Implement kubevirt router store, manager and codec with unit tests
Change-Id: Ib93a71326aa35b4817f0e6b6c97d5f57b26fe470
diff --git a/apps/kubevirt-networking/app/src/test/java/org/onosproject/kubevirtnetworking/codec/KubevirtRouterCodecTest.java b/apps/kubevirt-networking/app/src/test/java/org/onosproject/kubevirtnetworking/codec/KubevirtRouterCodecTest.java
new file mode 100644
index 0000000..f2b2470
--- /dev/null
+++ b/apps/kubevirt-networking/app/src/test/java/org/onosproject/kubevirtnetworking/codec/KubevirtRouterCodecTest.java
@@ -0,0 +1,113 @@
+/*
+ * Copyright 2021-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.kubevirtnetworking.codec;
+
+import com.fasterxml.jackson.databind.JsonNode;
+import com.fasterxml.jackson.databind.node.ObjectNode;
+import com.google.common.collect.ImmutableMap;
+import com.google.common.collect.ImmutableSet;
+import org.hamcrest.MatcherAssert;
+import org.junit.Before;
+import org.junit.Test;
+import org.onlab.packet.IpAddress;
+import org.onlab.packet.MacAddress;
+import org.onosproject.codec.JsonCodec;
+import org.onosproject.codec.impl.MockCodecContext;
+import org.onosproject.core.CoreService;
+import org.onosproject.kubevirtnetworking.api.DefaultKubevirtRouter;
+import org.onosproject.kubevirtnetworking.api.KubevirtPeerRouter;
+import org.onosproject.kubevirtnetworking.api.KubevirtRouter;
+
+import java.io.IOException;
+import java.io.InputStream;
+
+import static junit.framework.TestCase.assertEquals;
+import static junit.framework.TestCase.assertTrue;
+import static org.easymock.EasyMock.createMock;
+import static org.easymock.EasyMock.expect;
+import static org.easymock.EasyMock.replay;
+import static org.hamcrest.MatcherAssert.assertThat;
+import static org.hamcrest.Matchers.notNullValue;
+import static org.onosproject.kubevirtnetworking.codec.KubevirtRouterJsonMatcher.matchesKubevirtRouter;
+import static org.onosproject.net.NetTestTools.APP_ID;
+
+/**
+ * Unit tests for KubevirtRouter codec.
+ */
+public final class KubevirtRouterCodecTest {
+
+ MockCodecContext context;
+
+ JsonCodec<KubevirtRouter> kubevirtRouterCodec;
+
+ final CoreService mockCoreService = createMock(CoreService.class);
+ private static final String REST_APP_ID = "org.onosproject.rest";
+
+ @Before
+ public void setUp() {
+ context = new MockCodecContext();
+ kubevirtRouterCodec = new KubevirtRouterCodec();
+
+ assertThat(kubevirtRouterCodec, notNullValue());
+ expect(mockCoreService.registerApplication(REST_APP_ID))
+ .andReturn(APP_ID).anyTimes();
+ replay(mockCoreService);
+ context.registerService(CoreService.class, mockCoreService);
+ }
+
+ /**
+ * Tests the kubevirt router encoding.
