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The following commit(s) were added to refs/heads/master by this push:
     new 9fe1dba2aa HDDS-12942. Init layout version config should not be public 
(#8373)
9fe1dba2aa is described below

commit 9fe1dba2aa3b4fdc487b5437c8e282bab3315a60
Author: Doroszlai, Attila <[email protected]>
AuthorDate: Fri May 2 19:01:30 2025 +0200

    HDDS-12942. Init layout version config should not be public (#8373)
---
 .../java/org/apache/hadoop/hdds/scm/ScmConfig.java | 16 -------------
 .../hadoop/hdds/scm/server/SCMStorageConfig.java   |  5 +++--
 .../apache/hadoop/ozone/om/OmUpgradeConfig.java    | 26 ----------------------
 .../apache/hadoop/fs/ozone/TestHSyncUpgrade.java   |  4 ++--
 .../hadoop/hdds/upgrade/TestHDDSUpgrade.java       |  8 +++----
 .../hadoop/hdds/upgrade/TestScmHAFinalization.java |  4 ++--
 .../hadoop/ozone/TestOzoneConfigurationFields.java |  2 --
 .../hadoop/ozone/om/TestOMBucketLayoutUpgrade.java |  3 +--
 .../hadoop/ozone/om/TestOMUpgradeFinalization.java |  3 +--
 .../om/multitenant/TestMultiTenantVolume.java      |  4 ++--
 .../hadoop/ozone/om/snapshot/TestOmSnapshot.java   |  4 ++--
 .../java/org/apache/hadoop/ozone/om/OMStorage.java |  6 ++---
 12 files changed, 20 insertions(+), 65 deletions(-)

diff --git 
a/hadoop-hdds/common/src/main/java/org/apache/hadoop/hdds/scm/ScmConfig.java 
b/hadoop-hdds/common/src/main/java/org/apache/hadoop/hdds/scm/ScmConfig.java
index db5fde5efe..c17d5d52d6 100644
--- a/hadoop-hdds/common/src/main/java/org/apache/hadoop/hdds/scm/ScmConfig.java
+++ b/hadoop-hdds/common/src/main/java/org/apache/hadoop/hdds/scm/ScmConfig.java
@@ -128,17 +128,6 @@ public class ScmConfig extends ReconfigurableConfig {
   )
   private Duration blockDeletionInterval = Duration.ofSeconds(60);
 
-  @Config(key = "init.default.layout.version",
-      defaultValue = "-1",
-      type = ConfigType.INT,
-      tags = { ConfigTag.SCM, ConfigTag.UPGRADE },
-      description =
-          " Default Layout Version to init the SCM with. Intended to be used " 
+
-              "in tests to finalize from an older version of SCM to the " +
-              "latest. By default, SCM init uses the highest layout version."
-  )
-  private int defaultLayoutVersionOnInit = -1;
-
   public Duration getBlockDeletionInterval() {
     return blockDeletionInterval;
   }
@@ -195,10 +184,6 @@ public int getBlockDeletionLimit() {
     return blockDeletionLimit;
   }
 
-  public int getScmDefaultLayoutVersionOnInit() {
-    return defaultLayoutVersionOnInit;
-  }
-
   /**
    * Configuration strings class.
    * required for SCMSecurityProtocol where the KerberosInfo references
@@ -209,6 +194,5 @@ public int getScmDefaultLayoutVersionOnInit() {
   public static class ConfigStrings {
     public static final String HDDS_SCM_KERBEROS_PRINCIPAL_KEY = 
"hdds.scm.kerberos.principal";
     public static final String HDDS_SCM_KERBEROS_KEYTAB_FILE_KEY = 
"hdds.scm.kerberos.keytab.file";
-    public static final String HDDS_SCM_INIT_DEFAULT_LAYOUT_VERSION = 
"hdds.scm.init.default.layout.version";
   }
 }
diff --git 
a/hadoop-hdds/server-scm/src/main/java/org/apache/hadoop/hdds/scm/server/SCMStorageConfig.java
 
b/hadoop-hdds/server-scm/src/main/java/org/apache/hadoop/hdds/scm/server/SCMStorageConfig.java
index 1e9041549e..9bb8809055 100644
--- 
a/hadoop-hdds/server-scm/src/main/java/org/apache/hadoop/hdds/scm/server/SCMStorageConfig.java
+++ 
b/hadoop-hdds/server-scm/src/main/java/org/apache/hadoop/hdds/scm/server/SCMStorageConfig.java
@@ -17,7 +17,6 @@
 
 package org.apache.hadoop.hdds.scm.server;
 
