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

854 lines
28 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"
"fmt"
"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/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/taskman"
"yunion.io/x/onecloud/pkg/cloudcommon/notifyclient"
"yunion.io/x/onecloud/pkg/cloudcommon/policy"
"yunion.io/x/onecloud/pkg/cloudcommon/validators"
"yunion.io/x/onecloud/pkg/httperrors"
"yunion.io/x/onecloud/pkg/mcclient"
"yunion.io/x/onecloud/pkg/util/stringutils2"
)
// +onecloud:swagger-gen-model-singular=loadbalancerbackendgroup
// +onecloud:swagger-gen-model-plural=loadbalancerbackendgroups
type SLoadbalancerBackendGroupManager struct {
SLoadbalancerLogSkipper
db.SStatusStandaloneResourceBaseManager
db.SExternalizedResourceBaseManager
SLoadbalancerResourceBaseManager
}
var LoadbalancerBackendGroupManager *SLoadbalancerBackendGroupManager
func init() {
LoadbalancerBackendGroupManager = &SLoadbalancerBackendGroupManager{
SStatusStandaloneResourceBaseManager: db.NewStatusStandaloneResourceBaseManager(
SLoadbalancerBackendGroup{},
"loadbalancerbackendgroups_tbl",
"loadbalancerbackendgroup",
"loadbalancerbackendgroups",
),
}
LoadbalancerBackendGroupManager.SetVirtualObject(LoadbalancerBackendGroupManager)
}
type SLoadbalancerBackendGroup struct {
db.SStatusStandaloneResourceBase
db.SExternalizedResourceBase
SLoadbalancerResourceBase `width:"36" charset:"ascii" nullable:"true" list:"user" create:"optional"`
LoadbalancerHealthCheckId string `width:"36" charset:"ascii" nullable:"true" list:"user" create:"optional"`
Scheduler string `width:"36" charset:"ascii" nullable:"true" list:"user" create:"optional"`
Type string `width:"36" charset:"ascii" nullable:"false" list:"user" default:"normal" create:"optional"`
}
func (manager *SLoadbalancerBackendGroupManager) ResourceScope() rbacscope.TRbacScope {
return rbacscope.ScopeProject
}
func (self *SLoadbalancerBackendGroup) GetOwnerId() mcclient.IIdentityProvider {
lb, err := self.GetLoadbalancer()
if err != nil {
return nil
}
return lb.GetOwnerId()
}
func (manager *SLoadbalancerBackendGroupManager) FetchOwnerId(ctx context.Context, data jsonutils.JSONObject) (mcclient.IIdentityProvider, error) {
lbId, _ := data.GetString("loadbalancer_id")
if len(lbId) > 0 {
lb, err := db.FetchById(LoadbalancerManager, lbId)
if err != nil {
return nil, errors.Wrapf(err, "db.FetchById(LoadbalancerManager, %s)", lbId)
}
return lb.(*SLoadbalancer).GetOwnerId(), nil
}
return db.FetchProjectInfo(ctx, data)
}
func (manager *SLoadbalancerBackendGroupManager) FilterByOwner(ctx context.Context, q *sqlchemy.SQuery, man db.FilterByOwnerProvider, userCred mcclient.TokenCredential, ownerId mcclient.IIdentityProvider, scope rbacscope.TRbacScope) *sqlchemy.SQuery {
if ownerId != nil {
sq := LoadbalancerManager.Query("id")
switch scope {
case rbacscope.ScopeProject:
sq = sq.Equals("tenant_id", ownerId.GetProjectId())
return q.In("loadbalancer_id", sq.SubQuery())
case rbacscope.ScopeDomain:
sq = sq.Equals("domain_id", ownerId.GetProjectDomainId())
return q.In("loadbalancer_id", sq.SubQuery())
}
}
return q
}
// 负载均衡后端服务器组列表
func (man *SLoadbalancerBackendGroupManager) ListItemFilter(
ctx context.Context,
q *sqlchemy.SQuery,
userCred mcclient.TokenCredential,
query api.LoadbalancerBackendGroupListInput,
) (*sqlchemy.SQuery, error) {
q, err := man.SStatusStandaloneResourceBaseManager.ListItemFilter(ctx, q, userCred, query.StatusStandaloneResourceListInput)
if err != nil {
return nil, errors.Wrap(err, "SStatusStandaloneResourceBaseManager.ListItemFilter")
}
q, err = man.SExternalizedResourceBaseManager.ListItemFilter(ctx, q, userCred, query.ExternalizedResourceBaseListInput)
if err != nil {
return nil, errors.Wrap(err, "SExternalizedResourceBaseManager.ListItemFilter")
}
q, err = man.SLoadbalancerResourceBaseManager.ListItemFilter(ctx, q, userCred, query.LoadbalancerFilterListInput)
if err != nil {
return nil, errors.Wrap(err, "SLoadbalancerResourceBaseManager.ListItemFilter")
}
if query.NoRef != nil && *query.NoRef {
q, err = man.FilterZeroRefBackendGroup(q)
if err != nil {
log.Errorf("SLoadbalancerBackendGroupManager ListItemFilter %s", err)
return nil, httperrors.NewInternalServerError("query backend group releated resource failed.")
