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/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.hadoop.hbase.master;
import static org.apache.hadoop.hbase.master.MasterWalManager.META_FILTER;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.net.BindException;
import java.net.InetAddress;
import java.net.InetSocketAddress;
import java.util.ArrayList;
import java.util.Collections;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Optional;
import java.util.Set;
import java.util.stream.Collectors;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.hbase.ClusterMetricsBuilder;
import org.apache.hadoop.hbase.DoNotRetryIOException;
import org.apache.hadoop.hbase.HConstants;
import org.apache.hadoop.hbase.HRegionLocation;
import org.apache.hadoop.hbase.MetaTableAccessor;
import org.apache.hadoop.hbase.NamespaceDescriptor;
import org.apache.hadoop.hbase.Server;
import org.apache.hadoop.hbase.ServerMetrics;
import org.apache.hadoop.hbase.ServerMetricsBuilder;
import org.apache.hadoop.hbase.ServerName;
import org.apache.hadoop.hbase.TableName;
import org.apache.hadoop.hbase.UnknownRegionException;
import org.apache.hadoop.hbase.client.ColumnFamilyDescriptor;
import org.apache.hadoop.hbase.client.MasterSwitchType;
import org.apache.hadoop.hbase.client.NormalizeTableFilterParams;
import org.apache.hadoop.hbase.client.Put;
import org.apache.hadoop.hbase.client.RegionInfo;
import org.apache.hadoop.hbase.client.RegionInfoBuilder;
import org.apache.hadoop.hbase.client.Table;
import org.apache.hadoop.hbase.client.TableDescriptor;
import org.apache.hadoop.hbase.client.TableState;
import org.apache.hadoop.hbase.client.VersionInfoUtil;
import org.apache.hadoop.hbase.client.replication.ReplicationPeerConfigUtil;
import org.apache.hadoop.hbase.coprocessor.MasterCoprocessor;
import org.apache.hadoop.hbase.errorhandling.ForeignException;
import org.apache.hadoop.hbase.exceptions.UnknownProtocolException;
import org.apache.hadoop.hbase.io.ByteBuffAllocator;
import org.apache.hadoop.hbase.io.hfile.HFile;
import org.apache.hadoop.hbase.ipc.CoprocessorRpcUtils;
import org.apache.hadoop.hbase.ipc.PriorityFunction;
import org.apache.hadoop.hbase.ipc.QosPriority;
import org.apache.hadoop.hbase.ipc.RpcServer;
import org.apache.hadoop.hbase.ipc.RpcServer.BlockingServiceAndInterface;
import org.apache.hadoop.hbase.ipc.RpcServerFactory;
import org.apache.hadoop.hbase.ipc.RpcServerInterface;
import org.apache.hadoop.hbase.ipc.ServerNotRunningYetException;
import org.apache.hadoop.hbase.ipc.ServerRpcController;
import org.apache.hadoop.hbase.master.assignment.RegionStates;
import org.apache.hadoop.hbase.master.assignment.TransitRegionStateProcedure;
import org.apache.hadoop.hbase.master.janitor.MetaFixer;
import org.apache.hadoop.hbase.master.locking.LockProcedure;
import org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv;
import org.apache.hadoop.hbase.master.procedure.MasterProcedureUtil;
import org.apache.hadoop.hbase.master.procedure.MasterProcedureUtil.NonceProcedureRunnable;
import org.apache.hadoop.hbase.master.procedure.ServerCrashProcedure;
import org.apache.hadoop.hbase.mob.MobUtils;
import org.apache.hadoop.hbase.namequeues.BalancerDecisionDetails;
import org.apache.hadoop.hbase.namequeues.NamedQueueRecorder;
import org.apache.hadoop.hbase.namequeues.request.NamedQueueGetRequest;
import org.apache.hadoop.hbase.namequeues.response.NamedQueueGetResponse;
import org.apache.hadoop.hbase.procedure.MasterProcedureManager;
import org.apache.hadoop.hbase.procedure2.LockType;
import org.apache.hadoop.hbase.procedure2.LockedResource;
import org.apache.hadoop.hbase.procedure2.Procedure;
import org.apache.hadoop.hbase.procedure2.ProcedureExecutor;
import org.apache.hadoop.hbase.procedure2.ProcedureUtil;
import org.apache.hadoop.hbase.procedure2.RemoteProcedureException;
import org.apache.hadoop.hbase.protobuf.generated.AccessControlProtos.AccessControlService;
import org.apache.hadoop.hbase.protobuf.generated.VisibilityLabelsProtos.VisibilityLabelsService;
import org.apache.hadoop.hbase.quotas.MasterQuotaManager;
import org.apache.hadoop.hbase.quotas.QuotaObserverChore;
import org.apache.hadoop.hbase.quotas.QuotaUtil;
import org.apache.hadoop.hbase.quotas.SpaceQuotaSnapshot;
import org.apache.hadoop.hbase.regionserver.RSRpcServices;
import org.apache.hadoop.hbase.regionserver.RpcSchedulerFactory;
import org.apache.hadoop.hbase.replication.ReplicationException;
import org.apache.hadoop.hbase.replication.ReplicationPeerConfig;
import org.apache.hadoop.hbase.replication.ReplicationPeerDescription;
import org.apache.hadoop.hbase.security.Superusers;
import org.apache.hadoop.hbase.security.User;
import org.apache.hadoop.hbase.security.access.AccessChecker;
import org.apache.hadoop.hbase.security.access.AccessChecker.InputUser;
import org.apache.hadoop.hbase.security.access.AccessController;
import org.apache.hadoop.hbase.security.access.Permission;
import org.apache.hadoop.hbase.security.access.Permission.Action;
import org.apache.hadoop.hbase.security.access.PermissionStorage;
import org.apache.hadoop.hbase.security.access.ShadedAccessControlUtil;
import org.apache.hadoop.hbase.security.access.UserPermission;
import org.apache.hadoop.hbase.security.visibility.VisibilityController;
import org.apache.hadoop.hbase.snapshot.ClientSnapshotDescriptionUtils;
import org.apache.hadoop.hbase.snapshot.SnapshotDescriptionUtils;
import org.apache.hadoop.hbase.util.Bytes;
import org.apache.hadoop.hbase.util.EnvironmentEdgeManager;
import org.apache.hadoop.hbase.util.ForeignExceptionUtil;
import org.apache.hadoop.hbase.util.Pair;
import org.apache.hadoop.hbase.wal.AbstractFSWALProvider;
import org.apache.hadoop.hbase.zookeeper.MetaTableLocator;
import org.apache.yetus.audience.InterfaceAudience;
import org.apache.zookeeper.KeeperException;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.apache.hbase.thirdparty.com.google.protobuf.ByteString;
import org.apache.hbase.thirdparty.com.google.protobuf.Message;
import org.apache.hbase.thirdparty.com.google.protobuf.RpcController;
import org.apache.hbase.thirdparty.com.google.protobuf.ServiceException;
import org.apache.hbase.thirdparty.com.google.protobuf.UnsafeByteOperations;
import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;
import org.apache.hadoop.hbase.shaded.protobuf.ResponseConverter;
import org.apache.hadoop.hbase.shaded.protobuf.generated.AccessControlProtos;
import org.apache.hadoop.hbase.shaded.protobuf.generated.AccessControlProtos.GetUserPermissionsRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.AccessControlProtos.GetUserPermissionsResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.AccessControlProtos.GrantRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.AccessControlProtos.GrantResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.AccessControlProtos.HasUserPermissionsRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.AccessControlProtos.HasUserPermissionsResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.AccessControlProtos.Permission.Type;
import org.apache.hadoop.hbase.shaded.protobuf.generated.AccessControlProtos.RevokeRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.AccessControlProtos.RevokeResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.CompactRegionRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.CompactRegionResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.GetRegionInfoRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.GetRegionInfoResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.ClientProtos;
import org.apache.hadoop.hbase.shaded.protobuf.generated.ClusterStatusProtos;
import org.apache.hadoop.hbase.shaded.protobuf.generated.ClusterStatusProtos.RegionStoreSequenceIds;
import org.apache.hadoop.hbase.shaded.protobuf.generated.HBaseProtos;
import org.apache.hadoop.hbase.shaded.protobuf.generated.HBaseProtos.NameStringPair;
import org.apache.hadoop.hbase.shaded.protobuf.generated.HBaseProtos.ProcedureDescription;
import org.apache.hadoop.hbase.shaded.protobuf.generated.HBaseProtos.RegionSpecifier;
import org.apache.hadoop.hbase.shaded.protobuf.generated.HBaseProtos.RegionSpecifier.RegionSpecifierType;
import org.apache.hadoop.hbase.shaded.protobuf.generated.HBaseProtos.VersionInfo;
import org.apache.hadoop.hbase.shaded.protobuf.generated.LockServiceProtos.LockHeartbeatRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.LockServiceProtos.LockHeartbeatResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.LockServiceProtos.LockRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.LockServiceProtos.LockResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.LockServiceProtos.LockService;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.AbortProcedureRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.AbortProcedureResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.AddColumnRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.AddColumnResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.AssignRegionRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.AssignRegionResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.BalanceRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.BalanceResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.ClearDeadServersRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.ClearDeadServersResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.ClientMetaService;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.CreateNamespaceRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.CreateNamespaceResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.CreateTableRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.CreateTableResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.DecommissionRegionServersRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.DecommissionRegionServersResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.DeleteColumnRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.DeleteColumnResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.DeleteNamespaceRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.DeleteNamespaceResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.DeleteSnapshotRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.DeleteSnapshotResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.DeleteTableRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.DeleteTableResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.DisableTableRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.DisableTableResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.EnableCatalogJanitorRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.EnableCatalogJanitorResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.EnableTableRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.EnableTableResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.ExecProcedureRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.ExecProcedureResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.FixMetaRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.FixMetaResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.GetActiveMasterRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.GetActiveMasterResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.GetClusterIdRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.GetClusterIdResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.GetClusterStatusRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.GetClusterStatusResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.GetCompletedSnapshotsRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.GetCompletedSnapshotsResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.GetLocksRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.GetLocksResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.GetMastersRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.GetMastersResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.GetMastersResponseEntry;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.GetMetaRegionLocationsRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.GetMetaRegionLocationsResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.GetNamespaceDescriptorRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.GetNamespaceDescriptorResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.GetProcedureResultRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.GetProcedureResultResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.GetProceduresRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.GetProceduresResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.GetSchemaAlterStatusRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.GetSchemaAlterStatusResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.GetTableDescriptorsRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.GetTableDescriptorsResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.GetTableNamesRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.GetTableNamesResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.GetTableStateRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.GetTableStateResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.HbckService;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.IsBalancerEnabledRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.IsBalancerEnabledResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.IsCatalogJanitorEnabledRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.IsCatalogJanitorEnabledResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.IsCleanerChoreEnabledRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.IsCleanerChoreEnabledResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.IsInMaintenanceModeRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.IsInMaintenanceModeResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.IsMasterRunningRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.IsMasterRunningResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.IsNormalizerEnabledRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.IsNormalizerEnabledResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.IsProcedureDoneRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.IsProcedureDoneResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos
.IsSnapshotCleanupEnabledRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos
.IsSnapshotCleanupEnabledResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.IsSnapshotDoneRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.IsSnapshotDoneResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.IsSplitOrMergeEnabledRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.IsSplitOrMergeEnabledResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.ListDecommissionedRegionServersRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.ListDecommissionedRegionServersResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.ListNamespaceDescriptorsRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.ListNamespaceDescriptorsResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.ListNamespacesRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.ListNamespacesResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.ListTableDescriptorsByNamespaceRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.ListTableDescriptorsByNamespaceResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.ListTableNamesByNamespaceRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.ListTableNamesByNamespaceResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.MajorCompactionTimestampForRegionRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.MajorCompactionTimestampRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.MajorCompactionTimestampResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.MasterService;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.MergeTableRegionsRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.MergeTableRegionsResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.ModifyColumnRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.ModifyColumnResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.ModifyNamespaceRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.ModifyNamespaceResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.ModifyTableRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.ModifyTableResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.MoveRegionRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.MoveRegionResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.NormalizeRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.NormalizeResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.OfflineRegionRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.OfflineRegionResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.RecommissionRegionServerRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.RecommissionRegionServerResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.RegionSpecifierAndState;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.RestoreSnapshotRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.RestoreSnapshotResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.RunCatalogScanRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.RunCatalogScanResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.RunCleanerChoreRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.RunCleanerChoreResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.RunHbckChoreRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.RunHbckChoreResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.SecurityCapabilitiesRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.SecurityCapabilitiesResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.SetBalancerRunningRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.SetBalancerRunningResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.SetCleanerChoreRunningRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.SetCleanerChoreRunningResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.SetNormalizerRunningRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.SetNormalizerRunningResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.SetQuotaRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.SetQuotaResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.SetRegionStateInMetaRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.SetRegionStateInMetaResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.SetSnapshotCleanupRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.SetSnapshotCleanupResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.SetSplitOrMergeEnabledRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.SetSplitOrMergeEnabledResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.SetTableStateInMetaRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.ShutdownRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.ShutdownResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.SnapshotRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.SnapshotResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.SplitTableRegionRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.SplitTableRegionResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.StopMasterRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.StopMasterResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.SwitchExceedThrottleQuotaRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.SwitchExceedThrottleQuotaResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.SwitchRpcThrottleRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.SwitchRpcThrottleResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.TruncateTableRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.TruncateTableResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.UnassignRegionRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.UnassignRegionResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.QuotaProtos.GetQuotaStatesRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.QuotaProtos.GetQuotaStatesResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.QuotaProtos.GetQuotaStatesResponse.NamespaceQuotaSnapshot;
import org.apache.hadoop.hbase.shaded.protobuf.generated.QuotaProtos.GetQuotaStatesResponse.TableQuotaSnapshot;
import org.apache.hadoop.hbase.shaded.protobuf.generated.QuotaProtos.GetSpaceQuotaRegionSizesRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.QuotaProtos.GetSpaceQuotaRegionSizesResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.QuotaProtos.GetSpaceQuotaRegionSizesResponse.RegionSizes;
import org.apache.hadoop.hbase.shaded.protobuf.generated.RecentLogs;
import org.apache.hadoop.hbase.shaded.protobuf.generated.RegionServerStatusProtos.FileArchiveNotificationRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.RegionServerStatusProtos.FileArchiveNotificationResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.RegionServerStatusProtos.GetLastFlushedSequenceIdRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.RegionServerStatusProtos.GetLastFlushedSequenceIdResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.RegionServerStatusProtos.RegionServerReportRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.RegionServerStatusProtos.RegionServerReportResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.RegionServerStatusProtos.RegionServerStartupRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.RegionServerStatusProtos.RegionServerStartupResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.RegionServerStatusProtos.RegionServerStatusService;
import org.apache.hadoop.hbase.shaded.protobuf.generated.RegionServerStatusProtos.RegionSpaceUse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.RegionServerStatusProtos.RegionSpaceUseReportRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.RegionServerStatusProtos.RegionSpaceUseReportResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.RegionServerStatusProtos.RemoteProcedureResult;
import org.apache.hadoop.hbase.shaded.protobuf.generated.RegionServerStatusProtos.ReportProcedureDoneRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.RegionServerStatusProtos.ReportProcedureDoneResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.RegionServerStatusProtos.ReportRSFatalErrorRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.RegionServerStatusProtos.ReportRSFatalErrorResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.RegionServerStatusProtos.ReportRegionStateTransitionRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.RegionServerStatusProtos.ReportRegionStateTransitionResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.ReplicationProtos.AddReplicationPeerRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.ReplicationProtos.AddReplicationPeerResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.ReplicationProtos.DisableReplicationPeerRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.ReplicationProtos.DisableReplicationPeerResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.ReplicationProtos.EnableReplicationPeerRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.ReplicationProtos.EnableReplicationPeerResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.ReplicationProtos.GetReplicationPeerConfigRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.ReplicationProtos.GetReplicationPeerConfigResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.ReplicationProtos.ListReplicationPeersRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.ReplicationProtos.ListReplicationPeersResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.ReplicationProtos.RemoveReplicationPeerRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.ReplicationProtos.RemoveReplicationPeerResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.ReplicationProtos.ReplicationState;
import org.apache.hadoop.hbase.shaded.protobuf.generated.ReplicationProtos.UpdateReplicationPeerConfigRequest;
import org.apache.hadoop.hbase.shaded.protobuf.generated.ReplicationProtos.UpdateReplicationPeerConfigResponse;
import org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription;
/**
* Implements the master RPC services.
