bug fix

Author: Jose Villalta

ecs-agent/netlib/network_builder.go

@@ -102,6 +102,8 @@ func (nb *networkBuilder) Start(
 		err = nb.startAWSVPC(ctx, taskID, netNS)
 	case types.NetworkModeHost:
 		err = nb.platformAPI.HandleHostMode()
+	case "daemon-bridge":
+		err = nb.platformAPI.ConfigureDaemonNetNS(netNS)
 	default:
 		err = errors.New("invalid network mode: " + string(mode))
 	}

ecs-agent/netlib/platform/managed_linux.go

@@ -416,25 +416,19 @@ func (m *managedLinux) configureDaemonNetNS(ctx context.Context, taskID string,
 		return errors.New("invalid transition state encountered: " + netNS.DesiredState.String())
 	}
 
-	// Create the network namespace and setup DNS configuration within the netns.
-	// This has to happen before any CNI plugin is executed.
-	if netNS.KnownState == status.NetworkNone &&
-		netNS.DesiredState == status.NetworkReadyPull {
-
-		logger.Debug("Creating netns: " + netNS.Path)
-		// Create network namespace on the host.
-		err = m.CreateNetNS(netNS.Path)
-		if err != nil {
-			return err
-		}
+	logger.Debug("Creating netns: " + netNS.Path)
+	// Create network namespace on the host.
+	err = m.CreateNetNS(netNS.Path)
+	if err != nil {
+		return err
+	}
 
-		logger.Debug("Creating DNS config files")
+	logger.Debug("Creating DNS config files")
 
-		// Create necessary DNS config files for the netns.
-		err = m.CreateDNSConfig(taskID, netNS)
-		if err != nil {
-			return err
-		}
+	// Create necessary DNS config files for the netns.
+	err = m.CreateDNSConfig(taskID, netNS)
+	if err != nil {
+		return err
 	}
 
 	// Create MI-Bridge