}
}
if len(query.Type) > 0 {
q = q.In("type", query.Type)
}
return q, nil
}
func (man *SLoadbalancerBackendGroupManager) OrderByExtraFields(
ctx context.Context,
q *sqlchemy.SQuery,
userCred mcclient.TokenCredential,
query api.LoadbalancerBackendGroupListInput,
) (*sqlchemy.SQuery, error) {
var err error
q, err = man.SStatusStandaloneResourceBaseManager.OrderByExtraFields(ctx, q, userCred, query.StatusStandaloneResourceListInput)
if err != nil {
return nil, errors.Wrap(err, "SStatusStandaloneResourceBaseManager.OrderByExtraFields")
}
q, err = man.SLoadbalancerResourceBaseManager.OrderByExtraFields(ctx, q, userCred, query.LoadbalancerFilterListInput)
if err != nil {
return nil, errors.Wrap(err, "SLoadbalancerResourceBaseManager.OrderByExtraFields")
}
return q, nil
}
func (man *SLoadbalancerBackendGroupManager) QueryDistinctExtraField(q *sqlchemy.SQuery, field string) (*sqlchemy.SQuery, error) {
var err error
q, err = man.SStatusStandaloneResourceBaseManager.QueryDistinctExtraField(q, field)
if err == nil {
return q, nil
}
q, err = man.SLoadbalancerResourceBaseManager.QueryDistinctExtraField(q, field)
if err == nil {
return q, nil
}
return q, httperrors.ErrNotFound
}
type sBackendgroup struct {
Name string
LoadbalancerId string
}
func (self *SLoadbalancerBackendGroup) GetUniqValues() jsonutils.JSONObject {
return jsonutils.Marshal(sBackendgroup{Name: self.Name, LoadbalancerId: self.LoadbalancerId})
}
func (manager *SLoadbalancerBackendGroupManager) FetchUniqValues(ctx context.Context, data jsonutils.JSONObject) jsonutils.JSONObject {
info := sBackendgroup{}
data.Unmarshal(&info)
return jsonutils.Marshal(info)
}
func (manager *SLoadbalancerBackendGroupManager) FilterByUniqValues(q *sqlchemy.SQuery, values jsonutils.JSONObject) *sqlchemy.SQuery {
info := sBackendgroup{}
values.Unmarshal(&info)
if len(info.LoadbalancerId) > 0 {
q = q.Equals("loadbalancer_id", info.LoadbalancerId)
}
if len(info.Name) > 0 {
q = q.Equals("name", info.Name)
}
return q
}
func (man *SLoadbalancerBackendGroupManager) ValidateCreateData(ctx context.Context, userCred mcclient.TokenCredential, ownerId mcclient.IIdentityProvider, query jsonutils.JSONObject, input *api.LoadbalancerBackendGroupCreateInput) (*api.LoadbalancerBackendGroupCreateInput, error) {
lbObj, err := validators.ValidateModel(ctx, userCred, LoadbalancerManager, &input.LoadbalancerId)
if err != nil {
return nil, err
}
lb := lbObj.(*SLoadbalancer)
input.StatusStandaloneResourceCreateInput, err = man.SStatusStandaloneResourceBaseManager.ValidateCreateData(ctx, userCred, ownerId, query, input.StatusStandaloneResourceCreateInput)
if err != nil {
return nil, err
}
if len(input.LoadbalancerHealthCheckId) > 0 {
_, err := validators.ValidateModel(ctx, userCred, LoadbalancerHealthCheckManager, &input.LoadbalancerHealthCheckId)
if err != nil {
return nil, err
}
}
region, err := lb.GetRegion()
if err != nil {
return nil, err
}
lbIsManaged := lb.IsManaged()
for i := 0; i < len(input.Backends); i++ {
if len(input.Backends[i].BackendType) == 0 {
input.Backends[i].BackendType = api.LB_BACKEND_GUEST
}
if input.Backends[i].Weight < 0 || input.Backends[i].Weight > 256 {
