Golang hcsshim.ShutdownComputeSystem函數代碼示例

func kill(id string, pid int, sig syscall.Signal) error {
	logrus.Debugf("WindowsExec: kill() id=%s pid=%d sig=%d", id, pid, sig)
	var err error
	context := fmt.Sprintf("kill: sig=%d pid=%d", sig, pid)

	if sig == syscall.SIGKILL || forceKill {
		// Terminate the compute system
		if errno, err := hcsshim.TerminateComputeSystem(id, hcsshim.TimeoutInfinite, context); err != nil {
			logrus.Errorf("Failed to terminate %s - 0x%X %q", id, errno, err)
		}

	} else {
		// Terminate Process
		if err = hcsshim.TerminateProcessInComputeSystem(id, uint32(pid)); err != nil {
			logrus.Warnf("Failed to terminate pid %d in %s: %q", pid, id, err)
			// Ignore errors
			err = nil
		}

		// Shutdown the compute system
		if errno, err := hcsshim.ShutdownComputeSystem(id, hcsshim.TimeoutInfinite, context); err != nil {
			logrus.Errorf("Failed to shutdown %s - 0x%X %q", id, errno, err)
		}
	}
	return err
}

func kill(id string, pid int) error {
	logrus.Debugln("kill() ", id, pid)
	var err error

	// Terminate Process
	if err = hcsshim.TerminateProcessInComputeSystem(id, uint32(pid)); err != nil {
		logrus.Warnf("Failed to terminate pid %d in %s: %q", pid, id, err)
		// Ignore errors
		err = nil
	}

	if terminateMode {
		// Terminate the compute system
		if err = hcsshim.TerminateComputeSystem(id); err != nil {
			logrus.Errorf("Failed to terminate %s - %q", id, err)
		}

	} else {
		// Shutdown the compute system
		if err = hcsshim.ShutdownComputeSystem(id); err != nil {
			logrus.Errorf("Failed to shutdown %s - %q", id, err)
		}
	}
	return err
}

// Signal handles `docker stop` on Windows. While Linux has support for
// the full range of signals, signals aren't really implemented on Windows.
// We fake supporting regular stop and -9 to force kill.
func (clnt *client) Signal(containerID string, sig int) error {
	var (
		cont *container
		err  error
	)

	// Get the container as we need it to find the pid of the process.
	clnt.lock(containerID)
	defer clnt.unlock(containerID)
	if cont, err = clnt.getContainer(containerID); err != nil {
		return err
	}

	logrus.Debugf("lcd: Signal() containerID=%s sig=%d pid=%d", containerID, sig, cont.systemPid)
	context := fmt.Sprintf("Signal: sig=%d pid=%d", sig, cont.systemPid)

	if syscall.Signal(sig) == syscall.SIGKILL {
		// Terminate the compute system
		if err := hcsshim.TerminateComputeSystem(containerID, hcsshim.TimeoutInfinite, context); err != nil {
			logrus.Errorf("Failed to terminate %s - %q", containerID, err)
		}

	} else {
		// Terminate Process
		if err = hcsshim.TerminateProcessInComputeSystem(containerID, cont.systemPid); err != nil {
			logrus.Warnf("Failed to terminate pid %d in %s: %q", cont.systemPid, containerID, err)
			// Ignore errors
			err = nil
		}

		// Shutdown the compute system
		const shutdownTimeout = 5 * 60 * 1000 // 5 minutes
		if err := hcsshim.ShutdownComputeSystem(containerID, shutdownTimeout, context); err != nil {
			if herr, ok := err.(*hcsshim.HcsError); !ok ||
				(herr.Err != hcsshim.ERROR_SHUTDOWN_IN_PROGRESS &&
					herr.Err != ErrorBadPathname &&
					herr.Err != syscall.ERROR_PATH_NOT_FOUND) {
				logrus.Debugf("signal - error from ShutdownComputeSystem %v on %s. Calling TerminateComputeSystem", err, containerID)
				if err := hcsshim.TerminateComputeSystem(containerID, shutdownTimeout, "signal"); err != nil {
					logrus.Debugf("signal - ignoring error from TerminateComputeSystem on %s %v", containerID, err)
				} else {
					logrus.Debugf("Successful TerminateComputeSystem after failed ShutdownComputeSystem on %s during signal %v", containerID, sig)
				}
			}
			logrus.Errorf("Failed to shutdown %s - %q", containerID, err)
		}
	}
	return nil
}

