func (a *MachineAgent) executeRebootOrShutdown(action params.RebootAction) error {
// At this stage, all API connections would have been closed
// We need to reopen the API to clear the reboot flag after
// scheduling the reboot. It may be cleaner to do this in the reboot
// worker, before returning the ErrRebootMachine.
conn, err := apicaller.OnlyConnect(a, apicaller.APIOpen)
if err != nil {
logger.Infof("Reboot: Error connecting to state")
return errors.Trace(err)
}
// block until all units/containers are ready, and reboot/shutdown
finalize, err := reboot.NewRebootWaiter(conn, a.CurrentConfig())
if err != nil {
return errors.Trace(err)
}
logger.Infof("Reboot: Executing reboot")
err = finalize.ExecuteReboot(action)
if err != nil {
logger.Infof("Reboot: Error executing reboot: %v", err)
return errors.Trace(err)
}
// On windows, the shutdown command is asynchronous. We return ErrRebootMachine
// so the agent will simply exit without error pending reboot/shutdown.
return worker.ErrRebootMachine
}
func (s *RebootSuite) TestShutdownNoContainers(c *gc.C) {
w, err := reboot.NewRebootWaiter(s.st, s.acfg)
c.Assert(err, jc.ErrorIsNil)
expectedShutdownParams := s.shutdownCommandParams(c)
err = w.ExecuteReboot(params.ShouldShutdown)
c.Assert(err, jc.ErrorIsNil)
testing.AssertEchoArgs(c, rebootBin, expectedShutdownParams...)
}
func (s *RebootSuite) TestRebootNoContainers(c *gc.C) {
w, err := reboot.NewRebootWaiter(s.st, s.acfg)
c.Assert(err, jc.ErrorIsNil)
expectedRebootParams := s.rebootCommandParams(c)
err = w.ExecuteReboot(params.ShouldReboot)
c.Assert(err, jc.ErrorIsNil)
testing.AssertEchoArgs(c, rebootBin, expectedRebootParams...)
ft.File{s.rebootScriptName, expectedRebootScript, 0755}.Check(c, s.tmpDir)
}
func (s *RebootSuite) TestRebootWithMissbehavingContainers(c *gc.C) {
testing.PatchExecutable(c, s, "lxc-ls", lxcLsScript)
testing.PatchExecutable(c, s, "lxc-info", lxcInfoScriptMissbehave)
s.PatchValue(reboot.Timeout, time.Duration(1*time.Second))
w, err := reboot.NewRebootWaiter(s.st, s.acfg)
c.Assert(err, jc.ErrorIsNil)
err = w.ExecuteReboot(params.ShouldReboot)
c.Assert(err, gc.ErrorMatches, "Timeout reached waiting for containers to shutdown")
}
func (s *RebootSuite) TestRebootWithContainers(c *gc.C) {
testing.PatchExecutable(c, s, "lxc-ls", lxcLsScript)
testing.PatchExecutable(c, s, "lxc-info", lxcInfoScript)
expectedRebootParams := s.rebootCommandParams(c)
s.PatchValue(reboot.Timeout, time.Duration(5*time.Second))
w, err := reboot.NewRebootWaiter(s.st, s.acfg)
c.Assert(err, jc.ErrorIsNil)
err = w.ExecuteReboot(params.ShouldReboot)
c.Assert(err, jc.ErrorIsNil)
testing.AssertEchoArgs(c, rebootBin, expectedRebootParams...)
ft.File{s.rebootScriptName, expectedRebootScript, 0755}.Check(c, s.tmpDir)
}