packer-cn/builder/scaleway/builder.go

106 lines
2.8 KiB
Go

// The scaleway package contains a packer.Builder implementation
// that builds Scaleway images (snapshots).
package scaleway
import (
"context"
"errors"
"fmt"
"github.com/hashicorp/hcl/v2/hcldec"
"github.com/hashicorp/packer/common"
"github.com/hashicorp/packer/helper/communicator"
"github.com/hashicorp/packer/helper/multistep"
"github.com/hashicorp/packer/packer"
"github.com/scaleway/scaleway-cli/pkg/api"
)
// The unique id for the builder
const BuilderId = "hashicorp.scaleway"
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, nil, nil
}
func (b *Builder) Run(ctx context.Context, ui packer.Ui, hook packer.Hook) (packer.Artifact, error) {
client, err := api.NewScalewayAPI(b.config.Organization, b.config.Token, b.config.UserAgent, b.config.Region)
if err != nil {
ui.Error(err.Error())
return nil, err
}
state := new(multistep.BasicStateBag)
state.Put("config", &b.config)
state.Put("client", client)
state.Put("hook", hook)
state.Put("ui", ui)
steps := []multistep.Step{
&stepCreateSSHKey{
Debug: b.config.PackerDebug,
DebugKeyPath: fmt.Sprintf("scw_%s.pem", b.config.PackerBuildName),
},
new(stepRemoveVolume),
new(stepCreateServer),
new(stepServerInfo),
&communicator.StepConnect{
Config: &b.config.Comm,
Host: communicator.CommHost(b.config.Comm.SSHHost, "server_ip"),
SSHConfig: b.config.Comm.SSHConfigFunc(),
},
new(common.StepProvision),
&common.StepCleanupTempKeys{
Comm: &b.config.Comm,
},
new(stepShutdown),
new(stepSnapshot),
new(stepImage),
}
b.runner = common.NewRunnerWithPauseFn(steps, b.config.PackerConfig, ui, state)
b.runner.Run(ctx, state)
if rawErr, ok := state.GetOk("error"); ok {
return nil, rawErr.(error)
}
// If we were interrupted or cancelled, then just exit.
if _, ok := state.GetOk(multistep.StateCancelled); ok {
return nil, errors.New("Build was cancelled.")
}
if _, ok := state.GetOk(multistep.StateHalted); ok {
return nil, errors.New("Build was halted.")
}
if _, ok := state.GetOk("snapshot_name"); !ok {
return nil, errors.New("Cannot find snapshot_name in state.")
}
artifact := &Artifact{
imageName: state.Get("image_name").(string),
imageID: state.Get("image_id").(string),
snapshotName: state.Get("snapshot_name").(string),
snapshotID: state.Get("snapshot_id").(string),
regionName: state.Get("region").(string),
client: client,
StateData: map[string]interface{}{"generated_data": state.Get("generated_data")},
}
return artifact, nil
}