Exemple #1
0
func (file *File) Removexattr(req *fuse.RemovexattrRequest, intr fs.Intr) fuse.Error {
	err := syscallx.Removexattr(file.Path, req.Name)

	if err != nil {
		fmt.Printf("Err removing attr: %s\n", err)
		return err
	}

	return nil
}
Exemple #2
0
func (n *Node) Removexattr(ctx context.Context, req *fuse.RemovexattrRequest) error {
	defer trace(NewRemovexattrOp(req, n.path))
	// TODO: this needs to be improved, since the behavior of Removexattr depends
	// on the previous existance of the attribute. The return code of the operation
	// is governed by the flags. See bazil.org/fuse/syscallx.Removexattr comments.
	_, err := syscallx.Getxattr(n.path, req.Name, []byte{})
	if err == nil {
		// TODO: There is already an attribute with that name. Should return
		// the expected error code according to the request's flags
		err = syscallx.Removexattr(n.path, req.Name)
		return osErrorToFuseError(err)
	}
	return nil
}
Exemple #3
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func TestRemovexattr(t *testing.T) {
	t.Parallel()
	f := &removexattr{}
	mnt, err := fstestutil.MountedT(t, childMapFS{"child": f})
	if err != nil {
		t.Fatal(err)
	}
	defer mnt.Close()

	err = syscallx.Removexattr(mnt.Dir+"/child", "greeting")
	if err != nil {
		t.Errorf("unexpected error: %v", err)
		return
	}

	want := fuse.RemovexattrRequest{Name: "greeting"}
	if g, e := f.RecordedRemovexattr(), want; g != e {
		t.Errorf("removexattr saw %v, want %v", g, e)
	}
}
Exemple #4
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func Remove(path string, key string) error {
	return syscallx.Removexattr(path, key)
}
Exemple #5
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func TestXattr(t *testing.T) {
	condSkip(t)
	inEmptyMutDir(t, func(env *mountEnv, rootDir string) {
		name1 := filepath.Join(rootDir, "1")
		attr1 := "attr1"
		attr2 := "attr2"

		contents := []byte("Some file contents")

		if err := ioutil.WriteFile(name1, contents, 0644); err != nil {
			t.Fatal(err)
		}

		buf := make([]byte, 8192)
		// list empty
		n, err := syscallx.Listxattr(name1, buf)
		if err != nil {
			t.Errorf("Error in initial listxattr: %v", err)
		}
		if n != 0 {
			t.Errorf("Expected zero-length xattr list, got %q", buf[:n])
		}

		// get missing
		n, err = syscallx.Getxattr(name1, attr1, buf)
		if err == nil {
			t.Errorf("Expected error getting non-existent xattr, got %q", buf[:n])
		}

		// Set (two different attributes)
		err = syscallx.Setxattr(name1, attr1, []byte("hello1"), 0)
		if err != nil {
			t.Fatalf("Error setting xattr: %v", err)
		}
		err = syscallx.Setxattr(name1, attr2, []byte("hello2"), 0)
		if err != nil {
			t.Fatalf("Error setting xattr: %v", err)
		}
		// Alternate value for first attribute
		err = syscallx.Setxattr(name1, attr1, []byte("hello1a"), 0)
		if err != nil {
			t.Fatalf("Error setting xattr: %v", err)
		}

		// list attrs
		n, err = syscallx.Listxattr(name1, buf)
		if err != nil {
			t.Errorf("Error in initial listxattr: %v", err)
		}
		m := parseXattrList(buf[:n])
		if !(len(m) == 2 && m[attr1] && m[attr2]) {
			t.Errorf("Missing an attribute: %q", buf[:n])
		}

		// Remove attr
		err = syscallx.Removexattr(name1, attr2)
		if err != nil {
			t.Errorf("Failed to remove attr: %v", err)
		}

		// List attrs
		n, err = syscallx.Listxattr(name1, buf)
		if err != nil {
			t.Errorf("Error in initial listxattr: %v", err)
		}
		m = parseXattrList(buf[:n])
		if !(len(m) == 1 && m[attr1]) {
			t.Errorf("Missing an attribute: %q", buf[:n])
		}

		// Get remaining attr
		n, err = syscallx.Getxattr(name1, attr1, buf)
		if err != nil {
			t.Errorf("Error getting attr1: %v", err)
		}
		if string(buf[:n]) != "hello1a" {
			t.Logf("Expected hello1a, got %q", buf[:n])
		}
	})
}