return nil, httperrors.NewInputParameterError("weight %d not support, only support range 0 ~ 256", input.Backends[i].Weight)
}
if input.Backends[i].Port < 1 || input.Backends[i].Port > 65535 {
return nil, httperrors.NewInputParameterError("port %d not support, only support range 1 ~ 65535", input.Backends[i].Port)
}
if len(input.Backends[i].Id) == 0 && input.Backends[i].BackendType != api.LB_BACKEND_ADDRESS {
return nil, httperrors.NewMissingParameterError("Missing backend id")
}
var backendRegion *SCloudregion
switch input.Backends[i].BackendType {
case api.LB_BACKEND_GUEST:
guestObj, err := validators.ValidateModel(ctx, userCred, GuestManager, &input.Backends[i].Id)
if err != nil {
return nil, err
}
guest := guestObj.(*SGuest)
host, err := guest.GetHost()
if err != nil {
return nil, errors.Wrapf(err, "GetHost")
}
input.Backends[i].ZoneId = host.ZoneId
input.Backends[i].HostName = host.Name
input.Backends[i].Id = guest.Id
input.Backends[i].Name = guest.Name
input.Backends[i].ExternalId = guest.ExternalId
address, err := guest.GetAddress()
if err != nil {
return nil, err
}
input.Backends[i].Address = address
backendRegion, _ = host.GetRegion()
case api.LB_BACKEND_HOST:
if db.IsAdminAllowCreate(userCred, man).Result.IsDeny() {
return nil, httperrors.NewForbiddenError("only sysadmin can specify host as backend")
}
hostObj, err := validators.ValidateModel(ctx, userCred, HostManager, &input.Backends[i].Id)
if err != nil {
return nil, err
}
host := hostObj.(*SHost)
input.Backends[i].Id = host.Id
input.Backends[i].Name = host.Name
input.Backends[i].ExternalId = host.ExternalId
input.Backends[i].Address = host.AccessIp
backendRegion, _ = host.GetRegion()
case api.LB_BACKEND_ADDRESS:
default:
return nil, httperrors.NewInputParameterError("unexpected backend type %s", input.Backends[i].BackendType)
}
if lbIsManaged && backendRegion != nil && backendRegion.Id != region.Id {
return nil, httperrors.NewInputParameterError("region of backend %d does not match that of lb's", i)
}
}
return region.GetDriver().ValidateCreateLoadbalancerBackendGroupData(ctx, userCred, lb, input)
}
func (lbbg *SLoadbalancerBackendGroup) GetLoadbalancerListenerRules() ([]SLoadbalancerListenerRule, error) {
q := LoadbalancerListenerRuleManager.Query().Equals("backend_group_id", lbbg.Id)
rules := []SLoadbalancerListenerRule{}
err := db.FetchModelObjects(LoadbalancerListenerRuleManager, q, &rules)
if err != nil {
return nil, err
}
return rules, nil
}
func (lbbg *SLoadbalancerBackendGroup) GetLoadbalancerListeners() ([]SLoadbalancerListener, error) {
q := LoadbalancerListenerManager.Query().Equals("backend_group_id", lbbg.Id)
listeners := []SLoadbalancerListener{}
err := db.FetchModelObjects(LoadbalancerListenerManager, q, &listeners)
if err != nil {
return nil, err
}
return listeners, nil
}
func (lbbg *SLoadbalancerBackendGroup) GetLoadbalancer() (*SLoadbalancer, error) {
lb, err := LoadbalancerManager.FetchById(lbbg.LoadbalancerId)
if err != nil {
return nil, err
}
return lb.(*SLoadbalancer), nil
}
func (llbg *SLoadbalancerBackendGroup) GetRegion() (*SCloudregion, error) {
loadbalancer, err := llbg.GetLoadbalancer()
if err != nil {
return nil, err
}