-import static 
org.apache.hadoop.hdds.scm.ScmConfig.ConfigStrings.HDDS_SCM_INIT_DEFAULT_LAYOUT_VERSION;
 import static 
org.apache.hadoop.hdds.upgrade.HDDSLayoutVersionManager.maxLayoutVersion;
 import static org.apache.hadoop.ozone.OzoneConsts.PRIMARY_SCM_NODE_ID;
 import static org.apache.hadoop.ozone.OzoneConsts.SCM_CERT_SERIAL_ID;
@@ -41,13 +40,15 @@
  */
 public class SCMStorageConfig extends Storage {
 
+  public static final String TESTING_INIT_LAYOUT_VERSION_KEY = 
"testing.hdds.scm.init.layout.version";
+
   /**
    * Construct SCMStorageConfig.
    * @throws IOException if any directories are inaccessible.
    */
   public SCMStorageConfig(OzoneConfiguration conf) throws IOException {
     super(NodeType.SCM, ServerUtils.getScmDbDir(conf), STORAGE_DIR,
-        getInitLayoutVersion(conf, HDDS_SCM_INIT_DEFAULT_LAYOUT_VERSION,
+        getInitLayoutVersion(conf, TESTING_INIT_LAYOUT_VERSION_KEY,
             HDDSLayoutVersionManager::maxLayoutVersion));
   }
 
diff --git 
a/hadoop-ozone/common/src/main/java/org/apache/hadoop/ozone/om/OmUpgradeConfig.java
 
b/hadoop-ozone/common/src/main/java/org/apache/hadoop/ozone/om/OmUpgradeConfig.java
index 50ae907f2a..b96bf2982e 100644
--- 
a/hadoop-ozone/common/src/main/java/org/apache/hadoop/ozone/om/OmUpgradeConfig.java
+++ 
b/hadoop-ozone/common/src/main/java/org/apache/hadoop/ozone/om/OmUpgradeConfig.java
@@ -42,24 +42,6 @@ public class OmUpgradeConfig {
   private long ratisBasedFinalizationTimeout =
       Duration.ofSeconds(30).getSeconds();
 
-  @Config(key = "init.default.layout.version",
-      defaultValue = "-1",
-      type = ConfigType.INT,
-      tags = {ConfigTag.OM, ConfigTag.UPGRADE},
-      description = "Default Layout Version to init the OM with. Intended to "
-          + "be used in tests to finalize from an older version of OM to the "
-          + "latest. By default, OM init uses the highest layout version."
-  )
-  private int defaultLayoutVersionOnInit = -1;
-
-  /**
-   * Config key class.
-   */
-  public static class ConfigStrings {
-    public static final String OZONE_OM_INIT_DEFAULT_LAYOUT_VERSION =
-        "ozone.om.init.default.layout.version";
-  }
-
   public long getRatisBasedFinalizationTimeout() {
     return ratisBasedFinalizationTimeout;
   }
@@ -67,12 +49,4 @@ public long getRatisBasedFinalizationTimeout() {
   public void setRatisBasedFinalizationTimeout(long timeout) {
     this.ratisBasedFinalizationTimeout = timeout;
   }
-
-  public int getDefaultLayoutVersionOnInit() {
-    return defaultLayoutVersionOnInit;
-  }
-
-  public void setDefaultLayoutVersionOnInit(int defaultLayoutVersionOnInit) {
-    this.defaultLayoutVersionOnInit = defaultLayoutVersionOnInit;
-  }
 }
diff --git 
a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/fs/ozone/TestHSyncUpgrade.java
 
