Allow native snapshotter on Darwin

Signed-off-by: Maksym Pavlenko <pavlenko.maksym@gmail.com>

diff/apply/apply_darwin.go

@@ -0,0 +1,40 @@
+/*
+   Copyright The containerd Authors.
+
+   Licensed under the Apache License, Version 2.0 (the "License");
+   you may not use this file except in compliance with the License.
+   You may obtain a copy of the License at
+
+       http://www.apache.org/licenses/LICENSE-2.0
+
+   Unless required by applicable law or agreed to in writing, software
+   distributed under the License is distributed on an "AS IS" BASIS,
+   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+   See the License for the specific language governing permissions and
+   limitations under the License.
+*/
+
+package apply
+
+import (
+	"context"
+	"io"
+
+	"github.com/containerd/containerd/archive"
+	"github.com/containerd/containerd/mount"
+)
+
+func apply(ctx context.Context, mounts []mount.Mount, r io.Reader) error {
+	// We currently do not support mounts nor bind mounts on MacOS in the containerd daemon.
+	// Using this as an exception to enable native snapshotter and allow further research.
+	if len(mounts) == 1 && mounts[0].Type == "bind" {
+		path := mounts[0].Source
+		_, err := archive.Apply(ctx, path, r)
+		return err
+	}
+
+	return mount.WithTempMount(ctx, mounts, func(root string) error {
+		_, err := archive.Apply(ctx, root, r)
+		return err
+	})
+}

diff/apply/apply_other.go

@@ -1,5 +1,5 @@
-//go:build !linux
-// +build !linux
+//go:build !linux && !darwin
+// +build !linux,!darwin
 
 /*
    Copyright The containerd Authors.