*/
@InterfaceAudience.Private
@SuppressWarnings("deprecation")
public class MasterRpcServices extends RSRpcServices implements
MasterService.BlockingInterface, RegionServerStatusService.BlockingInterface,
LockService.BlockingInterface, HbckService.BlockingInterface,
ClientMetaService.BlockingInterface {
private static final Logger LOG = LoggerFactory.getLogger(MasterRpcServices.class.getName());
private static final Logger AUDITLOG =
LoggerFactory.getLogger("SecurityLogger."+MasterRpcServices.class.getName());
private final HMaster master;
/**
* @return Subset of configuration to pass initializing regionservers: e.g.
* the filesystem to use and root directory to use.
*/
private RegionServerStartupResponse.Builder createConfigurationSubset() {
RegionServerStartupResponse.Builder resp = addConfig(
RegionServerStartupResponse.newBuilder(), HConstants.HBASE_DIR);
resp = addConfig(resp, "fs.defaultFS");
return addConfig(resp, "hbase.master.info.port");
}
private RegionServerStartupResponse.Builder addConfig(
final RegionServerStartupResponse.Builder resp, final String key) {
NameStringPair.Builder entry = NameStringPair.newBuilder()
.setName(key)
.setValue(master.getConfiguration().get(key));
resp.addMapEntries(entry.build());
return resp;
}
public MasterRpcServices(HMaster m) throws IOException {
super(m);
master = m;
}
@Override
protected Class getRpcSchedulerFactoryClass() {
Configuration conf = getConfiguration();
if (conf != null) {
return conf.getClass(MASTER_RPC_SCHEDULER_FACTORY_CLASS, super.getRpcSchedulerFactoryClass());
} else {
return super.getRpcSchedulerFactoryClass();
}
}
@Override
protected RpcServerInterface createRpcServer(final Server server,
final RpcSchedulerFactory rpcSchedulerFactory, final InetSocketAddress bindAddress,
final String name) throws IOException {
final Configuration conf = regionServer.getConfiguration();
// RpcServer at HM by default enable ByteBufferPool iff HM having user table region in it
boolean reservoirEnabled = conf.getBoolean(ByteBuffAllocator.ALLOCATOR_POOL_ENABLED_KEY,
LoadBalancer.isMasterCanHostUserRegions(conf));
try {
return RpcServerFactory.createRpcServer(server, name, getServices(),
bindAddress, // use final bindAddress for this server.
conf, rpcSchedulerFactory.create(conf, this, server), reservoirEnabled);
} catch (BindException be) {
throw new IOException(be.getMessage() + ". To switch ports use the '"
+ HConstants.MASTER_PORT + "' configuration property.",
be.getCause() != null ? be.getCause() : be);
}
}
@Override
protected PriorityFunction createPriority() {
return new MasterAnnotationReadingPriorityFunction(this);
}
/**
* Checks for the following pre-checks in order:
*
* - Master is initialized
* - Rpc caller has admin permissions
*
* @param requestName name of rpc request. Used in reporting failures to provide context.
* @throws ServiceException If any of the above listed pre-check fails.
*/
private void rpcPreCheck(String requestName) throws ServiceException {
try {
master.checkInitialized();
requirePermission(requestName, Permission.Action.ADMIN);
} catch (IOException ioe) {
throw new ServiceException(ioe);
}
}
enum BalanceSwitchMode {
SYNC,
ASYNC
}
/**
* Assigns balancer switch according to BalanceSwitchMode
* @param b new balancer switch
* @param mode BalanceSwitchMode
* @return old balancer switch
*/
boolean switchBalancer(final boolean b, BalanceSwitchMode mode) throws IOException {
boolean oldValue = master.loadBalancerTracker.isBalancerOn();
boolean newValue = b;
try {
if (master.cpHost != null) {
master.cpHost.preBalanceSwitch(newValue);
}
try {
if (mode == BalanceSwitchMode.SYNC) {
synchronized (master.getLoadBalancer()) {
master.loadBalancerTracker.setBalancerOn(newValue);
}
} else {
master.loadBalancerTracker.setBalancerOn(newValue);
}
} catch (KeeperException ke) {
throw new IOException(ke);
}
LOG.info(master.getClientIdAuditPrefix() + " set balanceSwitch=" + newValue);
if (master.cpHost != null) {
master.cpHost.postBalanceSwitch(oldValue, newValue);
}
master.getLoadBalancer().updateBalancerStatus(newValue);
} catch (IOException ioe) {
LOG.warn("Error flipping balance switch", ioe);
}
return oldValue;
}
boolean synchronousBalanceSwitch(final boolean b) throws IOException {
return switchBalancer(b, BalanceSwitchMode.SYNC);
}
/**
* @return list of blocking services and their security info classes that this server supports
*/
@Override
protected List getServices() {
List bssi = new ArrayList<>(5);
bssi.add(new BlockingServiceAndInterface(
MasterService.newReflectiveBlockingService(this),
MasterService.BlockingInterface.class));
bssi.add(new BlockingServiceAndInterface(
RegionServerStatusService.newReflectiveBlockingService(this),
RegionServerStatusService.BlockingInterface.class));
bssi.add(new BlockingServiceAndInterface(LockService.newReflectiveBlockingService(this),
LockService.BlockingInterface.class));
bssi.add(new BlockingServiceAndInterface(HbckService.newReflectiveBlockingService(this),
HbckService.BlockingInterface.class));
bssi.add(new BlockingServiceAndInterface(ClientMetaService.newReflectiveBlockingService(this),
ClientMetaService.BlockingInterface.class));
bssi.addAll(super.getServices());
return bssi;
}
@Override
@QosPriority(priority = HConstants.ADMIN_QOS)
public GetLastFlushedSequenceIdResponse getLastFlushedSequenceId(RpcController controller,
GetLastFlushedSequenceIdRequest request) throws ServiceException {
try {
master.checkServiceStarted();
} catch (IOException ioe) {
throw new ServiceException(ioe);
}
byte[] encodedRegionName = request.getRegionName().toByteArray();
RegionStoreSequenceIds ids = master.getServerManager()
.getLastFlushedSequenceId(encodedRegionName);
return ResponseConverter.buildGetLastFlushedSequenceIdResponse(ids);
}
@Override
public RegionServerReportResponse regionServerReport(RpcController controller,
RegionServerReportRequest request) throws ServiceException {
try {
master.checkServiceStarted();
int versionNumber = 0;
String version = "0.0.0";
VersionInfo versionInfo = VersionInfoUtil.getCurrentClientVersionInfo();
if (versionInfo != null) {
version = versionInfo.getVersion();
versionNumber = VersionInfoUtil.getVersionNumber(versionInfo);
}
ClusterStatusProtos.ServerLoad sl = request.getLoad();
ServerName serverName = ProtobufUtil.toServerName(request.getServer());
ServerMetrics oldLoad = master.getServerManager().getLoad(serverName);
ServerMetrics newLoad =
ServerMetricsBuilder.toServerMetrics(serverName, versionNumber, version, sl);
master.getServerManager().regionServerReport(serverName, newLoad);
master.getAssignmentManager().reportOnlineRegions(serverName,
newLoad.getRegionMetrics().keySet());
if (sl != null && master.metricsMaster != null) {
// Up our metrics.
master.metricsMaster.incrementRequests(
sl.getTotalNumberOfRequests() - (oldLoad != null ? oldLoad.getRequestCount() : 0));
}
} catch (IOException ioe) {
throw new ServiceException(ioe);
}
return RegionServerReportResponse.newBuilder().build();
}
@Override
public RegionServerStartupResponse regionServerStartup(RpcController controller,
RegionServerStartupRequest request) throws ServiceException {
// Register with server manager
try {
master.checkServiceStarted();
int versionNumber = 0;
String version = "0.0.0";
VersionInfo versionInfo = VersionInfoUtil.getCurrentClientVersionInfo();
if (versionInfo != null) {
version = versionInfo.getVersion();
versionNumber = VersionInfoUtil.getVersionNumber(versionInfo);
}
InetAddress ia = master.getRemoteInetAddress(request.getPort(), request.getServerStartCode());
// if regionserver passed hostname to use,
// then use it instead of doing a reverse DNS lookup
ServerName rs =
master.getServerManager().regionServerStartup(request, versionNumber, version, ia);
// Send back some config info
RegionServerStartupResponse.Builder resp = createConfigurationSubset();
NameStringPair.Builder entry = NameStringPair.newBuilder()
.setName(HConstants.KEY_FOR_HOSTNAME_SEEN_BY_MASTER).setValue(rs.getHostname());
resp.addMapEntries(entry.build());
return resp.build();
} catch (IOException ioe) {
throw new ServiceException(ioe);
}
}
@Override
public ReportRSFatalErrorResponse reportRSFatalError(
RpcController controller, ReportRSFatalErrorRequest request) throws ServiceException {
String errorText = request.getErrorMessage();
ServerName sn = ProtobufUtil.toServerName(request.getServer());
String msg = sn + " reported a fatal error:\n" + errorText;
LOG.warn(msg);
master.rsFatals.add(msg);
return ReportRSFatalErrorResponse.newBuilder().build();
}
@Override
public AddColumnResponse addColumn(RpcController controller,
AddColumnRequest req) throws ServiceException {
try {
long procId = master.addColumn(
ProtobufUtil.toTableName(req.getTableName()),
ProtobufUtil.toColumnFamilyDescriptor(req.getColumnFamilies()),
req.getNonceGroup(),
req.getNonce());
if (procId == -1) {
// This mean operation was not performed in server, so do not set any procId
return AddColumnResponse.newBuilder().build();
} else {
return AddColumnResponse.newBuilder().setProcId(procId).build();
}
} catch (IOException ioe) {
throw new ServiceException(ioe);
}
}
@Override
public AssignRegionResponse assignRegion(RpcController controller,
AssignRegionRequest req) throws ServiceException {
try {
master.checkInitialized();
final RegionSpecifierType type = req.getRegion().getType();
if (type != RegionSpecifierType.REGION_NAME) {
LOG.warn("assignRegion specifier type: expected: " + RegionSpecifierType.REGION_NAME
+ " actual: " + type);
}
final byte[] regionName = req.getRegion().getValue().toByteArray();
final RegionInfo regionInfo = master.getAssignmentManager().getRegionInfo(regionName);
if (regionInfo == null) {
throw new UnknownRegionException(Bytes.toStringBinary(regionName));
}
final AssignRegionResponse arr = AssignRegionResponse.newBuilder().build();
if (master.cpHost != null) {
master.cpHost.preAssign(regionInfo);
}
LOG.info(master.getClientIdAuditPrefix() + " assign " + regionInfo.getRegionNameAsString());
master.getAssignmentManager().assign(regionInfo);
if (master.cpHost != null) {
master.cpHost.postAssign(regionInfo);
}
return arr;
} catch (IOException ioe) {
throw new ServiceException(ioe);
}
}
@Override
public BalanceResponse balance(RpcController controller,
BalanceRequest request) throws ServiceException {
try {
return BalanceResponse.newBuilder().setBalancerRan(master.balance(
request.hasForce()? request.getForce(): false)).build();
} catch (IOException ex) {
throw new ServiceException(ex);
}
}
@Override
public CreateNamespaceResponse createNamespace(RpcController controller,
CreateNamespaceRequest request) throws ServiceException {
try {
long procId = master.createNamespace(
ProtobufUtil.toNamespaceDescriptor(request.getNamespaceDescriptor()),
request.getNonceGroup(),
request.getNonce());
return CreateNamespaceResponse.newBuilder().setProcId(procId).build();
} catch (IOException e) {
throw new ServiceException(e);
}
}
@Override
public CreateTableResponse createTable(RpcController controller, CreateTableRequest req)
throws ServiceException {
TableDescriptor tableDescriptor = ProtobufUtil.toTableDescriptor(req.getTableSchema());
byte [][] splitKeys = ProtobufUtil.getSplitKeysArray(req);
try {
long procId =
master.createTable(tableDescriptor, splitKeys, req.getNonceGroup(), req.getNonce());
LOG.info(master.getClientIdAuditPrefix() + " procedure request for creating table: " +
req.getTableSchema().getTableName() + " procId is: " + procId);
return CreateTableResponse.newBuilder().setProcId(procId).build();
} catch (IOException ioe) {
throw new ServiceException(ioe);
}
}
@Override
public DeleteColumnResponse deleteColumn(RpcController controller,
DeleteColumnRequest req) throws ServiceException {
try {
long procId = master.deleteColumn(
ProtobufUtil.toTableName(req.getTableName()),
req.getColumnName().toByteArray(),
req.getNonceGroup(),
req.getNonce());
if (procId == -1) {
// This mean operation was not performed in server, so do not set any procId
return DeleteColumnResponse.newBuilder().build();
} else {
return DeleteColumnResponse.newBuilder().setProcId(procId).build();
}
} catch (IOException ioe) {
throw new ServiceException(ioe);
}
}
@Override
public DeleteNamespaceResponse deleteNamespace(RpcController controller,
DeleteNamespaceRequest request) throws ServiceException {
try {
long procId = master.deleteNamespace(
request.getNamespaceName(),
request.getNonceGroup(),
request.getNonce());
return DeleteNamespaceResponse.newBuilder().setProcId(procId).build();
} catch (IOException e) {
throw new ServiceException(e);
}
}
/**
* Execute Delete Snapshot operation.
