feat: output path should be empty, prevent seed peer copy file to out…

…put path (#3019)

Signed-off-by: Gaius <gaius.qi@gmail.com>

go.mod

@@ -3,7 +3,7 @@ module d7y.io/dragonfly/v2
 go 1.21
 
 require (
-	d7y.io/api/v2 v2.0.76
+	d7y.io/api/v2 v2.0.79
 	github.com/MysteriousPotato/go-lockable v1.0.0
 	github.com/RichardKnop/machinery v1.10.6
 	github.com/Showmax/go-fqdn v1.0.0

go.sum

@@ -51,8 +51,8 @@ cloud.google.com/go/storage v1.6.0/go.mod h1:N7U0C8pVQ/+NIKOBQyamJIeKQKkZ+mxpohl
 cloud.google.com/go/storage v1.8.0/go.mod h1:Wv1Oy7z6Yz3DshWRJFhqM/UCfaWIRTdp0RXyy7KQOVs=
 cloud.google.com/go/storage v1.10.0/go.mod h1:FLPqc6j+Ki4BU591ie1oL6qBQGu2Bl/tZ9ullr3+Kg0=
 cloud.google.com/go/storage v1.14.0/go.mod h1:GrKmX003DSIwi9o29oFT7YDnHYwZoctc3fOKtUw0Xmo=
-d7y.io/api/v2 v2.0.76 h1:pDFvUNWSaK/wIkUfF8akxnH8DdtvPxNcrN5kUDBflnQ=
-d7y.io/api/v2 v2.0.76/go.mod h1:hiZRuNTy1Tiv7+peJkYloDPm0Sq9GlPTVaiKb2UOhhU=
+d7y.io/api/v2 v2.0.79 h1:dKZoqhAOk6/0Lfjh5jMYIzF7tpGrLgd4jwhOBI954J4=
+d7y.io/api/v2 v2.0.79/go.mod h1:hiZRuNTy1Tiv7+peJkYloDPm0Sq9GlPTVaiKb2UOhhU=
 dmitri.shuralyov.com/gpu/mtl v0.0.0-20190408044501-666a987793e9/go.mod h1:H6x//7gZCb22OMCxBHrMx7a5I7Hp++hsVxbQ4BYO7hU=
 dmitri.shuralyov.com/gpu/mtl v0.0.0-20201218220906-28db891af037/go.mod h1:H6x//7gZCb22OMCxBHrMx7a5I7Hp++hsVxbQ4BYO7hU=
 github.com/Azure/azure-sdk-for-go v16.2.1+incompatible/go.mod h1:9XXNKU+eRnpl9moKnB4QOLf1HestfXbmab5FXxiDBjc=

scheduler/service/service_v2.go

@@ -848,6 +848,10 @@ func (v *V2) handleRegisterPeerRequest(ctx context.Context, stream schedulerv2.S
 		// If trigger the seed peer download back-to-source,
 		// the need back-to-source flag should be true.
 		download.NeedBackToSource = true
+
+		// Output path should be empty, prevent the seed peer
+		// copy file to output path.
+		download.OutputPath = nil
 		if err := v.downloadTaskBySeedPeer(ctx, taskID, download, peer); err != nil {
 			// Collect RegisterPeerFailureCount metrics.
 			metrics.RegisterPeerFailureCount.WithLabelValues(priority.String(), peer.Task.Type.String(),