103 lines
2.0 KiB
Go
103 lines
2.0 KiB
Go
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package service
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import (
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"context"
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"encoding/json"
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"sync"
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"time"
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"go-common/app/job/main/feed/conf"
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"go-common/app/job/main/feed/dao"
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"go-common/app/job/main/feed/model"
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feed "go-common/app/service/main/feed/rpc/client"
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"go-common/library/conf/env"
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"go-common/library/log"
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"go-common/library/queue/databus"
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)
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type Service struct {
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c *conf.Config
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dao *dao.Dao
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archiveSub *databus.Databus
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arcUpMo int64
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feedRPC *feed.Service
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waiter *sync.WaitGroup
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}
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// New is feed service implementation.
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func New(c *conf.Config) (s *Service) {
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s = &Service{
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c: c,
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dao: dao.New(c),
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archiveSub: databus.New(c.ArchiveSub),
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feedRPC: feed.New(c.FeedRPC),
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waiter: new(sync.WaitGroup),
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}
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// arc databus consumer
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s.waiter.Add(1)
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go s.arcConsumeproc()
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go s.checkConsumeproc()
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return s
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}
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// arcConsumeproc consumer archive
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func (s *Service) arcConsumeproc() {
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var (
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msgs = s.archiveSub.Messages()
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err error
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)
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defer s.waiter.Done()
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for {
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msg, ok := <-msgs
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if !ok {
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log.Info("arc databus Consumer exit")
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return
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}
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s.arcUpMo++
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dao.PromInfo("消费稿件变更")
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msg.Commit()
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m := &model.Message{}
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if err = json.Unmarshal(msg.Value, m); err != nil {
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log.Error("json.Unmarshal(%s) error(%v)", msg.Value, err)
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continue
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}
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if m.Table != "archive" {
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continue
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}
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s.archiveUpdate(m.Action, m.New, m.Old)
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}
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}
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// checkConsumeproc check consumer stat
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func (s *Service) checkConsumeproc() {
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if env.DeployEnv != env.DeployEnvProd {
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return
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}
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var arcMo int64
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for {
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time.Sleep(1 * time.Minute)
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if s.arcUpMo-arcMo == 0 {
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msg := "feed-job arhieve did not consume within a minute"
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s.dao.SendSMS(msg)
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log.Warn(msg)
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}
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arcMo = s.arcUpMo
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}
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}
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// Close Databus consumer close.
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func (s *Service) Close() error {
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return s.archiveSub.Close()
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}
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// Wait goroutinue to close
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func (s *Service) Wait() {
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s.waiter.Wait()
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}
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// Ping check server ok
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func (s *Service) Ping(c context.Context) error {
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return s.dao.Ping(c)
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}
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