* @return DeleteSnapshotResponse (a protobuf wrapped void) if the snapshot existed and was
* deleted properly.
* @throws ServiceException wrapping SnapshotDoesNotExistException if specified snapshot did not
* exist.
*/
@Override
public DeleteSnapshotResponse deleteSnapshot(RpcController controller,
DeleteSnapshotRequest request) throws ServiceException {
try {
master.checkInitialized();
master.snapshotManager.checkSnapshotSupport();
LOG.info(master.getClientIdAuditPrefix() + " delete " + request.getSnapshot());
master.snapshotManager.deleteSnapshot(request.getSnapshot());
return DeleteSnapshotResponse.newBuilder().build();
} catch (IOException e) {
throw new ServiceException(e);
}
}
@Override
public DeleteTableResponse deleteTable(RpcController controller,
DeleteTableRequest request) throws ServiceException {
try {
long procId = master.deleteTable(ProtobufUtil.toTableName(
request.getTableName()), request.getNonceGroup(), request.getNonce());
return DeleteTableResponse.newBuilder().setProcId(procId).build();
} catch (IOException ioe) {
throw new ServiceException(ioe);
}
}
@Override
public TruncateTableResponse truncateTable(RpcController controller, TruncateTableRequest request)
throws ServiceException {
try {
long procId = master.truncateTable(
ProtobufUtil.toTableName(request.getTableName()),
request.getPreserveSplits(),
request.getNonceGroup(),
request.getNonce());
return TruncateTableResponse.newBuilder().setProcId(procId).build();
} catch (IOException ioe) {
throw new ServiceException(ioe);
}
}
@Override
public DisableTableResponse disableTable(RpcController controller,
DisableTableRequest request) throws ServiceException {
try {
long procId = master.disableTable(
ProtobufUtil.toTableName(request.getTableName()),
request.getNonceGroup(),
request.getNonce());
return DisableTableResponse.newBuilder().setProcId(procId).build();
} catch (IOException ioe) {
throw new ServiceException(ioe);
}
}
@Override
public EnableCatalogJanitorResponse enableCatalogJanitor(RpcController c,
EnableCatalogJanitorRequest req) throws ServiceException {
rpcPreCheck("enableCatalogJanitor");
return EnableCatalogJanitorResponse.newBuilder().setPrevValue(
master.catalogJanitorChore.setEnabled(req.getEnable())).build();
}
@Override
public SetCleanerChoreRunningResponse setCleanerChoreRunning(
RpcController c, SetCleanerChoreRunningRequest req) throws ServiceException {
rpcPreCheck("setCleanerChoreRunning");
boolean prevValue =
master.getLogCleaner().getEnabled() && master.getHFileCleaner().getEnabled();
master.getLogCleaner().setEnabled(req.getOn());
master.getHFileCleaner().setEnabled(req.getOn());
return SetCleanerChoreRunningResponse.newBuilder().setPrevValue(prevValue).build();
}
@Override
public EnableTableResponse enableTable(RpcController controller,
EnableTableRequest request) throws ServiceException {
try {
long procId = master.enableTable(
ProtobufUtil.toTableName(request.getTableName()),
request.getNonceGroup(),
request.getNonce());
return EnableTableResponse.newBuilder().setProcId(procId).build();
} catch (IOException ioe) {
throw new ServiceException(ioe);
}
}
@Override
public MergeTableRegionsResponse mergeTableRegions(
RpcController c, MergeTableRegionsRequest request) throws ServiceException {
try {
master.checkInitialized();
} catch (IOException ioe) {
throw new ServiceException(ioe);
}
RegionStates regionStates = master.getAssignmentManager().getRegionStates();
RegionInfo[] regionsToMerge = new RegionInfo[request.getRegionCount()];
for (int i = 0; i < request.getRegionCount(); i++) {
final byte[] encodedNameOfRegion = request.getRegion(i).getValue().toByteArray();
if (request.getRegion(i).getType() != RegionSpecifierType.ENCODED_REGION_NAME) {
LOG.warn("MergeRegions specifier type: expected: "
+ RegionSpecifierType.ENCODED_REGION_NAME + " actual: region " + i + " ="
+ request.getRegion(i).getType());
}
RegionState regionState = regionStates.getRegionState(Bytes.toString(encodedNameOfRegion));
if (regionState == null) {
throw new ServiceException(
new UnknownRegionException(Bytes.toStringBinary(encodedNameOfRegion)));
}
regionsToMerge[i] = regionState.getRegion();
}
try {
long procId = master.mergeRegions(
regionsToMerge,
request.getForcible(),
request.getNonceGroup(),
request.getNonce());
return MergeTableRegionsResponse.newBuilder().setProcId(procId).build();
} catch (IOException ioe) {
throw new ServiceException(ioe);
}
}
@Override
public SplitTableRegionResponse splitRegion(final RpcController controller,
final SplitTableRegionRequest request) throws ServiceException {
try {
long procId = master.splitRegion(
ProtobufUtil.toRegionInfo(request.getRegionInfo()),
request.hasSplitRow() ? request.getSplitRow().toByteArray() : null,
request.getNonceGroup(),
request.getNonce());
return SplitTableRegionResponse.newBuilder().setProcId(procId).build();
} catch (IOException ie) {
throw new ServiceException(ie);
}
}
@Override
public ClientProtos.CoprocessorServiceResponse execMasterService(final RpcController controller,
final ClientProtos.CoprocessorServiceRequest request) throws ServiceException {
rpcPreCheck("execMasterService");
try {
ServerRpcController execController = new ServerRpcController();
ClientProtos.CoprocessorServiceCall call = request.getCall();
String serviceName = call.getServiceName();
String methodName = call.getMethodName();
if (!master.coprocessorServiceHandlers.containsKey(serviceName)) {
throw new UnknownProtocolException(null,
"No registered Master Coprocessor Endpoint found for " + serviceName +
". Has it been enabled?");
}
com.google.protobuf.Service service = master.coprocessorServiceHandlers.get(serviceName);
com.google.protobuf.Descriptors.ServiceDescriptor serviceDesc = service.getDescriptorForType();
com.google.protobuf.Descriptors.MethodDescriptor methodDesc =
CoprocessorRpcUtils.getMethodDescriptor(methodName, serviceDesc);
com.google.protobuf.Message execRequest =
CoprocessorRpcUtils.getRequest(service, methodDesc, call.getRequest());
final com.google.protobuf.Message.Builder responseBuilder =
service.getResponsePrototype(methodDesc).newBuilderForType();
service.callMethod(methodDesc, execController, execRequest,
(message) -> {
if (message != null) {
responseBuilder.mergeFrom(message);
}
});
com.google.protobuf.Message execResult = responseBuilder.build();
if (execController.getFailedOn() != null) {
throw execController.getFailedOn();
}
return CoprocessorRpcUtils.getResponse(execResult, HConstants.EMPTY_BYTE_ARRAY);
} catch (IOException ie) {
throw new ServiceException(ie);
}
}
/**
* Triggers an asynchronous attempt to run a distributed procedure.
* {@inheritDoc}
*/
@Override
public ExecProcedureResponse execProcedure(RpcController controller,
ExecProcedureRequest request) throws ServiceException {
try {
master.checkInitialized();
ProcedureDescription desc = request.getProcedure();
MasterProcedureManager mpm = master.getMasterProcedureManagerHost().getProcedureManager(
desc.getSignature());
if (mpm == null) {
throw new ServiceException(new DoNotRetryIOException("The procedure is not registered: "
+ desc.getSignature()));
}
LOG.info(master.getClientIdAuditPrefix() + " procedure request for: " + desc.getSignature());
mpm.checkPermissions(desc, getAccessChecker(), RpcServer.getRequestUser().orElse(null));
mpm.execProcedure(desc);
// send back the max amount of time the client should wait for the procedure
// to complete
long waitTime = SnapshotDescriptionUtils.DEFAULT_MAX_WAIT_TIME;
return ExecProcedureResponse.newBuilder().setExpectedTimeout(
waitTime).build();
} catch (ForeignException e) {
throw new ServiceException(e.getCause());
} catch (IOException e) {
throw new ServiceException(e);
}
}
/**
* Triggers a synchronous attempt to run a distributed procedure and sets
* return data in response.
* {@inheritDoc}
*/
@Override
public ExecProcedureResponse execProcedureWithRet(RpcController controller,
ExecProcedureRequest request) throws ServiceException {
rpcPreCheck("execProcedureWithRet");
try {
ProcedureDescription desc = request.getProcedure();
MasterProcedureManager mpm =
master.getMasterProcedureManagerHost().getProcedureManager(desc.getSignature());
if (mpm == null) {
throw new ServiceException("The procedure is not registered: " + desc.getSignature());
}
LOG.info(master.getClientIdAuditPrefix() + " procedure request for: " + desc.getSignature());
byte[] data = mpm.execProcedureWithRet(desc);
ExecProcedureResponse.Builder builder = ExecProcedureResponse.newBuilder();
// set return data if available
if (data != null) {
builder.setReturnData(UnsafeByteOperations.unsafeWrap(data));
}
return builder.build();
} catch (IOException e) {
throw new ServiceException(e);
}
}
@Override
public GetClusterStatusResponse getClusterStatus(RpcController controller,
GetClusterStatusRequest req) throws ServiceException {
GetClusterStatusResponse.Builder response = GetClusterStatusResponse.newBuilder();
try {
// We used to check if Master was up at this point but let this call proceed even if
// Master is initializing... else we shut out stuff like hbck2 tool from making progress
// since it queries this method to figure cluster version. hbck2 wants to be able to work
// against Master even if it is 'initializing' so it can do fixup.
response.setClusterStatus(ClusterMetricsBuilder.toClusterStatus(
master.getClusterMetrics(ClusterMetricsBuilder.toOptions(req.getOptionsList()))));
} catch (IOException e) {
throw new ServiceException(e);
}
return response.build();
}
/**
* List the currently available/stored snapshots. Any in-progress snapshots are ignored
*/
@Override
public GetCompletedSnapshotsResponse getCompletedSnapshots(RpcController controller,
GetCompletedSnapshotsRequest request) throws ServiceException {
try {
master.checkInitialized();
GetCompletedSnapshotsResponse.Builder builder = GetCompletedSnapshotsResponse.newBuilder();
List snapshots = master.snapshotManager.getCompletedSnapshots();
// convert to protobuf
for (SnapshotDescription snapshot : snapshots) {
builder.addSnapshots(snapshot);
}
return builder.build();
} catch (IOException e) {
throw new ServiceException(e);
}
}
@Override
public ListNamespacesResponse listNamespaces(
RpcController controller, ListNamespacesRequest request)
throws ServiceException {
try {
return ListNamespacesResponse.newBuilder()
.addAllNamespaceName(master.listNamespaces())
.build();
} catch (IOException e) {
throw new ServiceException(e);
}
}
@Override
public GetNamespaceDescriptorResponse getNamespaceDescriptor(
RpcController controller, GetNamespaceDescriptorRequest request)
throws ServiceException {
try {
return GetNamespaceDescriptorResponse.newBuilder()
.setNamespaceDescriptor(ProtobufUtil.toProtoNamespaceDescriptor(
master.getNamespace(request.getNamespaceName())))
.build();
} catch (IOException e) {
throw new ServiceException(e);
}
}
/**
* Get the number of regions of the table that have been updated by the alter.
*
* @return Pair indicating the number of regions updated Pair.getFirst is the
* regions that are yet to be updated Pair.getSecond is the total number
* of regions of the table
* @throws ServiceException
*/
@Override
public GetSchemaAlterStatusResponse getSchemaAlterStatus(
RpcController controller, GetSchemaAlterStatusRequest req) throws ServiceException {
// TODO: currently, we query using the table name on the client side. this
// may overlap with other table operations or the table operation may
// have completed before querying this API. We need to refactor to a
// transaction system in the future to avoid these ambiguities.
TableName tableName = ProtobufUtil.toTableName(req.getTableName());
try {
master.checkInitialized();
Pair pair = master.getAssignmentManager().getReopenStatus(tableName);
GetSchemaAlterStatusResponse.Builder ret = GetSchemaAlterStatusResponse.newBuilder();
ret.setYetToUpdateRegions(pair.getFirst());
ret.setTotalRegions(pair.getSecond());
return ret.build();
} catch (IOException ioe) {
throw new ServiceException(ioe);
}
}
/**
* Get list of TableDescriptors for requested tables.
* @param c Unused (set to null).
* @param req GetTableDescriptorsRequest that contains:
* - tableNames: requested tables, or if empty, all are requested.
* @return GetTableDescriptorsResponse
* @throws ServiceException
*/
@Override
public GetTableDescriptorsResponse getTableDescriptors(RpcController c,
GetTableDescriptorsRequest req) throws ServiceException {
try {
master.checkInitialized();
final String regex = req.hasRegex() ? req.getRegex() : null;
final String namespace = req.hasNamespace() ? req.getNamespace() : null;
List tableNameList = null;
if (req.getTableNamesCount() > 0) {
tableNameList = new ArrayList(req.getTableNamesCount());
for (HBaseProtos.TableName tableNamePB: req.getTableNamesList()) {
tableNameList.add(ProtobufUtil.toTableName(tableNamePB));
}
}
List descriptors = master.listTableDescriptors(namespace, regex,
tableNameList, req.getIncludeSysTables());
GetTableDescriptorsResponse.Builder builder = GetTableDescriptorsResponse.newBuilder();
if (descriptors != null && descriptors.size() > 0) {
// Add the table descriptors to the response
for (TableDescriptor htd: descriptors) {
builder.addTableSchema(ProtobufUtil.toTableSchema(htd));
}
}
return builder.build();
} catch (IOException ioe) {
throw new ServiceException(ioe);
}
}
/**
* Get list of userspace table names
* @param controller Unused (set to null).
