mirror of
https://github.com/yunionio/cloudpods.git
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309 lines
11 KiB
Go
309 lines
11 KiB
Go
// Copyright 2019 Yunion
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package models
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import (
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"context"
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"database/sql"
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"fmt"
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"yunion.io/x/jsonutils"
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"yunion.io/x/log"
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"yunion.io/x/pkg/errors"
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"yunion.io/x/pkg/utils"
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"yunion.io/x/sqlchemy"
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"yunion.io/x/onecloud/pkg/apis/compute"
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schedapi "yunion.io/x/onecloud/pkg/apis/scheduler"
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"yunion.io/x/onecloud/pkg/cloudcommon/db"
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"yunion.io/x/onecloud/pkg/cloudcommon/db/lockman"
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"yunion.io/x/onecloud/pkg/cloudcommon/db/quotas"
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"yunion.io/x/onecloud/pkg/cloudcommon/db/taskman"
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"yunion.io/x/onecloud/pkg/httperrors"
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"yunion.io/x/onecloud/pkg/mcclient"
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)
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func init() {
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InstanceSnapshotManager = &SInstanceSnapshotManager{
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SVirtualResourceBaseManager: db.NewVirtualResourceBaseManager(
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SInstanceSnapshot{},
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"instance_snapshots_tbl",
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"instance_snapshot",
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"instance_snapshots",
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),
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}
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InstanceSnapshotManager.SetVirtualObject(InstanceSnapshotManager)
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}
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type SInstanceSnapshot struct {
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db.SVirtualResourceBase
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GuestId string `width:"36" charset:"ascii" nullable:"false" list:"user" create:"required" index:"true"`
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ServerConfig jsonutils.JSONObject `nullable:"true" list:"user"`
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ServerMetadata jsonutils.JSONObject `nullable:"true" list:"user"`
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AutoDelete bool `default:"false" update:"user" list:"user"`
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RefCount int `default:"0" list:"user"`
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}
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type SInstanceSnapshotManager struct {
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db.SVirtualResourceBaseManager
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}
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var InstanceSnapshotManager *SInstanceSnapshotManager
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func (manager *SInstanceSnapshotManager) AllowCreateItem(
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ctx context.Context, userCred mcclient.TokenCredential, query jsonutils.JSONObject, data jsonutils.JSONObject,
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) bool {
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return false
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}
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func (manager *SInstanceSnapshotManager) ListItemFilter(ctx context.Context, q *sqlchemy.SQuery, userCred mcclient.TokenCredential, query jsonutils.JSONObject) (*sqlchemy.SQuery, error) {
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queryDict, ok := query.(*jsonutils.JSONDict)
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if !ok {
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return nil, fmt.Errorf("invalid querystring format")
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}
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if guestId, _ := queryDict.GetString("guest_id"); len(guestId) > 0 {
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q = q.Equals("guest_id", guestId)
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}
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return q, nil
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}
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func (self *SInstanceSnapshot) AllowUpdateItem(ctx context.Context, userCred mcclient.TokenCredential) bool {
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return false
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}
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func (self *SInstanceSnapshot) GetCustomizeColumns(ctx context.Context, userCred mcclient.TokenCredential, query jsonutils.JSONObject) *jsonutils.JSONDict {
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extra := self.SVirtualResourceBase.GetCustomizeColumns(ctx, userCred, query)
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extra = self.getMoreDetails(userCred, extra)
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return extra
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}
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func (self *SInstanceSnapshot) getMoreDetails(userCred mcclient.TokenCredential, extra *jsonutils.JSONDict) *jsonutils.JSONDict {
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if guest := GuestManager.FetchGuestById(self.GuestId); guest != nil {
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extra.Set("guest_status", jsonutils.NewString(guest.Status))
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extra.Set("guest", jsonutils.NewString(guest.Name))
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}
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var osType, storageType string
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snapshots, _ := self.GetSnapshots()
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snapshotsDesc := jsonutils.NewArray()
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for i := 0; i < len(snapshots); i++ {
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if snapshots[i].DiskType == compute.DISK_TYPE_SYS {
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osType = snapshots[i].OsType
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}
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if len(snapshots[i].StorageId) > 0 && len(storageType) == 0 {
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storage := snapshots[i].GetStorage()
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storageType = storage.StorageType
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}
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jsonDict := jsonutils.Marshal(&snapshots[i]).(*jsonutils.JSONDict)
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metaFields := db.GetDetailFields(SnapshotManager, userCred)
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jsonDict = jsonDict.CopyIncludes(metaFields...)
