use wait group not stopper

peer/http3/server.go

@@ -11,6 +11,7 @@ import (
 	"math/big"
 	"net/http"
 	"strconv"
+	"sync"
 	"time"
 
 	"github.com/lbryio/reflector.go/internal/metrics"
@@ -70,11 +71,10 @@ func (s *Server) Start(address string) error {
 	}
 	r := mux.NewRouter()
 	r.HandleFunc("/get/{hash}", func(w http.ResponseWriter, r *http.Request) {
-		waiter := stop.New()
+		waiter := &sync.WaitGroup{}
+		waiter.Add(1)
 		enqueue(&blobRequest{request: r, reply: w, finished: waiter})
-		select {
+		waiter.Wait()
-		case <-waiter.Ch():
-		}
 	})
 	r.HandleFunc("/has/{hash}", func(w http.ResponseWriter, r *http.Request) {
 		vars := mux.Vars(r)

peer/http3/worker.go

@@ -2,6 +2,7 @@ package http3
 
 import (
 	"net/http"
+	"sync"
 
 	"github.com/lbryio/reflector.go/internal/metrics"
 
@@ -11,7 +12,7 @@ import (
 type blobRequest struct {
 	request  *http.Request
 	reply    http.ResponseWriter
-	finished *stop.Group
+	finished *sync.WaitGroup
 }
 
 var getReqCh = make(chan *blobRequest)