// Signal handles `docker stop` on Windows. While Linux has support for
// the full range of signals, signals aren't really implemented on Windows.
// We fake supporting regular stop and -9 to force kill.
func (clnt *client) Signal(containerID string, sig int) error {
	var (
		cont *container
		err  error
	)

	// Get the container as we need it to find the pid of the process.
	clnt.lock(containerID)
	defer clnt.unlock(containerID)
	if cont, err = clnt.getContainer(containerID); err != nil {
		return err
	}

	logrus.Debugf("lcd: Signal() containerID=%s sig=%d pid=%d", containerID, sig, cont.systemPid)
	context := fmt.Sprintf("Signal: sig=%d pid=%d", sig, cont.systemPid)

	if syscall.Signal(sig) == syscall.SIGKILL {
		// Terminate the compute system
		if err := hcsshim.TerminateComputeSystem(containerID, hcsshim.TimeoutInfinite, context); err != nil {
			logrus.Errorf("Failed to terminate %s - %q", containerID, err)
		}

	} else {
		// Terminate Process
		if err = hcsshim.TerminateProcessInComputeSystem(containerID, cont.systemPid); err != nil {
			logrus.Warnf("Failed to terminate pid %d in %s: %q", cont.systemPid, containerID, err)
			// Ignore errors
			err = nil
		}

		// Shutdown the compute system
		if err := hcsshim.ShutdownComputeSystem(containerID, hcsshim.TimeoutInfinite, context); err != nil {
			logrus.Errorf("Failed to shutdown %s - %q", containerID, err)
		}
	}
	return nil
}

//.........這裏部分代碼省略.........
	configurationb, err := json.Marshal(cu)
	if err != nil {
		return execdriver.ExitStatus{ExitCode: -1}, err
	}

	configuration := string(configurationb)

	err = hcsshim.CreateComputeSystem(c.ID, configuration)
	if err != nil {
		logrus.Debugln("Failed to create temporary container ", err)
		return execdriver.ExitStatus{ExitCode: -1}, err
	}

	// Start the container
	logrus.Debugln("Starting container ", c.ID)
	err = hcsshim.StartComputeSystem(c.ID)
	if err != nil {
		logrus.Errorf("Failed to start compute system: %s", err)
		return execdriver.ExitStatus{ExitCode: -1}, err
	}
	defer func() {
		// Stop the container

		if terminateMode {
			logrus.Debugf("Terminating container %s", c.ID)
			if err := hcsshim.TerminateComputeSystem(c.ID); err != nil {
				// IMPORTANT: Don't fail if fails to change state. It could already
				// have been stopped through kill().
				// Otherwise, the docker daemon will hang in job wait()
				logrus.Warnf("Ignoring error from TerminateComputeSystem %s", err)
			}
		} else {
			logrus.Debugf("Shutting down container %s", c.ID)
			if err := hcsshim.ShutdownComputeSystem(c.ID); err != nil {
				// IMPORTANT: Don't fail if fails to change state. It could already
				// have been stopped through kill().
				// Otherwise, the docker daemon will hang in job wait()
				logrus.Warnf("Ignoring error from ShutdownComputeSystem %s", err)
			}
		}
	}()