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snapshotsDesc.Add(jsonDict)
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}
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extra.Set("snapshots", snapshotsDesc)
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if len(osType) > 0 {
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properties := jsonutils.NewDict()
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properties.Set("os_type", jsonutils.NewString(osType))
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extra.Set("properties", properties)
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}
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if len(storageType) > 0 {
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extra.Set("storage_type", jsonutils.NewString(storageType))
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}
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return extra
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}
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func (self *SInstanceSnapshot) GetExtraDetails(ctx context.Context, userCred mcclient.TokenCredential, query jsonutils.JSONObject) (*jsonutils.JSONDict, error) {
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extra, err := self.SVirtualResourceBase.GetExtraDetails(ctx, userCred, query)
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if err != nil {
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return nil, err
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}
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extra = self.getMoreDetails(userCred, extra)
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return extra, nil
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}
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func (self *SInstanceSnapshot) StartCreateInstanceSnapshotTask(
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ctx context.Context, userCred mcclient.TokenCredential, ownerId mcclient.IIdentityProvider,
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pendingUsage quotas.IQuota, parentTaskId string) error {
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if task, err := taskman.TaskManager.NewTask(
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ctx, "InstanceSnapshotCreateTask", self, userCred, nil, parentTaskId, "", pendingUsage); err != nil {
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return err
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} else {
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task.ScheduleRun(nil)
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}
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return nil
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}
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func (manager *SInstanceSnapshotManager) CreateInstanceSnapshot(
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ctx context.Context, ownerId mcclient.IIdentityProvider, guest *SGuest, name string, autoDelete bool,
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) (*SInstanceSnapshot, error) {
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instanceSnapshot := &SInstanceSnapshot{}
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instanceSnapshot.SetModelManager(manager, instanceSnapshot)
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instanceSnapshot.Name = name
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instanceSnapshot.ProjectId = ownerId.GetProjectId()
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instanceSnapshot.DomainId = ownerId.GetProjectDomainId()
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instanceSnapshot.GuestId = guest.Id
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instanceSnapshot.AutoDelete = autoDelete
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guestSchedInput := guest.ToSchedDesc()
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for i := 0; i < len(guestSchedInput.Disks); i++ {
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guestSchedInput.Disks[i].ImageId = ""
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}
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guestSchedInput.Name = ""
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guestSchedInput.HostId = ""
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guestSchedInput.Project = ""
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guestSchedInput.Domain = ""
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for i := 0; i < len(guestSchedInput.Networks); i++ {
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guestSchedInput.Networks[i].Mac = ""
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guestSchedInput.Networks[i].Address = ""
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guestSchedInput.Networks[i].Address6 = ""
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}
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instanceSnapshot.ServerConfig = jsonutils.Marshal(guestSchedInput.ServerConfig)
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serverMetadata := jsonutils.NewDict()
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if loginAccount := guest.GetMetadata("login_account", nil); len(loginAccount) > 0 {
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loginKey := guest.GetMetadata("login_key", nil)
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passwd, e := utils.DescryptAESBase64(guest.Id, loginKey)
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if e == nil {
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serverMetadata.Set("login_account", jsonutils.NewString(loginAccount))
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serverMetadata.Set("passwd", jsonutils.NewString(passwd))
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}
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}
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if osArch := guest.GetMetadata("os_arch", nil); len(osArch) > 0 {
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serverMetadata.Set("os_arch", jsonutils.NewString(osArch))
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}
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if osDist := guest.GetMetadata("os_distribution", nil); len(osDist) > 0 {
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serverMetadata.Set("os_distribution", jsonutils.NewString(osDist))
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}
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if osName := guest.GetMetadata("os_name", nil); len(osName) > 0 {
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serverMetadata.Set("os_name", jsonutils.NewString(osName))
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}
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if osVersion := guest.GetMetadata("os_version", nil); len(osVersion) > 0 {
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serverMetadata.Set("os_version", jsonutils.NewString(osVersion))
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}
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instanceSnapshot.ServerMetadata = serverMetadata
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err := manager.TableSpec().Insert(instanceSnapshot)
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if err != nil {
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return nil, err
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}
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return instanceSnapshot, nil
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}
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func (self *SInstanceSnapshot) ToInstanceCreateInput(
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sourceInput *compute.ServerCreateInput) (*compute.ServerCreateInput, error) {
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serverConfig := new(schedapi.ServerConfig)
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if err := self.ServerConfig.Unmarshal(serverConfig); err != nil {