* @param req GetTableNamesRequest
* @return GetTableNamesResponse
* @throws ServiceException
*/
@Override
public GetTableNamesResponse getTableNames(RpcController controller,
GetTableNamesRequest req) throws ServiceException {
try {
master.checkServiceStarted();
final String regex = req.hasRegex() ? req.getRegex() : null;
final String namespace = req.hasNamespace() ? req.getNamespace() : null;
List tableNames = master.listTableNames(namespace, regex,
req.getIncludeSysTables());
GetTableNamesResponse.Builder builder = GetTableNamesResponse.newBuilder();
if (tableNames != null && tableNames.size() > 0) {
// Add the table names to the response
for (TableName table: tableNames) {
builder.addTableNames(ProtobufUtil.toProtoTableName(table));
}
}
return builder.build();
} catch (IOException e) {
throw new ServiceException(e);
}
}
@Override
public GetTableStateResponse getTableState(RpcController controller,
GetTableStateRequest request) throws ServiceException {
try {
master.checkServiceStarted();
TableName tableName = ProtobufUtil.toTableName(request.getTableName());
TableState ts = master.getTableStateManager().getTableState(tableName);
GetTableStateResponse.Builder builder = GetTableStateResponse.newBuilder();
builder.setTableState(ts.convert());
return builder.build();
} catch (IOException e) {
throw new ServiceException(e);
}
}
@Override
public IsCatalogJanitorEnabledResponse isCatalogJanitorEnabled(RpcController c,
IsCatalogJanitorEnabledRequest req) throws ServiceException {
return IsCatalogJanitorEnabledResponse.newBuilder().setValue(
master.isCatalogJanitorEnabled()).build();
}
@Override
public IsCleanerChoreEnabledResponse isCleanerChoreEnabled(RpcController c,
IsCleanerChoreEnabledRequest req)
throws ServiceException {
return IsCleanerChoreEnabledResponse.newBuilder().setValue(master.isCleanerChoreEnabled())
.build();
}
@Override
public IsMasterRunningResponse isMasterRunning(RpcController c,
IsMasterRunningRequest req) throws ServiceException {
try {
master.checkServiceStarted();
return IsMasterRunningResponse.newBuilder().setIsMasterRunning(
!master.isStopped()).build();
} catch (IOException e) {
throw new ServiceException(e);
}
}
/**
* Checks if the specified procedure is done.
* @return true if the procedure is done, false if the procedure is in the process of completing
* @throws ServiceException if invalid procedure or failed procedure with progress failure reason.
*/
@Override
public IsProcedureDoneResponse isProcedureDone(RpcController controller,
IsProcedureDoneRequest request) throws ServiceException {
try {
master.checkInitialized();
ProcedureDescription desc = request.getProcedure();
MasterProcedureManager mpm = master.getMasterProcedureManagerHost().getProcedureManager(
desc.getSignature());
if (mpm == null) {
throw new ServiceException("The procedure is not registered: "
+ desc.getSignature());
}
LOG.debug("Checking to see if procedure from request:"
+ desc.getSignature() + " is done");
IsProcedureDoneResponse.Builder builder =
IsProcedureDoneResponse.newBuilder();
boolean done = mpm.isProcedureDone(desc);
builder.setDone(done);
return builder.build();
} catch (ForeignException e) {
throw new ServiceException(e.getCause());
} catch (IOException e) {
throw new ServiceException(e);
}
}
/**
* Checks if the specified snapshot is done.
* @return true if the snapshot is in file system ready to use,
* false if the snapshot is in the process of completing
* @throws ServiceException wrapping UnknownSnapshotException if invalid snapshot, or
* a wrapped HBaseSnapshotException with progress failure reason.
*/
@Override
public IsSnapshotDoneResponse isSnapshotDone(RpcController controller,
IsSnapshotDoneRequest request) throws ServiceException {
LOG.debug("Checking to see if snapshot from request:" +
ClientSnapshotDescriptionUtils.toString(request.getSnapshot()) + " is done");
try {
master.checkInitialized();
IsSnapshotDoneResponse.Builder builder = IsSnapshotDoneResponse.newBuilder();
boolean done = master.snapshotManager.isSnapshotDone(request.getSnapshot());
builder.setDone(done);
return builder.build();
} catch (ForeignException e) {
throw new ServiceException(e.getCause());
} catch (IOException e) {
throw new ServiceException(e);
}
}
@Override
public GetProcedureResultResponse getProcedureResult(RpcController controller,
GetProcedureResultRequest request) throws ServiceException {
LOG.debug("Checking to see if procedure is done pid=" + request.getProcId());
try {
master.checkInitialized();
GetProcedureResultResponse.Builder builder = GetProcedureResultResponse.newBuilder();
long procId = request.getProcId();
ProcedureExecutor executor = master.getMasterProcedureExecutor();
Procedure result = executor.getResultOrProcedure(procId);
if (result != null) {
builder.setSubmittedTime(result.getSubmittedTime());
builder.setLastUpdate(result.getLastUpdate());
if (executor.isFinished(procId)) {
builder.setState(GetProcedureResultResponse.State.FINISHED);
if (result.isFailed()) {
IOException exception =
MasterProcedureUtil.unwrapRemoteIOException(result);
builder.setException(ForeignExceptionUtil.toProtoForeignException(exception));
}
byte[] resultData = result.getResult();
if (resultData != null) {
builder.setResult(UnsafeByteOperations.unsafeWrap(resultData));
}
master.getMasterProcedureExecutor().removeResult(request.getProcId());
} else {
builder.setState(GetProcedureResultResponse.State.RUNNING);
}
} else {
builder.setState(GetProcedureResultResponse.State.NOT_FOUND);
}
return builder.build();
} catch (IOException e) {
throw new ServiceException(e);
}
}
@Override
public AbortProcedureResponse abortProcedure(
RpcController rpcController, AbortProcedureRequest request) throws ServiceException {
try {
AbortProcedureResponse.Builder response = AbortProcedureResponse.newBuilder();
boolean abortResult =
master.abortProcedure(request.getProcId(), request.getMayInterruptIfRunning());
response.setIsProcedureAborted(abortResult);
return response.build();
} catch (IOException e) {
throw new ServiceException(e);
}
}
@Override
public ListNamespaceDescriptorsResponse listNamespaceDescriptors(RpcController c,
ListNamespaceDescriptorsRequest request) throws ServiceException {
try {
ListNamespaceDescriptorsResponse.Builder response =
ListNamespaceDescriptorsResponse.newBuilder();
for(NamespaceDescriptor ns: master.getNamespaces()) {
response.addNamespaceDescriptor(ProtobufUtil.toProtoNamespaceDescriptor(ns));
}
return response.build();
} catch (IOException e) {
throw new ServiceException(e);
}
}
@Override
public GetProceduresResponse getProcedures(
RpcController rpcController,
GetProceduresRequest request) throws ServiceException {
try {
final GetProceduresResponse.Builder response = GetProceduresResponse.newBuilder();
for (Procedure p: master.getProcedures()) {
response.addProcedure(ProcedureUtil.convertToProtoProcedure(p));
}
return response.build();
} catch (IOException e) {
throw new ServiceException(e);
}
}
@Override
public GetLocksResponse getLocks(
RpcController controller,
GetLocksRequest request) throws ServiceException {
try {
final GetLocksResponse.Builder builder = GetLocksResponse.newBuilder();
for (LockedResource lockedResource: master.getLocks()) {
builder.addLock(ProcedureUtil.convertToProtoLockedResource(lockedResource));
}
return builder.build();
} catch (IOException e) {
throw new ServiceException(e);
}
}
@Override
public ListTableDescriptorsByNamespaceResponse listTableDescriptorsByNamespace(RpcController c,
ListTableDescriptorsByNamespaceRequest request) throws ServiceException {
try {
ListTableDescriptorsByNamespaceResponse.Builder b =
ListTableDescriptorsByNamespaceResponse.newBuilder();
for (TableDescriptor htd : master
.listTableDescriptorsByNamespace(request.getNamespaceName())) {
b.addTableSchema(ProtobufUtil.toTableSchema(htd));
}
return b.build();
} catch (IOException e) {
throw new ServiceException(e);
}
}
@Override
public ListTableNamesByNamespaceResponse listTableNamesByNamespace(RpcController c,
ListTableNamesByNamespaceRequest request) throws ServiceException {
try {
ListTableNamesByNamespaceResponse.Builder b =
ListTableNamesByNamespaceResponse.newBuilder();
for (TableName tableName: master.listTableNamesByNamespace(request.getNamespaceName())) {
b.addTableName(ProtobufUtil.toProtoTableName(tableName));
}
return b.build();
} catch (IOException e) {
throw new ServiceException(e);
}
}
@Override
public ModifyColumnResponse modifyColumn(RpcController controller,
ModifyColumnRequest req) throws ServiceException {
try {
long procId = master.modifyColumn(
ProtobufUtil.toTableName(req.getTableName()),
ProtobufUtil.toColumnFamilyDescriptor(req.getColumnFamilies()),
req.getNonceGroup(),
req.getNonce());
if (procId == -1) {
// This mean operation was not performed in server, so do not set any procId
return ModifyColumnResponse.newBuilder().build();
} else {
return ModifyColumnResponse.newBuilder().setProcId(procId).build();
}
} catch (IOException ioe) {
throw new ServiceException(ioe);
}
}
@Override
public ModifyNamespaceResponse modifyNamespace(RpcController controller,
ModifyNamespaceRequest request) throws ServiceException {
try {
long procId = master.modifyNamespace(
ProtobufUtil.toNamespaceDescriptor(request.getNamespaceDescriptor()),
request.getNonceGroup(),
request.getNonce());
return ModifyNamespaceResponse.newBuilder().setProcId(procId).build();
} catch (IOException e) {
throw new ServiceException(e);
}
}
@Override
public ModifyTableResponse modifyTable(RpcController controller,
ModifyTableRequest req) throws ServiceException {
try {
long procId = master.modifyTable(
ProtobufUtil.toTableName(req.getTableName()),
ProtobufUtil.toTableDescriptor(req.getTableSchema()),
req.getNonceGroup(),
req.getNonce());
return ModifyTableResponse.newBuilder().setProcId(procId).build();
} catch (IOException ioe) {
throw new ServiceException(ioe);
}
}
@Override
public MoveRegionResponse moveRegion(RpcController controller,
MoveRegionRequest req) throws ServiceException {
final byte [] encodedRegionName = req.getRegion().getValue().toByteArray();
RegionSpecifierType type = req.getRegion().getType();
final byte [] destServerName = (req.hasDestServerName())?
Bytes.toBytes(ProtobufUtil.toServerName(req.getDestServerName()).getServerName()):null;
MoveRegionResponse mrr = MoveRegionResponse.newBuilder().build();
if (type != RegionSpecifierType.ENCODED_REGION_NAME) {
LOG.warn("moveRegion specifier type: expected: " + RegionSpecifierType.ENCODED_REGION_NAME
+ " actual: " + type);
}
try {
master.checkInitialized();
master.move(encodedRegionName, destServerName);
} catch (IOException ioe) {
throw new ServiceException(ioe);
}
return mrr;
}
/**
* Offline specified region from master's in-memory state. It will not attempt to
* reassign the region as in unassign.
*
* This is a special method that should be used by experts or hbck.
*
*/
@Override
public OfflineRegionResponse offlineRegion(RpcController controller,
OfflineRegionRequest request) throws ServiceException {
try {
master.checkInitialized();
final RegionSpecifierType type = request.getRegion().getType();
if (type != RegionSpecifierType.REGION_NAME) {
LOG.warn("moveRegion specifier type: expected: " + RegionSpecifierType.REGION_NAME
+ " actual: " + type);
}
final byte[] regionName = request.getRegion().getValue().toByteArray();
final RegionInfo hri = master.getAssignmentManager().getRegionInfo(regionName);
if (hri == null) {
throw new UnknownRegionException(Bytes.toStringBinary(regionName));
}
if (master.cpHost != null) {
master.cpHost.preRegionOffline(hri);
}
LOG.info(master.getClientIdAuditPrefix() + " offline " + hri.getRegionNameAsString());
master.getAssignmentManager().offlineRegion(hri);
if (master.cpHost != null) {
master.cpHost.postRegionOffline(hri);
}
} catch (IOException ioe) {
throw new ServiceException(ioe);
}
return OfflineRegionResponse.newBuilder().build();
}
/**
* Execute Restore/Clone snapshot operation.
*
* If the specified table exists a "Restore" is executed, replacing the table
* schema and directory data with the content of the snapshot.
* The table must be disabled, or a UnsupportedOperationException will be thrown.
*
*
If the table doesn't exist a "Clone" is executed, a new table is created
* using the schema at the time of the snapshot, and the content of the snapshot.
*
*
The restore/clone operation does not require copying HFiles. Since HFiles
* are immutable the table can point to and use the same files as the original one.
