packer-cn/builder/yandex/builder.go

95 lines
2.2 KiB
Go

package yandex
import (
"context"
"fmt"
"github.com/hashicorp/packer/common"
"github.com/hashicorp/packer/helper/communicator"
"github.com/hashicorp/packer/helper/multistep"
"github.com/hashicorp/packer/packer"
"github.com/yandex-cloud/go-genproto/yandex/cloud/compute/v1"
)
// The unique ID for this builder.
const BuilderID = "packer.yandex"
// Builder represents a Packer Builder.
type Builder struct {
config *Config
runner multistep.Runner
}
// Prepare processes the build configuration parameters.
func (b *Builder) Prepare(raws ...interface{}) ([]string, error) {
c, warnings, errs := NewConfig(raws...)
if errs != nil {
return warnings, errs
}
b.config = c
return warnings, nil
}
// Run executes a yandex Packer build and returns a packer.Artifact
// representing a Yandex.Cloud compute image.
func (b *Builder) Run(ctx context.Context, ui packer.Ui, hook packer.Hook) (packer.Artifact, error) {
driver, err := NewDriverYC(ui, b.config)
if err != nil {
return nil, err
}
// Set up the state
state := &multistep.BasicStateBag{}
state.Put("config", b.config)
state.Put("driver", driver)
state.Put("sdk", driver.SDK())
state.Put("hook", hook)
state.Put("ui", ui)
// Build the steps
steps := []multistep.Step{
&stepCreateSSHKey{
Debug: b.config.PackerDebug,
DebugKeyPath: fmt.Sprintf("yc_%s.pem", b.config.PackerBuildName),
},
&stepCreateInstance{
Debug: b.config.PackerDebug,
SerialLogFile: b.config.SerialLogFile,
},
&stepInstanceInfo{},
&communicator.StepConnect{
Config: &b.config.Communicator,
Host: commHost,
SSHConfig: b.config.Communicator.SSHConfigFunc(),
},
&common.StepProvision{},
&common.StepCleanupTempKeys{
Comm: &b.config.Communicator,
},
&stepTeardownInstance{},
&stepCreateImage{},
}
// Run the steps
b.runner = common.NewRunner(steps, b.config.PackerConfig, ui)
b.runner.Run(ctx, state)
// Report any errors
if rawErr, ok := state.GetOk("error"); ok {
return nil, rawErr.(error)
}
image, ok := state.GetOk("image")
if !ok {
return nil, fmt.Errorf("Failed to find 'image' in state. Bug?")
}
artifact := &Artifact{
image: image.(*compute.Image),
config: b.config,
}
return artifact, nil
}