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Remove deprecated settings to defer cluster recovery
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The following settings were deprecated in ES 7.7 prior to the fork:

- gateway.expected_nodes
- gateway.expected_master_nodes
- gateway.recover_after_nodes
- gateway.recover_after_master_nodes

This commit removes the deprecated settings and replaces their usages
in tests with `recover_after_data_nodes`.

Signed-off-by: Andrew Ross <[email protected]>
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andrross committed Feb 14, 2025
1 parent 38e4b33 commit 34e05f6
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Showing 9 changed files with 21 additions and 202 deletions.
2 changes: 1 addition & 1 deletion distribution/src/config/opensearch.yml
Original file line number Diff line number Diff line change
Expand Up @@ -77,7 +77,7 @@ ${path.logs}
#
# Block initial recovery after a full cluster restart until N nodes are started:
#
#gateway.recover_after_nodes: 3
#gateway.recover_after_data_nodes: 3
#
# For more information, consult the gateway module documentation.
#
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Original file line number Diff line number Diff line change
Expand Up @@ -46,6 +46,7 @@
import org.opensearch.common.settings.Settings;
import org.opensearch.common.util.concurrent.OpenSearchExecutors;
import org.opensearch.core.common.unit.ByteSizeValue;
import org.opensearch.gateway.GatewayService;
import org.opensearch.monitor.os.OsStats;
import org.opensearch.node.NodeRoleSettings;
import org.opensearch.test.OpenSearchIntegTestCase;
Expand Down Expand Up @@ -383,19 +384,18 @@ public void testAllocatedProcessors() throws Exception {
}

public void testClusterStatusWhenStateNotRecovered() throws Exception {
internalCluster().startClusterManagerOnlyNode(Settings.builder().put("gateway.recover_after_nodes", 2).build());
internalCluster().startClusterManagerOnlyNode(
Settings.builder().put(GatewayService.RECOVER_AFTER_DATA_NODES_SETTING.getKey(), 2).build()
);
ClusterStatsResponse response = client().admin()
.cluster()
.prepareClusterStats()
.useAggregatedNodeLevelResponses(randomBoolean())
.get();
assertThat(response.getStatus(), equalTo(ClusterHealthStatus.RED));

if (randomBoolean()) {
internalCluster().startClusterManagerOnlyNode();
} else {
internalCluster().startDataOnlyNode();
}
internalCluster().startDataOnlyNodes(2);

// wait for the cluster status to settle
ensureGreen();
response = client().admin().cluster().prepareClusterStats().useAggregatedNodeLevelResponses(randomBoolean()).get();
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Original file line number Diff line number Diff line change
Expand Up @@ -95,7 +95,7 @@ public void testPendingTasksWithClusterNotRecoveredBlock() throws Exception {
internalCluster().fullRestart(new InternalTestCluster.RestartCallback() {
@Override
public Settings onNodeStopped(String nodeName) {
return Settings.builder().put(GatewayService.RECOVER_AFTER_NODES_SETTING.getKey(), nodeCount + 1).build();
return Settings.builder().put(GatewayService.RECOVER_AFTER_DATA_NODES_SETTING.getKey(), nodeCount + 1).build();
}

@Override
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Original file line number Diff line number Diff line change
Expand Up @@ -49,7 +49,7 @@ public class IndicesExistsIT extends OpenSearchIntegTestCase {

public void testIndexExistsWithBlocksInPlace() throws IOException {
internalCluster().setBootstrapClusterManagerNodeIndex(0);
Settings settings = Settings.builder().put(GatewayService.RECOVER_AFTER_NODES_SETTING.getKey(), 99).build();
Settings settings = Settings.builder().put(GatewayService.RECOVER_AFTER_DATA_NODES_SETTING.getKey(), 99).build();
String node = internalCluster().startNode(settings);