b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/fs/ozone/TestHSyncUpgrade.java
index d60f983f7a..0c4f9c97b7 100644
--- 
a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/fs/ozone/TestHSyncUpgrade.java
+++ 
b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/fs/ozone/TestHSyncUpgrade.java
@@ -28,7 +28,6 @@
 import static 
org.apache.hadoop.ozone.om.OMConfigKeys.OZONE_OM_LEASE_HARD_LIMIT;
 import static 
org.apache.hadoop.ozone.om.OMConfigKeys.OZONE_OM_OPEN_KEY_CLEANUP_SERVICE_INTERVAL;
 import static 
org.apache.hadoop.ozone.om.OMConfigKeys.OZONE_OM_OPEN_KEY_EXPIRE_THRESHOLD;
-import static 
org.apache.hadoop.ozone.om.OmUpgradeConfig.ConfigStrings.OZONE_OM_INIT_DEFAULT_LAYOUT_VERSION;
 import static 
org.apache.hadoop.ozone.om.exceptions.OMException.ResultCodes.NOT_SUPPORTED_OPERATION_PRIOR_FINALIZATION;
 import static org.apache.hadoop.ozone.upgrade.UpgradeFinalization.isDone;
 import static org.apache.hadoop.ozone.upgrade.UpgradeFinalization.isStarting;
@@ -60,6 +59,7 @@
 import org.apache.hadoop.ozone.container.keyvalue.KeyValueHandler;
 import org.apache.hadoop.ozone.container.keyvalue.impl.BlockManagerImpl;
 import org.apache.hadoop.ozone.container.metadata.AbstractDatanodeStore;
+import org.apache.hadoop.ozone.om.OMStorage;
 import org.apache.hadoop.ozone.om.exceptions.OMException;
 import org.apache.hadoop.ozone.om.helpers.BucketLayout;
 import org.apache.hadoop.ozone.om.protocol.OzoneManagerProtocol;
@@ -117,7 +117,7 @@ public void init() throws Exception {
     conf.setTimeDuration(OZONE_OM_LEASE_HARD_LIMIT,
         EXPIRE_THRESHOLD_MS, TimeUnit.MILLISECONDS);
     conf.set(OzoneConfigKeys.OZONE_OM_LEASE_SOFT_LIMIT, "0s");
-    conf.setInt(OZONE_OM_INIT_DEFAULT_LAYOUT_VERSION, 
OMLayoutFeature.MULTITENANCY_SCHEMA.layoutVersion());
+    conf.setInt(OMStorage.TESTING_INIT_LAYOUT_VERSION_KEY, 
OMLayoutFeature.MULTITENANCY_SCHEMA.layoutVersion());
 
     ClientConfigForTesting.newBuilder(StorageUnit.BYTES)
         .setBlockSize(BLOCK_SIZE)
diff --git 
a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/hdds/upgrade/TestHDDSUpgrade.java
 