*/
@Override
public RestoreSnapshotResponse restoreSnapshot(RpcController controller,
RestoreSnapshotRequest request) throws ServiceException {
try {
long procId = master.restoreSnapshot(request.getSnapshot(), request.getNonceGroup(),
request.getNonce(), request.getRestoreACL());
return RestoreSnapshotResponse.newBuilder().setProcId(procId).build();
} catch (ForeignException e) {
throw new ServiceException(e.getCause());
} catch (IOException e) {
throw new ServiceException(e);
}
}
@Override
public SetSnapshotCleanupResponse switchSnapshotCleanup(
RpcController controller, SetSnapshotCleanupRequest request)
throws ServiceException {
try {
master.checkInitialized();
final boolean enabled = request.getEnabled();
final boolean isSynchronous = request.hasSynchronous() && request.getSynchronous();
final boolean prevSnapshotCleanupRunning = this.switchSnapshotCleanup(enabled, isSynchronous);
return SetSnapshotCleanupResponse.newBuilder()
.setPrevSnapshotCleanup(prevSnapshotCleanupRunning).build();
} catch (IOException e) {
throw new ServiceException(e);
}
}
@Override
public IsSnapshotCleanupEnabledResponse isSnapshotCleanupEnabled(
RpcController controller, IsSnapshotCleanupEnabledRequest request)
throws ServiceException {
try {
master.checkInitialized();
final boolean isSnapshotCleanupEnabled = master.snapshotCleanupTracker
.isSnapshotCleanupEnabled();
return IsSnapshotCleanupEnabledResponse.newBuilder()
.setEnabled(isSnapshotCleanupEnabled).build();
} catch (IOException e) {
throw new ServiceException(e);
}
}
/**
* Turn on/off snapshot auto-cleanup based on TTL
*
* @param enabledNewVal Set to true to enable, false to disable
* @param synchronous If true, it waits until current snapshot cleanup is completed,
* if outstanding
* @return previous snapshot auto-cleanup mode
*/
private synchronized boolean switchSnapshotCleanup(final boolean enabledNewVal,
final boolean synchronous) {
final boolean oldValue = master.snapshotCleanupTracker.isSnapshotCleanupEnabled();
master.switchSnapshotCleanup(enabledNewVal, synchronous);
LOG.info("{} Successfully set snapshot cleanup to {}", master.getClientIdAuditPrefix(),
enabledNewVal);
return oldValue;
}
@Override
public RunCatalogScanResponse runCatalogScan(RpcController c,
RunCatalogScanRequest req) throws ServiceException {
rpcPreCheck("runCatalogScan");
try {
return ResponseConverter.buildRunCatalogScanResponse(
this.master.catalogJanitorChore.scan());
} catch (IOException ioe) {
throw new ServiceException(ioe);
}
}
@Override
public RunCleanerChoreResponse runCleanerChore(RpcController c, RunCleanerChoreRequest req)
throws ServiceException {
rpcPreCheck("runCleanerChore");
boolean result = master.getHFileCleaner().runCleaner() && master.getLogCleaner().runCleaner();
return ResponseConverter.buildRunCleanerChoreResponse(result);
}
@Override
public SetBalancerRunningResponse setBalancerRunning(RpcController c,
SetBalancerRunningRequest req) throws ServiceException {
try {
master.checkInitialized();
boolean prevValue = (req.getSynchronous())?
synchronousBalanceSwitch(req.getOn()) : master.balanceSwitch(req.getOn());
return SetBalancerRunningResponse.newBuilder().setPrevBalanceValue(prevValue).build();
} catch (IOException ioe) {
throw new ServiceException(ioe);
}
}
@Override
public ShutdownResponse shutdown(RpcController controller,
ShutdownRequest request) throws ServiceException {
LOG.info(master.getClientIdAuditPrefix() + " shutdown");
try {
master.shutdown();
} catch (IOException e) {
LOG.error("Exception occurred in HMaster.shutdown()", e);
throw new ServiceException(e);
}
return ShutdownResponse.newBuilder().build();
}
/**
* Triggers an asynchronous attempt to take a snapshot.
* {@inheritDoc}
*/
@Override
public SnapshotResponse snapshot(RpcController controller,
SnapshotRequest request) throws ServiceException {
try {
master.checkInitialized();
master.snapshotManager.checkSnapshotSupport();
LOG.info(master.getClientIdAuditPrefix() + " snapshot request for:" +
ClientSnapshotDescriptionUtils.toString(request.getSnapshot()));
// get the snapshot information
SnapshotDescription snapshot = SnapshotDescriptionUtils.validate(
request.getSnapshot(), master.getConfiguration());
master.snapshotManager.takeSnapshot(snapshot);
// send back the max amount of time the client should wait for the snapshot to complete
long waitTime = SnapshotDescriptionUtils.getMaxMasterTimeout(master.getConfiguration(),
snapshot.getType(), SnapshotDescriptionUtils.DEFAULT_MAX_WAIT_TIME);
return SnapshotResponse.newBuilder().setExpectedTimeout(waitTime).build();
} catch (ForeignException e) {
throw new ServiceException(e.getCause());
} catch (IOException e) {
throw new ServiceException(e);
}
}
@Override
public StopMasterResponse stopMaster(RpcController controller,
StopMasterRequest request) throws ServiceException {
LOG.info(master.getClientIdAuditPrefix() + " stop");
try {
master.stopMaster();
} catch (IOException e) {
LOG.error("Exception occurred while stopping master", e);
throw new ServiceException(e);
}
return StopMasterResponse.newBuilder().build();
}
@Override
public IsInMaintenanceModeResponse isMasterInMaintenanceMode(
final RpcController controller,
final IsInMaintenanceModeRequest request) throws ServiceException {
IsInMaintenanceModeResponse.Builder response = IsInMaintenanceModeResponse.newBuilder();
response.setInMaintenanceMode(master.isInMaintenanceMode());
return response.build();
}
@Override
public UnassignRegionResponse unassignRegion(RpcController controller,
UnassignRegionRequest req) throws ServiceException {
try {
final byte [] regionName = req.getRegion().getValue().toByteArray();
RegionSpecifierType type = req.getRegion().getType();
UnassignRegionResponse urr = UnassignRegionResponse.newBuilder().build();
master.checkInitialized();
if (type != RegionSpecifierType.REGION_NAME) {
LOG.warn("unassignRegion specifier type: expected: " + RegionSpecifierType.REGION_NAME
+ " actual: " + type);
}
Pair pair =
MetaTableAccessor.getRegion(master.getConnection(), regionName);
if (Bytes.equals(RegionInfoBuilder.FIRST_META_REGIONINFO.getRegionName(), regionName)) {
pair = new Pair<>(RegionInfoBuilder.FIRST_META_REGIONINFO,
MetaTableLocator.getMetaRegionLocation(master.getZooKeeper()));
}
if (pair == null) {
throw new UnknownRegionException(Bytes.toString(regionName));
}
RegionInfo hri = pair.getFirst();
if (master.cpHost != null) {
master.cpHost.preUnassign(hri);
}
LOG.debug(master.getClientIdAuditPrefix() + " unassign " + hri.getRegionNameAsString()
+ " in current location if it is online");
master.getAssignmentManager().unassign(hri);
if (master.cpHost != null) {
master.cpHost.postUnassign(hri);
}
return urr;
} catch (IOException ioe) {
throw new ServiceException(ioe);
}
}
@Override
public ReportRegionStateTransitionResponse reportRegionStateTransition(RpcController c,
ReportRegionStateTransitionRequest req) throws ServiceException {
try {
master.checkServiceStarted();
return master.getAssignmentManager().reportRegionStateTransition(req);
} catch (IOException ioe) {
throw new ServiceException(ioe);
}
}
@Override
public SetQuotaResponse setQuota(RpcController c, SetQuotaRequest req)
throws ServiceException {
try {
master.checkInitialized();
return master.getMasterQuotaManager().setQuota(req);
} catch (Exception e) {
throw new ServiceException(e);
}
}
@Override
public MajorCompactionTimestampResponse getLastMajorCompactionTimestamp(RpcController controller,
MajorCompactionTimestampRequest request) throws ServiceException {
MajorCompactionTimestampResponse.Builder response =
MajorCompactionTimestampResponse.newBuilder();
try {
master.checkInitialized();
response.setCompactionTimestamp(master.getLastMajorCompactionTimestamp(ProtobufUtil
.toTableName(request.getTableName())));
} catch (IOException e) {
throw new ServiceException(e);
}
return response.build();
}
@Override
public MajorCompactionTimestampResponse getLastMajorCompactionTimestampForRegion(
RpcController controller, MajorCompactionTimestampForRegionRequest request)
throws ServiceException {
MajorCompactionTimestampResponse.Builder response =
MajorCompactionTimestampResponse.newBuilder();
try {
master.checkInitialized();
response.setCompactionTimestamp(master.getLastMajorCompactionTimestampForRegion(request
.getRegion().getValue().toByteArray()));
} catch (IOException e) {
throw new ServiceException(e);
}
return response.build();
}
/**
* Compact a region on the master.
*
* @param controller the RPC controller
* @param request the request
* @throws ServiceException
*/
@Override
@QosPriority(priority=HConstants.ADMIN_QOS)
public CompactRegionResponse compactRegion(final RpcController controller,
final CompactRegionRequest request) throws ServiceException {
try {
master.checkInitialized();
byte[] regionName = request.getRegion().getValue().toByteArray();
TableName tableName = RegionInfo.getTable(regionName);
// if the region is a mob region, do the mob file compaction.
if (MobUtils.isMobRegionName(tableName, regionName)) {
checkHFileFormatVersionForMob();
return compactMob(request, tableName);
} else {
return super.compactRegion(controller, request);
}
} catch (IOException ie) {
throw new ServiceException(ie);
}
}
/**
* check configured hfile format version before to do compaction
* @throws IOException throw IOException
*/
private void checkHFileFormatVersionForMob() throws IOException {
if (HFile.getFormatVersion(master.getConfiguration()) < HFile.MIN_FORMAT_VERSION_WITH_TAGS) {
LOG.error("A minimum HFile version of " + HFile.MIN_FORMAT_VERSION_WITH_TAGS
+ " is required for MOB compaction. Compaction will not run.");
throw new IOException("A minimum HFile version of " + HFile.MIN_FORMAT_VERSION_WITH_TAGS
+ " is required for MOB feature. Consider setting " + HFile.FORMAT_VERSION_KEY
+ " accordingly.");
}
}
/**
* This method implements Admin getRegionInfo. On RegionServer, it is
* able to return RegionInfo and detail. On Master, it just returns
* RegionInfo. On Master it has been hijacked to return Mob detail.
* Master implementation is good for querying full region name if
* you only have the encoded name (useful around region replicas
* for example which do not have a row in hbase:meta).
*/
@Override
@QosPriority(priority=HConstants.ADMIN_QOS)
public GetRegionInfoResponse getRegionInfo(final RpcController controller,
final GetRegionInfoRequest request) throws ServiceException {
RegionInfo ri = null;
try {
ri = getRegionInfo(request.getRegion());
} catch(UnknownRegionException ure) {
throw new ServiceException(ure);
}
GetRegionInfoResponse.Builder builder = GetRegionInfoResponse.newBuilder();
if (ri != null) {
builder.setRegionInfo(ProtobufUtil.toRegionInfo(ri));
} else {
// Is it a MOB name? These work differently.
byte [] regionName = request.getRegion().getValue().toByteArray();
TableName tableName = RegionInfo.getTable(regionName);
if (MobUtils.isMobRegionName(tableName, regionName)) {
// a dummy region info contains the compaction state.
RegionInfo mobRegionInfo = MobUtils.getMobRegionInfo(tableName);
builder.setRegionInfo(ProtobufUtil.toRegionInfo(mobRegionInfo));
if (request.hasCompactionState() && request.getCompactionState()) {
builder.setCompactionState(master.getMobCompactionState(tableName));
}
} else {
// If unknown RegionInfo and not a MOB region, it is unknown.
throw new ServiceException(new UnknownRegionException(Bytes.toString(regionName)));
}
}
return builder.build();
}
/**
* Compacts the mob files in the current table.
* @param request the request.
* @param tableName the current table name.
* @return The response of the mob file compaction.
* @throws IOException
*/
private CompactRegionResponse compactMob(final CompactRegionRequest request,
TableName tableName) throws IOException {
if (!master.getTableStateManager().isTableState(tableName, TableState.State.ENABLED)) {
throw new DoNotRetryIOException("Table " + tableName + " is not enabled");
}
boolean allFiles = false;
List compactedColumns = new ArrayList<>();
ColumnFamilyDescriptor[] hcds = master.getTableDescriptors().get(tableName).getColumnFamilies();
byte[] family = null;
if (request.hasFamily()) {
family = request.getFamily().toByteArray();
for (ColumnFamilyDescriptor hcd : hcds) {
if (Bytes.equals(family, hcd.getName())) {
if (!hcd.isMobEnabled()) {
LOG.error("Column family " + hcd.getNameAsString() + " is not a mob column family");
throw new DoNotRetryIOException("Column family " + hcd.getNameAsString()
+ " is not a mob column family");
}
compactedColumns.add(hcd);
}
}
} else {
for (ColumnFamilyDescriptor hcd : hcds) {
if (hcd.isMobEnabled()) {
compactedColumns.add(hcd);
}
}
}
if (compactedColumns.isEmpty()) {
LOG.error("No mob column families are assigned in the mob compaction");
throw new DoNotRetryIOException(
"No mob column families are assigned in the mob compaction");
}
if (request.hasMajor() && request.getMajor()) {
allFiles = true;
}
String familyLogMsg = (family != null) ? Bytes.toString(family) : "";
if (LOG.isTraceEnabled()) {
LOG.trace("User-triggered mob compaction requested for table: "
+ tableName.getNameAsString() + " for column family: " + familyLogMsg);
}
master.requestMobCompaction(tableName, compactedColumns, allFiles);
return CompactRegionResponse.newBuilder().build();
}
@Override
public IsBalancerEnabledResponse isBalancerEnabled(RpcController controller,
IsBalancerEnabledRequest request) throws ServiceException {
IsBalancerEnabledResponse.Builder response = IsBalancerEnabledResponse.newBuilder();
response.setEnabled(master.isBalancerOn());
return response.build();
}
@Override
public SetSplitOrMergeEnabledResponse setSplitOrMergeEnabled(RpcController controller,
SetSplitOrMergeEnabledRequest request) throws ServiceException {
SetSplitOrMergeEnabledResponse.Builder response = SetSplitOrMergeEnabledResponse.newBuilder();
try {
master.checkInitialized();
boolean newValue = request.getEnabled();
for (MasterProtos.MasterSwitchType masterSwitchType: request.getSwitchTypesList()) {
MasterSwitchType switchType = convert(masterSwitchType);
boolean oldValue = master.isSplitOrMergeEnabled(switchType);
response.addPrevValue(oldValue);
if (master.cpHost != null) {
master.cpHost.preSetSplitOrMergeEnabled(newValue, switchType);
}
master.getSplitOrMergeTracker().setSplitOrMergeEnabled(newValue, switchType);
if (master.cpHost != null) {
master.cpHost.postSetSplitOrMergeEnabled(newValue, switchType);
}
}
} catch (IOException | KeeperException e) {
throw new ServiceException(e);
}
return response.build();
}
@Override
public IsSplitOrMergeEnabledResponse isSplitOrMergeEnabled(RpcController controller,
IsSplitOrMergeEnabledRequest request) throws ServiceException {
IsSplitOrMergeEnabledResponse.Builder response = IsSplitOrMergeEnabledResponse.newBuilder();
response.setEnabled(master.isSplitOrMergeEnabled(convert(request.getSwitchType())));
return response.build();
}
@Override
public NormalizeResponse normalize(RpcController controller,
NormalizeRequest request) throws ServiceException {
rpcPreCheck("normalize");
try {
final NormalizeTableFilterParams ntfp = new NormalizeTableFilterParams.Builder()
.tableNames(ProtobufUtil.toTableNameList(request.getTableNamesList()))
.regex(request.hasRegex() ? request.getRegex() : null)
.namespace(request.hasNamespace() ? request.getNamespace() : null)
.build();
return NormalizeResponse.newBuilder()
// all API requests are considered priority requests.
