[ONOS-7054] Implement prototype of ISSU protocol
Change-Id: Id543c0de9c97b68f977c824cbc987b35d81beb2d
diff --git a/core/net/src/test/java/org/onosproject/upgrade/impl/UpgradeManagerTest.java b/core/net/src/test/java/org/onosproject/upgrade/impl/UpgradeManagerTest.java
new file mode 100644
index 0000000..4137744
--- /dev/null
+++ b/core/net/src/test/java/org/onosproject/upgrade/impl/UpgradeManagerTest.java
@@ -0,0 +1,240 @@
+/*
+ * Copyright 2017-present Open Networking Foundation
+ *
+ * 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 org.onosproject.upgrade.impl;
+
+import java.util.Arrays;
+import java.util.List;
+import java.util.Set;
+import java.util.concurrent.atomic.AtomicInteger;
+import java.util.stream.Collectors;
+
+import org.junit.Test;
+import org.onlab.packet.IpAddress;
+import org.onosproject.cluster.UnifiedClusterServiceAdapter;
+import org.onosproject.cluster.ControllerNode;
+import org.onosproject.cluster.DefaultControllerNode;
+import org.onosproject.cluster.NodeId;
+import org.onosproject.core.Version;
+import org.onosproject.core.VersionServiceAdapter;
+import org.onosproject.store.service.AsyncAtomicValue;
+import org.onosproject.store.service.AsyncAtomicValueAdapter;
+import org.onosproject.store.service.AtomicValue;
+import org.onosproject.store.service.AtomicValueAdapter;
+import org.onosproject.store.service.AtomicValueBuilder;
+import org.onosproject.store.service.CoordinationServiceAdapter;
+import org.onosproject.upgrade.Upgrade;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertTrue;
+import static org.junit.Assert.fail;
+
+/**
+ * Upgrade manager test.
+ */
+public class UpgradeManagerTest {
+
+ /**
+ * Creates a new upgrade manager to test.
+ *
+ * @param version the local node version
+ * @param state the initial upgrade state
+ * @param versions a list of controller node versions
+ * @return the activated upgrade manager
+ */
+ @SuppressWarnings("unchecked")
+ private UpgradeManager createUpgradeManager(Version version, Upgrade state, List<Version> versions) {
+ UpgradeManager upgradeManager = new UpgradeManager();
+ upgradeManager.clusterService = new UnifiedClusterServiceAdapter() {
+ @Override
+ public Set<ControllerNode> getNodes() {
+ AtomicInteger nodeCounter = new AtomicInteger();
+ return versions.stream()
+ .map(v -> {
+ int nodeId = nodeCounter.getAndIncrement();
+ return new DefaultControllerNode(
+ NodeId.nodeId(String.valueOf(nodeId)),
+ IpAddress.valueOf("127.0.0.1"),
+ nodeId);
+ })
+ .collect(Collectors.toSet());
+ }
+
+ @Override
+ public ControllerNode.State getState(NodeId nodeId) {
+ return ControllerNode.State.READY;
+ }
+
+ @Override
+ public Version getVersion(NodeId nodeId) {
+ return versions.get(Integer.parseInt(nodeId.id()));
+ }
+ };
+
+ upgradeManager.versionService = new VersionServiceAdapter() {
+ @Override
+ public Version version() {
+ return version;
+ }
+ };
+
+ upgradeManager.coordinationService = new CoordinationServiceAdapter() {
+ @Override
+ public <V> AtomicValueBuilder<V> atomicValueBuilder() {
+ return new AtomicValueBuilder<V>() {
+ @Override
+ public AsyncAtomicValue<V> build() {
+ return new AsyncAtomicValueAdapter() {
+ @Override
+ public AtomicValue asAtomicValue() {
+ return new AtomicValueAdapter() {
+ private Object value = state;
+
+ @Override
+ public void set(Object value) {
+ this.value = value;
+ }
+
+ @Override
+ public Object get() {
+ return value;
+ }
+
+ @Override
+ public boolean compareAndSet(Object expect, Object update) {
+ if ((value == null && expect == null)
+ || (value != null && value.equals(expect))) {
+ value = update;
+ return true;
+ }
+ return false;
+ }
+ };
+ }
+ };
+ }
+ };
+ }
+ };
+
+ upgradeManager.activate();
+ return upgradeManager;
+ }
+
+ @Test
+ public void testFailedCommit() throws Exception {
+ UpgradeManager upgradeManager = createUpgradeManager(
+ Version.version("1.0.0"),
+ new Upgrade(Version.version("1.0.0"), Version.version("1.0.0"), Upgrade.Status.INACTIVE),
