74 lines
1.9 KiB
Go
74 lines
1.9 KiB
Go
package virtualbox
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import (
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"fmt"
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"github.com/mitchellh/multistep"
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"github.com/mitchellh/packer/packer"
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"log"
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"time"
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)
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// This step shuts down the machine. It first attempts to do so gracefully,
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// but ultimately forcefully shuts it down if that fails.
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//
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// Uses:
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// communicator packer.Communicator
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// config *config
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// driver Driver
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// ui packer.Ui
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// vmName string
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//
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// Produces:
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// <nothing>
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type stepShutdown struct{}
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func (s *stepShutdown) Run(state map[string]interface{}) multistep.StepAction {
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comm := state["communicator"].(packer.Communicator)
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config := state["config"].(*config)
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driver := state["driver"].(Driver)
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ui := state["ui"].(packer.Ui)
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vmName := state["vmName"].(string)
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if config.ShutdownCommand != "" {
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ui.Say("Gracefully halting virtual machine...")
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log.Printf("Executing shutdown command: %s", config.ShutdownCommand)
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cmd := &packer.RemoteCmd{Command: config.ShutdownCommand}
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if err := comm.Start(cmd); err != nil {
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ui.Error(fmt.Sprintf("Failed to send shutdown command: %s", err))
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return multistep.ActionHalt
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}
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// Wait for the command to run
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cmd.Wait()
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// Wait for the machine to actually shut down
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log.Printf("Waiting max %s for shutdown to complete", config.ShutdownTimeout)
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shutdownTimer := time.After(config.ShutdownTimeout)
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for {
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running, _ := driver.IsRunning(vmName)
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if !running {
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break
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}
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select {
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case <-shutdownTimer:
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ui.Error("Timeout while waiting for machine to shut down.")
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return multistep.ActionHalt
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default:
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time.Sleep(1 * time.Second)
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}
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}
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} else {
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ui.Say("Halting the virtual machine...")
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if err := driver.Stop(vmName); err != nil {
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ui.Error(fmt.Sprintf("Error stopping VM: %s", err))
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return multistep.ActionHalt
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}
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}
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log.Println("VM shut down.")
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return multistep.ActionContinue
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}
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func (s *stepShutdown) Cleanup(state map[string]interface{}) {}
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