YARN-9054. Fix FederationStateStoreFacade#buildGetSubClustersCacheRequest. Contributed by Bibin A Chundatt.
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@ -463,8 +463,9 @@ private Map<SubClusterId, SubClusterInfo> buildSubClusterInfoMap(
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private Object buildGetSubClustersCacheRequest(
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final boolean filterInactiveSubClusters) {
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final String cacheKey = buildCacheKey(getClass().getSimpleName(),
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GET_SUBCLUSTERS_CACHEID, null);
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final String cacheKey =
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buildCacheKey(getClass().getSimpleName(), GET_SUBCLUSTERS_CACHEID,
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Boolean.toString(filterInactiveSubClusters));
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CacheRequest<String, Map<SubClusterId, SubClusterInfo>> cacheRequest =
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new CacheRequest<String, Map<SubClusterId, SubClusterInfo>>(cacheKey,
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new Func<String, Map<SubClusterId, SubClusterInfo>>() {
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@ -172,7 +172,7 @@ public void deregisterAllSubClusters() throws YarnException {
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}
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}
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private void deRegisterSubCluster(SubClusterId subClusterId)
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public void deRegisterSubCluster(SubClusterId subClusterId)
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throws YarnException {
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stateStore.deregisterSubCluster(SubClusterDeregisterRequest
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.newInstance(subClusterId, SubClusterState.SC_UNREGISTERED));
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@ -18,6 +18,7 @@
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package org.apache.hadoop.yarn.server.federation.utils;
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import java.io.IOException;
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import java.util.ArrayList;
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import java.util.Arrays;
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import java.util.Collection;
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import java.util.Map;
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@ -135,6 +136,22 @@ public void testGetPolicyConfiguration() throws YarnException {
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}
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}
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@Test
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public void testSubClustersCache() throws YarnException {
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Map<SubClusterId, SubClusterInfo> allClusters =
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facade.getSubClusters(false);
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Assert.assertEquals(numSubClusters, allClusters.size());
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SubClusterId clusterId = new ArrayList<>(allClusters.keySet()).get(0);
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// make one subcluster down unregister
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stateStoreTestUtil.deRegisterSubCluster(clusterId);
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Map<SubClusterId, SubClusterInfo> activeClusters =
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facade.getSubClusters(true);
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Assert.assertEquals(numSubClusters - 1, activeClusters.size());
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// Recheck false case.
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allClusters = facade.getSubClusters(false);
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Assert.assertEquals(numSubClusters, allClusters.size());
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}
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@Test
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public void testInvalidGetPolicyConfiguration() throws YarnException {
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Assert.assertNull(
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