[GitHub] [ignite] Mmuzaf commented on a change in pull request #6554: IGNITE-11073: Backup page store manager, initial

[GitBox <gi...@apache.org>]

Mmuzaf commented on a change in pull request #6554: IGNITE-11073: Backup page store manager, initial
URL: https://github.com/apache/ignite/pull/6554#discussion_r360432750
 
 

 ##########
 File path: modules/core/src/main/java/org/apache/ignite/internal/processors/cache/persistence/snapshot/IgniteSnapshotManager.java
 ##########
 @@ -0,0 +1,1920 @@
+/*
+ * 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.ignite.internal.processors.cache.persistence.snapshot;
+
+import java.io.Closeable;
+import java.io.File;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.io.Serializable;
+import java.nio.ByteBuffer;
+import java.nio.ByteOrder;
+import java.nio.channels.FileChannel;
+import java.nio.file.Paths;
+import java.util.ArrayDeque;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Objects;
+import java.util.Queue;
+import java.util.Set;
+import java.util.UUID;
+import java.util.concurrent.CompletableFuture;
+import java.util.concurrent.ConcurrentHashMap;
+import java.util.concurrent.ConcurrentMap;
+import java.util.concurrent.Executor;
+import java.util.concurrent.ExecutorService;
+import java.util.concurrent.LinkedBlockingQueue;
+import java.util.concurrent.atomic.AtomicInteger;
+import java.util.concurrent.atomic.AtomicIntegerArray;
+import java.util.concurrent.atomic.AtomicReference;
+import java.util.concurrent.atomic.LongAdder;
+import java.util.concurrent.locks.ReadWriteLock;
+import java.util.concurrent.locks.ReentrantReadWriteLock;
+import java.util.function.BiFunction;
+import java.util.function.BooleanSupplier;
+import java.util.function.Consumer;
+import java.util.function.Predicate;
+import java.util.stream.Collectors;
+import org.apache.ignite.IgniteCheckedException;
+import org.apache.ignite.IgniteException;
+import org.apache.ignite.IgniteLogger;
+import org.apache.ignite.binary.BinaryType;
+import org.apache.ignite.cluster.ClusterNode;
+import org.apache.ignite.configuration.CacheConfiguration;
+import org.apache.ignite.failure.FailureContext;
+import org.apache.ignite.failure.FailureType;
+import org.apache.ignite.internal.GridKernalContext;
+import org.apache.ignite.internal.GridTopic;
+import org.apache.ignite.internal.IgniteInternalFuture;
+import org.apache.ignite.internal.MarshallerMappingWriter;
+import org.apache.ignite.internal.NodeStoppingException;
+import org.apache.ignite.internal.cluster.ClusterTopologyCheckedException;
+import org.apache.ignite.internal.managers.communication.GridIoManager;
+import org.apache.ignite.internal.managers.communication.GridMessageListener;
+import org.apache.ignite.internal.managers.communication.TransmissionCancelledException;
+import org.apache.ignite.internal.managers.communication.TransmissionHandler;
+import org.apache.ignite.internal.managers.communication.TransmissionMeta;
+import org.apache.ignite.internal.managers.communication.TransmissionPolicy;
+import org.apache.ignite.internal.managers.eventstorage.DiscoveryEventListener;
+import org.apache.ignite.internal.pagemem.PageIdUtils;
+import org.apache.ignite.internal.pagemem.store.PageStore;
+import org.apache.ignite.internal.pagemem.store.PageWriteListener;
+import org.apache.ignite.internal.processors.cache.CacheGroupContext;
+import org.apache.ignite.internal.processors.cache.GridCacheSharedManagerAdapter;
+import org.apache.ignite.internal.processors.cache.distributed.dht.preloader.GridDhtPartitionMap;
+import org.apache.ignite.internal.processors.cache.distributed.dht.topology.GridDhtPartitionState;
+import org.apache.ignite.internal.processors.cache.persistence.CheckpointFuture;
+import org.apache.ignite.internal.processors.cache.persistence.DbCheckpointListener;
+import org.apache.ignite.internal.processors.cache.persistence.GridCacheDatabaseSharedManager;
+import org.apache.ignite.internal.processors.cache.persistence.StorageException;
+import org.apache.ignite.internal.processors.cache.persistence.file.FileIO;
+import org.apache.ignite.internal.processors.cache.persistence.file.FileIOFactory;
+import org.apache.ignite.internal.processors.cache.persistence.file.FilePageStore;
