packer-cn/builder/alicloud/ecs/step_mount_disk.go

72 lines
2.1 KiB
Go

package ecs
import (
"fmt"
"github.com/denverdino/aliyungo/ecs"
"github.com/hashicorp/packer/packer"
"github.com/mitchellh/multistep"
)
type stepMountAlicloudDisk struct {
}
func (s *stepMountAlicloudDisk) Run(state multistep.StateBag) multistep.StepAction {
client := state.Get("client").(*ecs.Client)
config := state.Get("config").(Config)
ui := state.Get("ui").(packer.Ui)
instance := state.Get("instance").(*ecs.InstanceAttributesType)
alicloudDiskDevices := config.ECSImagesDiskMappings
if len(config.ECSImagesDiskMappings) == 0 {
return multistep.ActionContinue
}
ui.Say("Mounting disks.")
disks, _, err := client.DescribeDisks(&ecs.DescribeDisksArgs{InstanceId: instance.InstanceId,
RegionId: instance.RegionId})
if err != nil {
err := fmt.Errorf("Error querying disks: %s", err)
state.Put("error", err)
ui.Error(err.Error())
return multistep.ActionHalt
}
for _, disk := range disks {
if disk.Status == ecs.DiskStatusAvailable {
if err := client.AttachDisk(&ecs.AttachDiskArgs{DiskId: disk.DiskId,
InstanceId: instance.InstanceId,
Device: getDevice(&disk, alicloudDiskDevices),
}); err != nil {
err := fmt.Errorf("Error mounting disks: %s", err)
state.Put("error", err)
ui.Error(err.Error())
return multistep.ActionHalt
}
}
}
for _, disk := range disks {
if err := client.WaitForDisk(instance.RegionId, disk.DiskId, ecs.DiskStatusInUse, ALICLOUD_DEFAULT_SHORT_TIMEOUT); err != nil {
err := fmt.Errorf("Timeout waiting for mount: %s", err)
state.Put("error", err)
ui.Error(err.Error())
return multistep.ActionHalt
}
}
ui.Say("Finished mounting disks.")
return multistep.ActionContinue
}
func (s *stepMountAlicloudDisk) Cleanup(state multistep.StateBag) {
}
func getDevice(disk *ecs.DiskItemType, diskDevices []AlicloudDiskDevice) string {
if disk.Device != "" {
return disk.Device
}
for _, alicloudDiskDevice := range diskDevices {
if alicloudDiskDevice.DiskName == disk.DiskName || alicloudDiskDevice.SnapshotId == disk.SourceSnapshotId {
return alicloudDiskDevice.Device
}
}
return ""
}