71 lines
1.6 KiB
Go
71 lines
1.6 KiB
Go
package bootcommand
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import (
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"fmt"
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"strings"
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"time"
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"github.com/hashicorp/packer/template/interpolate"
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)
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type BootConfig struct {
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RawBootWait string `mapstructure:"boot_wait"`
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BootCommand []string `mapstructure:"boot_command"`
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// time in ms to wait between each group of 25 key presses
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BootGroupInterval int `mapstructure:"boot_keygroup_interval"`
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BootWait time.Duration ``
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}
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type VNCConfig struct {
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BootConfig `mapstructure:",squash"`
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DisableVNC bool `mapstructure:"disable_vnc"`
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// time in ms to wait between each key press
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BootKeyInterval int `mapstructure:"boot_key_interval"`
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}
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func (c *BootConfig) Prepare(ctx *interpolate.Context) (errs []error) {
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if c.RawBootWait == "" {
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c.RawBootWait = "10s"
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}
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if c.BootGroupInterval == 0 {
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c.BootGroupInterval = -1
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}
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if c.RawBootWait != "" {
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bw, err := time.ParseDuration(c.RawBootWait)
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if err != nil {
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errs = append(
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errs, fmt.Errorf("Failed parsing boot_wait: %s", err))
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} else {
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c.BootWait = bw
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}
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}
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if c.BootCommand != nil {
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expSeq, err := GenerateExpressionSequence(c.FlatBootCommand())
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if err != nil {
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errs = append(errs, err)
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} else if vErrs := expSeq.Validate(); vErrs != nil {
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errs = append(errs, vErrs...)
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}
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}
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return
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}
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func (c *BootConfig) FlatBootCommand() string {
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return strings.Join(c.BootCommand, "")
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}
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func (c *VNCConfig) Prepare(ctx *interpolate.Context) (errs []error) {
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if len(c.BootCommand) > 0 && c.DisableVNC {
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errs = append(errs,
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fmt.Errorf("A boot command cannot be used when vnc is disabled."))
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}
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if c.BootKeyInterval == 0 {
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c.BootKeyInterval = -1
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}
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errs = append(errs, c.BootConfig.Prepare(ctx)...)
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return
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}
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