	// We use a different pipe name between real and dummy mode in the HCS
	var serverPipeFormat, clientPipeFormat string
	if dummyMode {
		clientPipeFormat = `\\.\pipe\docker-run-%[1]s-%[2]s`
		serverPipeFormat = clientPipeFormat
	} else {
		clientPipeFormat = `\\.\pipe\docker-run-%[2]s`
		serverPipeFormat = `\\.\Containers\%[1]s\Device\NamedPipe\docker-run-%[2]s`
	}

	createProcessParms := hcsshim.CreateProcessParams{
		EmulateConsole:   c.ProcessConfig.Tty,
		WorkingDirectory: c.WorkingDir,
		ConsoleSize:      c.ProcessConfig.ConsoleSize,
	}

	// Configure the environment for the process
	createProcessParms.Environment = setupEnvironmentVariables(c.ProcessConfig.Env)

	// Connect stdin
	if pipes.Stdin != nil {
		stdInPipe := fmt.Sprintf(serverPipeFormat, c.ID, "stdin")
		createProcessParms.StdInPipe = fmt.Sprintf(clientPipeFormat, c.ID, "stdin")

//.........這裏部分代碼省略.........
			if TP4RetryHack {
				if !strings.Contains(err.Error(), `Win32 API call returned error r1=0x800401f3`) && // Invalid class string
					!strings.Contains(err.Error(), `Win32 API call returned error r1=0x80070490`) && // Element not found
					!strings.Contains(err.Error(), `Win32 API call returned error r1=0x80070002`) && // The system cannot find the file specified
					!strings.Contains(err.Error(), `Win32 API call returned error r1=0x800704c6`) && // The network is not present or not started
					!strings.Contains(err.Error(), `Win32 API call returned error r1=0x800700a1`) { // The specified path is invalid
					logrus.Debugln("Failed to create temporary container ", err)
					return execdriver.ExitStatus{ExitCode: -1}, err
				}
				logrus.Warnf("Invoking Windows TP4 retry hack (%d of %d)", i, maxAttempts-1)
				time.Sleep(50 * time.Millisecond)
			}
		} else {
			break
		}
	}

	// Start the container
	logrus.Debugln("Starting container ", c.ID)
	err = hcsshim.StartComputeSystem(c.ID)
	if err != nil {
		logrus.Errorf("Failed to start compute system: %s", err)
		return execdriver.ExitStatus{ExitCode: -1}, err
	}
	defer func() {
		// Stop the container
		if forceKill {
			logrus.Debugf("Forcibly terminating container %s", c.ID)
			if errno, err := hcsshim.TerminateComputeSystem(c.ID, hcsshim.TimeoutInfinite, "exec-run-defer"); err != nil {
				logrus.Warnf("Ignoring error from TerminateComputeSystem 0x%X %s", errno, err)
			}
		} else {
			logrus.Debugf("Shutting down container %s", c.ID)
			if errno, err := hcsshim.ShutdownComputeSystem(c.ID, hcsshim.TimeoutInfinite, "exec-run-defer"); err != nil {
				if errno != hcsshim.Win32SystemShutdownIsInProgress &&
					errno != hcsshim.Win32SpecifiedPathInvalid &&
					errno != hcsshim.Win32SystemCannotFindThePathSpecified {
					logrus.Warnf("Ignoring error from ShutdownComputeSystem 0x%X %s", errno, err)
				}
			}
		}
	}()

	createProcessParms := hcsshim.CreateProcessParams{
		EmulateConsole:   c.ProcessConfig.Tty,
		WorkingDirectory: c.WorkingDir,
		ConsoleSize:      c.ProcessConfig.ConsoleSize,
	}

