go-common/app/job/live/wallet/service/service.go

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2019-04-22 10:49:16 +00:00
package Service
import (
"context"
"encoding/json"
"strings"
"sync"
"time"
"go-common/app/job/live/wallet/conf"
"go-common/app/job/live/wallet/dao"
"go-common/app/job/live/wallet/model"
"go-common/library/log"
"go-common/library/queue/databus"
)
// Service struct
type Service struct {
c *conf.Config
dao *dao.Dao
userSub *databus.Databus
waiter *sync.WaitGroup
userUpMo int64
}
// New init
func New(c *conf.Config) (s *Service) {
s = &Service{
c: c,
dao: dao.New(c),
userSub: databus.New(c.UserSub),
waiter: new(sync.WaitGroup),
}
s.waiter.Add(1)
go s.userCanalConsumeproc()
go s.checkUserCanalConsumeproc()
return s
}
// Ping Service
func (s *Service) Ping(c context.Context) (err error) {
return s.dao.Ping(c)
}
// Close Service
func (s *Service) Close() {
defer s.waiter.Wait()
s.userSub.Close()
s.dao.Close()
}
// Wait goroutinue to close
func (s *Service) Wait() {
s.waiter.Wait()
}
// expCanalConsumeproc consumer archive
func (s *Service) userCanalConsumeproc() {
var (
msgs = s.userSub.Messages()
err error
)
defer s.waiter.Done()
for {
msg, ok := <-msgs
if !ok {
log.Info("userCanal databus Consumer exit")
return
}
s.userUpMo++
msg.Commit()
m := &model.Message{}
//log.Info("canal message %s", msg.Value)
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_") || (m.Action != "update" && m.Action != "insert") {
continue
}
s.mergeData(m.New, m.Old, m.Action)
}
}
// checkConsumeproc check consumer stat
func (s *Service) checkUserCanalConsumeproc() {
if s.c.Env != "pro" {
return
}
var userMo int64
for {
time.Sleep(1 * time.Minute)
if s.userUpMo-userMo == 0 {
msg := "live-wallet-job userCanal did not consume within a minute"
//s.dao.SendSMS(msg)
log.Warn(msg)
}
userMo = s.userUpMo
}
}