.setNormalizerRan(master.normalizeRegions(ntfp, true))
.build();
} catch (IOException ex) {
throw new ServiceException(ex);
}
}
@Override
public SetNormalizerRunningResponse setNormalizerRunning(RpcController controller,
SetNormalizerRunningRequest request) throws ServiceException {
rpcPreCheck("setNormalizerRunning");
// Sets normalizer on/off flag in ZK.
// TODO: this method is totally broken in terms of atomicity of actions and values read.
// 1. The contract has this RPC returning the previous value. There isn't a ZKUtil method
// that lets us retrieve the previous value as part of setting a new value, so we simply
// perform a read before issuing the update. Thus we have a data race opportunity, between
// when the `prevValue` is read and whatever is actually overwritten.
// 2. Down in `setNormalizerOn`, the call to `createAndWatch` inside of the catch clause can
// itself fail in the event that the znode already exists. Thus, another data race, between
// when the initial `setData` call is notified of the absence of the target znode and the
// subsequent `createAndWatch`, with another client creating said node.
// That said, there's supposed to be only one active master and thus there's supposed to be
// only one process with the authority to modify the value.
final boolean prevValue = master.getRegionNormalizerManager().isNormalizerOn();
final boolean newValue = request.getOn();
master.getRegionNormalizerManager().setNormalizerOn(newValue);
LOG.info("{} set normalizerSwitch={}", master.getClientIdAuditPrefix(), newValue);
return SetNormalizerRunningResponse.newBuilder().setPrevNormalizerValue(prevValue).build();
}
@Override
public IsNormalizerEnabledResponse isNormalizerEnabled(RpcController controller,
IsNormalizerEnabledRequest request) {
IsNormalizerEnabledResponse.Builder response = IsNormalizerEnabledResponse.newBuilder();
response.setEnabled(master.isNormalizerOn());
return response.build();
}
/**
* Returns the security capabilities in effect on the cluster
*/
@Override
public SecurityCapabilitiesResponse getSecurityCapabilities(RpcController controller,
SecurityCapabilitiesRequest request) throws ServiceException {
SecurityCapabilitiesResponse.Builder response = SecurityCapabilitiesResponse.newBuilder();
try {
master.checkInitialized();
Set capabilities = new HashSet<>();
// Authentication
if (User.isHBaseSecurityEnabled(master.getConfiguration())) {
capabilities.add(SecurityCapabilitiesResponse.Capability.SECURE_AUTHENTICATION);
} else {
capabilities.add(SecurityCapabilitiesResponse.Capability.SIMPLE_AUTHENTICATION);
}
// A coprocessor that implements AccessControlService can provide AUTHORIZATION and
// CELL_AUTHORIZATION
if (master.cpHost != null && hasAccessControlServiceCoprocessor(master.cpHost)) {
if (AccessChecker.isAuthorizationSupported(master.getConfiguration())) {
capabilities.add(SecurityCapabilitiesResponse.Capability.AUTHORIZATION);
}
if (AccessController.isCellAuthorizationSupported(master.getConfiguration())) {
capabilities.add(SecurityCapabilitiesResponse.Capability.CELL_AUTHORIZATION);
}
}
// A coprocessor that implements VisibilityLabelsService can provide CELL_VISIBILITY.
if (master.cpHost != null && hasVisibilityLabelsServiceCoprocessor(master.cpHost)) {
if (VisibilityController.isCellAuthorizationSupported(master.getConfiguration())) {
capabilities.add(SecurityCapabilitiesResponse.Capability.CELL_VISIBILITY);
}
}
response.addAllCapabilities(capabilities);
} catch (IOException e) {
throw new ServiceException(e);
}
return response.build();
}
/**
* Determines if there is a MasterCoprocessor deployed which implements
* {@link org.apache.hadoop.hbase.protobuf.generated.AccessControlProtos.AccessControlService.Interface}.
*/
boolean hasAccessControlServiceCoprocessor(MasterCoprocessorHost cpHost) {
return checkCoprocessorWithService(
cpHost.findCoprocessors(MasterCoprocessor.class), AccessControlService.Interface.class);
}
/**
* Determines if there is a MasterCoprocessor deployed which implements
* {@link org.apache.hadoop.hbase.protobuf.generated.VisibilityLabelsProtos.VisibilityLabelsService.Interface}.
*/
boolean hasVisibilityLabelsServiceCoprocessor(MasterCoprocessorHost cpHost) {
return checkCoprocessorWithService(
cpHost.findCoprocessors(MasterCoprocessor.class),
VisibilityLabelsService.Interface.class);
}
/**
* Determines if there is a coprocessor implementation in the provided argument which extends
* or implements the provided {@code service}.
*/
boolean checkCoprocessorWithService(
List coprocessorsToCheck, Class service) {
if (coprocessorsToCheck == null || coprocessorsToCheck.isEmpty()) {
return false;
}
for (MasterCoprocessor cp : coprocessorsToCheck) {
if (service.isAssignableFrom(cp.getClass())) {
return true;
}
}
return false;
}
private MasterSwitchType convert(MasterProtos.MasterSwitchType switchType) {
switch (switchType) {
case SPLIT:
return MasterSwitchType.SPLIT;
case MERGE:
return MasterSwitchType.MERGE;
default:
break;
}
return null;
}
@Override
public AddReplicationPeerResponse addReplicationPeer(RpcController controller,
AddReplicationPeerRequest request) throws ServiceException {
try {
long procId = master.addReplicationPeer(request.getPeerId(),
ReplicationPeerConfigUtil.convert(request.getPeerConfig()),
request.getPeerState().getState().equals(ReplicationState.State.ENABLED));
return AddReplicationPeerResponse.newBuilder().setProcId(procId).build();
} catch (ReplicationException | IOException e) {
throw new ServiceException(e);
}
}
@Override
public RemoveReplicationPeerResponse removeReplicationPeer(RpcController controller,
RemoveReplicationPeerRequest request) throws ServiceException {
try {
long procId = master.removeReplicationPeer(request.getPeerId());
return RemoveReplicationPeerResponse.newBuilder().setProcId(procId).build();
} catch (ReplicationException | IOException e) {
throw new ServiceException(e);
}
}
@Override
public EnableReplicationPeerResponse enableReplicationPeer(RpcController controller,
EnableReplicationPeerRequest request) throws ServiceException {
try {
long procId = master.enableReplicationPeer(request.getPeerId());
return EnableReplicationPeerResponse.newBuilder().setProcId(procId).build();
} catch (ReplicationException | IOException e) {
throw new ServiceException(e);
}
}
@Override
public DisableReplicationPeerResponse disableReplicationPeer(RpcController controller,
DisableReplicationPeerRequest request) throws ServiceException {
try {
long procId = master.disableReplicationPeer(request.getPeerId());
return DisableReplicationPeerResponse.newBuilder().setProcId(procId).build();
} catch (ReplicationException | IOException e) {
throw new ServiceException(e);
}
}
@Override
public GetReplicationPeerConfigResponse getReplicationPeerConfig(RpcController controller,
GetReplicationPeerConfigRequest request) throws ServiceException {
GetReplicationPeerConfigResponse.Builder response = GetReplicationPeerConfigResponse
.newBuilder();
try {
String peerId = request.getPeerId();
ReplicationPeerConfig peerConfig = master.getReplicationPeerConfig(peerId);
response.setPeerId(peerId);
response.setPeerConfig(ReplicationPeerConfigUtil.convert(peerConfig));
} catch (ReplicationException | IOException e) {
throw new ServiceException(e);
}
return response.build();
}
@Override
public UpdateReplicationPeerConfigResponse updateReplicationPeerConfig(RpcController controller,
UpdateReplicationPeerConfigRequest request) throws ServiceException {
try {
long procId = master.updateReplicationPeerConfig(request.getPeerId(),
ReplicationPeerConfigUtil.convert(request.getPeerConfig()));
return UpdateReplicationPeerConfigResponse.newBuilder().setProcId(procId).build();
} catch (ReplicationException | IOException e) {
throw new ServiceException(e);
}
}
@Override
public ListReplicationPeersResponse listReplicationPeers(RpcController controller,
ListReplicationPeersRequest request) throws ServiceException {
ListReplicationPeersResponse.Builder response = ListReplicationPeersResponse.newBuilder();
try {
List peers = master
.listReplicationPeers(request.hasRegex() ? request.getRegex() : null);
for (ReplicationPeerDescription peer : peers) {
response.addPeerDesc(ReplicationPeerConfigUtil.toProtoReplicationPeerDescription(peer));
}
} catch (ReplicationException | IOException e) {
throw new ServiceException(e);
}
return response.build();
}
@Override
public ListDecommissionedRegionServersResponse listDecommissionedRegionServers(
RpcController controller, ListDecommissionedRegionServersRequest request)
throws ServiceException {
ListDecommissionedRegionServersResponse.Builder response =
ListDecommissionedRegionServersResponse.newBuilder();
try {
master.checkInitialized();
if (master.cpHost != null) {
master.cpHost.preListDecommissionedRegionServers();
}
List servers = master.listDecommissionedRegionServers();
response.addAllServerName((servers.stream().map(server -> ProtobufUtil.toServerName(server)))
.collect(Collectors.toList()));
if (master.cpHost != null) {
master.cpHost.postListDecommissionedRegionServers();
}
} catch (IOException io) {
throw new ServiceException(io);
}
return response.build();
}
@Override
public DecommissionRegionServersResponse decommissionRegionServers(RpcController controller,
DecommissionRegionServersRequest request) throws ServiceException {
try {
master.checkInitialized();
List servers = request.getServerNameList().stream()
.map(pbServer -> ProtobufUtil.toServerName(pbServer)).collect(Collectors.toList());
boolean offload = request.getOffload();
if (master.cpHost != null) {
master.cpHost.preDecommissionRegionServers(servers, offload);
}
master.decommissionRegionServers(servers, offload);
if (master.cpHost != null) {
master.cpHost.postDecommissionRegionServers(servers, offload);
}
} catch (IOException io) {
throw new ServiceException(io);
}
return DecommissionRegionServersResponse.newBuilder().build();
}
@Override
public RecommissionRegionServerResponse recommissionRegionServer(RpcController controller,
RecommissionRegionServerRequest request) throws ServiceException {
try {
master.checkInitialized();
ServerName server = ProtobufUtil.toServerName(request.getServerName());
List encodedRegionNames = request.getRegionList().stream()
.map(regionSpecifier -> regionSpecifier.getValue().toByteArray())
.collect(Collectors.toList());
if (master.cpHost != null) {
master.cpHost.preRecommissionRegionServer(server, encodedRegionNames);
}
master.recommissionRegionServer(server, encodedRegionNames);
if (master.cpHost != null) {
master.cpHost.postRecommissionRegionServer(server, encodedRegionNames);
}
} catch (IOException io) {
throw new ServiceException(io);
}
return RecommissionRegionServerResponse.newBuilder().build();
}
@Override
public LockResponse requestLock(RpcController controller, final LockRequest request)
throws ServiceException {
try {
if (request.getDescription().isEmpty()) {
throw new IllegalArgumentException("Empty description");
}
NonceProcedureRunnable npr;
LockType type = LockType.valueOf(request.getLockType().name());
if (request.getRegionInfoCount() > 0) {
final RegionInfo[] regionInfos = new RegionInfo[request.getRegionInfoCount()];
for (int i = 0; i < request.getRegionInfoCount(); ++i) {
regionInfos[i] = ProtobufUtil.toRegionInfo(request.getRegionInfo(i));
}
npr = new NonceProcedureRunnable(master, request.getNonceGroup(), request.getNonce()) {
@Override
protected void run() throws IOException {
setProcId(master.getLockManager().remoteLocks().requestRegionsLock(regionInfos,
request.getDescription(), getNonceKey()));
}
@Override
protected String getDescription() {
return "RequestLock";
}
};
} else if (request.hasTableName()) {
final TableName tableName = ProtobufUtil.toTableName(request.getTableName());
npr = new NonceProcedureRunnable(master, request.getNonceGroup(), request.getNonce()) {
@Override
protected void run() throws IOException {
setProcId(master.getLockManager().remoteLocks().requestTableLock(tableName, type,
request.getDescription(), getNonceKey()));
}
@Override
protected String getDescription() {
return "RequestLock";
}
};
} else if (request.hasNamespace()) {
npr = new NonceProcedureRunnable(master, request.getNonceGroup(), request.getNonce()) {
@Override
protected void run() throws IOException {
setProcId(master.getLockManager().remoteLocks().requestNamespaceLock(
request.getNamespace(), type, request.getDescription(), getNonceKey()));
}
@Override
protected String getDescription() {
return "RequestLock";
}
};
} else {
throw new IllegalArgumentException("one of table/namespace/region should be specified");
}
long procId = MasterProcedureUtil.submitProcedure(npr);
return LockResponse.newBuilder().setProcId(procId).build();
} catch (IllegalArgumentException e) {
LOG.warn("Exception when queuing lock", e);
throw new ServiceException(new DoNotRetryIOException(e));
} catch (IOException e) {
LOG.warn("Exception when queuing lock", e);
throw new ServiceException(e);
}
}
/**
* @return LOCKED, if procedure is found and it has the lock; else UNLOCKED.
* @throws ServiceException if given proc id is found but it is not a LockProcedure.