assertRequestBuilderThrows(
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Original file line number Diff line number Diff line change
Expand Up @@ -77,7 +77,7 @@ public Client startNode(Settings.Builder settings) {
public void testRecoverAfterNodes() throws Exception {
internalCluster().setBootstrapClusterManagerNodeIndex(0);
logger.info("--> start node (1)");
Client clientNode1 = startNode(Settings.builder().put("gateway.recover_after_nodes", 3));
Client clientNode1 = startNode(Settings.builder().put(GatewayService.RECOVER_AFTER_DATA_NODES_SETTING.getKey(), 3));
assertThat(
clientNode1.admin()
.cluster()
Expand All @@ -92,7 +92,7 @@ public void testRecoverAfterNodes() throws Exception {
);

logger.info("--> start node (2)");
Client clientNode2 = startNode(Settings.builder().put("gateway.recover_after_nodes", 3));
Client clientNode2 = startNode(Settings.builder().put(GatewayService.RECOVER_AFTER_DATA_NODES_SETTING.getKey(), 3));
Thread.sleep(BLOCK_WAIT_TIMEOUT.millis());
assertThat(
clientNode1.admin()
Expand Down Expand Up @@ -120,104 +120,13 @@ public void testRecoverAfterNodes() throws Exception {
);

logger.info("--> start node (3)");
Client clientNode3 = startNode(Settings.builder().put("gateway.recover_after_nodes", 3));
Client clientNode3 = startNode(Settings.builder().put(GatewayService.RECOVER_AFTER_DATA_NODES_SETTING.getKey(), 3));

assertThat(waitForNoBlocksOnNode(BLOCK_WAIT_TIMEOUT, clientNode1).isEmpty(), equalTo(true));
assertThat(waitForNoBlocksOnNode(BLOCK_WAIT_TIMEOUT, clientNode2).isEmpty(), equalTo(true));
assertThat(waitForNoBlocksOnNode(BLOCK_WAIT_TIMEOUT, clientNode3).isEmpty(), equalTo(true));
}

public void testRecoverAfterClusterManagerNodes() throws Exception {
internalCluster().setBootstrapClusterManagerNodeIndex(0);
logger.info("--> start cluster_manager_node (1)");
Client clusterManager1 = startNode(Settings.builder().put("gateway.recover_after_master_nodes", 2).put(clusterManagerOnlyNode()));
assertThat(
clusterManager1.admin()
.cluster()
.prepareState()
.setLocal(true)
.execute()
.actionGet()
.getState()
.blocks()
.global(ClusterBlockLevel.METADATA_WRITE),
hasItem(GatewayService.STATE_NOT_RECOVERED_BLOCK)
);

logger.info("--> start data_node (1)");
Client data1 = startNode(Settings.builder().put("gateway.recover_after_master_nodes", 2).put(dataOnlyNode()));
assertThat(
clusterManager1.admin()
.cluster()
.prepareState()
.setLocal(true)
.execute()
.actionGet()
.getState()
.blocks()
.global(ClusterBlockLevel.METADATA_WRITE),
hasItem(GatewayService.STATE_NOT_RECOVERED_BLOCK)
);
assertThat(
data1.admin()
.cluster()
.prepareState()
.setLocal(true)
.execute()
.actionGet()
.getState()
.blocks()
.global(ClusterBlockLevel.METADATA_WRITE),
hasItem(GatewayService.STATE_NOT_RECOVERED_BLOCK)
);

logger.info("--> start data_node (2)");
Client data2 = startNode(Settings.builder().put("gateway.recover_after_master_nodes", 2).put(dataOnlyNode()));
assertThat(
clusterManager1.admin()
.cluster()
.prepareState()
.setLocal(true)
.execute()
.actionGet()
.getState()
.blocks()
.global(ClusterBlockLevel.METADATA_WRITE),
hasItem(GatewayService.STATE_NOT_RECOVERED_BLOCK)
);
assertThat(
data1.admin()
.cluster()
.prepareState()
.setLocal(true)
.execute()
.actionGet()
.getState()
.blocks()
.global(ClusterBlockLevel.METADATA_WRITE),
hasItem(GatewayService.STATE_NOT_RECOVERED_BLOCK)
);
assertThat(
data2.admin()
.cluster()
.prepareState()
.setLocal(true)
.execute()
.actionGet()
.getState()
.blocks()
.global(ClusterBlockLevel.METADATA_WRITE),
hasItem(GatewayService.STATE_NOT_RECOVERED_BLOCK)
);

