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Fix Flaky Test ClusterRerouteIT.testDelayWithALargeAmountOfShards (opensearch-project#14510)
Signed-off-by: kkewwei kkewwei@163.com Signed-off-by: kkewwei kkewwei@163.com Signed-off-by: kkewwei <kkewwei@163.com>
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+17
-2
lines changed

2 files changed

+17
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server/src/internalClusterTest/java/org/opensearch/cluster/allocation/ClusterRerouteIT.java

+2-1
Original file line numberDiff line numberDiff line change
@@ -273,7 +273,8 @@ public void testDelayWithALargeAmountOfShards() throws Exception {
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internalCluster().stopRandomNode(InternalTestCluster.nameFilter(node_1));
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// This might run slowly on older hardware
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ensureGreen(TimeValue.timeValueMinutes(2));
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// In some case, the shards will be rebalanced back and forth, it seems like a very low probability bug.
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ensureGreen(TimeValue.timeValueMinutes(2), false);
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}
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private void rerouteWithAllocateLocalGateway(Settings commonSettings) throws Exception {

test/framework/src/main/java/org/opensearch/test/OpenSearchIntegTestCase.java

+15-1
Original file line numberDiff line numberDiff line change
@@ -864,6 +864,10 @@ public ClusterHealthStatus ensureGreen(TimeValue timeout, String... indices) {
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return ensureColor(ClusterHealthStatus.GREEN, timeout, false, indices);
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}
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public ClusterHealthStatus ensureGreen(TimeValue timeout, boolean waitForNoRelocatingShards, String... indices) {
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return ensureColor(ClusterHealthStatus.GREEN, timeout, waitForNoRelocatingShards, false, indices);
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}
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/**
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* Ensures the cluster has a yellow state via the cluster health API.
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*/
@@ -891,6 +895,16 @@ private ClusterHealthStatus ensureColor(
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TimeValue timeout,
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boolean waitForNoInitializingShards,
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String... indices
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) {
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return ensureColor(clusterHealthStatus, timeout, true, waitForNoInitializingShards, indices);
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}
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private ClusterHealthStatus ensureColor(
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ClusterHealthStatus clusterHealthStatus,
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TimeValue timeout,
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boolean waitForNoRelocatingShards,
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boolean waitForNoInitializingShards,
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String... indices
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) {
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String color = clusterHealthStatus.name().toLowerCase(Locale.ROOT);
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String method = "ensure" + Strings.capitalize(color);
@@ -899,7 +913,7 @@ private ClusterHealthStatus ensureColor(
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.timeout(timeout)
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.waitForStatus(clusterHealthStatus)
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.waitForEvents(Priority.LANGUID)
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.waitForNoRelocatingShards(true)
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.waitForNoRelocatingShards(waitForNoRelocatingShards)
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.waitForNoInitializingShards(waitForNoInitializingShards)
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// We currently often use ensureGreen or ensureYellow to check whether the cluster is back in a good state after shutting down
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// a node. If the node that is stopped is the cluster-manager node, another node will become cluster-manager and publish a

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