Class: OsCtld::UserControl::Commands::CtPreMount

Inherits:
Base show all
Includes:
OsCtl::Lib::Utils::Log, OsCtl::Lib::Utils::System
Defined in:
lib/osctld/user_control/commands/ct_pre_mount.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_pre_mount.rb', line 11

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)

  Hook.run(
    ct,
    :pre_mount,
    rootfs_mount: opts[:rootfs_mount],
    ns_pid: opts[:client_pid]
  )

  if ct.map_mode == 'native'
    rc = ct.get_run_conf

    ct.mounts.shared_dir.map_and_push(rc.rootfs, opts[:client_pid])

    begin
      ct.mounts.each do |mnt|
        next unless mnt.map_ids

        ct.mounts.shared_dir.map_and_push(mnt.fs, opts[:client_pid])
      end
    rescue SystemCommandFailed
      log(:warn, 'Failed to map and push a mount, cleaning up')

      ct.mounts.shared_dir.cleanup_pushed(rc.rootfs)

      ct.mounts.each do |mnt|
        next unless mnt.map_ids

        ct.mounts.shared_dir.cleanup_pushed(mnt.fs)
      end

      raise
    end
  end

  ok
rescue HookFailed => e
  error(e.message)
end