X-Git-Url: https://git.opendaylight.org/gerrit/gitweb?a=blobdiff_plain;f=opendaylight%2Fmd-sal%2Feos-dom-akka%2Fsrc%2Fmain%2Fjava%2Forg%2Fopendaylight%2Fcontroller%2Feos%2Fakka%2FDataCenterControl.java;fp=opendaylight%2Fmd-sal%2Feos-dom-akka%2Fsrc%2Fmain%2Fjava%2Forg%2Fopendaylight%2Fcontroller%2Feos%2Fakka%2FDataCenterControl.java;h=cb9cff97adedba706bcb275f7dc4f4573fa38acc;hb=55d8c678f2e25c8b9e78b3dad686de287b4ae5ea;hp=0000000000000000000000000000000000000000;hpb=9424ca135f6f29183d8708c85485035572818289;p=controller.git

diff --git a/opendaylight/md-sal/eos-dom-akka/src/main/java/org/opendaylight/controller/eos/akka/DataCenterControl.java b/opendaylight/md-sal/eos-dom-akka/src/main/java/org/opendaylight/controller/eos/akka/DataCenterControl.java
new file mode 100644
index 0000000000..cb9cff97ad
--- /dev/null
+++ b/opendaylight/md-sal/eos-dom-akka/src/main/java/org/opendaylight/controller/eos/akka/DataCenterControl.java
@@ -0,0 +1,39 @@
+/*
+ * Copyright (c) 2021 PANTHEON.tech, s.r.o. and others.  All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+package org.opendaylight.controller.eos.akka;
+
+import com.google.common.annotations.Beta;
+import com.google.common.util.concurrent.ListenableFuture;
+import org.eclipse.jdt.annotation.NonNull;
+import org.opendaylight.yangtools.yang.common.Empty;
+
+/**
+ * Service used to bring up/down the NativeEos service in individual datacenters.
+ * Active datacenter in native eos terms means that the candidates from this datacenter can become owners of entities.
+ * Additionally the singleton component makings ownership decisions, runs only in an active datacenter.
+ *
+ * <p>
+ * Caller must make sure that only one datacenter is active at a time, otherwise the singleton actors
+ * in each datacenter will interfere with each other. The methods provided byt this service can be called
+ * on any node from the datacenter to be activated. Datacenters only need to brought up when using non-default
+ * datacenter or multiple datacenters.
+ */
+@Beta
+public interface DataCenterControl {
+    /**
+     * Activates the native eos service in the datacenter that this method is called.
+     */
+    @NonNull ListenableFuture<Empty> activateDataCenter();
+
+    /**
+     * Deactivates the native eos service in the datacenter that this method is called.
+     *
+     * @return Completion future
+     */
+    @NonNull ListenableFuture<Empty> deactivateDataCenter();
+}