+ */
+ @Test
+ public void testKubevirtRouterEncode() {
+ KubevirtPeerRouter peerRouter = new KubevirtPeerRouter(IpAddress.valueOf("10.10.10.10"),
+ MacAddress.valueOf("11:22:33:44:55:66"));
+
+ KubevirtRouter router = DefaultKubevirtRouter.builder()
+ .name("router-1")
+ .enableSnat(true)
+ .description("router-1")
+ .internal(ImmutableSet.of("vlan-1"))
+ .external(ImmutableMap.of("10.10.10.20", "flat-1"))
+ .peerRouter(peerRouter)
+ .build();
+
+ ObjectNode routerJson = kubevirtRouterCodec.encode(router, context);
+ assertThat(routerJson, matchesKubevirtRouter(router));
+ }
+
+ @Test
+ public void testKubevirtRouterDecode() throws IOException {
+ KubevirtRouter router = getKubevirtRouter("KubevirtRouter.json");
+
+ assertEquals("router-1", router.name());
+ assertEquals("Example Virtual Router", router.description());
+ assertTrue(router.enableSnat());
+ assertEquals("external-network", router.external().get("192.168.10.5"));
+ assertTrue(router.internal().contains("vxlan-network-1"));
+ assertTrue(router.internal().contains("vxlan-network-2"));
+ assertEquals("192.168.10.1", router.peerRouter().ipAddress().toString());
+ }
+
+ private KubevirtRouter getKubevirtRouter(String resourceName) throws IOException {
+ InputStream jsonStream = KubevirtRouterCodecTest.class.getResourceAsStream(resourceName);
+ JsonNode json = context.mapper().readTree(jsonStream);
+ MatcherAssert.assertThat(json, notNullValue());
+ KubevirtRouter router = kubevirtRouterCodec.decode((ObjectNode) json, context);
+ assertThat(router, notNullValue());
+ return router;
+ }
+}
diff --git a/apps/kubevirt-networking/app/src/test/java/org/onosproject/kubevirtnetworking/codec/KubevirtRouterJsonMatcher.java b/apps/kubevirt-networking/app/src/test/java/org/onosproject/kubevirtnetworking/codec/KubevirtRouterJsonMatcher.java
new file mode 100644
index 0000000..1b394e7
--- /dev/null
+++ b/apps/kubevirt-networking/app/src/test/java/org/onosproject/kubevirtnetworking/codec/KubevirtRouterJsonMatcher.java
@@ -0,0 +1,164 @@
+/*
+ * Copyright 2021-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.kubevirtnetworking.codec;
+
+import com.fasterxml.jackson.databind.JsonNode;
+import com.fasterxml.jackson.databind.node.ArrayNode;
+import com.fasterxml.jackson.databind.node.ObjectNode;
+import org.hamcrest.Description;
+import org.hamcrest.TypeSafeDiagnosingMatcher;
+import org.onosproject.kubevirtnetworking.api.KubevirtRouter;
+
+/**
+ * Hamcrest matcher for kubevirt router interface.
+ */
+public final class KubevirtRouterJsonMatcher extends TypeSafeDiagnosingMatcher<JsonNode> {
+
+ private final KubevirtRouter router;
+ private static final String NAME = "name";
+ private static final String DESCRIPTION = "description";
+ private static final String ENABLE_SNAT = "enableSnat";
+ private static final String INTERNAL = "internal";
+ private static final String EXTERNAL = "external";
+ private static final String PEER_ROUTER = "peerRouter";
+ private static final String IP_ADDRESS = "ip";
+ private static final String MAC_ADDRESS = "mac";
+ private static final String NETWORK = "network";
+
+ private KubevirtRouterJsonMatcher(KubevirtRouter router) {
+ this.router = router;
+ }
+
+ @Override
+ protected boolean matchesSafely(JsonNode jsonNode, Description description) {
+
+ // check name
+ String jsonName = jsonNode.get(NAME).asText();
+ String name = router.name();
+ if (!jsonName.equals(name)) {
+ description.appendText("Name was " + jsonName);
+ return false;
+ }
+
+ // check description
+ JsonNode jsonDescription = jsonNode.get(DESCRIPTION);
+ if (jsonDescription != null) {
+ String myDescription = router.description();
+ if (!jsonDescription.asText().equals(myDescription)) {
+ description.appendText("Description was " + jsonDescription);
+ return false;
+ }
+ }
+
+ // check enable snat
+ JsonNode jsonEnableSnat = jsonNode.get(ENABLE_SNAT);
+ if (jsonEnableSnat != null) {
+ boolean enableSnat = router.enableSnat();
+ if (jsonEnableSnat.asBoolean() != enableSnat) {
+ description.appendText("EnableSNAT was " + jsonEnableSnat);
+ return false;
+ }
+ }
+
+ // check internal
+ JsonNode jsonInternal = jsonNode.get(INTERNAL);
+ if (jsonInternal != null) {
+ if (jsonInternal.size() != router.internal().size()) {
