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package null
import (
"context"
"github.com/hashicorp/hcl/v2/hcldec"
"github.com/hashicorp/packer/packer-plugin-sdk/communicator"
"github.com/hashicorp/packer/packer-plugin-sdk/multistep"
"github.com/hashicorp/packer/packer-plugin-sdk/multistep/commonsteps"
packersdk "github.com/hashicorp/packer/packer-plugin-sdk/packer"
)
const BuilderId = "fnoeding.null"
type Builder struct {
config Config
runner multistep.Runner
}
func (b *Builder) ConfigSpec() hcldec.ObjectSpec { return b.config.FlatMapstructure().HCL2Spec() }
func (b *Builder) Prepare(raws ...interface{}) ([]string, []string, error) {
warnings, errs := b.config.Prepare(raws...)
if errs != nil {
return nil, warnings, errs
}
return nil, warnings, nil
}
func (b *Builder) Run(ctx context.Context, ui packersdk.Ui, hook packersdk.Hook) (packersdk.Artifact, error) {
steps := []multistep.Step{}
steps = append(steps,
&communicator.StepConnect{
Config: &b.config.CommConfig,
Host: CommHost(b.config.CommConfig.Host()),
SSHConfig: b.config.CommConfig.SSHConfigFunc(),
},
)
steps = append(steps,
new(commonsteps.StepProvision),
)
// Setup the state bag and initial state for the steps
state := new(multistep.BasicStateBag)
state.Put("hook", hook)
state.Put("ui", ui)
state.Put("instance_id", "Null")
// Run!
b.runner = commonsteps.NewRunner(steps, b.config.PackerConfig, ui)
b.runner.Run(ctx, state)
// If there was an error, return that
if rawErr, ok := state.GetOk("error"); ok {
return nil, rawErr.(error)
}
// No errors, must've worked
artifact := &NullArtifact{}
return artifact, nil
}
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