Examples with Decision org.elasticsearch.cluster.routing.allocation.decider.Decision used on opensource projects

Example 41 with Decision

use of org.elasticsearch.cluster.routing.allocation.decider.Decision in project crate by crate.

the class ReplicaShardAllocatorTests method testThrottleWhenAllocatingToMatchingNode.

/**
 * Tests when the node to allocate to due to matching is being throttled, we move the shard to ignored
 * to wait till throttling on it is done.
 */
public void testThrottleWhenAllocatingToMatchingNode() {
    RoutingAllocation allocation = onePrimaryOnNode1And1Replica(new AllocationDeciders(Arrays.asList(new TestAllocateDecision(Decision.YES), new SameShardAllocationDecider(Settings.EMPTY, new ClusterSettings(Settings.EMPTY, ClusterSettings.BUILT_IN_CLUSTER_SETTINGS)), new AllocationDecider() {

        @Override
        public Decision canAllocate(ShardRouting shardRouting, RoutingNode node, RoutingAllocation allocation) {
            if (node.node().equals(node2)) {
                return Decision.THROTTLE;
            }
            return Decision.YES;
        }
    })));
    testAllocator.addData(node1, "MATCH", new StoreFileMetadata("file1", 10, "MATCH_CHECKSUM", MIN_SUPPORTED_LUCENE_VERSION)).addData(node2, "MATCH", new StoreFileMetadata("file1", 10, "MATCH_CHECKSUM", MIN_SUPPORTED_LUCENE_VERSION));
    testAllocator.allocateUnassigned(allocation);
    assertThat(allocation.routingNodes().unassigned().ignored().size(), equalTo(1));
    assertThat(allocation.routingNodes().unassigned().ignored().get(0).shardId(), equalTo(shardId));
}