+ description.appendText("Internal networks size was " + jsonInternal.size());
+ return false;
+ }
+
+ for (int networkIndex = 0; networkIndex < jsonInternal.size(); networkIndex++) {
+ boolean networkFound = false;
+ String jsonNetwork = jsonInternal.get(networkIndex).asText();
+ if (router.internal().contains(jsonNetwork)) {
+ networkFound = true;
+ }
+
+ if (!networkFound) {
+ description.appendText("network not found " + jsonNetwork);
+ return false;
+ }
+ }
+ }
+
+ // check external
+ ArrayNode jsonExternal = (ArrayNode) jsonNode.get(EXTERNAL);
+ if (jsonExternal != null) {
+ if (jsonExternal.size() != router.external().size()) {
+ description.appendText("External networks size was " + jsonExternal.size());
+ return false;
+ }
+
+ for (int itemIndex = 0; itemIndex < jsonExternal.size(); itemIndex++) {
+ boolean itemFound = false;
+ ObjectNode jsonItem = (ObjectNode) jsonExternal.get(itemIndex);
+ String jsonIp = jsonItem.get(IP_ADDRESS).asText();
+ String jsonNetwork = jsonItem.get(NETWORK).asText();
+
+ if (router.external().containsKey(jsonIp)) {
+ if (router.external().get(jsonIp).equals(jsonNetwork)) {
+ itemFound = true;
+ }
+ }
+
+ if (!itemFound) {
+ description.appendText("External not found " + jsonItem.toString());
+ return false;
+ }
+ }
+ }
+
+ // check peer router
+ ObjectNode jsonPeerRouter = (ObjectNode) jsonNode.get(PEER_ROUTER);
+ if (jsonPeerRouter != null) {
+ JsonNode jsonIp = jsonPeerRouter.get(IP_ADDRESS);
+
+ if (jsonIp != null) {
+ if (!jsonIp.asText().equals(router.peerRouter().ipAddress().toString())) {
+ description.appendText("Peer router IP was " + jsonIp);
+ return false;
+ }
+ }
+
+ JsonNode jsonMac = jsonPeerRouter.get(MAC_ADDRESS);
+
+ if (jsonMac != null) {
+ if (!jsonMac.asText().equals(router.peerRouter().macAddress().toString())) {
+ description.appendText("Peer router MAC was " + jsonMac);
+ return false;
+ }
+ }
+ }
+
+ return true;
+ }
+
+ @Override
+ public void describeTo(Description description) {
+ description.appendText(router.toString());
+ }
+
+ /**
+ * Factory to allocate a kubevirt router matcher.
+ *
+ * @param router kubevirt router object we are looking for
+ * @return matcher
+ */
+ public static KubevirtRouterJsonMatcher matchesKubevirtRouter(KubevirtRouter router) {
+ return new KubevirtRouterJsonMatcher(router);
+ }
+}
diff --git a/apps/kubevirt-networking/app/src/test/java/org/onosproject/kubevirtnetworking/impl/KubevirtRouterManagerTest.java b/apps/kubevirt-networking/app/src/test/java/org/onosproject/kubevirtnetworking/impl/KubevirtRouterManagerTest.java
new file mode 100644
index 0000000..8a7e553
--- /dev/null
+++ b/apps/kubevirt-networking/app/src/test/java/org/onosproject/kubevirtnetworking/impl/KubevirtRouterManagerTest.java
@@ -0,0 +1,236 @@
+/*
+ * Copyright 2021-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.kubevirtnetworking.impl;
+
+import com.google.common.collect.ImmutableMap;
+import com.google.common.collect.ImmutableSet;
+import com.google.common.collect.Lists;
+import com.google.common.util.concurrent.MoreExecutors;
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Test;
+import org.onlab.junit.TestUtils;
+import org.onlab.packet.IpAddress;
+import org.onlab.packet.MacAddress;
+import org.onosproject.core.ApplicationId;
+import org.onosproject.core.CoreServiceAdapter;
+import org.onosproject.core.DefaultApplicationId;
+import org.onosproject.event.Event;
+import org.onosproject.kubevirtnetworking.api.DefaultKubevirtRouter;
+import org.onosproject.kubevirtnetworking.api.KubevirtPeerRouter;
+import org.onosproject.kubevirtnetworking.api.KubevirtRouter;
+import org.onosproject.kubevirtnetworking.api.KubevirtRouterEvent;
+import org.onosproject.kubevirtnetworking.api.KubevirtRouterListener;
+import org.onosproject.store.service.TestStorageService;
+
+import java.util.List;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertNull;
+import static org.onosproject.kubevirtnetworking.api.KubevirtRouterEvent.Type.KUBEVIRT_ROUTER_CREATED;
+import static org.onosproject.kubevirtnetworking.api.KubevirtRouterEvent.Type.KUBEVIRT_ROUTER_REMOVED;
+import static org.onosproject.kubevirtnetworking.api.KubevirtRouterEvent.Type.KUBEVIRT_ROUTER_UPDATED;
+
+/**
+ * Unit tests for kubernetes router manager.