b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/hdds/upgrade/TestHDDSUpgrade.java
index b524d7fa1e..15e101fe3b 100644
--- 
a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/hdds/upgrade/TestHDDSUpgrade.java
+++ 
b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/hdds/upgrade/TestHDDSUpgrade.java
@@ -24,12 +24,10 @@
 import static 
org.apache.hadoop.hdds.protocol.datanode.proto.ContainerProtos.ContainerDataProto.State.CLOSED;
 import static 
org.apache.hadoop.hdds.protocol.proto.HddsProtos.NodeState.HEALTHY;
 import static 
org.apache.hadoop.hdds.protocol.proto.HddsProtos.NodeState.HEALTHY_READONLY;
-import static 
org.apache.hadoop.hdds.scm.ScmConfig.ConfigStrings.HDDS_SCM_INIT_DEFAULT_LAYOUT_VERSION;
 import static 
org.apache.hadoop.hdds.scm.ScmConfigKeys.OZONE_DATANODE_PIPELINE_LIMIT;
 import static 
org.apache.hadoop.hdds.scm.ScmConfigKeys.OZONE_SCM_HEARTBEAT_PROCESS_INTERVAL;
 import static 
org.apache.hadoop.hdds.scm.ScmConfigKeys.OZONE_SCM_RATIS_PIPELINE_LIMIT;
 import static org.apache.hadoop.hdds.scm.pipeline.Pipeline.PipelineState.OPEN;
-import static 
org.apache.hadoop.ozone.om.OmUpgradeConfig.ConfigStrings.OZONE_OM_INIT_DEFAULT_LAYOUT_VERSION;
 import static 
org.apache.hadoop.ozone.upgrade.InjectedUpgradeFinalizationExecutor.UpgradeTestInjectionPoints.AFTER_COMPLETE_FINALIZATION;
 import static 
org.apache.hadoop.ozone.upgrade.InjectedUpgradeFinalizationExecutor.UpgradeTestInjectionPoints.AFTER_POST_FINALIZE_UPGRADE;
 import static 
org.apache.hadoop.ozone.upgrade.InjectedUpgradeFinalizationExecutor.UpgradeTestInjectionPoints.AFTER_PRE_FINALIZE_UPGRADE;
@@ -67,6 +65,7 @@
 import org.apache.hadoop.hdds.scm.pipeline.PipelineID;
 import org.apache.hadoop.hdds.scm.pipeline.PipelineManager;
 import org.apache.hadoop.hdds.scm.server.SCMConfigurator;
+import org.apache.hadoop.hdds.scm.server.SCMStorageConfig;
 import org.apache.hadoop.hdds.scm.server.StorageContainerManager;
 import org.apache.hadoop.hdds.scm.server.upgrade.SCMUpgradeFinalizationContext;
 import org.apache.hadoop.hdds.scm.storage.ContainerProtocolCalls;
@@ -80,6 +79,7 @@
 import org.apache.hadoop.ozone.client.OzoneClientFactory;
 import org.apache.hadoop.ozone.client.io.OzoneOutputStream;
 import 
org.apache.hadoop.ozone.container.common.statemachine.DatanodeStateMachine;
+import org.apache.hadoop.ozone.om.OMStorage;
 import org.apache.hadoop.ozone.om.upgrade.OMLayoutFeature;
 import org.apache.hadoop.ozone.upgrade.BasicUpgradeFinalizer;
 import org.apache.hadoop.ozone.upgrade.InjectedUpgradeFinalizationExecutor;
@@ -153,8 +153,8 @@ public static void initClass() {
     conf.setInt(OZONE_DATANODE_PIPELINE_LIMIT, 1);
     // allow only one FACTOR THREE pipeline.
     conf.setInt(OZONE_SCM_RATIS_PIPELINE_LIMIT, NUM_DATA_NODES + 1);
-    conf.setInt(HDDS_SCM_INIT_DEFAULT_LAYOUT_VERSION, 
HDDSLayoutFeature.INITIAL_VERSION.layoutVersion());
-    conf.setInt(OZONE_OM_INIT_DEFAULT_LAYOUT_VERSION, 
OMLayoutFeature.INITIAL_VERSION.layoutVersion());
+    conf.setInt(SCMStorageConfig.TESTING_INIT_LAYOUT_VERSION_KEY, 
HDDSLayoutFeature.INITIAL_VERSION.layoutVersion());
+    conf.setInt(OMStorage.TESTING_INIT_LAYOUT_VERSION_KEY, 
OMLayoutFeature.INITIAL_VERSION.layoutVersion());
     conf.setTimeDuration(HDDS_HEARTBEAT_INTERVAL, 500, TimeUnit.MILLISECONDS);
     conf.setTimeDuration(OZONE_SCM_HEARTBEAT_PROCESS_INTERVAL, 500, 
TimeUnit.MILLISECONDS);
 
diff --git 
a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/hdds/upgrade/TestScmHAFinalization.java
 
b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/hdds/upgrade/TestScmHAFinalization.java
index bebddd3487..b55c55fe6a 100644
--- 
a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/hdds/upgrade/TestScmHAFinalization.java
+++ 
b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/hdds/upgrade/TestScmHAFinalization.java
@@ -18,7 +18,6 @@
 package org.apache.hadoop.hdds.upgrade;
 
 import static 
org.apache.hadoop.hdds.protocol.datanode.proto.ContainerProtos.ContainerDataProto.State.CLOSED;
-import static 
org.apache.hadoop.hdds.scm.ScmConfig.ConfigStrings.HDDS_SCM_INIT_DEFAULT_LAYOUT_VERSION;
 import static org.assertj.core.api.Assertions.assertThat;
 import static org.junit.jupiter.api.Assertions.assertEquals;
 import static org.junit.jupiter.api.Assertions.assertFalse;
@@ -41,6 +40,7 @@
 import 
org.apache.hadoop.hdds.scm.container.common.helpers.ContainerWithPipeline;
 import org.apache.hadoop.hdds.scm.protocol.StorageContainerLocationProtocol;
 import org.apache.hadoop.hdds.scm.server.SCMConfigurator;
+import org.apache.hadoop.hdds.scm.server.SCMStorageConfig;
 import org.apache.hadoop.hdds.scm.server.StorageContainerManager;
 import org.apache.hadoop.hdds.scm.server.upgrade.FinalizationCheckpoint;
 import org.apache.hadoop.hdds.scm.server.upgrade.FinalizationStateManagerImpl;
@@ -88,7 +88,7 @@ public void init(OzoneConfiguration conf,
     SCMConfigurator configurator = new SCMConfigurator();
     configurator.setUpgradeFinalizationExecutor(executor);
 
