Files
cloudpods/pkg/compute/models/snapshots.go
2023-08-29 21:19:43 +08:00

1284 lines
41 KiB
Go

// Copyright 2019 Yunion
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package models
import (
"context"
"database/sql"
"fmt"
"time"
"yunion.io/x/cloudmux/pkg/cloudprovider"
"yunion.io/x/jsonutils"
"yunion.io/x/log"
"yunion.io/x/pkg/errors"
"yunion.io/x/pkg/gotypes"
"yunion.io/x/pkg/util/compare"
"yunion.io/x/pkg/util/rbacscope"
"yunion.io/x/pkg/util/timeutils"
"yunion.io/x/pkg/utils"
"yunion.io/x/sqlchemy"
api "yunion.io/x/onecloud/pkg/apis/compute"
"yunion.io/x/onecloud/pkg/cloudcommon/db"
"yunion.io/x/onecloud/pkg/cloudcommon/db/lockman"
"yunion.io/x/onecloud/pkg/cloudcommon/db/quotas"
"yunion.io/x/onecloud/pkg/cloudcommon/db/taskman"
"yunion.io/x/onecloud/pkg/cloudcommon/validators"
"yunion.io/x/onecloud/pkg/compute/options"
"yunion.io/x/onecloud/pkg/httperrors"
"yunion.io/x/onecloud/pkg/mcclient"
"yunion.io/x/onecloud/pkg/util/rbacutils"
"yunion.io/x/onecloud/pkg/util/stringutils2"
)
type SSnapshotManager struct {
db.SVirtualResourceBaseManager
db.SExternalizedResourceBaseManager
SManagedResourceBaseManager
SCloudregionResourceBaseManager
SDiskResourceBaseManager
SStorageResourceBaseManager
db.SMultiArchResourceBaseManager
db.SEncryptedResourceManager
}
type SSnapshot struct {
db.SVirtualResourceBase
db.SExternalizedResourceBase
SManagedResourceBase
SCloudregionResourceBase `width:"36" charset:"ascii" nullable:"true" list:"user" create:"optional"`
db.SMultiArchResourceBase
db.SEncryptedResource
// 磁盘Id
DiskId string `width:"36" charset:"ascii" nullable:"true" create:"required" list:"user" index:"true"`
// Only onecloud has StorageId
StorageId string `width:"36" charset:"ascii" nullable:"true" list:"admin" create:"optional"`
CreatedBy string `width:"36" charset:"ascii" nullable:"false" default:"manual" list:"user" create:"optional"`
Location string `charset:"ascii" nullable:"true" list:"admin" create:"optional"`
// 快照大小,单位Mb
Size int `nullable:"false" list:"user" create:"required"`
OutOfChain bool `nullable:"false" default:"false" list:"admin" create:"optional"`
FakeDeleted bool `nullable:"false" default:"false"`
DiskType string `width:"32" charset:"ascii" nullable:"true" list:"user" create:"optional"`
// 操作系统类型
OsType string `width:"32" charset:"ascii" nullable:"true" list:"user" create:"optional"`
// create disk from snapshot, snapshot as disk backing file
RefCount int `nullable:"false" default:"0" list:"user"`
// 区域Id
// CloudregionId string `width:"36" charset:"ascii" nullable:"true" list:"user" create:"optional"`
BackingDiskId string `width:"36" charset:"ascii" nullable:"true" default:""`
ExpiredAt time.Time `nullable:"true" list:"user" create:"optional"`
}
var SnapshotManager *SSnapshotManager
func init() {
SnapshotManager = &SSnapshotManager{
SVirtualResourceBaseManager: db.NewVirtualResourceBaseManager(
SSnapshot{},
"snapshots_tbl",
"snapshot",
"snapshots",
),
}
SnapshotManager.SetVirtualObject(SnapshotManager)
}
// 快照列表
func (manager *SSnapshotManager) ListItemFilter(
ctx context.Context,
q *sqlchemy.SQuery,
userCred mcclient.TokenCredential,
query api.SnapshotListInput,
) (*sqlchemy.SQuery, error) {
var err error
q, err = manager.SVirtualResourceBaseManager.ListItemFilter(ctx, q, userCred, query.VirtualResourceListInput)
if err != nil {
return nil, errors.Wrap(err, "SVirtualResourceBaseManager.ListItemFilter")
}
q, err = manager.SExternalizedResourceBaseManager.ListItemFilter(ctx, q, userCred, query.ExternalizedResourceBaseListInput)
if err != nil {
return nil, errors.Wrap(err, "SExternalizedResourceBaseManager.ListItemFilter")
}
q, err = manager.SManagedResourceBaseManager.ListItemFilter(ctx, q, userCred, query.ManagedResourceListInput)
if err != nil {
return nil, errors.Wrap(err, "SManagedResourceBaseManager.ListItemFilter")
}
q, err = manager.SCloudregionResourceBaseManager.ListItemFilter(ctx, q, userCred, query.RegionalFilterListInput)
if err != nil {
return nil, errors.Wrap(err, "SCloudregionResourceBaseManager.ListItemFilter")
}
q, err = manager.SMultiArchResourceBaseManager.ListItemFilter(ctx, q, userCred, query.MultiArchResourceBaseListInput)
if err != nil {
return nil, errors.Wrap(err, "SMultiArchResourceBaseManager.ListItemFilter")
}
if query.FakeDeleted != nil && *query.FakeDeleted {
q = q.IsTrue("fake_deleted")
} else {
q = q.IsFalse("fake_deleted")
}
if query.Local != nil && *query.Local {
storages := StorageManager.Query().SubQuery()
sq := storages.Query(storages.Field("id")).Filter(sqlchemy.Equals(storages.Field("storage_type"), api.STORAGE_LOCAL))
q = q.Filter(sqlchemy.In(q.Field("storage_id"), sq))
}
// Public cloud snapshot doesn't have storage id
if query.Share != nil && *query.Share {
storages := StorageManager.Query().SubQuery()
sq := storages.Query(storages.Field("id")).NotEquals("storage_type", "local")
q = q.Filter(sqlchemy.OR(sqlchemy.IsNull(q.Field("storage_id")),
sqlchemy.In(q.Field("storage_id"), sq)))
}
if len(query.DiskType) > 0 {
q = q.Equals("disk_type", query.DiskType)
}
if query.IsInstanceSnapshot != nil {
insjsq := InstanceSnapshotJointManager.Query().SubQuery()
if !*query.IsInstanceSnapshot {
q = q.LeftJoin(insjsq, sqlchemy.Equals(q.Field("id"), insjsq.Field("snapshot_id"))).
