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24 | 24 | import com.tencent.polaris.api.config.Configuration;
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25 | 25 | import com.tencent.polaris.api.config.global.ClusterType;
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26 | 26 | import com.tencent.polaris.api.config.verify.DefaultValues;
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| 27 | +import com.tencent.polaris.api.exception.ErrorCode; |
27 | 28 | import com.tencent.polaris.api.plugin.common.PluginTypes;
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28 | 29 | import com.tencent.polaris.api.plugin.compose.Extensions;
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29 | 30 | import com.tencent.polaris.api.plugin.server.ServerConnector;
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36 | 37 | import com.tencent.polaris.test.mock.discovery.NamingServer;
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37 | 38 | import com.tencent.polaris.test.mock.discovery.NamingService.InstanceParameter;
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38 | 39 | import java.io.IOException;
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| 40 | +import java.util.concurrent.TimeUnit; |
39 | 41 | import java.util.concurrent.atomic.AtomicBoolean;
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| 42 | +import java.util.concurrent.atomic.AtomicInteger; |
40 | 43 | import java.util.function.Consumer;
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41 | 44 | import org.junit.After;
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42 | 45 | import org.junit.Assert;
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@@ -103,4 +106,54 @@ public void accept(ConnID connID) {
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103 | 106 | Assert.assertTrue(switched.get());
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104 | 107 | }
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105 | 108 |
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| 109 | + @Test |
| 110 | + public void testNoSwitchClientOnFailNetworkError() { |
| 111 | + System.setProperty(TestUtils.SERVER_ADDRESS_ENV, String.format("127.0.0.1:%d", |
| 112 | + namingServer.getPort())); |
| 113 | + Configuration configuration = TestUtils.configWithEnvAddress(); |
| 114 | + commonSwitchClientOnFail(configuration, ErrorCode.NETWORK_ERROR, 5, switched -> { |
| 115 | + Assert.assertTrue(switched >= 1); |
| 116 | + }); |
| 117 | + } |
| 118 | + |
| 119 | + @Test |
| 120 | + public void testSwitchClientOnFailBusinessError() { |
| 121 | + System.setProperty(TestUtils.SERVER_ADDRESS_ENV, String.format("127.0.0.1:%d", |
| 122 | + namingServer.getPort())); |
| 123 | + Configuration configuration = TestUtils.configWithEnvAddress(); |
| 124 | + commonSwitchClientOnFail(configuration, ErrorCode.INVALID_SERVER_RESPONSE, 5, switched -> { |
| 125 | + Assert.assertEquals(0, (int) switched); |
| 126 | + }); |
| 127 | + } |
| 128 | + |
| 129 | + private void commonSwitchClientOnFail(Configuration configuration, ErrorCode errorCode, int reportFailCnt, Consumer<Integer> predicate) { |
| 130 | + ((ConfigurationImpl) configuration).getGlobal().getServerConnector().setServerSwitchInterval(TimeUnit.MINUTES.toMillis(10)); |
| 131 | + AtomicInteger switched = new AtomicInteger(0); |
| 132 | + try (SDKContext sdkContext = SDKContext.initContextByConfig(configuration)) { |
| 133 | + ServerConnector serverConnector = (ServerConnector) sdkContext.getPlugins().getPlugin( |
| 134 | + PluginTypes.SERVER_CONNECTOR.getBaseType(), DefaultValues.DEFAULT_DISCOVER_PROTOCOL); |
| 135 | + GrpcConnector grpcConnector = (GrpcConnector) serverConnector; |
| 136 | + ConnectionManager connectionManager = grpcConnector.getConnectionManager(); |
| 137 | + Extensions extensions = new Extensions(); |
| 138 | + connectionManager.setExtensions(extensions); |
| 139 | + connectionManager.setCallbackOnSwitched(connID -> { |
| 140 | + switched.incrementAndGet(); |
| 141 | + System.out.println("server switched to " + connID); |
| 142 | + }); |
| 143 | + for (int i = 0; i < reportFailCnt; i ++) { |
| 144 | + Connection testConn = connectionManager.getConnection("test", ClusterType.BUILTIN_CLUSTER); |
| 145 | + Assert.assertNotNull(testConn); |
| 146 | + testConn.reportFail(errorCode); |
| 147 | + } |
| 148 | + try { |
| 149 | + TimeUnit.SECONDS.sleep(30); |
| 150 | + } catch (InterruptedException e) { |
| 151 | + e.printStackTrace(); |
| 152 | + } |
| 153 | + } catch (Throwable e) { |
| 154 | + e.printStackTrace(); |
| 155 | + } |
| 156 | + predicate.accept(switched.get()); |
| 157 | + } |
| 158 | + |
106 | 159 | }
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