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return nil, errors.Wrap(err, "unmarshal sched input")
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}
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isjs := make([]SInstanceSnapshotJoint, 0)
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err := InstanceSnapshotJointManager.Query().Equals("instance_snapshot_id", self.Id).Asc("disk_index").All(&isjs)
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if err != nil {
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return nil, errors.Wrap(err, "fetch instance snapshots")
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}
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for i := 0; i < len(serverConfig.Disks); i++ {
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serverConfig.Disks[i].SnapshotId = isjs[serverConfig.Disks[i].Index].SnapshotId
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}
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sourceInput.Disks = serverConfig.Disks
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if sourceInput.VmemSize == 0 {
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sourceInput.VmemSize = serverConfig.Memory
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}
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if sourceInput.VcpuCount == 0 {
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sourceInput.VcpuCount = serverConfig.Ncpu
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}
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// sourceInput.Networks = serverConfig.Networks
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return sourceInput, nil
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}
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func (self *SInstanceSnapshot) GetSnapshots() ([]SSnapshot, error) {
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isjq := InstanceSnapshotJointManager.Query("snapshot_id").Equals("instance_snapshot_id", self.Id)
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snapshots := make([]SSnapshot, 0)
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err := SnapshotManager.Query().In("id", isjq).All(&snapshots)
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if err != nil && err != sql.ErrNoRows {
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return nil, err
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} else if err != nil && err == sql.ErrNoRows {
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return nil, nil
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} else {
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for i := 0; i < len(snapshots); i++ {
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snapshots[i].SetModelManager(SnapshotManager, &snapshots[i])
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}
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return snapshots, nil
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}
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}
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func (self *SInstanceSnapshot) GetInstanceSnapshotJointAt(diskIndex int) (*SInstanceSnapshotJoint, error) {
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ispj := new(SInstanceSnapshotJoint)
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err := InstanceSnapshotJointManager.Query().
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Equals("instance_snapshot_id", self.Id).Equals("disk_index", diskIndex).First(ispj)
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return ispj, err
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}
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func (self *SInstanceSnapshot) ValidateDeleteCondition(ctx context.Context) error {
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if self.Status == compute.INSTANCE_SNAPSHOT_START_DELETE {
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return httperrors.NewBadRequestError("can't delete snapshot in deleting")
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}
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return nil
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}
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func (self *SInstanceSnapshot) CustomizeDelete(
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ctx context.Context, userCred mcclient.TokenCredential,
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query jsonutils.JSONObject, data jsonutils.JSONObject) error {
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return self.StartInstanceSnapshotDeleteTask(ctx, userCred, "")
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}
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func (self *SInstanceSnapshot) StartInstanceSnapshotDeleteTask(
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ctx context.Context, userCred mcclient.TokenCredential, parentTaskId string) error {
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task, err := taskman.TaskManager.NewTask(
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ctx, "InstanceSnapshotDeleteTask", self, userCred, nil, parentTaskId, "", nil)
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if err != nil {
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log.Errorf("%s", err)
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return err
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}
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self.SetStatus(userCred, compute.INSTANCE_SNAPSHOT_START_DELETE, "InstanceSnapshotDeleteTask")
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task.ScheduleRun(nil)
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return nil
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}
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func (self *SInstanceSnapshot) RealDelete(ctx context.Context, userCred mcclient.TokenCredential) error {
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return db.DeleteModel(ctx, userCred, self)
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}
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func (self *SInstanceSnapshot) Delete(ctx context.Context, userCred mcclient.TokenCredential) error {
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return nil
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}
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func (self *SInstanceSnapshot) AddRefCount(ctx context.Context) error {
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lockman.LockObject(ctx, self)
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defer lockman.ReleaseObject(ctx, self)
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_, err := db.Update(self, func() error {
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self.RefCount += 1
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return nil
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})
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return err
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}
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func (self *SInstanceSnapshot) DecRefCount(ctx context.Context, userCred mcclient.TokenCredential) error {
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lockman.LockObject(ctx, self)
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defer lockman.ReleaseObject(ctx, self)
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_, err := db.Update(self, func() error {
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self.RefCount -= 1
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return nil
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})
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if err == nil && self.RefCount == 0 && self.AutoDelete {
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self.StartInstanceSnapshotDeleteTask(ctx, userCred, "")
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}
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return err
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}
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