Filter(sqlchemy.IsNull(insjsq.Field("snapshot_id")))
} else {
q = q.Join(insjsq, sqlchemy.Equals(q.Field("id"), insjsq.Field("snapshot_id")))
}
}
diskInput := api.DiskFilterListInput{
DiskFilterListInputBase: query.DiskFilterListInputBase,
}
q, err = manager.SDiskResourceBaseManager.ListItemFilter(ctx, q, userCred, diskInput)
if err != nil {
return nil, errors.Wrap(err, "SDiskResourceBaseManager.ListItemFilter")
}
storageInput := api.StorageFilterListInput{
StorageFilterListInputBase: query.StorageFilterListInputBase,
}
q, err = manager.SStorageResourceBaseManager.ListItemFilter(ctx, q, userCred, storageInput)
if err != nil {
return nil, errors.Wrap(err, "SStorageResourceBaseManager.ListItemFilter")
}
if query.OutOfChain != nil {
if *query.OutOfChain {
q = q.IsTrue("out_of_chain")
} else {
q = q.IsFalse("out_of_chain")
}
}
if len(query.OsType) > 0 {
q = q.In("os_type", query.OsType)
}
if len(query.ServerId) > 0 {
iG, err := GuestManager.FetchByIdOrName(userCred, query.ServerId)
if err != nil && err == sql.ErrNoRows {
return nil, httperrors.NewNotFoundError("guest %s not found", query.ServerId)
} else if err != nil {
return nil, errors.Wrap(err, "fetch guest")
}
guest := iG.(*SGuest)
gdq := GuestdiskManager.Query("disk_id").Equals("guest_id", guest.Id).SubQuery()
q = q.In("disk_id", gdq)
}
return q, nil
}
func (manager *SSnapshotManager) OrderByExtraFields(
ctx context.Context,
q *sqlchemy.SQuery,
userCred mcclient.TokenCredential,
query api.SnapshotListInput,
) (*sqlchemy.SQuery, error) {
var err error
q, err = manager.SVirtualResourceBaseManager.OrderByExtraFields(ctx, q, userCred, query.VirtualResourceListInput)
if err != nil {
return nil, errors.Wrap(err, "SVirtualResourceBaseManager.OrderByExtraFields")
}
q, err = manager.SManagedResourceBaseManager.OrderByExtraFields(ctx, q, userCred, query.ManagedResourceListInput)
if err != nil {
return nil, errors.Wrap(err, "SManagedResourceBaseManager.OrderByExtraFields")
}
q, err = manager.SCloudregionResourceBaseManager.OrderByExtraFields(ctx, q, userCred, query.RegionalFilterListInput)
if err != nil {
return nil, errors.Wrap(err, "SCloudregionResourceBaseManager.OrderByExtraFields")
}
diskInput := api.DiskFilterListInput{
DiskFilterListInputBase: query.DiskFilterListInputBase,
}
q, err = manager.SDiskResourceBaseManager.OrderByExtraFields(ctx, q, userCred, diskInput)
if err != nil {
return nil, errors.Wrap(err, "SDiskResourceBaseManager.OrderByExtraFields")
}
storageInput := api.StorageFilterListInput{
StorageFilterListInputBase: query.StorageFilterListInputBase,
}
q, err = manager.SStorageResourceBaseManager.OrderByExtraFields(ctx, q, userCred, storageInput)
if err != nil {
return nil, errors.Wrap(err, "SStorageResourceBaseManager.OrderByExtraFields")
}
if db.NeedOrderQuery([]string{query.OrderByGuest}) {
guestSQ := GuestManager.Query("name", "id").SubQuery()
guestdiskQ := GuestdiskManager.Query()
guestdiskQ = guestdiskQ.Join(guestSQ, sqlchemy.Equals(guestSQ.Field("id"), guestdiskQ.Field("guest_id")))
guestdiskSQ := guestdiskQ.AppendField(guestdiskQ.Field("disk_id"), guestSQ.Field("name").Label("guest_name")).SubQuery()
q = q.LeftJoin(guestdiskSQ, sqlchemy.Equals(guestdiskSQ.Field("disk_id"), q.Field("disk_id")))
q = q.AppendField(q.QueryFields()...)
q = q.AppendField(guestdiskSQ.Field("guest_name"))
q = db.OrderByFields(q, []string{query.OrderByGuest}, []sqlchemy.IQueryField{q.Field("guest_name")})
}
if db.NeedOrderQuery([]string{query.OrderByDiskName}) {
dSQ := DiskManager.Query("name", "id").SubQuery()
guestdiskQ := GuestdiskManager.Query()
guestdiskQ = guestdiskQ.LeftJoin(dSQ, sqlchemy.Equals(dSQ.Field("id"), guestdiskQ.Field("disk_id")))
guestdiskSQ := guestdiskQ.AppendField(guestdiskQ.Field("disk_id"), dSQ.Field("name").Label("disk_name")).SubQuery()
q = q.LeftJoin(guestdiskSQ, sqlchemy.Equals(guestdiskSQ.Field("disk_id"), q.Field("disk_id")))
q = q.AppendField(q.QueryFields()...)