+ Arrays.asList(Version.version("1.0.0"), Version.version("1.0.0"), Version.version("1.0.1")));
+
+ assertEquals(Upgrade.Status.INACTIVE, upgradeManager.getState().status());
+ assertTrue(upgradeManager.isLocalActive());
+ assertFalse(upgradeManager.isLocalUpgraded());
+
+ upgradeManager.initialize();
+
+ assertEquals(Upgrade.Status.INITIALIZED, upgradeManager.getState().status());
+ assertEquals(Version.version("1.0.0"), upgradeManager.getState().source());
+ assertEquals(Version.version("1.0.0"), upgradeManager.getState().target());
+ assertEquals(Version.version("1.0.0"), upgradeManager.getVersion());
+ assertTrue(upgradeManager.isLocalActive());
+ assertFalse(upgradeManager.isLocalUpgraded());
+
+ upgradeManager.upgrade();
+ assertEquals(Upgrade.Status.UPGRADED, upgradeManager.getState().status());
+
+ try {
+ upgradeManager.commit();
+ fail();
+ } catch (IllegalStateException e) {
+ }
+ }
+
+ @Test
+ public void testSuccessfulCommit() throws Exception {
+ UpgradeManager upgradeManager = createUpgradeManager(
+ Version.version("1.0.1"),
+ new Upgrade(Version.version("1.0.0"), Version.version("1.0.1"), Upgrade.Status.UPGRADED),
+ Arrays.asList(Version.version("1.0.1"), Version.version("1.0.1"), Version.version("1.0.1")));
+
+ assertEquals(Upgrade.Status.UPGRADED, upgradeManager.getState().status());
+ assertTrue(upgradeManager.isLocalActive());
+ assertTrue(upgradeManager.isLocalUpgraded());
+
+ upgradeManager.commit();
+ assertEquals(Upgrade.Status.INACTIVE, upgradeManager.getState().status());
+ }
+
+ @Test
+ public void testFailedReset() throws Exception {
+ UpgradeManager upgradeManager = createUpgradeManager(
+ Version.version("1.0.0"),
+ new Upgrade(Version.version("1.0.0"), Version.version("1.0.1"), Upgrade.Status.INITIALIZED),
+ Arrays.asList(Version.version("1.0.0"), Version.version("1.0.0"), Version.version("1.0.1")));
+
+ assertEquals(Upgrade.Status.INITIALIZED, upgradeManager.getState().status());
+ assertEquals(Version.version("1.0.0"), upgradeManager.getState().source());
+ assertEquals(Version.version("1.0.1"), upgradeManager.getState().target());
+ assertEquals(Version.version("1.0.0"), upgradeManager.getVersion());
+ assertTrue(upgradeManager.isLocalActive());
+ assertFalse(upgradeManager.isLocalUpgraded());
+
+ upgradeManager.upgrade();
+ assertEquals(Upgrade.Status.UPGRADED, upgradeManager.getState().status());
+ assertEquals(Version.version("1.0.1"), upgradeManager.getVersion());
+
+ upgradeManager.rollback();
+ assertEquals(Upgrade.Status.ROLLED_BACK, upgradeManager.getState().status());
+
+ try {
+ upgradeManager.reset();
+ fail();
+ } catch (IllegalStateException e) {
+ }
+ }
+
+ @Test
+ public void testSuccessfulResetFromInitialized() throws Exception {
+ UpgradeManager upgradeManager = createUpgradeManager(
+ Version.version("1.0.0"),
+ new Upgrade(Version.version("1.0.0"), Version.version("1.0.0"), Upgrade.Status.INITIALIZED),
+ Arrays.asList(Version.version("1.0.0"), Version.version("1.0.0"), Version.version("1.0.0")));
+
+ assertEquals(Upgrade.Status.INITIALIZED, upgradeManager.getState().status());
+ assertTrue(upgradeManager.isLocalActive());
+ assertFalse(upgradeManager.isLocalUpgraded());
+
+ upgradeManager.reset();
+ assertEquals(Upgrade.Status.INACTIVE, upgradeManager.getState().status());
+ }
+
+ @Test
+ public void testSuccessfulResetFromRolledBack() throws Exception {
+ UpgradeManager upgradeManager = createUpgradeManager(
+ Version.version("1.0.0"),
+ new Upgrade(Version.version("1.0.0"), Version.version("1.0.1"), Upgrade.Status.ROLLED_BACK),
+ Arrays.asList(Version.version("1.0.0"), Version.version("1.0.0"), Version.version("1.0.0")));
+
+ assertEquals(Upgrade.Status.ROLLED_BACK, upgradeManager.getState().status());
+ assertTrue(upgradeManager.isLocalActive());
+ assertFalse(upgradeManager.isLocalUpgraded());
+
+ upgradeManager.reset();
+ assertEquals(Upgrade.Status.INACTIVE, upgradeManager.getState().status());
+ }
+
+}