99 lines
2.3 KiB
Go
99 lines
2.3 KiB
Go
// The linode package contains a packer.Builder implementation
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// that builds Linode images.
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package linode
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import (
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"context"
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"errors"
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"fmt"
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"github.com/hashicorp/packer/common"
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"github.com/linode/linodego"
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"github.com/hashicorp/packer/helper/communicator"
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"github.com/hashicorp/packer/helper/multistep"
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"github.com/hashicorp/packer/packer"
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)
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// The unique ID for this builder.
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const BuilderID = "packer.linode"
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// Builder represents a Packer Builder.
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type Builder struct {
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config *Config
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runner multistep.Runner
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}
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func (b *Builder) Prepare(raws ...interface{}) ([]string, error) {
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c, warnings, errs := NewConfig(raws...)
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if errs != nil {
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return warnings, errs
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}
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b.config = c
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return nil, nil
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}
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func (b *Builder) Run(ctx context.Context, ui packer.Ui, hook packer.Hook) (ret packer.Artifact, err error) {
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ui.Say("Running builder ...")
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client := newLinodeClient(b.config.PersonalAccessToken)
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if err != nil {
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ui.Error(err.Error())
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return nil, err
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}
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state := new(multistep.BasicStateBag)
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state.Put("config", b.config)
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state.Put("hook", hook)
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state.Put("ui", ui)
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steps := []multistep.Step{
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&StepCreateSSHKey{
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Debug: b.config.PackerDebug,
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DebugKeyPath: fmt.Sprintf("linode_%s.pem", b.config.PackerBuildName),
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},
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&stepCreateLinode{client},
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&communicator.StepConnect{
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Config: &b.config.Comm,
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Host: commHost(b.config.Comm.SSHHost),
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SSHConfig: b.config.Comm.SSHConfigFunc(),
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},
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&common.StepProvision{},
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&common.StepCleanupTempKeys{
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Comm: &b.config.Comm,
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},
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&stepShutdownLinode{client},
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&stepCreateImage{client},
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}
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b.runner = common.NewRunner(steps, b.config.PackerConfig, ui)
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b.runner.Run(ctx, state)
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if rawErr, ok := state.GetOk("error"); ok {
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return nil, rawErr.(error)
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}
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// If we were interrupted or cancelled, then just exit.
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if _, ok := state.GetOk(multistep.StateCancelled); ok {
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return nil, errors.New("Build was cancelled.")
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}
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if _, ok := state.GetOk(multistep.StateHalted); ok {
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return nil, errors.New("Build was halted.")
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}
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if _, ok := state.GetOk("image"); !ok {
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return nil, errors.New("Cannot find image in state.")
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}
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image := state.Get("image").(*linodego.Image)
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artifact := Artifact{
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ImageLabel: image.Label,
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ImageID: image.ID,
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Driver: &client,
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}
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return artifact, nil
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}
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