q = q.AppendField(guestdiskSQ.Field("disk_name"))
q = db.OrderByFields(q, []string{query.OrderByDiskName}, []sqlchemy.IQueryField{q.Field("disk_name")})
}
return q, nil
}
func (manager *SSnapshotManager) QueryDistinctExtraField(q *sqlchemy.SQuery, field string) (*sqlchemy.SQuery, error) {
var err error
q, err = manager.SVirtualResourceBaseManager.QueryDistinctExtraField(q, field)
if err == nil {
return q, nil
}
q, err = manager.SManagedResourceBaseManager.QueryDistinctExtraField(q, field)
if err == nil {
return q, nil
}
q, err = manager.SCloudregionResourceBaseManager.QueryDistinctExtraField(q, field)
if err == nil {
return q, nil
}
return q, httperrors.ErrNotFound
}
type sSnapshotGuest struct {
DiskId string
GuestId string
GuestName string
GuestStatus string
}
func (manager *SSnapshotManager) FetchCustomizeColumns(
ctx context.Context,
userCred mcclient.TokenCredential,
query jsonutils.JSONObject,
objs []interface{},
fields stringutils2.SSortedStrings,
isList bool,
) []api.SnapshotDetails {
rows := make([]api.SnapshotDetails, len(objs))
virtRows := manager.SVirtualResourceBaseManager.FetchCustomizeColumns(ctx, userCred, query, objs, fields, isList)
manRows := manager.SManagedResourceBaseManager.FetchCustomizeColumns(ctx, userCred, query, objs, fields, isList)
regionRows := manager.SCloudregionResourceBaseManager.FetchCustomizeColumns(ctx, userCred, query, objs, fields, isList)
encRows := manager.SEncryptedResourceManager.FetchCustomizeColumns(ctx, userCred, query, objs, fields, isList)
storageIds := make([]string, len(objs))
diskIds := make([]string, len(objs))
snapshotIds := make([]string, len(objs))
for i := range rows {
rows[i] = api.SnapshotDetails{
VirtualResourceDetails: virtRows[i],
ManagedResourceInfo: manRows[i],
CloudregionResourceInfo: regionRows[i],
EncryptedResourceDetails: encRows[i],
}
snapshot := objs[i].(*SSnapshot)
storageIds[i] = snapshot.StorageId
diskIds[i] = snapshot.DiskId
snapshotIds[i] = snapshot.Id
}
storages := map[string]SStorage{}
err := db.FetchModelObjectsByIds(StorageManager, "id", storageIds, storages)
if err != nil {
log.Errorf("FetchModelObjectsByIds")
return rows
}
disks := map[string]SDisk{}
err = db.FetchModelObjectsByIds(DiskManager, "id", diskIds, disks)
if err != nil {
log.Errorf("FetchModelObjectsByIds")
return rows
}
iss := []SInstanceSnapshotJoint{}
err = InstanceSnapshotJointManager.Query().In("snapshot_id", snapshotIds).All(&iss)
if err != nil {
log.Errorf("query instance snapshot joint")
return rows
}
issMap := map[string]bool{}
for i := range iss {
issMap[iss[i].SnapshotId] = true
}
q := GuestManager.Query()
gds := GuestdiskManager.Query().SubQuery()
sq := q.SubQuery()
guests := sq.Query(
sq.Field("id").Label("guest_id"),
sq.Field("name").Label("guest_name"),
sq.Field("status").Label("guest_status"),
gds.Field("disk_id"),
).Join(gds, sqlchemy.Equals(gds.Field("guest_id"), sq.Field("id"))).Filter(sqlchemy.In(gds.Field("disk_id"), diskIds))
guestdisks := []struct {
DiskId string
GuestId string
GuestName string
GuestStatus string
}{}
err = guests.All(&guestdisks)
if err != nil {
log.Errorf("guests.All")
return rows
}
guestMap := map[string]struct {
GuestId string
GuestName string
GuestStatus string
}{}
for _, gd := range guestdisks {
guestMap[gd.DiskId] = struct {
GuestId string
GuestName string
GuestStatus string
}{
GuestId: gd.GuestId,
GuestName: gd.GuestName,
GuestStatus: gd.GuestStatus,
}
}
for i := range rows {
if storage, ok := storages[storageIds[i]]; ok {
rows[i].StorageType = storage.StorageType
}
if disk, ok := disks[diskIds[i]]; ok {
rows[i].DiskStatus = disk.Status
rows[i].DiskName = disk.Name
}
if guest, ok := guestMap[diskIds[i]]; ok {
rows[i].GuestId = guest.GuestId
rows[i].Guest = guest.GuestName
rows[i].GuestStatus = guest.GuestStatus
}
rows[i].IsSubSnapshot, _ = issMap[snapshotIds[i]]
}
return rows
}
func (self *SSnapshot) GetShortDesc(ctx context.Context) *jsonutils.JSONDict {
res := self.SVirtualResourceBase.GetShortDesc(ctx)
res.Add(jsonutils.NewInt(int64(self.Size)), "size")
info := self.getCloudProviderInfo()
res.Update(jsonutils.Marshal(&info))
return res
}
func (manager *SSnapshotManager) ValidateCreateData(
ctx context.Context,
userCred mcclient.TokenCredential,
ownerId mcclient.IIdentityProvider,
query jsonutils.JSONObject,
input api.SnapshotCreateInput,
) (api.SnapshotCreateInput, error) {
if input.NeedEncrypt() {
return input, errors.Wrap(httperrors.ErrInputParameter, "encryption should not be set")
}
if len(input.DiskId) == 0 {
return input, httperrors.NewMissingParameterError("disk_id")
}
_disk, err := validators.ValidateModel(userCred, DiskManager, &input.DiskId)
if err != nil {
return input, err
}
disk := _disk.(*SDisk)
if disk.Status != api.DISK_READY {
return input, httperrors.NewInvalidStatusError("disk %s status is not %s", disk.Name, api.DISK_READY)
}
if len(disk.EncryptKeyId) > 0 {
input.EncryptKeyId = &disk.EncryptKeyId
input.EncryptedResourceCreateInput, err = manager.SEncryptedResourceManager.ValidateCreateData(ctx, userCred, ownerId, query, input.EncryptedResourceCreateInput)
if err != nil {
return input, errors.Wrap(err, "SEncryptedResourceManager.ValidateCreateData")
}
}
input.DiskType = disk.DiskType
input.Size = disk.DiskSize
input.OsArch = disk.OsArch
storage, _ := disk.GetStorage()
if len(disk.ExternalId) == 0 {
input.StorageId = disk.StorageId
}
input.ManagerId = storage.ManagerId
region, err := storage.GetRegion()
if err != nil {
return input, err
}
input.CloudregionId = region.Id
