2 * Copyright (c) 2015 Cisco Systems, Inc. and others. All rights reserved.
4 * This program and the accompanying materials are made available under the
5 * terms of the Eclipse Public License v1.0 which accompanies this distribution,
6 * and is available at http://www.eclipse.org/legal/epl-v10.html
8 package org.opendaylight.netconf.sal.connect.netconf.sal;
10 import static org.mockito.Matchers.any;
11 import static org.mockito.Mockito.doAnswer;
12 import static org.mockito.Mockito.doNothing;
13 import static org.mockito.Mockito.doReturn;
14 import static org.mockito.Mockito.mock;
15 import static org.mockito.Mockito.timeout;
16 import static org.mockito.Mockito.times;
17 import static org.mockito.Mockito.verify;
19 import java.net.InetSocketAddress;
20 import java.util.concurrent.Executors;
21 import java.util.concurrent.ScheduledExecutorService;
22 import java.util.concurrent.ScheduledFuture;
23 import java.util.concurrent.TimeUnit;
25 import org.junit.After;
26 import org.junit.Before;
27 import org.junit.Test;
28 import org.mockito.Matchers;
29 import org.mockito.Mock;
30 import org.mockito.Mockito;
31 import org.mockito.MockitoAnnotations;
32 import org.mockito.invocation.InvocationOnMock;
33 import org.mockito.stubbing.Answer;
34 import org.opendaylight.controller.md.sal.dom.api.DOMRpcResult;
35 import org.opendaylight.controller.md.sal.dom.api.DOMRpcService;
36 import org.opendaylight.controller.md.sal.dom.spi.DefaultDOMRpcResult;
37 import org.opendaylight.netconf.sal.connect.api.RemoteDeviceHandler;
38 import org.opendaylight.netconf.sal.connect.netconf.listener.NetconfDeviceCommunicator;
39 import org.opendaylight.netconf.sal.connect.netconf.listener.NetconfSessionPreferences;
40 import org.opendaylight.netconf.sal.connect.netconf.util.NetconfMessageTransformUtil;
41 import org.opendaylight.netconf.sal.connect.util.RemoteDeviceId;
42 import org.opendaylight.yangtools.yang.common.RpcError;
43 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
44 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
45 import org.opendaylight.yangtools.yang.data.impl.schema.Builders;
46 import org.opendaylight.yangtools.yang.model.api.SchemaContext;
47 import org.opendaylight.yangtools.yang.model.api.SchemaPath;
49 import com.google.common.util.concurrent.Futures;
51 public class KeepaliveSalFacadeTest {
53 private static final RemoteDeviceId REMOTE_DEVICE_ID = new RemoteDeviceId("test", new InetSocketAddress("localhost", 22));
56 private RemoteDeviceHandler<NetconfSessionPreferences> underlyingSalFacade;
58 private ScheduledExecutorService executorServiceSpy;
61 private NetconfDeviceCommunicator listener;
63 private DOMRpcService deviceRpc;
65 private DOMRpcService proxyRpc;
68 private ScheduledFuture currentKeepalive;
71 public void setUp() throws Exception {
72 executorServiceSpy = Executors.newScheduledThreadPool(1);
74 MockitoAnnotations.initMocks(this);
76 doNothing().when(listener).disconnect();
77 doReturn("mockedRpc").when(deviceRpc).toString();
78 doNothing().when(underlyingSalFacade).onDeviceConnected(
79 any(SchemaContext.class), any(NetconfSessionPreferences.class), any(DOMRpcService.class));
81 ScheduledExecutorService executorService = Executors.newScheduledThreadPool(1);
82 executorServiceSpy = Mockito.spy(executorService);
83 doAnswer(new Answer<ScheduledFuture>() {
85 public ScheduledFuture answer(InvocationOnMock invocationOnMock)
87 invocationOnMock.callRealMethod();
88 return currentKeepalive;
90 }).when(executorServiceSpy).schedule(Mockito.<Runnable> any(),
91 Mockito.anyLong(), Matchers.<TimeUnit> any());
93 Mockito.when(currentKeepalive.isDone()).thenReturn(true);
97 public void tearDown() throws Exception {
98 executorServiceSpy.shutdownNow();
102 public void testKeepaliveSuccess() throws Exception {
103 final DOMRpcResult result = new DefaultDOMRpcResult(Builders.containerBuilder().withNodeIdentifier(
104 new YangInstanceIdentifier.NodeIdentifier(NetconfMessageTransformUtil.NETCONF_RUNNING_QNAME)).build());
106 doReturn(Futures.immediateCheckedFuture(result)).when(deviceRpc).invokeRpc(any(SchemaPath.class), any(NormalizedNode.class));
108 final KeepaliveSalFacade keepaliveSalFacade =
