1 files changed, 17 insertions, 0 deletions
diff --git a/net/dns/noop.go b/net/dns/noop.go
new file mode 100644
index 000000000..35c07a232
--- /dev/null
+++ b/net/dns/noop.go
@@ -0,0 +1,17 @@
+// Copyright (c) 2020 Tailscale Inc & AUTHORS All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package dns
+
+type noopManager struct{}
+
+// Up implements managerImpl.
+func (m noopManager) Up(Config) error { return nil }
+
+// Down implements managerImpl.
+func (m noopManager) Down() error { return nil }
+
+func newNoopManager(mconfig ManagerConfig) managerImpl {
+	return noopManager{}
+}