driver, err := storage.GetRegionDriver()
if err != nil {
return input, errors.Wrap(err, "storage.GetRegionDriver")
}
input.OutOfChain = driver.SnapshotIsOutOfChain(disk)
err = driver.ValidateCreateSnapshotData(ctx, userCred, disk, storage, &input)
if err != nil {
return input, errors.Wrap(err, "driver.ValidateCreateSnapshotData")
}
input.VirtualResourceCreateInput, err = manager.SVirtualResourceBaseManager.ValidateCreateData(ctx, userCred, ownerId, query, input.VirtualResourceCreateInput)
if err != nil {
return input, err
}
pendingUsage := &SRegionQuota{Snapshot: 1}
keys, err := disk.GetQuotaKeys()
if err != nil {
return input, err
}
pendingUsage.SetKeys(keys.(SComputeResourceKeys).SRegionalCloudResourceKeys)
err = quotas.CheckSetPendingQuota(ctx, userCred, pendingUsage)
if err != nil {
return input, err
}
return input, nil
}
func (self *SSnapshot) CustomizeCreate(
ctx context.Context,
userCred mcclient.TokenCredential,
ownerId mcclient.IIdentityProvider,
query jsonutils.JSONObject,
data jsonutils.JSONObject,
) error {
// use disk's ownerId instead of default ownerId
diskObj, err := DiskManager.FetchById(self.DiskId)
if err != nil {
return errors.Wrap(err, "DiskManager.FetchById")
}
ownerId = diskObj.(*SDisk).GetOwnerId()
return self.SVirtualResourceBase.CustomizeCreate(ctx, userCred, ownerId, query, data)
}
func (snapshot *SSnapshot) PostCreate(ctx context.Context, userCred mcclient.TokenCredential, ownerId mcclient.IIdentityProvider, query jsonutils.JSONObject, data jsonutils.JSONObject) {
snapshot.SVirtualResourceBase.PostCreate(ctx, userCred, ownerId, query, data)
pendingUsage := SRegionQuota{Snapshot: 1}
keys := snapshot.GetQuotaKeys()
pendingUsage.SetKeys(keys)
err := quotas.CancelPendingUsage(ctx, userCred, &pendingUsage, &pendingUsage, true)
if err != nil {
log.Errorf("quotas.CancelPendingUsage fail %s", err)
}
disk, err := snapshot.GetDisk()
if err != nil {
log.Errorf("unable to GetDisk: %s", err.Error())
}
err = disk.InheritTo(ctx, userCred, snapshot)
if err != nil {
log.Errorf("unable to inherit from disk %s to snapshot %s: %s", disk.GetId(), snapshot.GetId(), err.Error())
}
}
func (manager *SSnapshotManager) OnCreateComplete(ctx context.Context, items []db.IModel, userCred mcclient.TokenCredential, ownerId mcclient.IIdentityProvider, query jsonutils.JSONObject, data []jsonutils.JSONObject) {
snapshot := items[0].(*SSnapshot)
snapshot.StartSnapshotCreateTask(ctx, userCred, nil, "")
}
func (self *SSnapshot) StartSnapshotCreateTask(ctx context.Context, userCred mcclient.TokenCredential, params *jsonutils.JSONDict, parentTaskId string) error {
task, err := taskman.TaskManager.NewTask(ctx, "SnapshotCreateTask", self, userCred, params, parentTaskId, "", nil)
if err != nil {
return err
}
task.ScheduleRun(nil)
return nil
}
func (self *SSnapshot) GetGuest() (*SGuest, error) {
iDisk, err := DiskManager.FetchById(self.DiskId)
if err != nil {
return nil, err
}
disk := iDisk.(*SDisk)
guests := disk.GetGuests()
if len(guests) > 1 {
return nil, fmt.Errorf("Snapshot disk attach mutil guest")
} else if len(guests) == 1 {
return &guests[0], nil
} else {
return nil, sql.ErrNoRows
}
}
func (self *SSnapshot) GetDisk() (*SDisk, error) {
iDisk, err := DiskManager.FetchById(self.DiskId)
if err != nil {
return nil, err
}
disk := iDisk.(*SDisk)
return disk, nil
}
func (self *SSnapshot) GetHost() (*SHost, error) {
iStorage, err := StorageManager.FetchById(self.StorageId)
if err != nil {
return nil, errors.Wrapf(err, "StorageManager.FetchById(%s)", self.StorageId)
}
storage := iStorage.(*SStorage)
return storage.GetMasterHost()
}
func (self *SSnapshot) GetFuseUrl() (string, error) {
iStorage, err := StorageManager.FetchById(self.StorageId)
if err != nil {
return "", errors.Wrapf(err, "StorageManager.FetchById(%s)", self.StorageId)
}
storage := iStorage.(*SStorage)
if storage.StorageType != api.STORAGE_LOCAL {
return "", nil
}
host, err := storage.GetMasterHost()
if err != nil {
return "", err
}
return fmt.Sprintf("%s/snapshots/%s/%s", host.GetFetchUrl(true), self.DiskId, self.Id), nil
}
func (self *SSnapshotManager) AddRefCount(snapshotId string, count int) {
iSnapshot, _ := self.FetchById(snapshotId)
if iSnapshot != nil {
snapshot := iSnapshot.(*SSnapshot)
_, err := db.Update(snapshot, func() error {
snapshot.RefCount += count
return nil
})
if err != nil {
log.Errorf("Snapshot add refence count error: %s", err)
}
}
}
func (self *SSnapshotManager) GetDiskSnapshotsByCreate(diskId, createdBy string) []SSnapshot {
dest := make([]SSnapshot, 0)
q := self.Query().SubQuery()
sq := q.Query().Filter(sqlchemy.AND(sqlchemy.Equals(q.Field("disk_id"), diskId),
sqlchemy.Equals(q.Field("created_by"), createdBy),
sqlchemy.Equals(q.Field("fake_deleted"), false)))
err := db.FetchModelObjects(self, sq, &dest)
if err != nil {
log.Errorf("GetDiskSnapshots error: %s", err)
return nil
}
return dest
}
func (self *SSnapshotManager) GetDiskSnapshots(diskId string) []SSnapshot {
dest := make([]SSnapshot, 0)
q := self.Query().Equals("disk_id", diskId).Asc("created_at")
err := db.FetchModelObjects(self, q, &dest)
if err != nil {
log.Errorf("GetDiskSnapshots error: %s", err)
return nil
}
return dest
}
func (self *SSnapshotManager) GetDiskManualSnapshotCount(diskId string) (int, error) {
return self.Query().Equals("disk_id", diskId).Equals("fake_deleted", false).CountWithError()
}
func (self *SSnapshotManager) IsDiskSnapshotsNeedConvert(diskId string) (bool, error) {
count, err := self.Query().Equals("disk_id", diskId).