return loadbalancer.GetRegion()
}
func (lbbg *SLoadbalancerBackendGroup) GetIRegion(ctx context.Context) (cloudprovider.ICloudRegion, error) {
loadbalancer, err := lbbg.GetLoadbalancer()
if err != nil {
return nil, errors.Wrapf(err, "GetLoadbalancer")
}
return loadbalancer.GetIRegion(ctx)
}
func (lbbg *SLoadbalancerBackendGroup) GetBackends() ([]SLoadbalancerBackend, error) {
backends := make([]SLoadbalancerBackend, 0)
q := LoadbalancerBackendManager.Query().Equals("backend_group_id", lbbg.GetId())
err := db.FetchModelObjects(LoadbalancerBackendManager, q, &backends)
if err != nil {
return nil, err
}
return backends, nil
}
// 返回值 TotalRef
func (lbbg *SLoadbalancerBackendGroup) RefCount() (int, error) {
men := lbbg.getRefManagers()
var count int
for _, m := range men {
cnt, err := lbbg.refCount(m)
if err != nil {
return -1, err
}
count += cnt
}
return count, nil
}
func (lbbg *SLoadbalancerBackendGroup) refCount(man db.IModelManager) (int, error) {
return man.Query().Equals("backend_group_id", lbbg.Id).CountWithError()
}
func lbbgRefManagers() []db.IModelManager {
return []db.IModelManager{
LoadbalancerListenerManager,
}
}
func (lbbg *SLoadbalancerBackendGroup) getRefManagers() []db.IModelManager {
// 引用Backend Group的数据库
return lbbgRefManagers()
}
func (man *SLoadbalancerBackendGroupManager) FilterZeroRefBackendGroup(q *sqlchemy.SQuery) (*sqlchemy.SQuery, error) {
ids := []string{}
sq := q.SubQuery()
rows, err := sq.Query(sq.Field("id")).Rows()
if err != nil {
return nil, err
}
defer rows.Close()
for rows.Next() {
var lbbgId string
err = rows.Scan(&lbbgId)
if err != nil {
log.Errorf("Get backendgroup id with scan err: %v", err)
return nil, err
}
ids = append(ids, lbbgId)
}
for _, m := range lbbgRefManagers() {
_ids := m.Query("backend_group_id").In("backend_group_id", ids).SubQuery()
q = q.NotIn("id", _ids)
}
return q, nil
}
func (lbbg *SLoadbalancerBackendGroup) isDefault(ctx context.Context) (bool, error) {
q := LoadbalancerManager.Query().Equals("backend_group_id", lbbg.GetId()).Equals("id", lbbg.LoadbalancerId)
count, err := q.CountWithError()
if err != nil {
return false, errors.Wrap(err, "loadbalancerBackendGroup.isDefault")
}
return count > 0, nil
}
func (lbbg *SLoadbalancerBackendGroup) ValidateDeleteCondition(ctx context.Context, info *api.LoadbalancerBackendGroupDetails) error {
if gotypes.IsNil(info) {
info = &api.LoadbalancerBackendGroupDetails{}
info.IsDefault, _ = lbbg.isDefault(ctx)
info.LbListenerCount, _ = lbbg.GetListenerCount()
}
if info.IsDefault {
return httperrors.NewResourceBusyError("backend group %s is default backend group", lbbg.Id)
}
if info.LbListenerCount > 0 {
return httperrors.NewResourceBusyError("backend group %s is still referred by %d %s",
lbbg.Id, info.LbListenerCount, LoadbalancerListenerManager.KeywordPlural())
}
return lbbg.SStatusStandaloneResourceBase.ValidateDeleteCondition(ctx, nil)
}
func (man *SLoadbalancerBackendGroupManager) FetchCustomizeColumns(
ctx context.Context,
userCred mcclient.TokenCredential,
query jsonutils.JSONObject,
objs []interface{},
fields stringutils2.SSortedStrings,
isList bool,
) []api.LoadbalancerBackendGroupDetails {