-    conf.setInt(HDDS_SCM_INIT_DEFAULT_LAYOUT_VERSION, 
HDDSLayoutFeature.INITIAL_VERSION.layoutVersion());
+    conf.setInt(SCMStorageConfig.TESTING_INIT_LAYOUT_VERSION_KEY, 
HDDSLayoutFeature.INITIAL_VERSION.layoutVersion());
     
conf.set(ScmConfigKeys.OZONE_SCM_HA_RATIS_SERVER_RPC_FIRST_ELECTION_TIMEOUT, 
"5s");
 
     MiniOzoneHAClusterImpl.Builder clusterBuilder = 
MiniOzoneCluster.newHABuilder(conf);
diff --git 
a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/TestOzoneConfigurationFields.java
 
b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/TestOzoneConfigurationFields.java
index 01dae38157..57caaa45b2 100644
--- 
a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/TestOzoneConfigurationFields.java
+++ 
b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/TestOzoneConfigurationFields.java
@@ -59,8 +59,6 @@ public void initializeMemberVariables() {
     xmlPrefixToSkipCompare.add("ipc.client.rpc-timeout.ms");
     xmlPropsToSkipCompare.add("ozone.om.leader.election.minimum.timeout" +
         ".duration"); // Deprecated config
-    configurationPropsToSkipCompare
-        .add(ScmConfig.ConfigStrings.HDDS_SCM_INIT_DEFAULT_LAYOUT_VERSION);
     // Currently replication and type configs moved to server side.
     configurationPropsToSkipCompare
         .add(OzoneConfigKeys.OZONE_REPLICATION);
diff --git 
a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/om/TestOMBucketLayoutUpgrade.java
 
b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/om/TestOMBucketLayoutUpgrade.java
index 2c0e65ac76..58b9bdc217 100644
--- 
a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/om/TestOMBucketLayoutUpgrade.java
+++ 
b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/om/TestOMBucketLayoutUpgrade.java
@@ -19,7 +19,6 @@
 
 import static org.apache.hadoop.ozone.OzoneConsts.LAYOUT_VERSION_KEY;
 import static 
org.apache.hadoop.ozone.om.OMUpgradeTestUtils.waitForFinalization;
-import static 
org.apache.hadoop.ozone.om.OmUpgradeConfig.ConfigStrings.OZONE_OM_INIT_DEFAULT_LAYOUT_VERSION;
 import static 
org.apache.hadoop.ozone.om.exceptions.OMException.ResultCodes.NOT_SUPPORTED_OPERATION_PRIOR_FINALIZATION;
 import static 
org.apache.hadoop.ozone.om.upgrade.OMLayoutFeature.INITIAL_VERSION;
 import static 
org.apache.hadoop.ozone.om.upgrade.OMLayoutVersionManager.maxLayoutVersion;
@@ -88,7 +87,7 @@ class TestOMBucketLayoutUpgrade {
   @BeforeAll
   void setup() throws Exception {
     OzoneConfiguration conf = new OzoneConfiguration();
-    conf.setInt(OZONE_OM_INIT_DEFAULT_LAYOUT_VERSION, fromLayoutVersion);
+    conf.setInt(OMStorage.TESTING_INIT_LAYOUT_VERSION_KEY, fromLayoutVersion);
     String omServiceId = UUID.randomUUID().toString();
     MiniOzoneHAClusterImpl.Builder builder = 
MiniOzoneCluster.newHABuilder(conf);
     builder.setOMServiceId(omServiceId)
diff --git 
a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/om/TestOMUpgradeFinalization.java
 
