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109 lines
2.7 KiB
Go
109 lines
2.7 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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"encoding/json"
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"fmt"
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"io/ioutil"
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"path/filepath"
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"yunion.io/x/jsonutils"
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agentutils "yunion.io/x/onecloud/pkg/lbagent/utils"
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"yunion.io/x/onecloud/pkg/mcclient"
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)
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const (
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CORPUS_VERSION = "v1"
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)
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type LoadbalancerCorpus struct {
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CorpusVersion string
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*ModelSets
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ModelSetsMaxUpdatedAt *ModelSetsMaxUpdatedAt
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}
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func NewEmptyLoadbalancerCorpus() *LoadbalancerCorpus {
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return &LoadbalancerCorpus{
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CorpusVersion: CORPUS_VERSION,
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ModelSets: NewModelSets(),
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ModelSetsMaxUpdatedAt: NewModelSetsMaxUpdatedAt(),
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}
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}
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func (b *LoadbalancerCorpus) SyncModelSets(s *mcclient.ClientSession, batchSize int) (*ModelSetsUpdateResult, error) {
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mss := b.ModelSetList()
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mssNews := NewModelSets()
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for i, msNew := range mssNews.ModelSetList() {
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minUpdatedAt := ModelSetMaxUpdatedAt(mss[i])
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err := GetModels(&GetModelsOptions{
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ClientSession: s,
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ModelManager: msNew.ModelManager(),
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MinUpdatedAt: minUpdatedAt,
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ModelSet: msNew,
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BatchListSize: batchSize,
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})
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if err != nil {
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return nil, err
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}
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}
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r := b.ModelSets.ApplyUpdates(mssNews)
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b.ModelSetsMaxUpdatedAt = r.ModelSetsMaxUpdatedAt
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return r, nil
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}
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func (b *LoadbalancerCorpus) MaxSeenUpdatedAtParams() *jsonutils.JSONDict {
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mssmua := b.ModelSetsMaxUpdatedAt
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return jsonutils.Marshal(mssmua).(*jsonutils.JSONDict)
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}
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func (b *LoadbalancerCorpus) SaveDir(dir string) error {
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d, err := json.Marshal(b)
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if err != nil {
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return err
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}
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p := filepath.Join(dir, "corpus")
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err = ioutil.WriteFile(p, d, agentutils.FileModeFileSensitive)
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return err
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}
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func (b *LoadbalancerCorpus) LoadDir(dir string) error {
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p := filepath.Join(dir, "corpus")
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d, err := ioutil.ReadFile(p)
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if err != nil {
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return err
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}
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err = json.Unmarshal(d, b)
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if err != nil {
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return err
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}
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// version for updating
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if ver := b.CorpusVersion; ver != CORPUS_VERSION {
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b.Reset()
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return fmt.Errorf("%s: corpus version %s != %s", p, ver, CORPUS_VERSION)
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}
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correct := b.join()
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if !correct {
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return fmt.Errorf("%s: corpus data has inconsistencies", p)
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}
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return nil
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}
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func (b *LoadbalancerCorpus) Reset() {
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bb := NewEmptyLoadbalancerCorpus()
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*b = *bb
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}
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