rows := make([]api.LoadbalancerBackendGroupDetails, len(objs))
stdRows := man.SStatusStandaloneResourceBaseManager.FetchCustomizeColumns(ctx, userCred, query, objs, fields, isList)
lbRows := man.SLoadbalancerResourceBaseManager.FetchCustomizeColumns(ctx, userCred, query, objs, fields, isList)
lbIds := make([]string, len(objs))
lbbgIds := make([]string, len(objs))
hcIds := make([]string, len(objs))
for i := range rows {
rows[i] = api.LoadbalancerBackendGroupDetails{
StatusStandaloneResourceDetails: stdRows[i],
LoadbalancerResourceInfo: lbRows[i],
}
lbbg := objs[i].(*SLoadbalancerBackendGroup)
lbIds[i] = lbbg.LoadbalancerId
lbbgIds[i] = lbbg.Id
hcIds[i] = lbbg.LoadbalancerHealthCheckId
}
lbs := map[string]SLoadbalancer{}
err := db.FetchStandaloneObjectsByIds(LoadbalancerManager, lbIds, &lbs)
if err != nil {
return rows
}
defaultLbgIds := []string{}
virObjs := make([]interface{}, len(objs))
for i := range rows {
if lb, ok := lbs[lbIds[i]]; ok {
virObjs[i] = &lb
rows[i].ProjectId = lb.ProjectId
if !utils.IsInStringArray(lb.BackendGroupId, defaultLbgIds) {
defaultLbgIds = append(defaultLbgIds, lb.BackendGroupId)
}
}
}
hcMap, err := db.FetchIdNameMap2(LoadbalancerHealthCheckManager, hcIds)
if err != nil {
return rows
}
for i := range rows {
rows[i].IsDefault = utils.IsInStringArray(lbbgIds[i], defaultLbgIds)
if hcId, ok := hcMap[hcIds[i]]; ok {
rows[i].LoadbalancerHealthCheck = hcId
}
}
for i := range objs {
q := LoadbalancerListenerManager.Query().Equals("backend_group_id", lbbgIds[i])
ownerId, queryScope, err, _ := db.FetchCheckQueryOwnerScope(ctx, userCred, query, LoadbalancerListenerManager, policy.PolicyActionList, true)
if err != nil {
log.Errorf("FetchCheckQueryOwnerScope error: %v", err)
return rows
}
q = LoadbalancerListenerManager.FilterByOwner(ctx, q, LoadbalancerListenerManager, userCred, ownerId, queryScope)
rows[i].LbListenerCount, _ = q.CountWithError()
}
return rows
}
func (lbbg *SLoadbalancerBackendGroup) PostCreate(ctx context.Context, userCred mcclient.TokenCredential, ownerId mcclient.IIdentityProvider, query jsonutils.JSONObject, data jsonutils.JSONObject) {
lbbg.SStatusStandaloneResourceBase.PostCreate(ctx, userCred, ownerId, query, data)
input := &api.LoadbalancerBackendGroupCreateInput{}
data.Unmarshal(input)
for i := range input.Backends {
backend := &SLoadbalancerBackend{
BackendId: input.Backends[i].Id,
BackendType: input.Backends[i].BackendType,
BackendRole: input.Backends[i].BackendRole,
Weight: input.Backends[i].Weight,
Address: input.Backends[i].Address,
Port: input.Backends[i].Port,
}
backend.Name = input.Backends[i].Name
backend.BackendGroupId = lbbg.Id
backend.Status = api.LB_STATUS_ENABLED
if backend.BackendType == api.LB_BACKEND_GUEST {
backend.Name = fmt.Sprintf("%s-%s-%s", lbbg.Name, backend.BackendType, backend.Name)
}
backend.SetModelManager(LoadbalancerBackendManager, backend)
LoadbalancerBackendManager.TableSpec().Insert(ctx, backend)
}
lbbg.StartLoadBalancerBackendGroupCreateTask(ctx, userCred, "")
}
func (lbbg *SLoadbalancerBackendGroup) StartLoadBalancerBackendGroupCreateTask(ctx context.Context, userCred mcclient.TokenCredential, parentTaskId string) {
lbbg.SetStatus(ctx, userCred, api.LB_CREATING, "")