logger.info("--> start cluster_manager_node (2)");
Client clusterManager2 = startNode(Settings.builder().put("gateway.recover_after_master_nodes", 2).put(clusterManagerOnlyNode()));
assertThat(waitForNoBlocksOnNode(BLOCK_WAIT_TIMEOUT, clusterManager1).isEmpty(), equalTo(true));
assertThat(waitForNoBlocksOnNode(BLOCK_WAIT_TIMEOUT, clusterManager2).isEmpty(), equalTo(true));
assertThat(waitForNoBlocksOnNode(BLOCK_WAIT_TIMEOUT, data1).isEmpty(), equalTo(true));
assertThat(waitForNoBlocksOnNode(BLOCK_WAIT_TIMEOUT, data2).isEmpty(), equalTo(true));
}

public void testRecoverAfterDataNodes() throws Exception {
internalCluster().setBootstrapClusterManagerNodeIndex(0);
logger.info("--> start cluster_manager_node (1)");
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Original file line number Diff line number Diff line change
Expand Up @@ -119,7 +119,7 @@
import static org.opensearch.gateway.GatewayRecoveryTestUtils.corruptShard;
import static org.opensearch.gateway.GatewayRecoveryTestUtils.getDiscoveryNodes;
import static org.opensearch.gateway.GatewayRecoveryTestUtils.prepareRequestMap;
import static org.opensearch.gateway.GatewayService.RECOVER_AFTER_NODES_SETTING;
import static org.opensearch.gateway.GatewayService.RECOVER_AFTER_DATA_NODES_SETTING;
import static org.opensearch.index.query.QueryBuilders.matchAllQuery;
import static org.opensearch.index.query.QueryBuilders.termQuery;
import static org.opensearch.test.hamcrest.OpenSearchAssertions.assertAcked;
Expand Down Expand Up @@ -411,7 +411,7 @@ public void testTwoNodeFirstNodeCleared() throws Exception {
@Override
public Settings onNodeStopped(String nodeName) {
return Settings.builder()
.put(RECOVER_AFTER_NODES_SETTING.getKey(), 2)
.put(RECOVER_AFTER_DATA_NODES_SETTING.getKey(), 2)
.putList(INITIAL_CLUSTER_MANAGER_NODES_SETTING.getKey()) // disable bootstrapping
.build();
}
Expand All @@ -436,7 +436,7 @@ public boolean clearData(String nodeName) {

public void testLatestVersionLoaded() throws Exception {
// clean two nodes
List<String> nodes = internalCluster().startNodes(2, Settings.builder().put("gateway.recover_after_nodes", 2).build());
List<String> nodes = internalCluster().startNodes(2, Settings.builder().put(RECOVER_AFTER_DATA_NODES_SETTING.getKey(), 2).build());
Settings node1DataPathSettings = internalCluster().dataPathSettings(nodes.get(0));
Settings node2DataPathSettings = internalCluster().dataPathSettings(nodes.get(1));

Expand Down Expand Up @@ -520,8 +520,8 @@ public void testLatestVersionLoaded() throws Exception {
logger.info("--> starting the two nodes back");

internalCluster().startNodes(
Settings.builder().put(node1DataPathSettings).put("gateway.recover_after_nodes", 2).build(),
Settings.builder().put(node2DataPathSettings).put("gateway.recover_after_nodes", 2).build()
Settings.builder().put(node1DataPathSettings).put(RECOVER_AFTER_DATA_NODES_SETTING.getKey(), 2).build(),
Settings.builder().put(node2DataPathSettings).put(RECOVER_AFTER_DATA_NODES_SETTING.getKey(), 2).build()
);

logger.info("--> running cluster_health (wait for the shards to startup)");
Expand Down Expand Up @@ -710,7 +710,7 @@ public void testStartedShardFoundIfStateNotYetProcessed() throws Exception {
@Override
public Settings onNodeStopped(String nodeName) throws Exception {
// make sure state is not recovered
return Settings.builder().put(RECOVER_AFTER_NODES_SETTING.getKey(), 2).build();
return Settings.builder().put(RECOVER_AFTER_DATA_NODES_SETTING.getKey(), 2).build();
}
});

Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -346,11 +346,7 @@ public void apply(Settings value, Settings current, Settings previous) {
NoClusterManagerBlockService.NO_MASTER_BLOCK_SETTING, // deprecated
NoClusterManagerBlockService.NO_CLUSTER_MANAGER_BLOCK_SETTING,
GatewayService.EXPECTED_DATA_NODES_SETTING,
GatewayService.EXPECTED_MASTER_NODES_SETTING,
GatewayService.EXPECTED_NODES_SETTING,
GatewayService.RECOVER_AFTER_DATA_NODES_SETTING,
GatewayService.RECOVER_AFTER_MASTER_NODES_SETTING,
GatewayService.RECOVER_AFTER_NODES_SETTING,
GatewayService.RECOVER_AFTER_TIME_SETTING,
ShardsBatchGatewayAllocator.GATEWAY_ALLOCATOR_BATCH_SIZE,
ShardsBatchGatewayAllocator.PRIMARY_BATCH_ALLOCATOR_TIMEOUT_SETTING,
Expand Down
75 changes: 3 additions & 72 deletions server/src/main/java/org/opensearch/gateway/GatewayService.java
Original file line number Diff line number Diff line change
Expand Up @@ -68,51 +68,23 @@
public class GatewayService extends AbstractLifecycleComponent implements ClusterStateListener {
private static final Logger logger = LogManager.getLogger(GatewayService.class);

public static final Setting<Integer> EXPECTED_NODES_SETTING = Setting.intSetting(
"gateway.expected_nodes",
-1,
-1,
Property.NodeScope,
Property.Deprecated
);
public static final Setting<Integer> EXPECTED_DATA_NODES_SETTING = Setting.intSetting(
"gateway.expected_data_nodes",
-1,
-1,
Property.NodeScope
);
public static final Setting<Integer> EXPECTED_MASTER_NODES_SETTING = Setting.intSetting(
"gateway.expected_master_nodes",
-1,
-1,
Property.NodeScope,
Property.Deprecated
);
public static final Setting<TimeValue> RECOVER_AFTER_TIME_SETTING = Setting.positiveTimeSetting(
"gateway.recover_after_time",
TimeValue.timeValueMillis(0),
Property.NodeScope
);
public static final Setting<Integer> RECOVER_AFTER_NODES_SETTING = Setting.intSetting(
"gateway.recover_after_nodes",
-1,
-1,
Property.NodeScope,
Property.Deprecated
);
public static final Setting<Integer> RECOVER_AFTER_DATA_NODES_SETTING = Setting.intSetting(
"gateway.recover_after_data_nodes",
-1,
-1,
Property.NodeScope
);
public static final Setting<Integer> RECOVER_AFTER_MASTER_NODES_SETTING = Setting.intSetting(
"gateway.recover_after_master_nodes",
0,
0,
Property.NodeScope,
Property.Deprecated
);

public static final ClusterBlock STATE_NOT_RECOVERED_BLOCK = new ClusterBlock(
1,
Expand All @@ -133,12 +105,8 @@ public class GatewayService extends AbstractLifecycleComponent implements Cluste
private final ClusterService clusterService;

private final TimeValue recoverAfterTime;
private final int recoverAfterNodes;
private final int expectedNodes;
private final int recoverAfterDataNodes;
private final int expectedDataNodes;
private final int recoverAfterClusterManagerNodes;
private final int expectedClusterManagerNodes;

private final Runnable recoveryRunnable;

Expand All @@ -158,25 +126,16 @@ public GatewayService(
this.clusterService = clusterService;
this.threadPool = threadPool;
// allow to control a delay of when indices will get created
this.expectedNodes = EXPECTED_NODES_SETTING.get(settings);
this.expectedDataNodes = EXPECTED_DATA_NODES_SETTING.get(settings);
this.expectedClusterManagerNodes = EXPECTED_MASTER_NODES_SETTING.get(settings);