+ */
+public class KubevirtRouterManagerTest {
+
+ private static final ApplicationId TEST_APP_ID = new DefaultApplicationId(1, "test");
+
+ private static final String ROUTER_NAME = "router-1";
+ private static final String UPDATED_DESCRIPTION = "router-updated";
+
+ private static final MacAddress UPDATED_MAC = MacAddress.valueOf("FF:FF:FF:FF:FF:FF");
+
+ private static final KubevirtRouter ROUTER = DefaultKubevirtRouter.builder()
+ .name(ROUTER_NAME)
+ .description(ROUTER_NAME)
+ .internal(ImmutableSet.of("vxlan-1", "vxlan-2"))
+ .external(ImmutableMap.of("10.10.10.10", "flat"))
+ .enableSnat(true)
+ .peerRouter(new KubevirtPeerRouter(IpAddress.valueOf("20.20.20.20"),
+ MacAddress.valueOf("11:22:33:44:55:66")))
+ .build();
+
+ private static final KubevirtRouter ROUTER_UPDATED = DefaultKubevirtRouter.builder()
+ .name(ROUTER_NAME)
+ .description(UPDATED_DESCRIPTION)
+ .internal(ImmutableSet.of("vxlan-1", "vxlan-2"))
+ .external(ImmutableMap.of("10.10.10.10", "flat"))
+ .enableSnat(true)
+ .peerRouter(new KubevirtPeerRouter(IpAddress.valueOf("20.20.20.20"),
+ MacAddress.valueOf("11:22:33:44:55:66")))
+ .build();
+
+ private final TestKubevirtRouterListener testListener = new TestKubevirtRouterListener();
+
+ private KubevirtRouterManager target;
+ private DistributedKubevirtRouterStore kubevirtRouterStore;
+
+ @Before
+ public void setUp() throws Exception {
+ kubevirtRouterStore = new DistributedKubevirtRouterStore();
+ TestUtils.setField(kubevirtRouterStore, "coreService", new TestCoreService());
+ TestUtils.setField(kubevirtRouterStore, "storageService", new TestStorageService());
+ TestUtils.setField(kubevirtRouterStore, "eventExecutor", MoreExecutors.newDirectExecutorService());
+ kubevirtRouterStore.activate();
+
+ target = new KubevirtRouterManager();
+ TestUtils.setField(target, "coreService", new TestCoreService());
+ target.kubevirtRouterStore = kubevirtRouterStore;
+ target.addListener(testListener);
+ target.activate();
+ }
+
+ @After
+ public void tearDown() {
+ target.removeListener(testListener);
+ kubevirtRouterStore.deactivate();
+ target.deactivate();
+ kubevirtRouterStore = null;
+ target = null;
+ }
+
+ /**
+ * Tests if getting all routers returns correct set of values.