	// Configure the environment for the process
	createProcessParms.Environment = setupEnvironmentVariables(c.ProcessConfig.Env)

	createProcessParms.CommandLine, err = createCommandLine(&c.ProcessConfig, c.ArgsEscaped)

	if err != nil {
		return execdriver.ExitStatus{ExitCode: -1}, err
	}

	// Start the command running in the container.
	pid, stdin, stdout, stderr, _, err := hcsshim.CreateProcessInComputeSystem(c.ID, pipes.Stdin != nil, true, !c.ProcessConfig.Tty, createProcessParms)
	if err != nil {
		logrus.Errorf("CreateProcessInComputeSystem() failed %s", err)
		return execdriver.ExitStatus{ExitCode: -1}, err
	}

	// Now that the process has been launched, begin copying data to and from

// waitExit runs as a goroutine waiting for the process to exit. It's
// equivalent to (in the linux containerd world) where events come in for
// state change notifications from containerd.
func (ctr *container) waitExit(pid uint32, processFriendlyName string, isFirstProcessToStart bool) error {
	logrus.Debugln("waitExit on pid", pid)

	// Block indefinitely for the process to exit.
	exitCode, err := hcsshim.WaitForProcessInComputeSystem(ctr.containerID, pid, hcsshim.TimeoutInfinite)
	if err != nil {
		if herr, ok := err.(*hcsshim.HcsError); ok && herr.Err != syscall.ERROR_BROKEN_PIPE {
			logrus.Warnf("WaitForProcessInComputeSystem failed (container may have been killed): %s", err)
		}
		// Fall through here, do not return. This ensures we attempt to continue the
		// shutdown in HCS nad tell the docker engine that the process/container
		// has exited to avoid a container being dropped on the floor.
	}

	// Assume the container has exited
	si := StateInfo{
		State:     StateExit,
		ExitCode:  uint32(exitCode),
		Pid:       pid,
		ProcessID: processFriendlyName,
	}

	// But it could have been an exec'd process which exited
	if !isFirstProcessToStart {
		si.State = StateExitProcess
	}

	// If this is the init process, always call into vmcompute.dll to
	// shutdown the container after we have completed.
	if isFirstProcessToStart {
		logrus.Debugf("Shutting down container %s", ctr.containerID)
		// Explicit timeout here rather than hcsshim.TimeoutInfinte to avoid a
		// (remote) possibility that ShutdownComputeSystem hangs indefinitely.
		const shutdownTimeout = 5 * 60 * 1000 // 5 minutes
		if err := hcsshim.ShutdownComputeSystem(ctr.containerID, shutdownTimeout, "waitExit"); err != nil {
			if herr, ok := err.(*hcsshim.HcsError); !ok ||
				(herr.Err != hcsshim.ERROR_SHUTDOWN_IN_PROGRESS &&
					herr.Err != ErrorBadPathname &&
					herr.Err != syscall.ERROR_PATH_NOT_FOUND) {
				logrus.Warnf("Ignoring error from ShutdownComputeSystem %s", err)
			}
		} else {
			logrus.Debugf("Completed shutting down container %s", ctr.containerID)
		}

		// BUGBUG - Is taking the lock necessary here? Should it just be taken for
		// the deleteContainer call, not for the restart logic? @jhowardmsft
		ctr.client.lock(ctr.containerID)
		defer ctr.client.unlock(ctr.containerID)

		if si.State == StateExit && ctr.restartManager != nil {
			restart, wait, err := ctr.restartManager.ShouldRestart(uint32(exitCode))
			if err != nil {
				logrus.Error(err)
			} else if restart {
				si.State = StateRestart
				ctr.restarting = true
				go func() {
					err := <-wait
					ctr.restarting = false
					if err != nil {
						si.State = StateExit
						if err := ctr.client.backend.StateChanged(ctr.containerID, si); err != nil {
							logrus.Error(err)
						}
						logrus.Error(err)
					} else {
						ctr.client.Create(ctr.containerID, ctr.ociSpec, ctr.options...)
					}
				}()
			}
		}

		// Remove process from list if we have exited
		// We need to do so here in case the Message Handler decides to restart it.
		if si.State == StateExit {
			ctr.client.deleteContainer(ctr.friendlyName)
		}
	}