b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/om/TestOMUpgradeFinalization.java
index 4019010b02..be0f990997 100644
--- 
a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/om/TestOMUpgradeFinalization.java
+++ 
b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/om/TestOMUpgradeFinalization.java
@@ -20,7 +20,6 @@
 import static org.apache.hadoop.ozone.OzoneConsts.LAYOUT_VERSION_KEY;
 import static 
org.apache.hadoop.ozone.om.OMUpgradeTestUtils.assertClusterPrepared;
 import static 
org.apache.hadoop.ozone.om.OMUpgradeTestUtils.waitForFinalization;
-import static 
org.apache.hadoop.ozone.om.OmUpgradeConfig.ConfigStrings.OZONE_OM_INIT_DEFAULT_LAYOUT_VERSION;
 import static 
org.apache.hadoop.ozone.om.upgrade.OMLayoutFeature.INITIAL_VERSION;
 import static 
org.apache.hadoop.ozone.om.upgrade.OMLayoutVersionManager.maxLayoutVersion;
 import static org.apache.ozone.test.GenericTestUtils.waitFor;
@@ -123,7 +122,7 @@ void testOMUpgradeFinalizationWithOneOMDown() throws 
Exception {
 
   private static MiniOzoneHAClusterImpl newCluster(OzoneConfiguration conf)
       throws IOException {
-    conf.setInt(OZONE_OM_INIT_DEFAULT_LAYOUT_VERSION, 
INITIAL_VERSION.layoutVersion());
+    conf.setInt(OMStorage.TESTING_INIT_LAYOUT_VERSION_KEY, 
INITIAL_VERSION.layoutVersion());
     MiniOzoneHAClusterImpl.Builder builder = 
MiniOzoneCluster.newHABuilder(conf);
     builder.setOMServiceId(UUID.randomUUID().toString())
         .setNumOfOzoneManagers(3)
diff --git 
a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/om/multitenant/TestMultiTenantVolume.java
 
b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/om/multitenant/TestMultiTenantVolume.java
index 7d80fba7aa..92d09a1b52 100644
--- 
a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/om/multitenant/TestMultiTenantVolume.java
+++ 
b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/om/multitenant/TestMultiTenantVolume.java
@@ -18,7 +18,6 @@
 package org.apache.hadoop.ozone.om.multitenant;
 
 import static 
org.apache.hadoop.ozone.om.OMConfigKeys.OZONE_OM_MULTITENANCY_ENABLED;
-import static 
org.apache.hadoop.ozone.om.OmUpgradeConfig.ConfigStrings.OZONE_OM_INIT_DEFAULT_LAYOUT_VERSION;
 import static org.apache.hadoop.ozone.upgrade.UpgradeFinalization.isDone;
 import static org.apache.hadoop.ozone.upgrade.UpgradeFinalization.isStarting;
 import static org.assertj.core.api.Assertions.assertThat;
@@ -43,6 +42,7 @@
 import org.apache.hadoop.ozone.client.OzoneVolume;
 import org.apache.hadoop.ozone.client.rpc.RpcClient;
 import org.apache.hadoop.ozone.om.OMMultiTenantManagerImpl;
+import org.apache.hadoop.ozone.om.OMStorage;
 import org.apache.hadoop.ozone.om.exceptions.OMException;
 import org.apache.hadoop.ozone.om.helpers.S3SecretValue;
 import org.apache.hadoop.ozone.om.protocol.OzoneManagerProtocol;
@@ -76,7 +76,7 @@ public static void initClusterProvider() throws Exception {
     conf.setBoolean(
         OMMultiTenantManagerImpl.OZONE_OM_TENANT_DEV_SKIP_RANGER, true);
     conf.setBoolean(OZONE_OM_MULTITENANCY_ENABLED, true);
-    conf.setInt(OZONE_OM_INIT_DEFAULT_LAYOUT_VERSION, 
OMLayoutFeature.INITIAL_VERSION.layoutVersion());
+    conf.setInt(OMStorage.TESTING_INIT_LAYOUT_VERSION_KEY, 
OMLayoutFeature.INITIAL_VERSION.layoutVersion());
     MiniOzoneCluster.Builder builder = MiniOzoneCluster.newBuilder(conf)
         .withoutDatanodes();
     cluster = builder.build();
diff --git 
a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/om/snapshot/TestOmSnapshot.java
 
