mirror of
https://github.com/yunionio/cloudpods.git
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433 lines
14 KiB
Go
433 lines
14 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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"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/sqlchemy"
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"yunion.io/x/onecloud/pkg/apis"
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api "yunion.io/x/onecloud/pkg/apis/compute"
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"yunion.io/x/onecloud/pkg/cloudcommon/db"
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"yunion.io/x/onecloud/pkg/cloudcommon/validators"
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"yunion.io/x/onecloud/pkg/httperrors"
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"yunion.io/x/onecloud/pkg/mcclient"
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"yunion.io/x/onecloud/pkg/util/stringutils2"
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)
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type SLoadbalancerClusterManager struct {
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db.SStandaloneResourceBaseManager
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SZoneResourceBaseManager
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SWireResourceBaseManager
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}
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var LoadbalancerClusterManager *SLoadbalancerClusterManager
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func init() {
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LoadbalancerClusterManager = &SLoadbalancerClusterManager{
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SStandaloneResourceBaseManager: db.NewStandaloneResourceBaseManager(
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SLoadbalancerCluster{},
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"loadbalancerclusters_tbl",
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"loadbalancercluster",
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"loadbalancerclusters",
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),
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}
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LoadbalancerClusterManager.SetVirtualObject(LoadbalancerClusterManager)
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}
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type SLoadbalancerCluster struct {
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db.SStandaloneResourceBase
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SZoneResourceBase
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SWireResourceBase `width:"36" charset:"ascii" nullable:"true" list:"admin" create:"optional" update:"admin"`
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//WireId string `width:"36" charset:"ascii" nullable:"true" list:"admin" create:"optional" update:"admin"`
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}
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// 负载均衡集群列表
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func (man *SLoadbalancerClusterManager) ListItemFilter(
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ctx context.Context,
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q *sqlchemy.SQuery,
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userCred mcclient.TokenCredential,
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query api.LoadbalancerClusterListInput,
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) (*sqlchemy.SQuery, error) {
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var err error
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q, err = man.SStandaloneResourceBaseManager.ListItemFilter(ctx, q, userCred, query.StandaloneResourceListInput)
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if err != nil {
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return nil, errors.Wrap(err, "SStandaloneResourceBaseManager.ListItemFilter")
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}
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q, err = man.SZoneResourceBaseManager.ListItemFilter(ctx, q, userCred, query.ZonalFilterListInput)
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if err != nil {
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return nil, errors.Wrap(err, "SZoneResourceBaseManager.ListItemFilter")
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}
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wireQuery := api.WireFilterListInput{
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WireFilterListBase: query.WireFilterListBase,
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}
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q, err = man.SWireResourceBaseManager.ListItemFilter(ctx, q, userCred, wireQuery)
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if err != nil {
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return nil, errors.Wrap(err, "SWireResourceBaseManager.ListItemFilter")
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}
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return q, nil
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}
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func (man *SLoadbalancerClusterManager) OrderByExtraFields(
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ctx context.Context,
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q *sqlchemy.SQuery,
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userCred mcclient.TokenCredential,
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query api.LoadbalancerClusterListInput,
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) (*sqlchemy.SQuery, error) {
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var err error
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q, err = man.SStandaloneResourceBaseManager.OrderByExtraFields(ctx, q, userCred, query.StandaloneResourceListInput)
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if err != nil {
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return nil, errors.Wrap(err, "SStandaloneResourceBaseManager.OrderByExtraFields")
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}
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q, err = man.SZoneResourceBaseManager.OrderByExtraFields(ctx, q, userCred, query.ZonalFilterListInput)
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if err != nil {
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return nil, errors.Wrap(err, "SZoneResourceBaseManager.OrderByExtraFields")
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}
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wireQuery := api.WireFilterListInput{
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WireFilterListBase: query.WireFilterListBase,
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}
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q, err = man.SWireResourceBaseManager.OrderByExtraFields(ctx, q, userCred, wireQuery)
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if err != nil {
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return nil, errors.Wrap(err, "SWireResourceBaseManager.OrderByExtraFields")
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}
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return q, nil
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}
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func (man *SLoadbalancerClusterManager) QueryDistinctExtraField(q *sqlchemy.SQuery, field string) (*sqlchemy.SQuery, error) {
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var err error
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q, err = man.SStandaloneResourceBaseManager.QueryDistinctExtraField(q, field)
