Files
cloudpods/pkg/compute/models/instance_snapshot_joint.go

95 lines
3.1 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"
"yunion.io/x/pkg/errors"
"yunion.io/x/onecloud/pkg/cloudcommon/db"
"yunion.io/x/onecloud/pkg/mcclient"
)
func init() {
db.InitManager(func() {
InstanceSnapshotJointManager = &SInstanceSnapshotJointManager{
SVirtualJointResourceBaseManager: db.NewVirtualJointResourceBaseManager(
SInstanceSnapshotJoint{},
"instancesnapshotjoints_tbl",
"instancesnapshotjoint",
"instancesnapshotjoints",
InstanceSnapshotManager,
SnapshotManager,
),
}
InstanceSnapshotJointManager.SetVirtualObject(InstanceSnapshotJointManager)
})
}
// +onecloud:swagger-gen-ignore
type SInstanceSnapshotJoint struct {
db.SVirtualJointResourceBase
InstanceSnapshotId string `width:"36" charset:"ascii" nullable:"false" list:"user" create:"required" index:"true"`
SnapshotId string `width:"36" charset:"ascii" nullable:"false" list:"user" create:"required" index:"true"`
DiskIndex int8 `nullable:"false" default:"0" list:"user" create:"required"`
}
// +onecloud:swagger-gen-ignore
type SInstanceSnapshotJointManager struct {
db.SVirtualJointResourceBaseManager
}
func (manager *SInstanceSnapshotJointManager) GetMasterFieldName() string {
return "instance_snapshot_id"
}
func (manager *SInstanceSnapshotJointManager) GetSlaveFieldName() string {
return "snapshot_id"
}
var InstanceSnapshotJointManager *SInstanceSnapshotJointManager
func (manager *SInstanceSnapshotJointManager) CreateJoint(ctx context.Context, instanceSnapshotId, snapshotId string, diskIndex int8) error {
instanceSnapshotJoint := &SInstanceSnapshotJoint{}
instanceSnapshotJoint.SetModelManager(manager, instanceSnapshotJoint)
instanceSnapshotJoint.InstanceSnapshotId = instanceSnapshotId
instanceSnapshotJoint.SnapshotId = snapshotId
instanceSnapshotJoint.DiskIndex = diskIndex
return manager.TableSpec().Insert(ctx, instanceSnapshotJoint)
}
func (manager *SInstanceSnapshotJointManager) IsSubSnapshot(snapshotId string) (bool, error) {
count, err := manager.Query().Equals("snapshot_id", snapshotId).CountWithError()
if err != nil {
return false, err
}
return count > 0, nil
}
func (self *SInstanceSnapshotJoint) Detach(ctx context.Context, userCred mcclient.TokenCredential) error {
return db.DetachJoint(ctx, userCred, self)
}
func (self *SInstanceSnapshotJoint) GetSnapshotDisk() (*SDisk, error) {
sp, err := SnapshotManager.FetchById(self.SnapshotId)
if err != nil {
return nil, errors.Wrapf(err, "Get snapshot by %q", self.SnapshotId)
}
return sp.(*SSnapshot).GetDisk()
}