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

Example 86 with RoutingAllocation

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

the class ReplicaShardAllocatorTests method testNoDataForReplicaOnAnyNode.

/**
 * Verifies that when there is primary data, but no data at all on other nodes, the shard keeps
 * unassigned to be allocated later on.
 */
public void testNoDataForReplicaOnAnyNode() {
    RoutingAllocation allocation = onePrimaryOnNode1And1Replica(yesAllocationDeciders());
    testAllocator.addData(node1, "MATCH", new StoreFileMetadata("file1", 10, "MATCH_CHECKSUM", MIN_SUPPORTED_LUCENE_VERSION));
    testAllocator.allocateUnassigned(allocation);
    assertThat(allocation.routingNodes().shardsWithState(ShardRoutingState.UNASSIGNED).size(), equalTo(1));
    assertThat(allocation.routingNodes().shardsWithState(ShardRoutingState.UNASSIGNED).get(0).shardId(), equalTo(shardId));
}

Example 87 with RoutingAllocation

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

the class ReplicaShardAllocatorTests method testPreferCopyWithHighestMatchingOperations.

public void testPreferCopyWithHighestMatchingOperations() {
    RoutingAllocation allocation = onePrimaryOnNode1And1Replica(yesAllocationDeciders());
    long retainingSeqNoOnPrimary = randomLongBetween(1, Integer.MAX_VALUE);
    long retainingSeqNoForNode2 = randomLongBetween(0, retainingSeqNoOnPrimary - 1);
    // Rarely use a seqNo above retainingSeqNoOnPrimary, which could in theory happen when primary fails and comes back quickly.
    long retainingSeqNoForNode3 = randomLongBetween(retainingSeqNoForNode2 + 1, retainingSeqNoOnPrimary + 100);
    List<RetentionLease> retentionLeases = Arrays.asList(newRetentionLease(node1, retainingSeqNoOnPrimary), newRetentionLease(node2, retainingSeqNoForNode2), newRetentionLease(node3, retainingSeqNoForNode3));
    testAllocator.addData(node1, retentionLeases, "MATCH", new StoreFileMetadata("file1", 10, "MATCH_CHECKSUM", MIN_SUPPORTED_LUCENE_VERSION));
    testAllocator.addData(node2, "NOT_MATCH", new StoreFileMetadata("file1", 10, "MATCH_CHECKSUM", MIN_SUPPORTED_LUCENE_VERSION));
    testAllocator.addData(node3, randomSyncId(), new StoreFileMetadata("file1", 10, "MATCH_CHECKSUM", MIN_SUPPORTED_LUCENE_VERSION));
    testAllocator.allocateUnassigned(allocation);
    assertThat(allocation.routingNodes().shardsWithState(ShardRoutingState.INITIALIZING).size(), equalTo(1));
    assertThat(allocation.routingNodes().shardsWithState(ShardRoutingState.INITIALIZING).get(0).currentNodeId(), equalTo(node3.getId()));
}

Example 88 with RoutingAllocation

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

the class ReplicaShardAllocatorTests method testNoOrThrottleDecidersRemainsInUnassigned.

/**
 * When there is no decision or throttle decision across all nodes for the shard, make sure the shard
 * moves to the ignore unassigned list.
 */
public void testNoOrThrottleDecidersRemainsInUnassigned() {
    RoutingAllocation allocation = onePrimaryOnNode1And1Replica(randomBoolean() ? noAllocationDeciders() : throttleAllocationDeciders());
    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));
}