In("status", []string{api.SNAPSHOT_READY, api.SNAPSHOT_DELETING}).
Equals("out_of_chain", false).CountWithError()
if err != nil {
return false, err
}
return count >= options.Options.DefaultMaxSnapshotCount, nil
}
func (self *SSnapshotManager) GetDiskFirstSnapshot(diskId string) *SSnapshot {
dest := &SSnapshot{}
q := self.Query().SubQuery()
err := q.Query().Filter(sqlchemy.AND(sqlchemy.Equals(q.Field("disk_id"), diskId),
sqlchemy.In(q.Field("status"), []string{api.SNAPSHOT_READY, api.SNAPSHOT_DELETING}),
sqlchemy.Equals(q.Field("out_of_chain"), false))).Asc("created_at").First(dest)
if err != nil {
log.Errorf("Get Disk First snapshot error: %s", err.Error())
return nil
}
dest.SetModelManager(self, dest)
return dest
}
func (self *SSnapshotManager) GetDiskSnapshotCount(diskId string) (int, error) {
q := self.Query().SubQuery()
return q.Query().Filter(sqlchemy.AND(sqlchemy.Equals(q.Field("disk_id"), diskId),
sqlchemy.Equals(q.Field("fake_deleted"), false))).CountWithError()
}
func (self *SSnapshotManager) CreateSnapshot(ctx context.Context, owner mcclient.IIdentityProvider,
createdBy, diskId, guestId, location, name string, retentionDay int, isSystem bool) (*SSnapshot, error) {
iDisk, err := DiskManager.FetchById(diskId)
if err != nil {
return nil, err
}
disk := iDisk.(*SDisk)
storage, _ := disk.GetStorage()
snapshot := &SSnapshot{}
snapshot.SetModelManager(self, snapshot)
snapshot.ProjectId = owner.GetProjectId()
snapshot.DomainId = owner.GetProjectDomainId()
snapshot.DiskId = disk.Id
if len(disk.ExternalId) == 0 {
snapshot.StorageId = disk.StorageId
}
// inherit encrypt_key_id
snapshot.EncryptKeyId = disk.EncryptKeyId
driver, err := storage.GetRegionDriver()
if err != nil {
return nil, err
}
snapshot.OutOfChain = driver.SnapshotIsOutOfChain(disk)
snapshot.Size = disk.DiskSize
snapshot.DiskType = disk.DiskType
snapshot.Location = location
snapshot.CreatedBy = createdBy
snapshot.ManagerId = storage.ManagerId
if cloudregion, _ := storage.GetRegion(); cloudregion != nil {
snapshot.CloudregionId = cloudregion.GetId()
}
snapshot.Name = name
snapshot.Status = api.SNAPSHOT_CREATING
if retentionDay > 0 {
snapshot.ExpiredAt = time.Now().AddDate(0, 0, retentionDay)
}
snapshot.IsSystem = isSystem
err = SnapshotManager.TableSpec().Insert(ctx, snapshot)
if err != nil {
return nil, err
}
return snapshot, nil
}
func (self *SSnapshot) StartSnapshotDeleteTask(ctx context.Context, userCred mcclient.TokenCredential, reloadDisk bool, parentTaskId string) error {
params := jsonutils.NewDict()
params.Set("reload_disk", jsonutils.NewBool(reloadDisk))
self.SetStatus(userCred, api.SNAPSHOT_DELETING, "")
task, err := taskman.TaskManager.NewTask(ctx, "SnapshotDeleteTask", self, userCred, params, parentTaskId, "", nil)
if err != nil {
log.Errorln(err)
return err
} else {
task.ScheduleRun(nil)
}
return nil
}
func (self *SSnapshot) ValidateDeleteCondition(ctx context.Context, info *api.SnapshotDetails) error {
if self.Status == api.SNAPSHOT_DELETING {
return httperrors.NewBadRequestError("Cannot delete snapshot in status %s", self.Status)
}
if gotypes.IsNil(info) {
count, err := InstanceSnapshotJointManager.Query().Equals("snapshot_id", self.Id).CountWithError()
if err != nil {
return httperrors.NewInternalServerError("Fetch instance snapshot error %s", err)
}
if count > 0 {
return httperrors.NewBadRequestError("snapshot referenced by instance snapshot")
}
if disk, err := self.GetDisk(); err == nil {
if disk.Status == api.DISK_RESET {
return httperrors.NewBadRequestError("Cannot delete snapshot on disk reset")
}
}
} else {
if info.IsSubSnapshot {
return httperrors.NewBadRequestError("snapshot referenced by instance snapshot")
}
if info.DiskStatus == api.DISK_RESET {
return httperrors.NewBadRequestError("Cannot delete snapshot on disk reset")
}
}
driver := self.GetRegionDriver()
if driver != nil {
return driver.ValidateSnapshotDelete(ctx, self)
}
return nil
}
func (self *SSnapshot) GetStorage() *SStorage {
return StorageManager.FetchStorageById(self.StorageId)
}
func (self *SSnapshot) GetStorageType() string {
if storage := self.GetStorage(); storage != nil {
return storage.StorageType
}
return ""
}
func (self *SSnapshot) GetRegionDriver() IRegionDriver {
cloudRegion, _ := self.GetRegion()
if cloudRegion != nil {
return cloudRegion.GetDriver()
}
return nil
}
func (self *SSnapshot) CustomizeDelete(ctx context.Context, userCred mcclient.TokenCredential, query jsonutils.JSONObject, data jsonutils.JSONObject) error {
return self.StartSnapshotDeleteTask(ctx, userCred, false, "")
}
func (self *SSnapshot) PerformDeleted(ctx context.Context, userCred mcclient.TokenCredential, query jsonutils.JSONObject, data jsonutils.JSONObject) (jsonutils.JSONObject, error) {
_, err := db.Update(self, func() error {
self.OutOfChain = true
return nil
})
if err != nil {
return nil, err
}
err = self.StartSnapshotDeleteTask(ctx, userCred, true, "")
return nil, err
}
// 同步快照状态
func (self *SSnapshot) PerformSyncstatus(ctx context.Context, userCred mcclient.TokenCredential, query jsonutils.JSONObject, input api.SnapshotSyncstatusInput) (jsonutils.JSONObject, error) {
var openTask = true
count, err := taskman.TaskManager.QueryTasksOfObject(self, time.Now().Add(-3*time.Minute), &openTask).CountWithError()
if err != nil {
return nil, err
}
if count > 0 {
return nil, httperrors.NewBadRequestError("Snapshot has %d task active, can't sync status", count)
}
return nil, StartResourceSyncStatusTask(ctx, userCred, self, "SnapshotSyncstatusTask", "")
}
func (self *SSnapshotManager) GetPropertyMaxCount(ctx context.Context, userCred mcclient.TokenCredential, query jsonutils.JSONObject) (jsonutils.JSONObject, error) {
ret := jsonutils.NewDict()
ret.Set("max_count", jsonutils.NewInt(int64(options.Options.DefaultMaxSnapshotCount)))
return ret, nil
}
func (self *SSnapshotManager) GetConvertSnapshot(deleteSnapshot *SSnapshot) (*SSnapshot, error) {
dest := &SSnapshot{}
q := self.Query()
err := q.Filter(sqlchemy.AND(sqlchemy.Equals(q.Field("disk_id"), deleteSnapshot.DiskId),
sqlchemy.In(q.Field("status"), []string{api.SNAPSHOT_READY, api.SNAPSHOT_DELETING}),
sqlchemy.Equals(q.Field("out_of_chain"), false),
sqlchemy.GT(q.Field("created_at"), deleteSnapshot.CreatedAt))).