*/
@Override
public LockHeartbeatResponse lockHeartbeat(RpcController controller, LockHeartbeatRequest request)
throws ServiceException {
try {
if (master.getLockManager().remoteLocks().lockHeartbeat(request.getProcId(),
request.getKeepAlive())) {
return LockHeartbeatResponse.newBuilder().setTimeoutMs(
master.getConfiguration().getInt(LockProcedure.REMOTE_LOCKS_TIMEOUT_MS_CONF,
LockProcedure.DEFAULT_REMOTE_LOCKS_TIMEOUT_MS))
.setLockStatus(LockHeartbeatResponse.LockStatus.LOCKED).build();
} else {
return LockHeartbeatResponse.newBuilder()
.setLockStatus(LockHeartbeatResponse.LockStatus.UNLOCKED).build();
}
} catch (IOException e) {
throw new ServiceException(e);
}
}
@Override
public RegionSpaceUseReportResponse reportRegionSpaceUse(RpcController controller,
RegionSpaceUseReportRequest request) throws ServiceException {
try {
master.checkInitialized();
if (!QuotaUtil.isQuotaEnabled(master.getConfiguration())) {
return RegionSpaceUseReportResponse.newBuilder().build();
}
MasterQuotaManager quotaManager = this.master.getMasterQuotaManager();
if (quotaManager != null) {
final long now = EnvironmentEdgeManager.currentTime();
for (RegionSpaceUse report : request.getSpaceUseList()) {
quotaManager.addRegionSize(ProtobufUtil.toRegionInfo(report.getRegionInfo()),
report.getRegionSize(), now);
}
} else {
LOG.debug("Received region space usage report but HMaster is not ready to process it, "
+ "skipping");
}
return RegionSpaceUseReportResponse.newBuilder().build();
} catch (Exception e) {
throw new ServiceException(e);
}
}
@Override
public GetSpaceQuotaRegionSizesResponse getSpaceQuotaRegionSizes(
RpcController controller, GetSpaceQuotaRegionSizesRequest request) throws ServiceException {
try {
master.checkInitialized();
MasterQuotaManager quotaManager = this.master.getMasterQuotaManager();
GetSpaceQuotaRegionSizesResponse.Builder builder =
GetSpaceQuotaRegionSizesResponse.newBuilder();
if (quotaManager != null) {
Map regionSizes = quotaManager.snapshotRegionSizes();
Map regionSizesByTable = new HashMap<>();
// Translate hregioninfo+long -> tablename+long
for (Entry entry : regionSizes.entrySet()) {
final TableName tableName = entry.getKey().getTable();
Long prevSize = regionSizesByTable.get(tableName);
if (prevSize == null) {
prevSize = 0L;
}
regionSizesByTable.put(tableName, prevSize + entry.getValue());
}
// Serialize them into the protobuf
for (Entry tableSize : regionSizesByTable.entrySet()) {
builder.addSizes(RegionSizes.newBuilder()
.setTableName(ProtobufUtil.toProtoTableName(tableSize.getKey()))
.setSize(tableSize.getValue()).build());
}
return builder.build();
} else {
LOG.debug("Received space quota region size report but HMaster is not ready to process it,"
+ "skipping");
}
return builder.build();
} catch (Exception e) {
throw new ServiceException(e);
}
}
@Override
public GetQuotaStatesResponse getQuotaStates(
RpcController controller, GetQuotaStatesRequest request) throws ServiceException {
try {
master.checkInitialized();
QuotaObserverChore quotaChore = this.master.getQuotaObserverChore();
GetQuotaStatesResponse.Builder builder = GetQuotaStatesResponse.newBuilder();
if (quotaChore != null) {
// The "current" view of all tables with quotas
Map tableSnapshots = quotaChore.getTableQuotaSnapshots();
for (Entry entry : tableSnapshots.entrySet()) {
builder.addTableSnapshots(
TableQuotaSnapshot.newBuilder()
.setTableName(ProtobufUtil.toProtoTableName(entry.getKey()))
.setSnapshot(SpaceQuotaSnapshot.toProtoSnapshot(entry.getValue())).build());
}
// The "current" view of all namespaces with quotas
Map nsSnapshots = quotaChore.getNamespaceQuotaSnapshots();
for (Entry entry : nsSnapshots.entrySet()) {
builder.addNsSnapshots(
NamespaceQuotaSnapshot.newBuilder()
.setNamespace(entry.getKey())
.setSnapshot(SpaceQuotaSnapshot.toProtoSnapshot(entry.getValue())).build());
}
return builder.build();
}
return builder.build();
} catch (Exception e) {
throw new ServiceException(e);
}
}
@Override
public ClearDeadServersResponse clearDeadServers(RpcController controller,
ClearDeadServersRequest request) throws ServiceException {
LOG.debug(master.getClientIdAuditPrefix() + " clear dead region servers.");
ClearDeadServersResponse.Builder response = ClearDeadServersResponse.newBuilder();
try {
master.checkInitialized();
if (master.cpHost != null) {
master.cpHost.preClearDeadServers();
}
if (master.getServerManager().areDeadServersInProgress()) {
LOG.debug("Some dead server is still under processing, won't clear the dead server list");
response.addAllServerName(request.getServerNameList());
} else {
for (HBaseProtos.ServerName pbServer : request.getServerNameList()) {
if (!master.getServerManager().getDeadServers()
.removeDeadServer(ProtobufUtil.toServerName(pbServer))) {
response.addServerName(pbServer);
}
}
}
if (master.cpHost != null) {
master.cpHost.postClearDeadServers(
ProtobufUtil.toServerNameList(request.getServerNameList()),
ProtobufUtil.toServerNameList(response.getServerNameList()));
}
} catch (IOException io) {
throw new ServiceException(io);
}
return response.build();
}
@Override
public ReportProcedureDoneResponse reportProcedureDone(RpcController controller,
ReportProcedureDoneRequest request) throws ServiceException {
// Check Masters is up and ready for duty before progressing. Remote side will keep trying.
try {
this.master.checkServiceStarted();
} catch (ServerNotRunningYetException snrye) {
throw new ServiceException(snrye);
}
request.getResultList().forEach(result -> {
if (result.getStatus() == RemoteProcedureResult.Status.SUCCESS) {
master.remoteProcedureCompleted(result.getProcId());
} else {
master.remoteProcedureFailed(result.getProcId(),
RemoteProcedureException.fromProto(result.getError()));
}
});
return ReportProcedureDoneResponse.getDefaultInstance();
}
// HBCK Services
@Override
public RunHbckChoreResponse runHbckChore(RpcController c, RunHbckChoreRequest req)
throws ServiceException {
rpcPreCheck("runHbckChore");
LOG.info("{} request HBCK chore to run", master.getClientIdAuditPrefix());
HbckChore hbckChore = master.getHbckChore();
boolean ran = hbckChore.runChore();
return RunHbckChoreResponse.newBuilder().setRan(ran).build();
}
/**
* Update state of the table in meta only. This is required by hbck in some situations to cleanup
* stuck assign/ unassign regions procedures for the table.
*
* @return previous state of the table
*/
@Override
public GetTableStateResponse setTableStateInMeta(RpcController controller,
SetTableStateInMetaRequest request) throws ServiceException {
rpcPreCheck("setTableStateInMeta");
TableName tn = ProtobufUtil.toTableName(request.getTableName());
try {
TableState prevState = this.master.getTableStateManager().getTableState(tn);
TableState newState = TableState.convert(tn, request.getTableState());
LOG.info("{} set table={} state from {} to {}", master.getClientIdAuditPrefix(),
tn, prevState.getState(), newState.getState());
this.master.getTableStateManager().setTableState(tn, newState.getState());
return GetTableStateResponse.newBuilder().setTableState(prevState.convert()).build();
} catch (Exception e) {
throw new ServiceException(e);
}
}
/**
* Update state of the region in meta only. This is required by hbck in some situations to cleanup
* stuck assign/ unassign regions procedures for the table.
*
* @return previous states of the regions
*/
@Override
public SetRegionStateInMetaResponse setRegionStateInMeta(RpcController controller,
SetRegionStateInMetaRequest request) throws ServiceException {
rpcPreCheck("setRegionStateInMeta");
SetRegionStateInMetaResponse.Builder builder = SetRegionStateInMetaResponse.newBuilder();
try {
for (RegionSpecifierAndState s : request.getStatesList()) {
RegionSpecifier spec = s.getRegionSpecifier();
String encodedName;
if (spec.getType() == RegionSpecifierType.ENCODED_REGION_NAME) {
encodedName = spec.getValue().toStringUtf8();
} else {
// TODO: actually, a full region name can save a lot on meta scan, improve later.
encodedName = RegionInfo.encodeRegionName(spec.getValue().toByteArray());
}
RegionInfo info = this.master.getAssignmentManager().loadRegionFromMeta(encodedName);
LOG.trace("region info loaded from meta table: {}", info);
RegionState prevState =
this.master.getAssignmentManager().getRegionStates().getRegionState(info);
RegionState.State newState = RegionState.State.convert(s.getState());
LOG.info("{} set region={} state from {} to {}", master.getClientIdAuditPrefix(), info,
prevState.getState(), newState);
Put metaPut = MetaTableAccessor.makePutFromRegionInfo(info, System.currentTimeMillis());
metaPut.addColumn(HConstants.CATALOG_FAMILY, HConstants.STATE_QUALIFIER,
Bytes.toBytes(newState.name()));
List putList = new ArrayList<>();
putList.add(metaPut);
MetaTableAccessor.putsToMetaTable(this.master.getConnection(), putList);
// Loads from meta again to refresh AM cache with the new region state
this.master.getAssignmentManager().loadRegionFromMeta(encodedName);
builder.addStates(RegionSpecifierAndState.newBuilder().setRegionSpecifier(spec)
.setState(prevState.getState().convert()));
}
} catch (Exception e) {
throw new ServiceException(e);
}
return builder.build();
}
/**
* Get RegionInfo from Master using content of RegionSpecifier as key.
* @return RegionInfo found by decoding rs or null if none found
*/
private RegionInfo getRegionInfo(HBaseProtos.RegionSpecifier rs) throws UnknownRegionException {
RegionInfo ri = null;
switch(rs.getType()) {
case REGION_NAME:
final byte[] regionName = rs.getValue().toByteArray();
ri = this.master.getAssignmentManager().getRegionInfo(regionName);
break;
case ENCODED_REGION_NAME:
String encodedRegionName = Bytes.toString(rs.getValue().toByteArray());
RegionState regionState = this.master.getAssignmentManager().getRegionStates().
getRegionState(encodedRegionName);
ri = regionState == null ?
this.master.getAssignmentManager().loadRegionFromMeta(encodedRegionName) :
regionState.getRegion();
break;
default:
break;
}
return ri;
}
/**
* @throws ServiceException If no MasterProcedureExecutor
*/
private void checkMasterProcedureExecutor() throws ServiceException {
if (this.master.getMasterProcedureExecutor() == null) {
throw new ServiceException("Master's ProcedureExecutor not initialized; retry later");
}
}
/**
* A 'raw' version of assign that does bulk and can skirt Master state checks if override
* is set; i.e. assigns can be forced during Master startup or if RegionState is unclean.
* Used by HBCK2.
*/
@Override
public MasterProtos.AssignsResponse assigns(RpcController controller,
MasterProtos.AssignsRequest request) throws ServiceException {
checkMasterProcedureExecutor();
MasterProtos.AssignsResponse.Builder responseBuilder =
MasterProtos.AssignsResponse.newBuilder();
try {
boolean override = request.getOverride();
LOG.info("{} assigns, override={}", master.getClientIdAuditPrefix(), override);
for (HBaseProtos.RegionSpecifier rs: request.getRegionList()) {
long pid = Procedure.NO_PROC_ID;
RegionInfo ri = getRegionInfo(rs);
if (ri == null) {
LOG.info("Unknown={}", rs);
} else {
Procedure p = this.master.getAssignmentManager().createOneAssignProcedure(ri, override);
if (p != null) {
pid = this.master.getMasterProcedureExecutor().submitProcedure(p);
}
}
responseBuilder.addPid(pid);
}
return responseBuilder.build();
} catch (IOException ioe) {
throw new ServiceException(ioe);
}
}
/**
* A 'raw' version of unassign that does bulk and can skirt Master state checks if override
* is set; i.e. unassigns can be forced during Master startup or if RegionState is unclean.
* Used by HBCK2.
*/
@Override
public MasterProtos.UnassignsResponse unassigns(RpcController controller,
MasterProtos.UnassignsRequest request) throws ServiceException {
checkMasterProcedureExecutor();
MasterProtos.UnassignsResponse.Builder responseBuilder =
MasterProtos.UnassignsResponse.newBuilder();
try {
boolean override = request.getOverride();
LOG.info("{} unassigns, override={}", master.getClientIdAuditPrefix(), override);
for (HBaseProtos.RegionSpecifier rs: request.getRegionList()) {
long pid = Procedure.NO_PROC_ID;
RegionInfo ri = getRegionInfo(rs);
if (ri == null) {
LOG.info("Unknown={}", rs);
} else {
Procedure p = this.master.getAssignmentManager().createOneUnassignProcedure(ri, override);
if (p != null) {
pid = this.master.getMasterProcedureExecutor().submitProcedure(p);
}
}
responseBuilder.addPid(pid);
}
return responseBuilder.build();
} catch (IOException ioe) {
throw new ServiceException(ioe);
}
}
/**
* Bypass specified procedure to completion. Procedure is marked completed but no actual work
* is done from the current state/ step onwards. Parents of the procedure are also marked for
* bypass.
*
* NOTE: this is a dangerous operation and may be used to unstuck buggy procedures. This may
* leave system in inconherent state. This may need to be followed by some cleanup steps/
* actions by operator.