109 new KeepaliveSalFacade(REMOTE_DEVICE_ID, underlyingSalFacade, executorServiceSpy, 1L, 1L);
110 keepaliveSalFacade.setListener(listener);
112 keepaliveSalFacade.onDeviceConnected(null, null, deviceRpc);
114 verify(underlyingSalFacade).onDeviceConnected(
115 any(SchemaContext.class), any(NetconfSessionPreferences.class), any(DOMRpcService.class));
117 verify(deviceRpc, timeout(15000).times(5)).invokeRpc(any(SchemaPath.class), any(NormalizedNode.class));
121 public void testKeepaliveFail() throws Exception {
122 final DOMRpcResult result = new DefaultDOMRpcResult(Builders.containerBuilder().withNodeIdentifier(
123 new YangInstanceIdentifier.NodeIdentifier(NetconfMessageTransformUtil.NETCONF_RUNNING_QNAME)).build());
125 RpcError error = mock(RpcError.class);
126 doReturn("Failure").when(error).toString();
128 final DOMRpcResult resultFailWithResultAndError = new DefaultDOMRpcResult(mock(NormalizedNode.class), error);
130 doReturn(Futures.immediateCheckedFuture(result))
131 .doReturn(Futures.immediateCheckedFuture(resultFailWithResultAndError))
132 .doReturn(Futures.immediateFailedCheckedFuture(new IllegalStateException("illegal-state")))
133 .when(deviceRpc).invokeRpc(any(SchemaPath.class), any(NormalizedNode.class));
135 final KeepaliveSalFacade keepaliveSalFacade =
136 new KeepaliveSalFacade(REMOTE_DEVICE_ID, underlyingSalFacade, executorServiceSpy, 1L, 1L);
137 keepaliveSalFacade.setListener(listener);
139 keepaliveSalFacade.onDeviceConnected(null, null, deviceRpc);
141 verify(underlyingSalFacade).onDeviceConnected(
142 any(SchemaContext.class), any(NetconfSessionPreferences.class), any(DOMRpcService.class));
144 // 1 failed that results in disconnect
145 verify(listener, timeout(15000).times(1)).disconnect();
147 verify(deviceRpc, times(3)).invokeRpc(any(SchemaPath.class), any(NormalizedNode.class));
149 // Reconnect with same keepalive responses
150 doReturn(Futures.immediateCheckedFuture(result))
151 .doReturn(Futures.immediateCheckedFuture(resultFailWithResultAndError))
152 .doReturn(Futures.immediateFailedCheckedFuture(new IllegalStateException("illegal-state")))
153 .when(deviceRpc).invokeRpc(any(SchemaPath.class), any(NormalizedNode.class));
155 keepaliveSalFacade.onDeviceConnected(null, null, deviceRpc);
157 // 1 failed that results in disconnect, 2 total with previous fail
158 verify(listener, timeout(15000).times(2)).disconnect();
159 // 6 attempts now total
160 verify(deviceRpc, times(3 * 2)).invokeRpc(any(SchemaPath.class), any(NormalizedNode.class));
162 final DOMRpcResult resultFailwithError = new DefaultDOMRpcResult(error);
164 doReturn(Futures.immediateCheckedFuture(resultFailwithError))
165 .when(deviceRpc).invokeRpc(any(SchemaPath.class), any(NormalizedNode.class));
167 keepaliveSalFacade.onDeviceConnected(null, null, deviceRpc);
169 // 1 failed that results in disconnect, 3 total with previous fail
170 verify(listener, timeout(15000).times(3)).disconnect();
173 Mockito.when(currentKeepalive.isDone()).thenReturn(false);
174 keepaliveSalFacade.onDeviceConnected(null, null, deviceRpc);
175 // 1 failed that results in disconnect, 4 total with previous fail
176 verify(listener, timeout(15000).times(4)).disconnect();
180 public void testNonKeepaliveRpcFailure() throws Exception {
181 doAnswer(new Answer() {
183 public Object answer(final InvocationOnMock invocationOnMock) throws Throwable {
184 proxyRpc = (DOMRpcService) invocationOnMock.getArguments()[2];
187 }).when(underlyingSalFacade).onDeviceConnected(any(SchemaContext.class), any(NetconfSessionPreferences.class), any(DOMRpcService.class));
189 doReturn(Futures.immediateFailedCheckedFuture(new IllegalStateException("illegal-state")))
190 .when(deviceRpc).invokeRpc(any(SchemaPath.class), any(NormalizedNode.class));
192 final KeepaliveSalFacade keepaliveSalFacade =
193 new KeepaliveSalFacade(REMOTE_DEVICE_ID, underlyingSalFacade, executorServiceSpy, 100L, 1L);
194 keepaliveSalFacade.setListener(listener);
196 keepaliveSalFacade.onDeviceConnected(null, null, deviceRpc);
198 proxyRpc.invokeRpc(mock(SchemaPath.class), mock(NormalizedNode.class));
200 verify(listener, times(1)).disconnect();