packer-cn/builder/oracle/bmcs/builder.go

100 lines
2.4 KiB
Go

// Copyright (c) 2017 Oracle America, Inc.
// The contents of this file are subject to the Mozilla Public License Version
// 2.0 (the "License"); you may not use this file except in compliance with the
// License. If a copy of the MPL was not distributed with this file, You can
// obtain one at http://mozilla.org/MPL/2.0/
// Package bmcs contains a packer.Builder implementation that builds Oracle
// Bare Metal Cloud Services (BMCS) images.
package bmcs
import (
"fmt"
"log"
"github.com/mitchellh/multistep"
client "github.com/mitchellh/packer/builder/oracle/bmcs/client"
"github.com/mitchellh/packer/common"
"github.com/mitchellh/packer/helper/communicator"
"github.com/mitchellh/packer/packer"
)
// BuilderId uniquely identifies the builder
const BuilderId = "packer.oracle.bmcs"
// BMCS API version
const bmcsAPIVersion = "20160918"
// Builder is a builder implementation that creates Oracle BMCS custom images.
type Builder struct {
config *Config
runner multistep.Runner
}
func (b *Builder) Prepare(rawConfig ...interface{}) ([]string, error) {
config, err := NewConfig(rawConfig...)
if err != nil {
return nil, err
}
b.config = config
return nil, nil
}
func (b *Builder) Run(ui packer.Ui, hook packer.Hook, cache packer.Cache) (packer.Artifact, error) {
driver, err := NewDriverBMCS(b.config)
if err != nil {
return nil, err
}
// Populate the state bag
state := new(multistep.BasicStateBag)
state.Put("config", b.config)
state.Put("driver", driver)
state.Put("hook", hook)
state.Put("ui", ui)
// Build the steps
steps := []multistep.Step{
&stepCreateSSHKey{
Debug: b.config.PackerDebug,
DebugKeyPath: fmt.Sprintf("bmc_%s.pem", b.config.PackerBuildName),
},
&stepCreateInstance{},
&stepInstanceInfo{},
&communicator.StepConnect{
Config: &b.config.Comm,
Host: commHost,
SSHConfig: sshConfig,
},
&common.StepProvision{},
&stepImage{},
}
// Run the steps
b.runner = common.NewRunner(steps, b.config.PackerConfig, ui)
b.runner.Run(state)
// If there was an error, return that
if rawErr, ok := state.GetOk("error"); ok {
return nil, rawErr.(error)
}
// Build the artifact and return it
artifact := &Artifact{
Image: state.Get("image").(client.Image),
Region: b.config.AccessCfg.Region,
driver: driver,
}
return artifact, nil
}
// Cancel terminates a running build.
func (b *Builder) Cancel() {
if b.runner != nil {
log.Println("Cancelling the step runner...")
b.runner.Cancel()
}
}