packer-cn/builder/ncloud/step_create_block_storage_i...

102 lines
3.2 KiB
Go

package ncloud
import (
"errors"
"fmt"
"log"
"time"
ncloud "github.com/NaverCloudPlatform/ncloud-sdk-go/sdk"
"github.com/hashicorp/packer/packer"
"github.com/mitchellh/multistep"
)
// StepCreateBlockStorageInstance struct is for making extra block storage
type StepCreateBlockStorageInstance struct {
Conn *ncloud.Conn
CreateBlockStorageInstance func(serverInstanceNo string) (string, error)
Say func(message string)
Error func(e error)
Config *Config
}
// NewStepCreateBlockStorageInstance make StepCreateBlockStorage struct to make extra block storage
func NewStepCreateBlockStorageInstance(conn *ncloud.Conn, ui packer.Ui, config *Config) *StepCreateBlockStorageInstance {
var step = &StepCreateBlockStorageInstance{
Conn: conn,
Say: func(message string) { ui.Say(message) },
Error: func(e error) { ui.Error(e.Error()) },
Config: config,
}
step.CreateBlockStorageInstance = step.createBlockStorageInstance
return step
}
func (s *StepCreateBlockStorageInstance) createBlockStorageInstance(serverInstanceNo string) (string, error) {
reqParams := new(ncloud.RequestBlockStorageInstance)
reqParams.BlockStorageSize = s.Config.BlockStorageSize
reqParams.ServerInstanceNo = serverInstanceNo
blockStorageInstanceList, err := s.Conn.CreateBlockStorageInstance(reqParams)
if err != nil {
return "", err
}
log.Println("Block Storage Instance information : ", blockStorageInstanceList.BlockStorageInstance[0])
if err := waiterBlockStorageInstanceStatus(s.Conn, blockStorageInstanceList.BlockStorageInstance[0].BlockStorageInstanceNo, "ATTAC", 10*time.Minute); err != nil {
return "", errors.New("TIMEOUT : Block Storage instance status is not attached")
}
return blockStorageInstanceList.BlockStorageInstance[0].BlockStorageInstanceNo, nil
}
func (s *StepCreateBlockStorageInstance) Run(state multistep.StateBag) multistep.StepAction {
if s.Config.BlockStorageSize == 0 {
return processStepResult(nil, s.Error, state)
}
s.Say("Create extra block storage instance")
serverInstanceNo := state.Get("InstanceNo").(string)
blockStorageInstanceNo, err := s.CreateBlockStorageInstance(serverInstanceNo)
if err == nil {
state.Put("BlockStorageInstanceNo", blockStorageInstanceNo)
}
return processStepResult(err, s.Error, state)
}
func (s *StepCreateBlockStorageInstance) Cleanup(state multistep.StateBag) {
_, cancelled := state.GetOk(multistep.StateCancelled)
_, halted := state.GetOk(multistep.StateHalted)
if !cancelled && !halted {
return
}
if s.Config.BlockStorageSize == 0 {
return
}
if blockStorageInstanceNo, ok := state.GetOk("BlockStorageInstanceNo"); ok {
s.Say("Clean up Block Storage Instance")
no := blockStorageInstanceNo.(string)
blockStorageInstanceList, err := s.Conn.DeleteBlockStorageInstances([]string{no})
if err != nil {
return
}
s.Say(fmt.Sprintf("Block Storage Instance is deleted. Block Storage InstanceNo is %s", no))
log.Println("Block Storage Instance information : ", blockStorageInstanceList.BlockStorageInstance[0])
if err := waiterBlockStorageInstanceStatus(s.Conn, no, "DETAC", time.Minute); err != nil {
s.Say("TIMEOUT : Block Storage instance status is not deattached")
}
}
}