54 lines
1.2 KiB
Go
54 lines
1.2 KiB
Go
package common
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import (
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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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// StepProvision runs the provisioners.
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//
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// Uses:
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// communicator packer.Communicator
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// hook packer.Hook
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// ui packer.Ui
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//
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// Produces:
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// <nothing>
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type StepProvision struct{}
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func (*StepProvision) Run(state map[string]interface{}) multistep.StepAction {
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comm := state["communicator"].(packer.Communicator)
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hook := state["hook"].(packer.Hook)
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ui := state["ui"].(packer.Ui)
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// Run the provisioner in a goroutine so we can continually check
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// for cancellations...
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log.Println("Running the provision hook")
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errCh := make(chan error, 1)
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go func() {
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errCh <- hook.Run(packer.HookProvision, ui, comm, nil)
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}()
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for {
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select {
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case err := <-errCh:
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if err != nil {
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state["error"] = err
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return multistep.ActionHalt
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}
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return multistep.ActionContinue
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case <-time.After(1 * time.Second):
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if _, ok := state[multistep.StateCancelled]; ok {
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log.Println("Cancelling provisioning due to interrupt...")
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hook.Cancel()
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return multistep.ActionHalt
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}
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}
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}
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}
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func (*StepProvision) Cleanup(map[string]interface{}) {}
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