if (RECOVER_AFTER_TIME_SETTING.exists(settings)) {
recoverAfterTime = RECOVER_AFTER_TIME_SETTING.get(settings);
} else if (expectedNodes >= 0 || expectedDataNodes >= 0 || expectedClusterManagerNodes >= 0) {
} else if (expectedDataNodes >= 0) {
recoverAfterTime = DEFAULT_RECOVER_AFTER_TIME_IF_EXPECTED_NODES_IS_SET;
} else {
recoverAfterTime = null;
}
this.recoverAfterNodes = RECOVER_AFTER_NODES_SETTING.get(settings);
this.recoverAfterDataNodes = RECOVER_AFTER_DATA_NODES_SETTING.get(settings);
// default the recover after cluster-manager nodes to the minimum cluster-manager nodes in the discovery
if (RECOVER_AFTER_MASTER_NODES_SETTING.exists(settings)) {
recoverAfterClusterManagerNodes = RECOVER_AFTER_MASTER_NODES_SETTING.get(settings);
} else {
recoverAfterClusterManagerNodes = -1;
}

if (discovery instanceof Coordinator) {
recoveryRunnable = () -> clusterService.submitStateUpdateTask("local-gateway-elected-state", new RecoverStateUpdateTask());
Expand Down Expand Up @@ -222,54 +181,26 @@ public void clusterChanged(final ClusterChangedEvent event) {
final DiscoveryNodes nodes = state.nodes();
if (state.nodes().getClusterManagerNodeId() == null) {
logger.debug("not recovering from gateway, no cluster-manager elected yet");
} else if (recoverAfterNodes != -1 && (nodes.getClusterManagerAndDataNodes().size()) < recoverAfterNodes) {
logger.debug(
"not recovering from gateway, nodes_size (data+master) [{}] < recover_after_nodes [{}]",
nodes.getClusterManagerAndDataNodes().size(),
recoverAfterNodes
);
} else if (recoverAfterDataNodes != -1 && nodes.getDataNodes().size() < recoverAfterDataNodes) {
logger.debug(
"not recovering from gateway, nodes_size (data) [{}] < recover_after_data_nodes [{}]",
nodes.getDataNodes().size(),
recoverAfterDataNodes
);
} else if (recoverAfterClusterManagerNodes != -1 && nodes.getClusterManagerNodes().size() < recoverAfterClusterManagerNodes) {
logger.debug(
"not recovering from gateway, nodes_size (master) [{}] < recover_after_master_nodes [{}]",
nodes.getClusterManagerNodes().size(),
recoverAfterClusterManagerNodes
);
} else {
boolean enforceRecoverAfterTime;
String reason;
if (expectedNodes == -1 && expectedClusterManagerNodes == -1 && expectedDataNodes == -1) {
if (expectedDataNodes == -1) {
// no expected is set, honor the setting if they are there
enforceRecoverAfterTime = true;
reason = "recover_after_time was set to [" + recoverAfterTime + "]";
} else {
// one of the expected is set, see if all of them meet the need, and ignore the timeout in this case
enforceRecoverAfterTime = false;
reason = "";
if (expectedNodes != -1 && (nodes.getClusterManagerAndDataNodes().size() < expectedNodes)) { // does not meet the
// expected...
enforceRecoverAfterTime = true;
reason = "expecting ["
+ expectedNodes
+ "] nodes, but only have ["
+ nodes.getClusterManagerAndDataNodes().size()
+ "]";
} else if (expectedDataNodes != -1 && (nodes.getDataNodes().size() < expectedDataNodes)) { // does not meet the expected...
if (nodes.getDataNodes().size() < expectedDataNodes) { // does not meet the expected...
enforceRecoverAfterTime = true;
reason = "expecting [" + expectedDataNodes + "] data nodes, but only have [" + nodes.getDataNodes().size() + "]";
} else if (expectedClusterManagerNodes != -1 && (nodes.getClusterManagerNodes().size() < expectedClusterManagerNodes)) {
// does not meet the expected...
enforceRecoverAfterTime = true;
reason = "expecting ["
+ expectedClusterManagerNodes
+ "] cluster-manager nodes, but only have ["
+ nodes.getClusterManagerNodes().size()
+ "]";
}
}
performStateRecovery(enforceRecoverAfterTime, reason);
Expand Down
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