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sync subscribe()

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This commit is contained in:
Chris Lu 2020-05-17 17:33:53 -07:00
parent 95ca9dd8a2
commit 3a57aef7a9
1 changed files with 8 additions and 1 deletions
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9
weed/messaging/msgclient/subscriber.go
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@ -4,6 +4,7 @@ import (
"context" "context"
"io" "io"
"time" "time"
"sync"
"github.com/chrislusf/seaweedfs/weed/messaging/broker" "github.com/chrislusf/seaweedfs/weed/messaging/broker"
"github.com/chrislusf/seaweedfs/weed/pb/messaging_pb" "github.com/chrislusf/seaweedfs/weed/pb/messaging_pb"
@ -97,11 +98,17 @@ func doSubscribe(subscriberClient messaging_pb.SeaweedMessaging_SubscribeClient,
// Subscribe starts goroutines to process the messages // Subscribe starts goroutines to process the messages
func (s *Subscriber) Subscribe(processFn func(m *messaging_pb.Message)) { func (s *Subscriber) Subscribe(processFn func(m *messaging_pb.Message)) {
var wg sync.WaitGroup
for i := 0; i < len(s.subscriberClients); i++ { for i := 0; i < len(s.subscriberClients); i++ {
if s.subscriberClients[i] != nil { if s.subscriberClients[i] != nil {
go doSubscribe(s.subscriberClients[i], processFn) wg.Add(1)
go func() {
defer wg.Done()
doSubscribe(s.subscriberClients[i], processFn)
}()
} }
} }
wg.Wait()
} }
func (s *Subscriber) Shutdown() { func (s *Subscriber) Shutdown() {