enable --iidfile for podman-remote build

for podman-remote build operations, the iidfile, when used, needs to write the file to the client's local filesystem.

Signed-off-by: baude <bbaude@redhat.com>

pkg/domain/infra/tunnel/images.go

@@ -306,7 +306,22 @@ func (ir *ImageEngine) Config(_ context.Context) (*config.Config, error) {
 }
 
 func (ir *ImageEngine) Build(_ context.Context, containerFiles []string, opts entities.BuildOptions) (*entities.BuildReport, error) {
-	return images.Build(ir.ClientCxt, containerFiles, opts)
+	report, err := images.Build(ir.ClientCxt, containerFiles, opts)
+	if err != nil {
+		return nil, err
+	}
+	// For remote clients, if the option for writing to a file was
+	// selected, we need to write to the *client's* filesystem.
+	if len(opts.IIDFile) > 0 {
+		f, err := os.Create(opts.IIDFile)
+		if err != nil {
+			return nil, err
+		}
+		if _, err := f.WriteString(report.ID); err != nil {
+			return nil, err
+		}
+	}
+	return report, nil
 }
 
 func (ir *ImageEngine) Tree(ctx context.Context, nameOrID string, opts entities.ImageTreeOptions) (*entities.ImageTreeReport, error) {

test/e2e/build_test.go

@@ -179,8 +179,6 @@ var _ = Describe("Podman build", func() {
 	})
 
 	It("podman build basic alpine and print id to external file", func() {
-		SkipIfRemote()
-
 		// Switch to temp dir and restore it afterwards
 		cwd, err := os.Getwd()
 		Expect(err).To(BeNil())