Keep volume labels when cloning

vm/internal/handler/clone.go

@@ -2,6 +2,7 @@ package handler
 
 import (
 	"fmt"
+	volumetypes "github.com/docker/docker/api/types/volume"
 	"io"
 	"net/http"
 	"os"
@@ -71,6 +72,19 @@ func (h *Handler) CloneVolume(ctx echo.Context) error {
 		return err
 	}
 
+	// Create destination volume with the same labels as the source volume
+	volInspect, err := cli.VolumeInspect(ctx.Request().Context(), volumeName)
+	if err != nil {
+		return err
+	}
+	_, err = cli.VolumeCreate(ctx.Request().Context(), volumetypes.VolumeCreateBody{
+		Labels: volInspect.Labels,
+		Name:   destVolume,
+	})
+	if err != nil {
+		return err
+	}
+
 	// Clone
 	resp, err := cli.ContainerCreate(ctx.Request().Context(), &container.Config{
 		Image:        internal.BusyboxImage,

vm/internal/handler/clone_test.go

@@ -50,6 +50,11 @@ func TestCloneVolume(t *testing.T) {
 	_, err := cli.VolumeCreate(c.Request().Context(), volumetypes.VolumeCreateBody{
 		Driver: "local",
 		Name:   volume,
+		Labels: map[string]string{
+			"com.docker.compose.project": "my-compose-project",
+			"com.docker.compose.version": "2.10.2",
+			"com.docker.compose.volume":  "foo-bar",
+		},
 	})
 	if err != nil {
 		t.Fatal(err)
@@ -99,4 +104,14 @@ func TestCloneVolume(t *testing.T) {
 	sizes := backend.GetVolumesSize(context.Background(), dockerClient, destVolume)
 	require.Equal(t, int64(16000), sizes[destVolume].Bytes)
 	require.Equal(t, "16.0 kB", sizes[destVolume].Human)
+
+	// Check volume labels
+	volInspect, err := cli.VolumeInspect(context.Background(), destVolume)
+	if err != nil {
+		t.Fatal(err)
+	}
+	require.Len(t, volInspect.Labels, 3)
+	require.Equal(t, "my-compose-project", volInspect.Labels["com.docker.compose.project"])
+	require.Equal(t, "2.10.2", volInspect.Labels["com.docker.compose.version"])
+	require.Equal(t, "foo-bar", volInspect.Labels["com.docker.compose.volume"])
 }