*
* @return BypassProcedureToCompletionResponse indicating success or failure
*/
@Override
public MasterProtos.BypassProcedureResponse bypassProcedure(RpcController controller,
MasterProtos.BypassProcedureRequest request) throws ServiceException {
try {
LOG.info("{} bypass procedures={}, waitTime={}, override={}, recursive={}",
master.getClientIdAuditPrefix(), request.getProcIdList(), request.getWaitTime(),
request.getOverride(), request.getRecursive());
List ret =
master.getMasterProcedureExecutor().bypassProcedure(request.getProcIdList(),
request.getWaitTime(), request.getOverride(), request.getRecursive());
return MasterProtos.BypassProcedureResponse.newBuilder().addAllBypassed(ret).build();
} catch (IOException e) {
throw new ServiceException(e);
}
}
@Override
public MasterProtos.ScheduleServerCrashProcedureResponse scheduleServerCrashProcedure(
RpcController controller, MasterProtos.ScheduleServerCrashProcedureRequest request)
throws ServiceException {
List pids = new ArrayList<>();
for (HBaseProtos.ServerName sn: request.getServerNameList()) {
ServerName serverName = ProtobufUtil.toServerName(sn);
LOG.info("{} schedule ServerCrashProcedure for {}",
this.master.getClientIdAuditPrefix(), serverName);
if (shouldSubmitSCP(serverName)) {
pids.add(this.master.getServerManager().expireServer(serverName, true));
} else {
pids.add(Procedure.NO_PROC_ID);
}
}
return MasterProtos.ScheduleServerCrashProcedureResponse.newBuilder().addAllPid(pids).build();
}
@Override
public FixMetaResponse fixMeta(RpcController controller, FixMetaRequest request)
throws ServiceException {
rpcPreCheck("fixMeta");
try {
MetaFixer mf = new MetaFixer(this.master);
mf.fix();
return FixMetaResponse.newBuilder().build();
} catch (IOException ioe) {
throw new ServiceException(ioe);
}
}
@Override
public SwitchRpcThrottleResponse switchRpcThrottle(RpcController controller,
SwitchRpcThrottleRequest request) throws ServiceException {
try {
master.checkInitialized();
return master.getMasterQuotaManager().switchRpcThrottle(request);
} catch (Exception e) {
throw new ServiceException(e);
}
}
@Override
public MasterProtos.IsRpcThrottleEnabledResponse isRpcThrottleEnabled(RpcController controller,
MasterProtos.IsRpcThrottleEnabledRequest request) throws ServiceException {
try {
master.checkInitialized();
return master.getMasterQuotaManager().isRpcThrottleEnabled(request);
} catch (Exception e) {
throw new ServiceException(e);
}
}
@Override
public SwitchExceedThrottleQuotaResponse switchExceedThrottleQuota(RpcController controller,
SwitchExceedThrottleQuotaRequest request) throws ServiceException {
try {
master.checkInitialized();
return master.getMasterQuotaManager().switchExceedThrottleQuota(request);
} catch (Exception e) {
throw new ServiceException(e);
}
}
@Override
public FileArchiveNotificationResponse reportFileArchival(RpcController controller,
FileArchiveNotificationRequest request) throws ServiceException {
try {
master.checkInitialized();
if (!QuotaUtil.isQuotaEnabled(master.getConfiguration())) {
return FileArchiveNotificationResponse.newBuilder().build();
}
master.getMasterQuotaManager().processFileArchivals(request, master.getConnection(),
master.getConfiguration(), master.getFileSystem());
return FileArchiveNotificationResponse.newBuilder().build();
} catch (Exception e) {
throw new ServiceException(e);
}
}
@Override
public GrantResponse grant(RpcController controller, GrantRequest request)
throws ServiceException {
try {
master.checkInitialized();
if (master.cpHost != null && hasAccessControlServiceCoprocessor(master.cpHost)) {
final UserPermission perm =
ShadedAccessControlUtil.toUserPermission(request.getUserPermission());
boolean mergeExistingPermissions = request.getMergeExistingPermissions();
master.cpHost.preGrant(perm, mergeExistingPermissions);
try (Table table = master.getConnection().getTable(PermissionStorage.ACL_TABLE_NAME)) {
PermissionStorage.addUserPermission(getConfiguration(), perm, table,
mergeExistingPermissions);
}
master.cpHost.postGrant(perm, mergeExistingPermissions);
User caller = RpcServer.getRequestUser().orElse(null);
if (AUDITLOG.isTraceEnabled()) {
// audit log should store permission changes in addition to auth results
String remoteAddress = RpcServer.getRemoteAddress().map(InetAddress::toString).orElse("");
AUDITLOG.trace("User {} (remote address: {}) granted permission {}", caller,
remoteAddress, perm);
}
return GrantResponse.getDefaultInstance();
} else {
throw new DoNotRetryIOException(
new UnsupportedOperationException(AccessController.class.getName() + " is not loaded"));
}
} catch (IOException ioe) {
throw new ServiceException(ioe);
}
}
@Override
public RevokeResponse revoke(RpcController controller, RevokeRequest request)
throws ServiceException {
try {
master.checkInitialized();
if (master.cpHost != null && hasAccessControlServiceCoprocessor(master.cpHost)) {
final UserPermission userPermission =
ShadedAccessControlUtil.toUserPermission(request.getUserPermission());
master.cpHost.preRevoke(userPermission);
try (Table table = master.getConnection().getTable(PermissionStorage.ACL_TABLE_NAME)) {
PermissionStorage.removeUserPermission(master.getConfiguration(), userPermission, table);
}
master.cpHost.postRevoke(userPermission);
User caller = RpcServer.getRequestUser().orElse(null);
if (AUDITLOG.isTraceEnabled()) {
// audit log should record all permission changes
String remoteAddress = RpcServer.getRemoteAddress().map(InetAddress::toString).orElse("");
AUDITLOG.trace("User {} (remote address: {}) revoked permission {}", caller,
remoteAddress, userPermission);
}
return RevokeResponse.getDefaultInstance();
} else {
throw new DoNotRetryIOException(
new UnsupportedOperationException(AccessController.class.getName() + " is not loaded"));
}
} catch (IOException ioe) {
throw new ServiceException(ioe);
}
}
@Override
public GetUserPermissionsResponse getUserPermissions(RpcController controller,
GetUserPermissionsRequest request) throws ServiceException {
try {
master.checkInitialized();
if (master.cpHost != null && hasAccessControlServiceCoprocessor(master.cpHost)) {
final String userName = request.hasUserName() ? request.getUserName().toStringUtf8() : null;
String namespace =
request.hasNamespaceName() ? request.getNamespaceName().toStringUtf8() : null;
TableName table =
request.hasTableName() ? ProtobufUtil.toTableName(request.getTableName()) : null;
byte[] cf = request.hasColumnFamily() ? request.getColumnFamily().toByteArray() : null;
byte[] cq =
request.hasColumnQualifier() ? request.getColumnQualifier().toByteArray() : null;
Type permissionType = request.hasType() ? request.getType() : null;
master.getMasterCoprocessorHost().preGetUserPermissions(userName, namespace, table, cf, cq);
List perms = null;
if (permissionType == Type.Table) {
boolean filter = (cf != null || userName != null) ? true : false;
perms = PermissionStorage.getUserTablePermissions(master.getConfiguration(), table, cf,
cq, userName, filter);
} else if (permissionType == Type.Namespace) {
perms = PermissionStorage.getUserNamespacePermissions(master.getConfiguration(),
namespace, userName, userName != null ? true : false);
} else {
perms = PermissionStorage.getUserPermissions(master.getConfiguration(), null, null, null,
userName, userName != null ? true : false);
// Skip super users when filter user is specified
if (userName == null) {
// Adding superusers explicitly to the result set as PermissionStorage do not store
// them. Also using acl as table name to be inline with the results of global admin and
// will help in avoiding any leakage of information about being superusers.
for (String user : Superusers.getSuperUsers()) {
perms.add(new UserPermission(user,
Permission.newBuilder().withActions(Action.values()).build()));
}
}
}
master.getMasterCoprocessorHost().postGetUserPermissions(userName, namespace, table, cf,
cq);
AccessControlProtos.GetUserPermissionsResponse response =
ShadedAccessControlUtil.buildGetUserPermissionsResponse(perms);
return response;
} else {
throw new DoNotRetryIOException(
new UnsupportedOperationException(AccessController.class.getName() + " is not loaded"));
}
} catch (IOException ioe) {
throw new ServiceException(ioe);
}
}
@Override
public HasUserPermissionsResponse hasUserPermissions(RpcController controller,
HasUserPermissionsRequest request) throws ServiceException {
try {
master.checkInitialized();
if (master.cpHost != null && hasAccessControlServiceCoprocessor(master.cpHost)) {
User caller = RpcServer.getRequestUser().orElse(null);
String userName =
request.hasUserName() ? request.getUserName().toStringUtf8() : caller.getShortName();
List permissions = new ArrayList<>();
for (int i = 0; i < request.getPermissionCount(); i++) {
permissions.add(ShadedAccessControlUtil.toPermission(request.getPermission(i)));
}
master.getMasterCoprocessorHost().preHasUserPermissions(userName, permissions);
if (!caller.getShortName().equals(userName)) {
List groups = AccessChecker.getUserGroups(userName);
caller = new InputUser(userName, groups.toArray(new String[groups.size()]));
}
List hasUserPermissions = new ArrayList<>();
if (getAccessChecker() != null) {
for (Permission permission : permissions) {
boolean hasUserPermission =
getAccessChecker().hasUserPermission(caller, "hasUserPermissions", permission);
hasUserPermissions.add(hasUserPermission);
}
} else {
for (int i = 0; i < permissions.size(); i++) {
hasUserPermissions.add(true);
}
}
master.getMasterCoprocessorHost().postHasUserPermissions(userName, permissions);
HasUserPermissionsResponse.Builder builder =
HasUserPermissionsResponse.newBuilder().addAllHasUserPermission(hasUserPermissions);
return builder.build();
} else {
throw new DoNotRetryIOException(
new UnsupportedOperationException(AccessController.class.getName() + " is not loaded"));
}
} catch (IOException ioe) {
throw new ServiceException(ioe);
}
}
private boolean containMetaWals(ServerName serverName) throws IOException {
Path logDir = new Path(master.getWALRootDir(),
AbstractFSWALProvider.getWALDirectoryName(serverName.toString()));
Path splitDir = logDir.suffix(AbstractFSWALProvider.SPLITTING_EXT);
Path checkDir = master.getFileSystem().exists(splitDir) ? splitDir : logDir;
try {
return master.getFileSystem().listStatus(checkDir, META_FILTER).length > 0;
} catch (FileNotFoundException fnfe) {
// If no files, then we don't contain metas; was failing schedule of
// SCP because this was FNFE'ing when no server dirs ('Unknown Server').
LOG.warn("No dir for WALs for {}; continuing", serverName.toString());
return false;
}
}
private boolean shouldSubmitSCP(ServerName serverName) {
// check if there is already a SCP of this server running
List> procedures =
master.getMasterProcedureExecutor().getProcedures();
for (Procedure procedure : procedures) {
if (procedure instanceof ServerCrashProcedure) {
if (serverName.compareTo(((ServerCrashProcedure) procedure).getServerName()) == 0
&& !procedure.isFinished()) {
LOG.info("there is already a SCP of this server {} running, pid {}", serverName,
procedure.getProcId());
return false;
}
}
}
return true;
}
@Override
public GetClusterIdResponse getClusterId(RpcController rpcController, GetClusterIdRequest request)
throws ServiceException {
GetClusterIdResponse.Builder resp = GetClusterIdResponse.newBuilder();
String clusterId = master.getClusterId();
if (clusterId != null) {
resp.setClusterId(clusterId);
}
return resp.build();
}
@Override
public GetActiveMasterResponse getActiveMaster(RpcController rpcController,
GetActiveMasterRequest request) throws ServiceException {
GetActiveMasterResponse.Builder resp = GetActiveMasterResponse.newBuilder();
Optional serverName = master.getActiveMaster();
serverName.ifPresent(name -> resp.setServerName(ProtobufUtil.toServerName(name)));
return resp.build();
}
@Override
public GetMastersResponse getMasters(RpcController rpcController, GetMastersRequest request)
throws ServiceException {
GetMastersResponse.Builder resp = GetMastersResponse.newBuilder();
// Active master
Optional serverName = master.getActiveMaster();
serverName.ifPresent(name -> resp.addMasterServers(GetMastersResponseEntry.newBuilder()
.setServerName(ProtobufUtil.toServerName(name)).setIsActive(true).build()));
// Backup masters
for (ServerName backupMaster: master.getBackupMasters()) {
resp.addMasterServers(GetMastersResponseEntry.newBuilder().setServerName(
ProtobufUtil.toServerName(backupMaster)).setIsActive(false).build());
}
return resp.build();
}
@Override
public GetMetaRegionLocationsResponse getMetaRegionLocations(RpcController rpcController,
GetMetaRegionLocationsRequest request) throws ServiceException {
GetMetaRegionLocationsResponse.Builder response = GetMetaRegionLocationsResponse.newBuilder();
Optional> metaLocations =
master.getMetaRegionLocationCache().getMetaRegionLocations();
metaLocations.ifPresent(hRegionLocations -> hRegionLocations.forEach(
location -> response.addMetaLocations(ProtobufUtil.toRegionLocation(location))));
return response.build();
}
@Override
public HBaseProtos.LogEntry getLogEntries(RpcController controller,
HBaseProtos.LogRequest request) throws ServiceException {
try {
final String logClassName = request.getLogClassName();
Class logClass = Class.forName(logClassName)
.asSubclass(Message.class);
Method method = logClass.getMethod("parseFrom", ByteString.class);
if (logClassName.contains("BalancerDecisionsRequest")) {
MasterProtos.BalancerDecisionsRequest balancerDecisionsRequest =
(MasterProtos.BalancerDecisionsRequest) method
.invoke(null, request.getLogMessage());
MasterProtos.BalancerDecisionsResponse balancerDecisionsResponse =
getBalancerDecisions(balancerDecisionsRequest);
return HBaseProtos.LogEntry.newBuilder()
.setLogClassName(balancerDecisionsResponse.getClass().getName())
.setLogMessage(balancerDecisionsResponse.toByteString())
.build();
}
} catch (ClassNotFoundException | NoSuchMethodException | IllegalAccessException
| InvocationTargetException e) {
LOG.error("Error while retrieving log entries.", e);
throw new ServiceException(e);
}
throw new ServiceException("Invalid request params");
}
private MasterProtos.BalancerDecisionsResponse getBalancerDecisions(
MasterProtos.BalancerDecisionsRequest request) {
final NamedQueueRecorder namedQueueRecorder = this.regionServer.getNamedQueueRecorder();
if (namedQueueRecorder == null) {
return MasterProtos.BalancerDecisionsResponse.newBuilder()
.addAllBalancerDecision(Collections.emptyList()).build();
}
final NamedQueueGetRequest namedQueueGetRequest = new NamedQueueGetRequest();
namedQueueGetRequest.setNamedQueueEvent(BalancerDecisionDetails.BALANCER_DECISION_EVENT);
namedQueueGetRequest.setBalancerDecisionsRequest(request);
NamedQueueGetResponse namedQueueGetResponse =
namedQueueRecorder.getNamedQueueRecords(namedQueueGetRequest);
List balancerDecisions =
namedQueueGetResponse.getBalancerDecisions();
return MasterProtos.BalancerDecisionsResponse.newBuilder()
.addAllBalancerDecision(balancerDecisions).build();
}
}