go-common/app/job/live-userexp/service/service.go
2019-04-22 18:49:16 +08:00

105 lines
1.9 KiB
Go

package service
import (
"context"
"encoding/json"
"strings"
"sync"
"time"
"go-common/app/job/live-userexp/conf"
"go-common/app/job/live-userexp/dao"
"go-common/app/job/live-userexp/model"
"go-common/library/log"
"go-common/library/queue/databus"
)
// Service http service
type Service struct {
c *conf.Config
keys map[string]string
dao *dao.Dao
missch chan func()
expSub *databus.Databus
waiter *sync.WaitGroup
expUpMo int64
}
// New for new service obj
func New(c *conf.Config) *Service {
s := &Service{
c: c,
keys: map[string]string{},
dao: dao.New(c),
missch: make(chan func(), 1024),
expSub: databus.New(c.ExpSub),
waiter: new(sync.WaitGroup),
}
s.waiter.Add(1)
go s.expCanalConsumeproc()
go s.checkExpCanalConsumeproc()
return s
}
// Ping check server ok
func (s *Service) Ping(c context.Context) (err error) {
return s.dao.Ping(c)
}
// Close dao
func (s *Service) Close() {
defer s.waiter.Wait()
s.expSub.Close()
s.dao.Close()
}
// expCanalConsumeproc consumer archive
func (s *Service) expCanalConsumeproc() {
var (
msgs = s.expSub.Messages()
err error
)
defer s.waiter.Done()
for {
msg, ok := <-msgs
if !ok {
log.Info("expCanal databus Consumer exit")
return
}
s.expUpMo++
msg.Commit()
m := &model.Message{}
if err = json.Unmarshal(msg.Value, m); err != nil {
log.Error("json.Unmarshal(%s) error(%v)", msg.Value, err)
continue
}
if !strings.HasPrefix(m.Table, "user_exp_") || m.Action != "update" {
continue
}
s.levelCacheUpdate(m.New, m.Old)
}
}
// checkConsumeproc check consumer stat
func (s *Service) checkExpCanalConsumeproc() {
if s.c.Env != "pro" {
return
}
var expMo int64
for {
time.Sleep(1 * time.Minute)
if s.expUpMo-expMo == 0 {
msg := "live-userexp-job expCanal did not consume within a minute"
//s.dao.SendSMS(msg)
log.Warn(msg)
}
expMo = s.expUpMo
}
}
// Wait goroutinue to close
func (s *Service) Wait() {
s.waiter.Wait()
}