err := func() error {
task, err := taskman.TaskManager.NewTask(ctx, "LoadbalancerLoadbalancerBackendGroupCreateTask", lbbg, userCred, nil, parentTaskId, "", nil)
if err != nil {
return errors.Wrapf(err, "NewTask")
}
return task.ScheduleRun(nil)
}()
if err != nil {
lbbg.SetStatus(ctx, userCred, api.LB_CREATE_FAILED, err.Error())
}
}
func (self *SLoadbalancerBackendGroup) RealDelete(ctx context.Context, userCred mcclient.TokenCredential) error {
backends, err := self.GetBackends()
if err != nil {
return err
}
for i := range backends {
err := backends[i].RealDelete(ctx, userCred)
if err != nil {
return errors.Wrapf(err, "RealDelete backend %s", backends[i].Id)
}
}
return self.SStatusStandaloneResourceBase.Delete(ctx, userCred)
}
func (lbbg *SLoadbalancerBackendGroup) PerformPurge(ctx context.Context, userCred mcclient.TokenCredential, query jsonutils.JSONObject, data jsonutils.JSONObject) (jsonutils.JSONObject, error) {
parasm := jsonutils.NewDict()
parasm.Add(jsonutils.JSONTrue, "purge")
return nil, lbbg.StartLoadBalancerBackendGroupDeleteTask(ctx, userCred, parasm, "")
}
func (lbbg *SLoadbalancerBackendGroup) CustomizeDelete(ctx context.Context, userCred mcclient.TokenCredential, query jsonutils.JSONObject, data jsonutils.JSONObject) error {
lbbg.SetStatus(ctx, userCred, api.LB_STATUS_DELETING, "")
return lbbg.StartLoadBalancerBackendGroupDeleteTask(ctx, userCred, jsonutils.NewDict(), "")
}
func (lbbg *SLoadbalancerBackendGroup) StartLoadBalancerBackendGroupDeleteTask(ctx context.Context, userCred mcclient.TokenCredential, params *jsonutils.JSONDict, parentTaskId string) error {
task, err := taskman.TaskManager.NewTask(ctx, "LoadbalancerBackendGroupDeleteTask", lbbg, userCred, params, parentTaskId, "", nil)
if err != nil {
return errors.Wrapf(err, "NewTask")
}
return task.ScheduleRun(nil)
}
func (lbbg *SLoadbalancerBackendGroup) Delete(ctx context.Context, userCred mcclient.TokenCredential) error {
return nil
}
func (lbbg *SLoadbalancerBackendGroup) GetListener() *SLoadbalancerListener {
ret := &SLoadbalancerListener{}
err := LoadbalancerListenerManager.Query().Equals("backend_group_id", lbbg.Id).First(ret)
if err != nil {
return nil
}
return ret
}
func (lbbg *SLoadbalancerBackendGroup) GetListenerCount() (int, error) {
return LoadbalancerListenerManager.Query().Equals("backend_group_id", lbbg.Id).CountWithError()
}
func (lbbg *SLoadbalancerBackendGroup) GetBackendsParams() ([]cloudprovider.SLoadbalancerBackend, error) {
backends, err := lbbg.GetBackends()
if err != nil {
return nil, err
}
ret := make([]cloudprovider.SLoadbalancerBackend, len(backends))
for i := range backends {
b := backends[i]
externalId := ""
guest := b.GetGuest()
if guest != nil {
externalId = guest.GetExternalId()
}
ret[i] = cloudprovider.SLoadbalancerBackend{
Weight: b.Weight,
Port: b.Port,
Id: b.Id,
Name: b.Name,
ExternalId: externalId,
BackendType: b.BackendType,
BackendRole: b.BackendRole,
Address: b.Address,
}
}
return ret, nil
}
func (lbbg *SLoadbalancerBackendGroup) GetICloudLoadbalancerBackendGroup(ctx context.Context) (cloudprovider.ICloudLoadbalancerBackendGroup, error) {
if len(lbbg.ExternalId) == 0 {