	// Call into the backend to notify it of the state change.
	logrus.Debugf("waitExit() calling backend.StateChanged %v", si)
	if err := ctr.client.backend.StateChanged(ctr.containerID, si); err != nil {
		logrus.Error(err)
	}

	logrus.Debugln("waitExit() completed OK")
	return nil
}

func (ctr *container) start() error {
	var err error

	// Start the container.  If this is a servicing container, this call will block
	// until the container is done with the servicing execution.
	logrus.Debugln("Starting container ", ctr.containerID)
	if err = hcsshim.StartComputeSystem(ctr.containerID); err != nil {
		logrus.Errorf("Failed to start compute system: %s", err)
		return err
	}

	for _, option := range ctr.options {
		if s, ok := option.(*ServicingOption); ok && s.IsServicing {
			// Since the servicing operation is complete when StartCommputeSystem returns without error,
			// we can shutdown (which triggers merge) and exit early.
			const shutdownTimeout = 5 * 60 * 1000  // 4 minutes
			const terminateTimeout = 1 * 60 * 1000 // 1 minute
			if err := hcsshim.ShutdownComputeSystem(ctr.containerID, shutdownTimeout, ""); err != nil {
				logrus.Errorf("Failed during cleanup of servicing container: %s", err)
				// Terminate the container, ignoring errors.
				if err2 := hcsshim.TerminateComputeSystem(ctr.containerID, terminateTimeout, ""); err2 != nil {
					logrus.Errorf("Failed to terminate container %s after shutdown failure: %q", ctr.containerID, err2)
				}
				return err
			}
			return nil
		}
	}

	createProcessParms := hcsshim.CreateProcessParams{
		EmulateConsole:   ctr.ociSpec.Process.Terminal,
		WorkingDirectory: ctr.ociSpec.Process.Cwd,
		ConsoleSize:      ctr.ociSpec.Process.InitialConsoleSize,
	}

	// Configure the environment for the process
	createProcessParms.Environment = setupEnvironmentVariables(ctr.ociSpec.Process.Env)
	createProcessParms.CommandLine = strings.Join(ctr.ociSpec.Process.Args, " ")

	iopipe := &IOPipe{Terminal: ctr.ociSpec.Process.Terminal}

	// Start the command running in the container. Note we always tell HCS to
	// create stdout as it's required regardless of '-i' or '-t' options, so that
	// docker can always grab the output through logs. We also tell HCS to always
	// create stdin, even if it's not used - it will be closed shortly. Stderr
	// is only created if it we're not -t.
	var pid uint32
	var stdout, stderr io.ReadCloser
	pid, iopipe.Stdin, stdout, stderr, err = hcsshim.CreateProcessInComputeSystem(
		ctr.containerID,
		true,
		true,
		!ctr.ociSpec.Process.Terminal,
		createProcessParms)
	if err != nil {
		logrus.Errorf("CreateProcessInComputeSystem() failed %s", err)

		// Explicitly terminate the compute system here.
		if err2 := hcsshim.TerminateComputeSystem(ctr.containerID, hcsshim.TimeoutInfinite, "CreateProcessInComputeSystem failed"); err2 != nil {
			// Ignore this error, there's not a lot we can do except log it
			logrus.Warnf("Failed to TerminateComputeSystem after a failed CreateProcessInComputeSystem. Ignoring this.", err2)
		} else {
			logrus.Debugln("Cleaned up after failed CreateProcessInComputeSystem by calling TerminateComputeSystem")
		}
		return err
	}
	ctr.startedAt = time.Now()

	// Convert io.ReadClosers to io.Readers
	if stdout != nil {
		iopipe.Stdout = openReaderFromPipe(stdout)
	}
	if stderr != nil {
		iopipe.Stderr = openReaderFromPipe(stderr)
	}

