[sandbox] Add clients

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

services.go

@@ -22,12 +22,14 @@ import (
 	imagesapi "github.com/containerd/containerd/api/services/images/v1"
 	introspectionapi "github.com/containerd/containerd/api/services/introspection/v1"
 	namespacesapi "github.com/containerd/containerd/api/services/namespaces/v1"
+	sandboxsapi "github.com/containerd/containerd/api/services/sandbox/v1"
 	"github.com/containerd/containerd/api/services/tasks/v1"
 	"github.com/containerd/containerd/containers"
 	"github.com/containerd/containerd/content"
 	"github.com/containerd/containerd/images"
 	"github.com/containerd/containerd/leases"
 	"github.com/containerd/containerd/namespaces"
+	"github.com/containerd/containerd/sandbox"
 	"github.com/containerd/containerd/services/introspection"
 	"github.com/containerd/containerd/snapshots"
 )
@@ -43,6 +45,8 @@ type services struct {
 	eventService         EventService
 	leasesService        leases.Manager
 	introspectionService introspection.Service
+	sandboxStore         sandbox.Store
+	sandboxController    sandbox.Controller
 }
 
 // ServicesOpt allows callers to set options on the services
@@ -155,3 +159,17 @@ func WithIntrospectionService(in introspection.Service) ServicesOpt {
 		s.introspectionService = in
 	}
 }
+
+// WithSandboxStore sets the sandbox store.
+func WithSandboxStore(client sandboxsapi.StoreClient) ServicesOpt {
+	return func(s *services) {
+		s.sandboxStore = NewRemoteSandboxStore(client)
+	}
+}
+
+// WithSandboxController sets the sandbox controller.
+func WithSandboxController(client sandboxsapi.ControllerClient) ServicesOpt {
+	return func(s *services) {
+		s.sandboxController = NewSandboxRemoteController(client)
+	}
+}