return nil, errors.Wrapf(cloudprovider.ErrNotFound, "empty external id")
}
lb, err := lbbg.GetLoadbalancer()
if err != nil {
return nil, errors.Wrapf(err, "GetLoadbalacer")
}
iregion, err := lb.GetIRegion(ctx)
if err != nil {
return nil, err
}
ilb, err := iregion.GetILoadBalancerById(lb.GetExternalId())
if err != nil {
return nil, err
}
ilbbg, err := ilb.GetILoadBalancerBackendGroupById(lbbg.ExternalId)
if err != nil {
return nil, err
}
return ilbbg, nil
}
func (lb *SLoadbalancer) SyncLoadbalancerBackendgroups(ctx context.Context, userCred mcclient.TokenCredential, provider *SCloudprovider, exts []cloudprovider.ICloudLoadbalancerBackendGroup) ([]SLoadbalancerBackendGroup, []cloudprovider.ICloudLoadbalancerBackendGroup, compare.SyncResult) {
lockman.LockRawObject(ctx, LoadbalancerBackendGroupManager.Keyword(), lb.Id)
defer lockman.ReleaseRawObject(ctx, LoadbalancerBackendGroupManager.Keyword(), lb.Id)
localLbgs := []SLoadbalancerBackendGroup{}
remoteLbbgs := []cloudprovider.ICloudLoadbalancerBackendGroup{}
syncResult := compare.SyncResult{}
dbRes, err := lb.GetLoadbalancerBackendgroups()
if err != nil {
syncResult.Error(err)
return nil, nil, syncResult
}
removed := []SLoadbalancerBackendGroup{}
commondb := []SLoadbalancerBackendGroup{}
commonext := []cloudprovider.ICloudLoadbalancerBackendGroup{}
added := []cloudprovider.ICloudLoadbalancerBackendGroup{}
err = compare.CompareSets(dbRes, exts, &removed, &commondb, &commonext, &added)
if err != nil {
syncResult.Error(err)
return nil, nil, syncResult
}
for i := 0; i < len(removed); i++ {
err = removed[i].syncRemove(ctx, userCred)
if err != nil {
syncResult.DeleteError(err)
continue
}
syncResult.Delete()
}
for i := 0; i < len(commondb); i++ {
err = commondb[i].SyncWithCloudLoadbalancerBackendgroup(ctx, userCred, lb, commonext[i])
if err != nil {
syncResult.UpdateError(err)
continue
}
localLbgs = append(localLbgs, commondb[i])
remoteLbbgs = append(remoteLbbgs, commonext[i])
syncResult.Update()
}
for i := 0; i < len(added); i++ {
lbbg, err := lb.newFromCloudLoadbalancerBackendgroup(ctx, userCred, added[i])
if err != nil {
syncResult.AddError(err)
continue
}
localLbgs = append(localLbgs, *lbbg)
remoteLbbgs = append(remoteLbbgs, added[i])
syncResult.Add()
}
return localLbgs, remoteLbbgs, syncResult
}
func (lbbg *SLoadbalancerBackendGroup) syncRemove(ctx context.Context, userCred mcclient.TokenCredential) error {
lockman.LockObject(ctx, lbbg)
defer lockman.ReleaseObject(ctx, lbbg)
notifyclient.EventNotify(ctx, userCred, notifyclient.SEventNotifyParam{
Obj: lbbg,
Action: notifyclient.ActionSyncDelete,
})
return lbbg.RealDelete(ctx, userCred)
}
func (lbbg *SLoadbalancerBackendGroup) SyncWithCloudLoadbalancerBackendgroup(
ctx context.Context,
userCred mcclient.TokenCredential,
lb *SLoadbalancer,
ext cloudprovider.ICloudLoadbalancerBackendGroup,
) error {
diff, err := db.UpdateWithLock(ctx, lbbg, func() error {
lbbg.Type = ext.GetType()
lbbg.Status = ext.GetStatus()
lbbg.Scheduler = ext.GetScheduler()
if hcId := ext.GetHealthCheckId(); hcId != "" {
hc, err := db.FetchByExternalIdAndManagerId(LoadbalancerHealthCheckManager, hcId, func(q *sqlchemy.SQuery) *sqlchemy.SQuery {