Asc("created_at").First(dest)
if err != nil {
return nil, err
}
return dest, nil
}
func (self *SSnapshotManager) PerformDeleteDiskSnapshots(ctx context.Context, userCred mcclient.TokenCredential, query jsonutils.JSONObject, data jsonutils.JSONObject) (jsonutils.JSONObject, error) {
diskId, err := data.GetString("disk_id")
if err != nil {
return nil, err
}
disk, err := DiskManager.FetchById(diskId)
if disk != nil {
return nil, httperrors.NewBadRequestError("Cannot Delete disk %s snapshots, disk exist", diskId)
}
snapshots := self.GetDiskSnapshots(diskId)
if snapshots == nil || len(snapshots) == 0 {
return nil, httperrors.NewNotFoundError("Disk %s dose not have snapshot", diskId)
}
for i := 0; i < len(snapshots); i++ {
if snapshots[i].FakeDeleted == false {
return nil, httperrors.NewBadRequestError("Can not delete disk snapshots, have manual snapshot")
}
}
err = snapshots[0].StartSnapshotsDeleteTask(ctx, userCred, "")
return nil, err
}
func (self *SSnapshot) StartSnapshotsDeleteTask(ctx context.Context, userCred mcclient.TokenCredential, parentTaskId string) error {
task, err := taskman.TaskManager.NewTask(ctx, "BatchSnapshotsDeleteTask", self, userCred, nil, parentTaskId, "", nil)
if err != nil {
log.Errorln(err)
return err
} else {
task.ScheduleRun(nil)
}
return nil
}
func (self *SSnapshot) RealDelete(ctx context.Context, userCred mcclient.TokenCredential) error {
if len(self.DiskId) > 0 {
storage := self.GetStorage()
if storage != nil && storage.StorageType == api.STORAGE_RBD {
disk := DiskManager.FetchDiskById(self.DiskId)
if disk != nil {
cnt, err := disk.GetGuestsCount()
if err == nil {
val := disk.GetMetadata(ctx, "disk_delete_after_snapshots", userCred)
if cnt == 0 && val == "true" {
disk.StartDiskDeleteTask(ctx, userCred, "", false, true, false)
}
} else {
// very unlikely
log.Errorf("disk.GetGuestsCount fail %s", err)
}
} else {
backingDisks, err := self.GetBackingDisks()
if err != nil {
// very unlikely
log.Errorf("self.GetBackingDisks fail %s", err)
} else {
storage.StartDeleteRbdDisks(ctx, userCred, backingDisks)
}
}
}
}
return db.DeleteModel(ctx, userCred, self)
}
func (self *SSnapshot) GetBackingDisks() ([]string, error) {
count, err := SnapshotManager.Query().Equals("disk_id", self.DiskId).IsNullOrEmpty("backing_disk_id").CountWithError()
if err != nil {
return nil, err
}
if count > 0 {
return nil, nil
} else {
sps := make([]SSnapshot, 0)
err := SnapshotManager.Query().Equals("disk_id", self.DiskId).All(&sps)
if err != nil {
return nil, err
}
res := make([]string, 0)
for i := 0; i < len(sps); i++ {
if len(sps[i].BackingDiskId) > 0 && !utils.IsInStringArray(sps[i].BackingDiskId, res) {
res = append(res, sps[i].BackingDiskId)
}
}
res = append(res, self.DiskId)
return res, nil
}
}
func (self *SSnapshot) FakeDelete(userCred mcclient.TokenCredential) error {
_, err := db.Update(self, func() error {
self.FakeDeleted = true
self.Name += timeutils.IsoTime(time.Now())
return nil
})
if err == nil {
db.OpsLog.LogEvent(self, db.ACT_SNAPSHOT_FAKE_DELETE, "snapshot fake delete", userCred)
}
return err
}
func (self *SSnapshot) Delete(ctx context.Context, userCred mcclient.TokenCredential) error {
return nil
}
func (self *SSnapshotManager) DeleteDiskSnapshots(ctx context.Context, userCred mcclient.TokenCredential, diskId string) error {
snapshots := self.GetDiskSnapshots(diskId)
for i := 0; i < len(snapshots); i++ {
if err := snapshots[i].RealDelete(ctx, userCred); err != nil {
return errors.Wrap(err, "delete snapshot")
}
}
return nil
}
func TotalSnapshotCount(scope rbacscope.TRbacScope, ownerId mcclient.IIdentityProvider, rangeObjs []db.IStandaloneModel, providers []string, brands []string, cloudEnv string, policyResult rbacutils.SPolicyResult) (int, error) {
q := SnapshotManager.Query()
switch scope {
case rbacscope.ScopeSystem:
case rbacscope.ScopeDomain:
q = q.Equals("domain_id", ownerId.GetProjectDomainId())
case rbacscope.ScopeProject:
q = q.Equals("tenant_id", ownerId.GetProjectId())
}
q = db.ObjectIdQueryWithPolicyResult(q, SnapshotManager, policyResult)
q = RangeObjectsFilter(q, rangeObjs, q.Field("cloudregion_id"), nil, q.Field("manager_id"), nil, nil)
q = CloudProviderFilter(q, q.Field("manager_id"), providers, brands, cloudEnv)
q = q.Equals("created_by", api.SNAPSHOT_MANUAL)
q = q.Equals("fake_deleted", false)
return q.CountWithError()
}
func (self *SSnapshot) syncRemoveCloudSnapshot(ctx context.Context, userCred mcclient.TokenCredential) error {
lockman.LockObject(ctx, self)
defer lockman.ReleaseObject(ctx, self)
err := self.ValidateDeleteCondition(ctx, nil)
if err != nil {
err = self.SetStatus(userCred, api.SNAPSHOT_UNKNOWN, "sync to delete")
} else {