+ */
+ @Test
+ public void testGetRouters() {
+ createBasicRouters();
+ assertEquals("Number of router did not match", 1, target.routers().size());
+ }
+
+ /**
+ * Tests if getting a router with name returns correct value.
+ */
+ @Test
+ public void testGetRouterByName() {
+ createBasicRouters();
+ assertNotNull("Router did not match", target.router(ROUTER_NAME));
+ }
+
+ /**
+ * Tests creating and removing a router, and checks if proper event is triggered.
+ */
+ @Test
+ public void testCreateAndRemoveRouter() {
+ target.createRouter(ROUTER);
+ assertEquals("Number of router did not match", 1, target.routers().size());
+ assertNotNull("Router was not created", target.router(ROUTER_NAME));
+
+ target.removeRouter(ROUTER_NAME);
+ assertEquals("Number of router did not match", 0, target.routers().size());
+ assertNull("Router was not created", target.router(ROUTER_NAME));
+
+ validateEvents(KUBEVIRT_ROUTER_CREATED, KUBEVIRT_ROUTER_REMOVED);
+ }
+
+ /**
+ * Tests creating and updating a port, and checks if proper event is triggered.
+ */
+ @Test
+ public void testCreateAndUpdateRouter() {
+ target.createRouter(ROUTER);
+ assertEquals("Number of router did not match", 1, target.routers().size());
+
+ target.updateRouter(ROUTER_UPDATED);
+ assertEquals("Number of router did not match", 1, target.routers().size());
+ assertEquals("Router did not match", UPDATED_DESCRIPTION, target.router(ROUTER_NAME).description());
+
+ validateEvents(KUBEVIRT_ROUTER_CREATED, KUBEVIRT_ROUTER_UPDATED);
+ }
+
+ /**
+ * Tests updating peer router MAC address.
+ */
+ @Test
+ public void testPeerRouterMacUpdate() {
+ target.createRouter(ROUTER);
+
+ target.updatePeerRouterMac(ROUTER_NAME, UPDATED_MAC);
+ assertEquals("MAC address was not updated", UPDATED_MAC,
+ target.router(ROUTER_NAME).peerRouter().macAddress());
+
+ validateEvents(KUBEVIRT_ROUTER_CREATED, KUBEVIRT_ROUTER_UPDATED);
+ }
+
+ /**
+ * Tests if creating a null router fails with an exception.
+ */
+ @Test(expected = NullPointerException.class)
+ public void testCreateNullRouter() {
+ target.createRouter(null);
+ }
+
+ /**
+ * Tests if creating a duplicate router fails with an exception.
+ */
+ @Test(expected = IllegalArgumentException.class)
+ public void createDuplicateRouter() {
+ target.createRouter(ROUTER);
+ target.createRouter(ROUTER);
+ }
+
+ /**
+ * Tests if updating an unregistered router fails with an exception.
+ */
+ @Test(expected = IllegalArgumentException.class)
+ public void testUpdateUnregisteredRouter() {
+ target.updateRouter(ROUTER);
+ }
+
+ /**
+ * Tests if updating a null router fails with an exception.
+ */
+ @Test(expected = NullPointerException.class)
+ public void testUpdateNullRouter() {
+ target.updateRouter(null);
+ }
+
+ private void createBasicRouters() {
+ target.createRouter(ROUTER);
+ }
+
+ private static class TestCoreService extends CoreServiceAdapter {
+
+ @Override
+ public ApplicationId registerApplication(String name) {
+ return TEST_APP_ID;
+ }
+ }
+
+ private static class TestKubevirtRouterListener implements KubevirtRouterListener {
+
+ private List<KubevirtRouterEvent> events = Lists.newArrayList();
+
+ @Override
+ public void event(KubevirtRouterEvent event) {
+ events.add(event);
+ }
+ }
+
+ private void validateEvents(Enum... types) {
+ int i = 0;
+ assertEquals("Number of events did not match", types.length, testListener.events.size());
+ for (Event event : testListener.events) {
+ assertEquals("Incorrect event received", types[i], event.type());
+ i++;
+ }
+ testListener.events.clear();
+ }
+}