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if err == nil {
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return q, nil
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}
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q, err = man.SZoneResourceBaseManager.QueryDistinctExtraField(q, field)
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if err == nil {
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return q, nil
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}
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q, err = man.SWireResourceBaseManager.QueryDistinctExtraField(q, field)
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if err == nil {
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return q, nil
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}
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return q, httperrors.ErrNotFound
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}
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func (man *SLoadbalancerClusterManager) ValidateCreateData(ctx context.Context, userCred mcclient.TokenCredential, ownerId mcclient.IIdentityProvider, query jsonutils.JSONObject, data *jsonutils.JSONDict) (*jsonutils.JSONDict, error) {
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zoneV := validators.NewModelIdOrNameValidator("zone", "zone", ownerId)
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wireV := validators.NewModelIdOrNameValidator("wire", "wire", ownerId)
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vs := []validators.IValidator{
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zoneV,
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wireV.Optional(true),
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}
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for _, v := range vs {
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if err := v.Validate(data); err != nil {
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return nil, err
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}
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}
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zone := zoneV.Model.(*SZone)
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if zone.ExternalId != "" {
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return nil, httperrors.NewInputParameterError("allow only internal zone, got %s(%s)", zone.Name, zone.Id)
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}
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if wireV.Model != nil {
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wire := wireV.Model.(*SWire)
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if wire.ZoneId != zone.Id {
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return nil, httperrors.NewInputParameterError("wire zone must match zone parameter, got %s, want %s(%s)",
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wire.ZoneId, zone.Name, zone.Id)
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}
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}
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input := apis.StandaloneResourceCreateInput{}
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err := data.Unmarshal(&input)
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if err != nil {
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return nil, httperrors.NewInternalServerError("unmarshal StandaloneResourceCreateInput fail %s", err)
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}
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input, err = man.SStandaloneResourceBaseManager.ValidateCreateData(ctx, userCred, ownerId, query, input)
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if err != nil {
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return nil, err
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}
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data.Update(jsonutils.Marshal(input))
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return data, nil
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}
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func (lbc *SLoadbalancerCluster) ValidateUpdateData(ctx context.Context, userCred mcclient.TokenCredential, query jsonutils.JSONObject, data *jsonutils.JSONDict) (*jsonutils.JSONDict, error) {
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wireV := validators.NewModelIdOrNameValidator("wire", "wire", lbc.GetOwnerId())
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wireV.Optional(true)
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if err := wireV.Validate(data); err != nil {
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return nil, err
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}
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if wireV.Model != nil {
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wire := wireV.Model.(*SWire)
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if wire.ZoneId != lbc.ZoneId {
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return nil, httperrors.NewInputParameterError("zone of wire must be %s, got %s", lbc.ZoneId, wire.ZoneId)
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}
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var from string
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if lbc.WireId != "" {
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from = "from " + lbc.WireId + " "
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}
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log.Infof("changing wire attribute of lbcluster %s(%s) %sto %s(%s)",
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lbc.Name, lbc.Id, from, wire.Name, wire.Id)
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}
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input := apis.StandaloneResourceBaseUpdateInput{}
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err := data.Unmarshal(&input)
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if err != nil {
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return nil, errors.Wrap(err, "Unmarshal")
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}
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input, err = lbc.SStandaloneResourceBase.ValidateUpdateData(ctx, userCred, query, input)
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if err != nil {
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return nil, errors.Wrap(err, "SStandaloneResourceBase.ValidateUpdateData")
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}
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data.Update(jsonutils.Marshal(input))
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return data, nil
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}
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func (lbc *SLoadbalancerCluster) ValidateDeleteCondition(ctx context.Context) error {
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men := []db.IModelManager{
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LoadbalancerManager,
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}
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lbcId := lbc.Id
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for _, man := range men {
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t := man.TableSpec().Instance()
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pdF := t.Field("pending_deleted")
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n, err := t.Query().
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Equals("cluster_id", lbcId).
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Filter(sqlchemy.OR(sqlchemy.IsNull(pdF), sqlchemy.IsFalse(pdF))).