	// Save the PID
	logrus.Debugf("Process started - PID %d", pid)
	ctr.systemPid = uint32(pid)

	// Spin up a go routine waiting for exit to handle cleanup
	go ctr.waitExit(pid, InitFriendlyName, true)

	ctr.client.appendContainer(ctr)

	if err := ctr.client.backend.AttachStreams(ctr.containerID, *iopipe); err != nil {
		// OK to return the error here, as waitExit will handle tear-down in HCS
		return err
	}

	// Tell the docker engine that the container has started.
	si := StateInfo{
		CommonStateInfo: CommonStateInfo{
			State: StateStart,
			Pid:   ctr.systemPid, // Not sure this is needed? Double-check monitor.go in daemon BUGBUG @jhowardmsft
		}}
	return ctr.client.backend.StateChanged(ctr.containerID, si)

}

// waitExit runs as a goroutine waiting for the process to exit. It's
// equivalent to (in the linux containerd world) where events come in for
// state change notifications from containerd.
func (ctr *container) waitExit(pid uint32, processFriendlyName string, isFirstProcessToStart bool) error {
	logrus.Debugln("waitExit on pid", pid)

	// Block indefinitely for the process to exit.
	exitCode, err := hcsshim.WaitForProcessInComputeSystem(ctr.containerID, pid, hcsshim.TimeoutInfinite)
	if err != nil {
		if herr, ok := err.(*hcsshim.HcsError); ok && herr.Err != syscall.ERROR_BROKEN_PIPE {
			logrus.Warnf("WaitForProcessInComputeSystem failed (container may have been killed): %s", err)
		}
		// Fall through here, do not return. This ensures we attempt to continue the
		// shutdown in HCS nad tell the docker engine that the process/container
		// has exited to avoid a container being dropped on the floor.
	}

	// Assume the container has exited
	si := StateInfo{
		CommonStateInfo: CommonStateInfo{
			State:     StateExit,
			ExitCode:  uint32(exitCode),
			Pid:       pid,
			ProcessID: processFriendlyName,
		},
		UpdatePending: false,
	}

	// But it could have been an exec'd process which exited
	if !isFirstProcessToStart {
		si.State = StateExitProcess
	} else {
		// Since this is the init process, always call into vmcompute.dll to
		// shutdown the container after we have completed.

		propertyCheckFlag := 1 // Include update pending check.
		csProperties, err := hcsshim.GetComputeSystemProperties(ctr.containerID, uint32(propertyCheckFlag))
		if err != nil {
			logrus.Warnf("GetComputeSystemProperties failed (container may have been killed): %s", err)
		} else {
			si.UpdatePending = csProperties.AreUpdatesPending
		}

		logrus.Debugf("Shutting down container %s", ctr.containerID)
		// Explicit timeout here rather than hcsshim.TimeoutInfinte to avoid a
		// (remote) possibility that ShutdownComputeSystem hangs indefinitely.
		const shutdownTimeout = 5 * 60 * 1000 // 5 minutes
		if err := hcsshim.ShutdownComputeSystem(ctr.containerID, shutdownTimeout, "waitExit"); err != nil {
			if herr, ok := err.(*hcsshim.HcsError); !ok ||
				(herr.Err != hcsshim.ERROR_SHUTDOWN_IN_PROGRESS &&
					herr.Err != ErrorBadPathname &&
					herr.Err != syscall.ERROR_PATH_NOT_FOUND) {
				logrus.Debugf("waitExit - error from ShutdownComputeSystem on %s %v. Calling TerminateComputeSystem", ctr.containerCommon, err)
				if err := hcsshim.TerminateComputeSystem(ctr.containerID, shutdownTimeout, "waitExit"); err != nil {
					logrus.Debugf("waitExit - ignoring error from TerminateComputeSystem %s %v", ctr.containerID, err)
				} else {
					logrus.Debugf("Successful TerminateComputeSystem after failed ShutdownComputeSystem on %s in waitExit", ctr.containerID)
				}
			}
		} else {
			logrus.Debugf("Completed shutting down container %s", ctr.containerID)
		}

