23 lines
558 B
Go
23 lines
558 B
Go
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package communicator
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import (
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"log"
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"github.com/hashicorp/packer/helper/multistep"
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)
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// Generic commHost function that should work for most cloud builders.
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func CommHost(host string, statebagKey string) func(multistep.StateBag) (string, error) {
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return func(state multistep.StateBag) (string, error) {
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if host != "" {
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log.Printf("Using ssh_host value: %s", host)
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return host, nil
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}
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ipAddress, hasIP := state.Get(statebagKey).(string)
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if !hasIP {
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return "", fmt.Errorf("Failed to retrieve IP address.")
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}
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return ipAddress, nil
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}
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}
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