err = self.RealDelete(ctx, userCred)
}
return err
}
// Only sync snapshot status
func (self *SSnapshot) SyncWithCloudSnapshot(ctx context.Context, userCred mcclient.TokenCredential, ext cloudprovider.ICloudSnapshot, syncOwnerId mcclient.IIdentityProvider, region *SCloudregion) error {
diff, err := db.UpdateWithLock(ctx, self, func() error {
if options.Options.EnableSyncName {
newName, _ := db.GenerateAlterName(self, ext.GetName())
if len(newName) > 0 {
self.Name = newName
}
}
self.Status = ext.GetStatus()
self.DiskType = ext.GetDiskType()
self.Size = int(ext.GetSizeMb())
self.CloudregionId = region.Id
return nil
})
if err != nil {
log.Errorf("SyncWithCloudSnapshot fail %s", err)
return err
}
db.OpsLog.LogSyncUpdate(self, diff, userCred)
syncVirtualResourceMetadata(ctx, userCred, self, ext)
// bugfix for now:
disk, _ := self.GetDisk()
if disk != nil {
self.SyncCloudProjectId(userCred, disk.GetOwnerId())
} else {
SyncCloudProject(ctx, userCred, self, syncOwnerId, ext, self.GetCloudprovider().Id)
}
return nil
}
func (manager *SSnapshotManager) newFromCloudSnapshot(ctx context.Context, userCred mcclient.TokenCredential, extSnapshot cloudprovider.ICloudSnapshot, region *SCloudregion, syncOwnerId mcclient.IIdentityProvider, provider *SCloudprovider) (*SSnapshot, error) {
snapshot := SSnapshot{}
snapshot.SetModelManager(manager, &snapshot)
snapshot.Status = extSnapshot.GetStatus()
snapshot.ExternalId = extSnapshot.GetGlobalId()
var localDisk *SDisk
if len(extSnapshot.GetDiskId()) > 0 {
disk, err := db.FetchByExternalIdAndManagerId(DiskManager, extSnapshot.GetDiskId(), func(q *sqlchemy.SQuery) *sqlchemy.SQuery {
sq := StorageManager.Query().SubQuery()
return q.Join(sq, sqlchemy.Equals(q.Field("storage_id"), sq.Field("id"))).Filter(sqlchemy.Equals(sq.Field("manager_id"), provider.Id))
})
if err != nil {
log.Errorf("snapshot %s missing disk?", snapshot.Name)
} else {
snapshot.DiskId = disk.GetId()
localDisk = disk.(*SDisk)
}
}
snapshot.DiskType = extSnapshot.GetDiskType()
snapshot.Size = int(extSnapshot.GetSizeMb())
snapshot.ManagerId = provider.Id
snapshot.CloudregionId = region.Id
var err = func() error {
lockman.LockRawObject(ctx, manager.Keyword(), "name")
defer lockman.ReleaseRawObject(ctx, manager.Keyword(), "name")
newName, err := db.GenerateName(ctx, manager, syncOwnerId, extSnapshot.GetName())
if err != nil {
return err
}
snapshot.Name = newName
return manager.TableSpec().Insert(ctx, &snapshot)
}()
if err != nil {
return nil, errors.Wrapf(err, "Insert")
}
syncVirtualResourceMetadata(ctx, userCred, &snapshot, extSnapshot)
// bugfix for now:
if localDisk != nil {
snapshot.SyncCloudProjectId(userCred, localDisk.GetOwnerId())
} else {
SyncCloudProject(ctx, userCred, &snapshot, syncOwnerId, extSnapshot, snapshot.ManagerId)
}
db.OpsLog.LogEvent(&snapshot, db.ACT_CREATE, snapshot.GetShortDesc(ctx), userCred)
return &snapshot, nil
}
func (manager *SSnapshotManager) getProviderSnapshotsByRegion(region *SCloudregion, provider *SCloudprovider) ([]SSnapshot, error) {
if region == nil || provider == nil {
return nil, fmt.Errorf("Region is nil or provider is nil")
}
snapshots := make([]SSnapshot, 0)
q := manager.Query().Equals("cloudregion_id", region.Id).Equals("manager_id", provider.Id)
err := db.FetchModelObjects(manager, q, &snapshots)
if err != nil {
return nil, err
}
return snapshots, nil
}
func (manager *SSnapshotManager) SyncSnapshots(
ctx context.Context,
userCred mcclient.TokenCredential,
provider *SCloudprovider,
region *SCloudregion,
snapshots []cloudprovider.ICloudSnapshot,
syncOwnerId mcclient.IIdentityProvider,
xor bool,
) compare.SyncResult {
lockman.LockRawObject(ctx, manager.Keyword(), fmt.Sprintf("%s-%s", provider.Id, region.Id))
defer lockman.ReleaseRawObject(ctx, manager.Keyword(), fmt.Sprintf("%s-%s", provider.Id, region.Id))
syncResult := compare.SyncResult{}
dbSnapshots, err := manager.getProviderSnapshotsByRegion(region, provider)
if err != nil {
syncResult.Error(err)
return syncResult
}
removed := make([]SSnapshot, 0)
commondb := make([]SSnapshot, 0)
commonext := make([]cloudprovider.ICloudSnapshot, 0)
added := make([]cloudprovider.ICloudSnapshot, 0)
err = compare.CompareSets(dbSnapshots, snapshots, &removed, &commondb, &commonext, &added)
if err != nil {
syncResult.Error(err)
return syncResult
}
for i := 0; i < len(removed); i += 1 {
err = removed[i].syncRemoveCloudSnapshot(ctx, userCred)
if err != nil {
syncResult.DeleteError(err)
continue
}
syncResult.Delete()
}
if !xor {
for i := 0; i < len(commondb); i += 1 {
err = commondb[i].SyncWithCloudSnapshot(ctx, userCred, commonext[i], syncOwnerId, region)
if err != nil {
syncResult.UpdateError(err)
