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// Copyright 2016 Yahoo Inc. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.vespa.clustercontroller.core;
import com.yahoo.jrt.*;
import com.yahoo.jrt.StringValue;
import com.yahoo.vdslib.state.NodeState;
import com.yahoo.vdslib.state.State;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
public class WantedStateTest extends FleetControllerTest {
private Supervisor supervisor;
@Before
public void setUp() {
supervisor = new Supervisor(new Transport());
}
@After
public void tearDown() throws Exception {
if (supervisor != null) {
supervisor.transport().shutdown().join();
supervisor = null;
}
super.tearDown();
}
public void setWantedState(DummyVdsNode node, State state, String reason) {
NodeState ns = new NodeState(node.getType(), state);
if (reason != null) ns.setDescription(reason);
Target connection = supervisor.connect(new Spec(fleetController.getRpcPort()));
Request req = new Request("setNodeState");
req.parameters().add(new StringValue(node.getSlobrokName()));
req.parameters().add(new StringValue(ns.serialize()));
connection.invokeSync(req, timeoutS);
if (req.isError()) {
assertTrue("Failed to invoke setNodeState(): " + req.errorCode() + ": " + req.errorMessage(), false);
}
if (!req.checkReturnTypes("s")) {
assertTrue("Failed to invoke setNodeState(): Invalid return types.", false);
}
}
@Test
public void testSettingStorageNodeMaintenanceAndBack() throws Exception {
startingTest("WantedStateTest::testSettingStorageNodeMaintenanceAndBack()");
setUpFleetController(true, new FleetControllerOptions("mycluster"));
setUpVdsNodes(true, new DummyVdsNodeOptions());
waitForStableSystem();
setWantedState(nodes.get(1), State.MAINTENANCE, null);
waitForState("version:\\d+ distributor:10 storage:10 .0.s:m");
setWantedState(nodes.get(1), State.UP, null);
waitForState("version:\\d+ distributor:10 storage:10");
}
@Test
public void testOverridingWantedStateOtherReason() throws Exception {
startingTest("WantedStateTest::testOverridingWantedStateOtherReason()");
setUpFleetController(true, new FleetControllerOptions("mycluster"));
setUpVdsNodes(true, new DummyVdsNodeOptions());
waitForStableSystem();
setWantedState(nodes.get(1), State.MAINTENANCE, "Foo");
waitForState("version:\\d+ distributor:10 storage:10 .0.s:m");
assertEquals("Foo", fleetController.getWantedNodeState(nodes.get(1).getNode()).getDescription());
setWantedState(nodes.get(1), State.MAINTENANCE, "Bar");
waitForCompleteCycle();
assertEquals("Bar", fleetController.getWantedNodeState(nodes.get(1).getNode()).getDescription());
setWantedState(nodes.get(1), State.UP, null);
waitForState("version:\\d+ distributor:10 storage:10");
}
}
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