Remove go routine within akms-ckms server

See merge request !89

ekms/internal/akmsCkmsServer/akmsCkmsServer.go

@@ -77,17 +77,13 @@ func ksaReqHandler(ekms *kms.EKMS) http.HandlerFunc {
 			return
 		}
 
-		go func() {
-			select {
-			case <-receiverChan:
-				err = ekms.GenerateAndSendKSAKey(kmsKeyRequest.ReceivingCKMSID, pathId, kmsKeyRequest.RequestID, kmsKeyRequest.KeyProperties.Number)
-				if err != nil {
-					http.Error(w, err.Error(), http.StatusInternalServerError)
-					logrus.Errorf("error generating and sending KSA key: %s", err)
-					return
-				}
-			}
-		}()
+		<-receiverChan
+		err = ekms.GenerateAndSendKSAKey(kmsKeyRequest.ReceivingCKMSID, pathId, kmsKeyRequest.RequestID, kmsKeyRequest.KeyProperties.Number)
+		if err != nil {
+			http.Error(w, err.Error(), http.StatusInternalServerError)
+			logrus.Errorf("error generating and sending KSA key: %s", err)
+			return
+		}
 
 		logrus.Info("requested all keys")
 		w.WriteHeader(http.StatusNoContent)

integration-tests/code/getKSAKeyTest/getKSA_key_test.go

@@ -97,16 +97,18 @@ func TestGetKSAKey(t *testing.T) { //nolint:gocyclo
 		return
 	}
 
-	resp, err := http.Post(url, "application/json", bytes.NewBuffer(jsonData))
-	if err != nil {
-		t.Errorf("Error making HTTP request: %s", err)
-		return
-	}
-	defer resp.Body.Close() //nolint:errcheck
+	go func() {
+		resp, err := http.Post(url, "application/json", bytes.NewBuffer(jsonData))
+		if err != nil {
+			t.Errorf("Error making HTTP request: %s", err)
+			return
+		}
+		defer resp.Body.Close() //nolint:errcheck
 
-	if resp.StatusCode != http.StatusNoContent {
-		t.Errorf("Expected status code 204 No Content, but got %d", resp.StatusCode)
-	}
+		if resp.StatusCode != http.StatusNoContent {
+			t.Errorf("Expected status code 204 No Content, but got %d", resp.StatusCode)
+		}
+	}()
 
 	time.Sleep(time.Duration(2) * time.Second)
 
@@ -205,7 +207,7 @@ func TestGetKSAKey(t *testing.T) { //nolint:gocyclo
 	time.Sleep(time.Duration(2) * time.Second)
 
 	// Get logfile of akms
-	resp, err = http.Get("http://" + logFileURL + "/debug/get_log_file")
+	resp, err := http.Get("http://" + logFileURL + "/debug/get_log_file")
 	if err != nil {
 		t.Errorf("Error making HTTP request: %s", err)
 		return