		if !ctr.manualStopRequested && ctr.restartManager != nil {
			restart, wait, err := ctr.restartManager.ShouldRestart(uint32(exitCode), false, time.Since(ctr.startedAt))
			if err != nil {
				logrus.Error(err)
			} else if restart {
				si.State = StateRestart
				ctr.restarting = true
				go func() {
					err := <-wait
					ctr.restarting = false
					ctr.client.deleteContainer(ctr.friendlyName)
					if err != nil {
						si.State = StateExit
						if err := ctr.client.backend.StateChanged(ctr.containerID, si); err != nil {
							logrus.Error(err)
						}
						logrus.Error(err)
					} else {
						ctr.client.Create(ctr.containerID, ctr.ociSpec, ctr.options...)
					}
				}()
			}
		}

		// Remove process from list if we have exited
		// We need to do so here in case the Message Handler decides to restart it.
		if si.State == StateExit {
			ctr.client.deleteContainer(ctr.friendlyName)
		}
	}

	// Call into the backend to notify it of the state change.
	logrus.Debugf("waitExit() calling backend.StateChanged %v", si)
	if err := ctr.client.backend.StateChanged(ctr.containerID, si); err != nil {
		logrus.Error(err)
	}

//.........這裏部分代碼省略.........

//.........這裏部分代碼省略.........
	} else {
		logrus.Debugln("No network interface")
	}

	configurationb, err := json.Marshal(cu)
	if err != nil {
		return execdriver.ExitStatus{ExitCode: -1}, err
	}

	configuration := string(configurationb)

	err = hcsshim.CreateComputeSystem(c.ID, configuration)
	if err != nil {
		logrus.Debugln("Failed to create temporary container ", err)
		return execdriver.ExitStatus{ExitCode: -1}, err
	}

	// Start the container
	logrus.Debugln("Starting container ", c.ID)
	err = hcsshim.StartComputeSystem(c.ID)
	if err != nil {
		logrus.Errorf("Failed to start compute system: %s", err)
		return execdriver.ExitStatus{ExitCode: -1}, err
	}
	defer func() {
		// Stop the container
		if forceKill {
			logrus.Debugf("Forcibly terminating container %s", c.ID)
			if errno, err := hcsshim.TerminateComputeSystem(c.ID, hcsshim.TimeoutInfinite, "exec-run-defer"); err != nil {
				logrus.Warnf("Ignoring error from TerminateComputeSystem 0x%X %s", errno, err)
			}
		} else {
			logrus.Debugf("Shutting down container %s", c.ID)
			if errno, err := hcsshim.ShutdownComputeSystem(c.ID, hcsshim.TimeoutInfinite, "exec-run-defer"); err != nil {
				if errno != hcsshim.Win32SystemShutdownIsInProgress &&
					errno != hcsshim.Win32SpecifiedPathInvalid &&
					errno != hcsshim.Win32SystemCannotFindThePathSpecified {
					logrus.Warnf("Ignoring error from ShutdownComputeSystem 0x%X %s", errno, err)
				}
			}
		}
	}()

	createProcessParms := hcsshim.CreateProcessParams{
		EmulateConsole:   c.ProcessConfig.Tty,
		WorkingDirectory: c.WorkingDir,
		ConsoleSize:      c.ProcessConfig.ConsoleSize,
	}

	// Configure the environment for the process
	createProcessParms.Environment = setupEnvironmentVariables(c.ProcessConfig.Env)

	// This should get caught earlier, but just in case - validate that we
	// have something to run
	if c.ProcessConfig.Entrypoint == "" {
		err = errors.New("No entrypoint specified")
		logrus.Error(err)
		return execdriver.ExitStatus{ExitCode: -1}, err
	}