return q.Equals("manager_id", lb.ManagerId)
})
if err == nil {
lbbg.LoadbalancerHealthCheckId = hc.GetId()
}
}
return nil
})
if err != nil {
return err
}
if len(diff) > 0 {
notifyclient.EventNotify(ctx, userCred, notifyclient.SEventNotifyParam{
Obj: lbbg,
Action: notifyclient.ActionSyncUpdate,
})
}
if account := lb.GetCloudaccount(); account != nil {
syncMetadata(ctx, userCred, lbbg, ext, account.ReadOnly)
}
db.OpsLog.LogSyncUpdate(lbbg, diff, userCred)
if ext.IsDefault() {
diff, err := db.UpdateWithLock(ctx, lb, func() error {
lb.BackendGroupId = lbbg.Id
return nil
})
if err != nil {
log.Errorf("failed to set backendgroup id for lb %s error: %v", lb.Name, err)
return err
}
db.OpsLog.LogEvent(lb, db.ACT_UPDATE, diff, userCred)
}
return err
}
func (lb *SLoadbalancer) newFromCloudLoadbalancerBackendgroup(
ctx context.Context,
userCred mcclient.TokenCredential,
ext cloudprovider.ICloudLoadbalancerBackendGroup,
) (*SLoadbalancerBackendGroup, error) {
lbbg := &SLoadbalancerBackendGroup{}
lbbg.SetModelManager(LoadbalancerBackendGroupManager, lbbg)
lbbg.LoadbalancerId = lb.Id
lbbg.ExternalId = ext.GetGlobalId()
lbbg.Type = ext.GetType()
lbbg.Status = ext.GetStatus()
lbbg.Scheduler = ext.GetScheduler()
lbbg.Name = ext.GetName()
if hcId := ext.GetHealthCheckId(); hcId != "" {
hc, err := db.FetchByExternalIdAndManagerId(LoadbalancerHealthCheckManager, hcId, func(q *sqlchemy.SQuery) *sqlchemy.SQuery {
return q.Equals("manager_id", lb.ManagerId)
})
if err == nil {
lbbg.LoadbalancerHealthCheckId = hc.GetId()
}
}
err := LoadbalancerBackendGroupManager.TableSpec().Insert(ctx, lbbg)
if err != nil {
return nil, errors.Wrapf(err, "Insert")
}
notifyclient.EventNotify(ctx, userCred, notifyclient.SEventNotifyParam{
Obj: lbbg,
Action: notifyclient.ActionSyncCreate,
})
db.OpsLog.LogEvent(lbbg, db.ACT_CREATE, lbbg.GetShortDesc(ctx), userCred)
if ext.IsDefault() {
_, err := db.Update(lb, func() error {
lb.BackendGroupId = lbbg.Id
return nil
})
if err != nil {
log.Errorf("failed to set backendgroup id for lb %s error: %v", lb.Name, err)
}
}
return lbbg, nil
}
func (lbbg *SLoadbalancerBackendGroup) GetHealthCheck() (*SLoadbalancerHealthCheck, error) {
obj, err := db.FetchById(LoadbalancerHealthCheckManager, lbbg.LoadbalancerHealthCheckId)
if err != nil {
return nil, errors.Wrap(err, "FetchById")
}
return obj.(*SLoadbalancerHealthCheck), nil
}
func (manager *SLoadbalancerBackendGroupManager) ListItemExportKeys(ctx context.Context,
q *sqlchemy.SQuery,
userCred mcclient.TokenCredential,
keys stringutils2.SSortedStrings,
) (*sqlchemy.SQuery, error) {
var err error
q, err = manager.SStatusStandaloneResourceBaseManager.ListItemExportKeys(ctx, q, userCred, keys)
if err != nil {
return nil, errors.Wrap(err, "SStatusStandaloneResourceBaseManager.ListItemExportKeys")
}
if keys.ContainsAny(manager.SLoadbalancerResourceBaseManager.GetExportKeys()...) {
q, err = manager.SLoadbalancerResourceBaseManager.ListItemExportKeys(ctx, q, userCred, keys)
if err != nil {
return nil, errors.Wrap(err, "SLoadbalancerResourceBaseManager.ListItemExportKeys")
}
}
return q, nil
}
func (man *SLoadbalancerBackendGroupManager) InitializeData() error {
return nil
}