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CountWithError()
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if err != nil {
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return httperrors.NewInternalServerError("get lbcluster refcount fail %v", err)
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}
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if n > 0 {
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return httperrors.NewResourceBusyError("lbcluster %s(%s) is still referred to by %d %s",
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lbcId, lbc.Name, n, man.KeywordPlural())
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}
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}
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return lbc.SStandaloneResourceBase.ValidateDeleteCondition(ctx)
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}
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func (lbc *SLoadbalancerCluster) GetExtraDetails(
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ctx context.Context,
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userCred mcclient.TokenCredential,
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query jsonutils.JSONObject,
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isList bool,
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) (api.LoadbalancerClusterDetails, error) {
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return api.LoadbalancerClusterDetails{}, nil
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}
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func (man *SLoadbalancerClusterManager) FetchCustomizeColumns(
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ctx context.Context,
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userCred mcclient.TokenCredential,
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query jsonutils.JSONObject,
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objs []interface{},
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fields stringutils2.SSortedStrings,
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isList bool,
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) []api.LoadbalancerClusterDetails {
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rows := make([]api.LoadbalancerClusterDetails, len(objs))
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stdRows := man.SStandaloneResourceBaseManager.FetchCustomizeColumns(ctx, userCred, query, objs, fields, isList)
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zoneRows := man.SZoneResourceBaseManager.FetchCustomizeColumns(ctx, userCred, query, objs, fields, isList)
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wireRows := man.SWireResourceBaseManager.FetchCustomizeColumns(ctx, userCred, query, objs, fields, isList)
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for i := range rows {
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rows[i] = api.LoadbalancerClusterDetails{
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StandaloneResourceDetails: stdRows[i],
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ZoneResourceInfo: zoneRows[i],
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WireResourceInfoBase: wireRows[i].WireResourceInfoBase,
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}
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}
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return rows
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}
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func (lbc *SLoadbalancerCluster) CustomizeDelete(ctx context.Context, userCred mcclient.TokenCredential, query jsonutils.JSONObject, data jsonutils.JSONObject) error {
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lbagents := []SLoadbalancerAgent{}
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q := LoadbalancerAgentManager.Query().Equals("cluster_id", lbc.Id)
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if err := db.FetchModelObjects(LoadbalancerAgentManager, q, &lbagents); err != nil {
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return errors.Wrapf(err, "lbcluster %s(%s): find lbagents", lbc.Name, lbc.Id)
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}
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for i := range lbagents {
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lbagent := &lbagents[i]
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if err := lbagent.ValidateDeleteCondition(ctx); err != nil {
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return errors.Wrapf(err, "lbagent %s(%s): validate delete", lbagent.Name, lbagent.Id)
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}
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if err := lbagent.CustomizeDelete(ctx, userCred, query, data); err != nil {
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return errors.Wrapf(err, "lbagent %s(%s): customize delete", lbagent.Name, lbagent.Id)
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}
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lbagent.PreDelete(ctx, userCred)
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if err := lbagent.Delete(ctx, userCred); err != nil {
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return errors.Wrapf(err, "lbagent %s(%s): delete", lbagent.Name, lbagent.Id)
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}
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lbagent.PostDelete(ctx, userCred)
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}
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return lbc.SStandaloneResourceBase.CustomizeDelete(ctx, userCred, query, data)
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}
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func (man *SLoadbalancerClusterManager) FindByZoneId(zoneId string) []SLoadbalancerCluster {
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r := []SLoadbalancerCluster{}
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q := man.Query().Equals("zone_id", zoneId)
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if err := db.FetchModelObjects(man, q, &r); err != nil {
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log.Errorf("find lbclusters by zone_id %s: %v", zoneId, err)
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return nil
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}
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return r
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}
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func (man *SLoadbalancerClusterManager) findByVrrpRouterIdInZone(zoneId string, routerId int) (*SLoadbalancerCluster, error) {
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var r *SLoadbalancerCluster
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peerClusters := man.FindByZoneId(zoneId)
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for i := range peerClusters {
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peerCluster := &peerClusters[i]
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peerClusterLbagents, err := man.getLoadbalancerAgents(peerCluster.Id)
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if err != nil {
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return nil, httperrors.NewGeneralError(err)
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}
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for j := range peerClusterLbagents {
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peerClusterLbagent := &peerClusterLbagents[j]
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if peerClusterLbagent.Params.Vrrp.VirtualRouterId == routerId {
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if r != nil {
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return nil, httperrors.NewInternalServerError("lbclusters %s(%s) and %s(%s) has conflict virtual_router_id: %d ", r.Name, r.Id, peerCluster.Name, peerCluster.Id, routerId)
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}
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r = peerCluster
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break
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}
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}
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}
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return r, nil
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}
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func (man *SLoadbalancerClusterManager) getLoadbalancerAgents(clusterId string) ([]SLoadbalancerAgent, error) {
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r := []SLoadbalancerAgent{}
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q := LoadbalancerAgentManager.Query().Equals("cluster_id", clusterId)
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err := db.FetchModelObjects(LoadbalancerAgentManager, q, &r)