	// Build the command line of the process
	createProcessParms.CommandLine = c.ProcessConfig.Entrypoint
	for _, arg := range c.ProcessConfig.Arguments {
		logrus.Debugln("appending ", arg)
		createProcessParms.CommandLine += " " + syscall.EscapeArg(arg)
	}

func (d *driver) Run(c *execdriver.Command, pipes *execdriver.Pipes, startCallback execdriver.StartCallback) (execdriver.ExitStatus, error) {

	var (
		term                           execdriver.Terminal
		err                            error
		inListen, outListen, errListen *npipe.PipeListener
	)

	// Make sure the client isn't asking for options which aren't supported
	err = checkSupportedOptions(c)
	if err != nil {
		return execdriver.ExitStatus{ExitCode: -1}, err
	}

	cu := &containerInit{
		SystemType:              "Container",
		Name:                    c.ID,
		IsDummy:                 dummyMode,
		VolumePath:              c.Rootfs,
		IgnoreFlushesDuringBoot: c.FirstStart,
		LayerFolderPath:         c.LayerFolder,
	}

	for i := 0; i < len(c.LayerPaths); i++ {
		cu.Layers = append(cu.Layers, layer{
			Id:   hcsshim.NewGUID(c.LayerPaths[i]).ToString(),
			Path: c.LayerPaths[i],
		})
	}

	if c.Network.Interface != nil {
		dev := device{
			DeviceType: "Network",
			Connection: &networkConnection{
				NetworkName: c.Network.Interface.Bridge,
				EnableNat:   false,
			},
		}

		if c.Network.Interface.MacAddress != "" {
			windowsStyleMAC := strings.Replace(
				c.Network.Interface.MacAddress, ":", "-", -1)
			dev.Settings = networkSettings{
				MacAddress: windowsStyleMAC,
			}
		}

		logrus.Debugf("Virtual switch '%s', mac='%s'", c.Network.Interface.Bridge, c.Network.Interface.MacAddress)

		cu.Devices = append(cu.Devices, dev)
	} else {
		logrus.Debugln("No network interface")
	}

	configurationb, err := json.Marshal(cu)
	if err != nil {
		return execdriver.ExitStatus{ExitCode: -1}, err
	}

	configuration := string(configurationb)

	err = hcsshim.CreateComputeSystem(c.ID, configuration)
	if err != nil {
		logrus.Debugln("Failed to create temporary container ", err)
		return execdriver.ExitStatus{ExitCode: -1}, err
	}

	// Start the container
	logrus.Debugln("Starting container ", c.ID)
	err = hcsshim.StartComputeSystem(c.ID)
	if err != nil {
		logrus.Errorf("Failed to start compute system: %s", err)
		return execdriver.ExitStatus{ExitCode: -1}, err
	}
	defer func() {
		// Stop the container

		if terminateMode {
			logrus.Debugf("Terminating container %s", c.ID)
			if err := hcsshim.TerminateComputeSystem(c.ID); err != nil {
				// IMPORTANT: Don't fail if fails to change state. It could already
				// have been stopped through kill().
				// Otherwise, the docker daemon will hang in job wait()
				logrus.Warnf("Ignoring error from TerminateComputeSystem %s", err)
			}
		} else {
			logrus.Debugf("Shutting down container %s", c.ID)
			if err := hcsshim.ShutdownComputeSystem(c.ID); err != nil {
				// IMPORTANT: Don't fail if fails to change state. It could already
				// have been stopped through kill().
				// Otherwise, the docker daemon will hang in job wait()
				logrus.Warnf("Ignoring error from ShutdownComputeSystem %s", err)
			}
		}
	}()

	// We use a different pipe name between real and dummy mode in the HCS
	var serverPipeFormat, clientPipeFormat string
	if dummyMode {
		clientPipeFormat = `\\.\pipe\docker-run-%[1]s-%[2]s`
//.........這裏部分代碼省略.........