b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/om/snapshot/TestOmSnapshot.java
index 2e8794d07f..64f75945fb 100644
--- 
a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/om/snapshot/TestOmSnapshot.java
+++ 
b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/om/snapshot/TestOmSnapshot.java
@@ -30,7 +30,6 @@
 import static 
org.apache.hadoop.ozone.om.OMConfigKeys.OZONE_OM_SNAPSHOT_FORCE_FULL_DIFF;
 import static 
org.apache.hadoop.ozone.om.OMConfigKeys.OZONE_SNAPSHOT_SST_FILTERING_SERVICE_INTERVAL;
 import static org.apache.hadoop.ozone.om.OmSnapshotManager.DELIMITER;
-import static 
org.apache.hadoop.ozone.om.OmUpgradeConfig.ConfigStrings.OZONE_OM_INIT_DEFAULT_LAYOUT_VERSION;
 import static org.apache.hadoop.ozone.om.codec.OMDBDefinition.FILE_TABLE;
 import static org.apache.hadoop.ozone.om.codec.OMDBDefinition.KEY_TABLE;
 import static 
org.apache.hadoop.ozone.om.exceptions.OMException.ResultCodes.BUCKET_NOT_FOUND;
@@ -118,6 +117,7 @@
 import org.apache.hadoop.ozone.client.io.OzoneOutputStream;
 import org.apache.hadoop.ozone.om.KeyManagerImpl;
 import org.apache.hadoop.ozone.om.OMConfigKeys;
+import org.apache.hadoop.ozone.om.OMStorage;
 import org.apache.hadoop.ozone.om.OmSnapshot;
 import org.apache.hadoop.ozone.om.OmSnapshotManager;
 import org.apache.hadoop.ozone.om.OzoneManager;
@@ -215,7 +215,7 @@ private void init() throws Exception {
     conf.setEnum(HDDS_DB_PROFILE, DBProfile.TEST);
     // Enable filesystem snapshot feature for the test regardless of the 
default
     conf.setBoolean(OMConfigKeys.OZONE_FILESYSTEM_SNAPSHOT_ENABLED_KEY, true);
-    conf.setInt(OZONE_OM_INIT_DEFAULT_LAYOUT_VERSION, 
OMLayoutFeature.BUCKET_LAYOUT_SUPPORT.layoutVersion());
+    conf.setInt(OMStorage.TESTING_INIT_LAYOUT_VERSION_KEY, 
OMLayoutFeature.BUCKET_LAYOUT_SUPPORT.layoutVersion());
     conf.setTimeDuration(OZONE_SNAPSHOT_DELETING_SERVICE_INTERVAL, 1, 
TimeUnit.SECONDS);
     conf.setInt(OZONE_SNAPSHOT_SST_FILTERING_SERVICE_INTERVAL, 
KeyManagerImpl.DISABLE_VALUE);
 
diff --git 
a/hadoop-ozone/ozone-manager/src/main/java/org/apache/hadoop/ozone/om/OMStorage.java
 
b/hadoop-ozone/ozone-manager/src/main/java/org/apache/hadoop/ozone/om/OMStorage.java
index ce758c11a0..1c1a4d1f98 100644
--- 
a/hadoop-ozone/ozone-manager/src/main/java/org/apache/hadoop/ozone/om/OMStorage.java
+++ 
b/hadoop-ozone/ozone-manager/src/main/java/org/apache/hadoop/ozone/om/OMStorage.java
@@ -17,8 +17,6 @@
 
 package org.apache.hadoop.ozone.om;
 
-import static 
org.apache.hadoop.ozone.om.OmUpgradeConfig.ConfigStrings.OZONE_OM_INIT_DEFAULT_LAYOUT_VERSION;
-
 import java.io.File;
 import java.io.IOException;
 import java.util.Properties;
@@ -49,6 +47,8 @@
  */
 public class OMStorage extends Storage {
 
+  public static final String TESTING_INIT_LAYOUT_VERSION_KEY = 
"testing.ozone.om.init.layout.version";
+
   static final String ERROR_OM_IS_ALREADY_INITIALIZED =
       "OM is already initialized.";
   static final String ERROR_UNEXPECTED_OM_NODE_ID_TEMPLATE =
@@ -91,7 +91,7 @@ public class OMStorage extends Storage {
    */
   public OMStorage(OzoneConfiguration conf) throws IOException {
     super(NodeType.OM, getOmDbDir(conf), STORAGE_DIR,
-        getInitLayoutVersion(conf, OZONE_OM_INIT_DEFAULT_LAYOUT_VERSION,
+        getInitLayoutVersion(conf, TESTING_INIT_LAYOUT_VERSION_KEY,
             OMLayoutVersionManager::maxLayoutVersion));
   }
 


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