continue
}
syncResult.Update()
}
}
for i := 0; i < len(added); i += 1 {
_, err := manager.newFromCloudSnapshot(ctx, userCred, added[i], region, syncOwnerId, provider)
if err != nil {
syncResult.AddError(err)
continue
}
syncResult.Add()
}
return syncResult
}
func (self *SSnapshot) GetISnapshotRegion(ctx context.Context) (cloudprovider.ICloudRegion, error) {
provider, err := self.GetDriver(ctx)
if err != nil {
return nil, err
}
region, err := self.GetRegion()
if err != nil {
return nil, err
}
return provider.GetIRegionById(region.GetExternalId())
}
func (self *SSnapshot) PerformPurge(ctx context.Context, userCred mcclient.TokenCredential, query jsonutils.JSONObject, data jsonutils.JSONObject) (jsonutils.JSONObject, error) {
err := self.GetRegionDriver().ValidateSnapshotDelete(ctx, self)
if err != nil {
return nil, err
}
provider := self.GetCloudprovider()
if provider != nil {
if provider.GetEnabled() {
return nil, httperrors.NewInvalidStatusError("Cannot purge snapshot on enabled cloud provider")
}
}
err = self.RealDelete(ctx, userCred)
return nil, err
}
func (self *SSnapshot) getCloudProviderInfo() SCloudProviderInfo {
region, _ := self.GetRegion()
provider := self.GetCloudprovider()
return MakeCloudProviderInfo(region, nil, provider)
}
func (manager *SSnapshotManager) GetResourceCount() ([]db.SScopeResourceCount, error) {
virts := manager.Query().IsFalse("fake_deleted")
return db.CalculateResourceCount(virts, "tenant_id")
}
func (manager *SSnapshotManager) CleanupSnapshots(ctx context.Context, userCred mcclient.TokenCredential, isStart bool) {
var now = time.Now()
var snapshot = new(SSnapshot)
err := manager.Query().
Equals("fake_deleted", false).
Equals("created_by", api.SNAPSHOT_AUTO).
LE("expired_at", now).First(snapshot)
if err != nil && err != sql.ErrNoRows {
log.Errorf("Cleanup snapshots job fetch snapshot failed %s", err)
return
} else if err == sql.ErrNoRows {
log.Infof("No snapshot need to clean ......")
return
}
snapshot.SetModelManager(manager, snapshot)
region, _ := snapshot.GetRegion()
if err = manager.StartSnapshotCleanupTask(ctx, userCred, region, now); err != nil {
log.Errorf("Start snaphsot cleanup task failed %s", err)
return
}
}
func (manager *SSnapshotManager) StartSnapshotCleanupTask(
ctx context.Context, userCred mcclient.TokenCredential,
region *SCloudregion, now time.Time,
) error {
params := jsonutils.NewDict()
params.Set("tick", jsonutils.NewTimeString(now))
task, err := taskman.TaskManager.NewTask(ctx, "SnapshotCleanupTask", region, userCred, params, "", "", nil)
if err != nil {
return err
}
task.ScheduleRun(nil)
return nil
}
func (self *SSnapshot) GetQuotaKeys() quotas.IQuotaKeys {
region, _ := self.GetRegion()
return fetchRegionalQuotaKeys(
rbacscope.ScopeProject,
self.GetOwnerId(),
region,
self.GetCloudprovider(),
)
}
func (snapshot *SSnapshot) GetUsages() []db.IUsage {
if snapshot.PendingDeleted || snapshot.Deleted {
return nil
}
usage := SRegionQuota{Snapshot: 1}
keys := snapshot.GetQuotaKeys()
usage.SetKeys(keys)
return []db.IUsage{
&usage,
}
}
func (manager *SSnapshotManager) ListItemExportKeys(ctx context.Context,
q *sqlchemy.SQuery,
userCred mcclient.TokenCredential,
keys stringutils2.SSortedStrings,
) (*sqlchemy.SQuery, error) {
var err error
q, err = manager.SVirtualResourceBaseManager.ListItemExportKeys(ctx, q, userCred, keys)
if err != nil {
return nil, err
}
if keys.Contains("disk") {
q, err = manager.SDiskResourceBaseManager.ListItemExportKeys(ctx, q, userCred, stringutils2.NewSortedStrings([]string{"disk"}))
if err != nil {
return nil, errors.Wrap(err, "SDiskResourceBaseManager.ListItemExportKeys")
}
}
if keys.ContainsAny(manager.SStorageResourceBaseManager.GetExportKeys()...) {
q, err = manager.SStorageResourceBaseManager.ListItemExportKeys(ctx, q, userCred, keys)
if err != nil {
return nil, errors.Wrap(err, "SStorageResourceBaseManager.ListItemExportKeys")
}
}
return q, nil
}
func (manager *SSnapshotManager) DataCleaning(ctx context.Context, userCred mcclient.TokenCredential, isStart bool) {
err := dataCleaning(manager.TableSpec().Name())
if err != nil {
log.Errorf("************* %s:dataCleaning error:%s ************", manager.TableSpec().Name(), err.Error())
}
}
func dataCleaning(tableName string) error {
if options.Options.KeepDeletedSnapshotDays <= 0 {
return nil
}
_, err := sqlchemy.GetDB().Exec(
fmt.Sprintf(
"delete from %s where deleted = 1 and deleted_at < ?",
tableName,
), time.Now().AddDate(0, 0, -options.Options.KeepDeletedSnapshotDays),
)
if err != nil {
return errors.Wrapf(err, "unable to delete expired data in %q", tableName)
}
log.Infof("delete expired data in %q successfully", tableName)
return nil
}