mirror of
https://github.com/yunionio/cloudpods.git
synced 2026-05-20 09:30:42 +08:00
115 lines
4.0 KiB
Go
115 lines
4.0 KiB
Go
package tasks
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import (
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"context"
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"fmt"
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"yunion.io/x/jsonutils"
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"yunion.io/x/onecloud/pkg/cloudcommon/db"
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"yunion.io/x/onecloud/pkg/cloudcommon/db/taskman"
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"yunion.io/x/onecloud/pkg/compute/models"
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"yunion.io/x/onecloud/pkg/compute/options"
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)
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type DiskDeleteTask struct {
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SDiskBaseTask
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}
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func init() {
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taskman.RegisterTask(DiskDeleteTask{})
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}
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func (self *DiskDeleteTask) OnInit(ctx context.Context, obj db.IStandaloneModel, data jsonutils.JSONObject) {
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disk := obj.(*models.SDisk)
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if disk.GetGuestDiskCount() > 0 {
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reason := "Disk has been attached to server"
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self.SetStageFailed(ctx, reason)
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db.OpsLog.LogEvent(disk, db.ACT_DELOCATE_FAIL, reason, self.UserCred)
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return
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}
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isPurge := jsonutils.QueryBoolean(self.Params, "purge", false)
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overridePendingDelete := jsonutils.QueryBoolean(self.Params, "override_pending_delete", false)
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if options.Options.EnablePendingDelete && !isPurge && !overridePendingDelete {
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if disk.PendingDeleted {
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self.SetStageComplete(ctx, nil)
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return
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}
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self.startPendingDeleteDisk(ctx, disk)
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} else {
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self.startDeleteDisk(ctx, disk)
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}
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}
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func (self *DiskDeleteTask) startDeleteDisk(ctx context.Context, disk *models.SDisk) {
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db.OpsLog.LogEvent(disk, db.ACT_DELOCATING, disk.GetShortDesc(ctx), self.UserCred)
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if disk.Status == models.DISK_INIT {
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self.OnGuestDiskDeleteComplete(ctx, disk, nil)
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return
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}
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storage := disk.GetStorage()
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host := storage.GetMasterHost()
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isPurge := false
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if (host == nil || !host.Enabled) && jsonutils.QueryBoolean(self.Params, "purge", false) {
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isPurge = true
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}
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disk.SetStatus(self.UserCred, models.DISK_DEALLOC, "")
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if isPurge {
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self.OnGuestDiskDeleteComplete(ctx, disk, nil)
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} else {
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if len(disk.BackupStorageId) > 0 {
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self.SetStage("OnMasterStorageDeleteDiskComplete", nil)
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} else {
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self.SetStage("OnGuestDiskDeleteComplete", nil)
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}
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if host == nil {
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self.OnGuestDiskDeleteCompleteFailed(ctx, disk, jsonutils.NewString("fail to find master host"))
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} else if err := host.GetHostDriver().RequestDeallocateDiskOnHost(ctx, host, storage, disk, self); err != nil {
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self.OnGuestDiskDeleteCompleteFailed(ctx, disk, jsonutils.NewString(err.Error()))
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}
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}
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}
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func (self *DiskDeleteTask) OnMasterStorageDeleteDiskComplete(ctx context.Context, disk *models.SDisk, data jsonutils.JSONObject) {
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self.SetStage("OnGuestDiskDeleteComplete", nil)
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storage := models.StorageManager.FetchStorageById(disk.BackupStorageId)
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host := storage.GetMasterHost()
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if host == nil {
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self.OnGuestDiskDeleteCompleteFailed(ctx, disk, jsonutils.NewString(fmt.Sprintf("backup storage %s fail to find master host", disk.BackupStorageId)))
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} else if err := host.GetHostDriver().RequestDeallocateDiskOnHost(ctx, host, storage, disk, self); err != nil {
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self.OnGuestDiskDeleteCompleteFailed(ctx, disk, jsonutils.NewString(err.Error()))
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}
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}
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func (self *DiskDeleteTask) OnMasterStorageDeleteDiskCompleteFailed(ctx context.Context, disk *models.SDisk, resion jsonutils.JSONObject) {
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self.OnGuestDiskDeleteCompleteFailed(ctx, disk, resion)
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}
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func (self *DiskDeleteTask) startPendingDeleteDisk(ctx context.Context, disk *models.SDisk) {
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disk.DoPendingDelete(ctx, self.UserCred)
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self.SetStageComplete(ctx, nil)
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}
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func (self *DiskDeleteTask) OnGuestDiskDeleteComplete(ctx context.Context, obj db.IStandaloneModel, data jsonutils.JSONObject) {
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if obj == nil {
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self.SetStageComplete(ctx, nil)
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return
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}
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disk := obj.(*models.SDisk)
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self.CleanHostSchedCache(disk)
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db.OpsLog.LogEvent(disk, db.ACT_DELOCATE, disk.GetShortDesc(ctx), self.UserCred)
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if len(disk.SnapshotId) > 0 && disk.GetMetadata("merge_snapshot", nil) == "true" {
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models.SnapshotManager.AddRefCount(disk.SnapshotId, -1)
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}
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disk.RealDelete(ctx, self.UserCred)
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self.SetStageComplete(ctx, nil)
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}
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func (self *DiskDeleteTask) OnGuestDiskDeleteCompleteFailed(ctx context.Context, disk *models.SDisk, resion jsonutils.JSONObject) {
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disk.SetStatus(self.GetUserCred(), models.DISK_DEALLOC_FAILED, resion.String())
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self.SetStageFailed(ctx, resion.String())
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db.OpsLog.LogEvent(disk, db.ACT_DELOCATE_FAIL, disk.GetShortDesc(ctx), self.GetUserCred())
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}
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