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if err != nil {
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return nil, err
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}
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return r, nil
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}
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func (man *SLoadbalancerClusterManager) InitializeData() error {
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// find existing lb with empty clusterid
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lbs := []SLoadbalancer{}
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lbQ := LoadbalancerManager.Query()
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vpcs := VpcManager.Query().SubQuery()
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lbQ = lbQ.Join(vpcs, sqlchemy.Equals(lbQ.Field("vpc_id"), vpcs.Field("id")))
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lbQ = lbQ.Filter(sqlchemy.IsFalse(lbQ.Field("pending_deleted")))
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lbQ = lbQ.Filter(sqlchemy.IsNullOrEmpty(vpcs.Field("manager_id")))
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lbQ = lbQ.Filter(sqlchemy.IsNullOrEmpty(lbQ.Field("cluster_id")))
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if err := db.FetchModelObjects(LoadbalancerManager, lbQ, &lbs); err != nil {
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return errors.Wrap(err, "find lb with empty cluster_id")
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}
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// create 1 cluster for each zone
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zoneCluster := map[string]*SLoadbalancerCluster{}
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for i := range lbs {
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lb := &lbs[i]
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zoneId := lb.ZoneId
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if zoneId == "" {
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// just in case
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log.Warningf("found lb with empty zone_id: %s(%s)", lb.Name, lb.Id)
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continue
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}
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lbc, ok := zoneCluster[zoneId]
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if !ok {
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lbcs := man.FindByZoneId(zoneId)
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if len(lbcs) == 0 {
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m, err := db.NewModelObject(man)
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if err != nil {
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return errors.Wrap(err, "new model object")
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}
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lbc = m.(*SLoadbalancerCluster)
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lbc.Name = "auto-lbc-" + zoneId
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lbc.ZoneId = zoneId
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if err := man.TableSpec().Insert(context.TODO(), lbc); err != nil {
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return errors.Wrap(err, "insert lbcluster model")
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}
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} else {
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if len(lbcs) > 1 {
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log.Infof("zone %s has %d lbclusters, select one", zoneId, len(lbcs))
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}
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lbc = &lbcs[0]
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}
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zoneCluster[zoneId] = lbc
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}
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if _, err := db.UpdateWithLock(context.Background(), lb, func() error {
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lb.ClusterId = lbc.Id
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return nil
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}); err != nil {
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return errors.Wrapf(err, "lb %s(%s): assign cluster: %s(%s)", lb.Name, lb.Name, lbc.Name, lbc.Id)
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}
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}
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// associate existing lbagents with the cluster
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if len(zoneCluster) > 1 {
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log.Warningf("found %d zones with lb not assigned to any lbcluster, skip assigning lbagent to lbcluster", len(zoneCluster))
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return nil
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}
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for _, lbc := range zoneCluster {
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lbagents := []SLoadbalancerAgent{}
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q := LoadbalancerAgentManager.Query().
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IsNullOrEmpty("cluster_id")
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if err := db.FetchModelObjects(LoadbalancerAgentManager, q, &lbagents); err != nil {
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return errors.Wrap(err, "find lbagents with empty cluster_id")
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}
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for i := range lbagents {
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lbagent := &lbagents[i]
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if _, err := db.UpdateWithLock(context.Background(), lbagent, func() error {
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lbagent.ClusterId = lbc.Id
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return nil
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}); err != nil {
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return errors.Wrapf(err, "lbagent %s(%s): assign cluster: %s(%s)",
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lbagent.Name, lbagent.Id, lbc.Name, lbc.Id)
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}
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}
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}
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return nil
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}
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func (manager *SLoadbalancerClusterManager) ListItemExportKeys(ctx context.Context,
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q *sqlchemy.SQuery,
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userCred mcclient.TokenCredential,
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keys stringutils2.SSortedStrings,
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) (*sqlchemy.SQuery, error) {
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var err error
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q, err = manager.SStandaloneResourceBaseManager.ListItemExportKeys(ctx, q, userCred, keys)
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if err != nil {
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return nil, errors.Wrap(err, "SStandaloneResourceBaseManager.ListItemExportKeys")
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}
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if keys.ContainsAny(manager.SZoneResourceBaseManager.GetExportKeys()...) {
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q, err = manager.SZoneResourceBaseManager.ListItemExportKeys(ctx, q, userCred, keys)
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if err != nil {
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return nil, errors.Wrap(err, "SZoneResourceBaseManager.ListItemExportKeys")
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}
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}
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if keys.Contains("wire") {
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q, err = manager.SWireResourceBaseManager.ListItemExportKeys(ctx, q, userCred, stringutils2.NewSortedStrings([]string{"wire"}))
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if err != nil {
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return nil, errors.Wrap(err, "SWireResourceBaseManager.ListItemExportKeys")
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}
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}
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return q, nil
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}
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