ct, denixstorify(e.backtrace).join("\n"))
  error(e.message)
end