+import org.apache.ignite.internal.processors.cache.persistence.file.FilePageStoreFactory;
+import org.apache.ignite.internal.processors.cache.persistence.file.FilePageStoreManager;
+import org.apache.ignite.internal.processors.cache.persistence.file.RandomAccessFileIOFactory;
+import org.apache.ignite.internal.processors.cache.persistence.filename.PdsFolderSettings;
+import org.apache.ignite.internal.processors.cache.persistence.partstate.GroupPartitionId;
+import org.apache.ignite.internal.processors.cache.persistence.partstate.PagesAllocationRange;
+import org.apache.ignite.internal.processors.cache.persistence.partstate.PartitionAllocationMap;
+import org.apache.ignite.internal.processors.cache.persistence.tree.io.PageIO;
+import org.apache.ignite.internal.processors.cache.persistence.wal.crc.FastCrc;
+import org.apache.ignite.internal.processors.cacheobject.BinaryTypeWriter;
+import org.apache.ignite.internal.processors.marshaller.MappedName;
+import org.apache.ignite.internal.processors.metric.impl.LongAdderMetric;
+import org.apache.ignite.internal.util.GridBusyLock;
+import org.apache.ignite.internal.util.GridIntIterator;
+import org.apache.ignite.internal.util.GridIntList;
+import org.apache.ignite.internal.util.future.GridFinishedFuture;
+import org.apache.ignite.internal.util.future.GridFutureAdapter;
+import org.apache.ignite.internal.util.tostring.GridToStringExclude;
+import org.apache.ignite.internal.util.typedef.internal.A;
+import org.apache.ignite.internal.util.typedef.internal.CU;
+import org.apache.ignite.internal.util.typedef.internal.S;
+import org.apache.ignite.internal.util.typedef.internal.U;
+import org.apache.ignite.thread.IgniteThreadPoolExecutor;
+import org.jetbrains.annotations.Nullable;
+
+import static java.nio.file.StandardOpenOption.READ;
+import static org.apache.ignite.events.EventType.EVT_NODE_FAILED;
+import static org.apache.ignite.events.EventType.EVT_NODE_LEFT;
+import static org.apache.ignite.internal.IgniteFeatures.PERSISTENCE_CACHE_SNAPSHOT;
+import static org.apache.ignite.internal.IgniteFeatures.nodeSupports;
+import static org.apache.ignite.internal.MarshallerContextImpl.addPlatformMappings;
+import static org.apache.ignite.internal.managers.communication.GridIoPolicy.SYSTEM_POOL;
+import static org.apache.ignite.internal.pagemem.PageIdAllocator.INDEX_PARTITION;
+import static org.apache.ignite.internal.pagemem.PageIdAllocator.MAX_PARTITION_ID;
+import static org.apache.ignite.internal.processors.cache.persistence.file.FilePageStoreManager.INDEX_FILE_NAME;
+import static org.apache.ignite.internal.processors.cache.persistence.file.FilePageStoreManager.PART_FILE_TEMPLATE;
+import static org.apache.ignite.internal.processors.cache.persistence.file.FilePageStoreManager.cacheDirName;
+import static org.apache.ignite.internal.processors.cache.persistence.file.FilePageStoreManager.cacheWorkDir;
+import static org.apache.ignite.internal.processors.cache.persistence.file.FilePageStoreManager.getPartitionFile;
+import static org.apache.ignite.internal.processors.cache.persistence.file.FilePageStoreManager.getPartitionFileName;
+import static org.apache.ignite.internal.processors.cache.persistence.filename.PdsConsistentIdProcessor.DB_DEFAULT_FOLDER;
+import static org.apache.ignite.internal.processors.cache.persistence.partstate.GroupPartitionId.getFlagByPartId;
+
+/** */
+public class IgniteSnapshotManager extends GridCacheSharedManagerAdapter {
+    /** File with delta pages suffix. */
+    public static final String DELTA_SUFFIX = ".delta";
+
+    /** File name template consists of delta pages. */
+    public static final String PART_DELTA_TEMPLATE = PART_FILE_TEMPLATE + DELTA_SUFFIX;
+
+    /** File name template for index delta pages. */
+    public static final String INDEX_DELTA_NAME = INDEX_FILE_NAME + DELTA_SUFFIX;
+
+    /** The reason of checkpoint start for needs of bakcup. */
+    public static final String SNAPSHOT_CP_REASON = "Wakeup for checkpoint to take snapshot [name=%s]";
+
+    /** Default working directory for snapshot temporary files. */
+    public static final String DFLT_LOCAL_SNAPSHOT_DIRECTORY = "snapshots";
+
+    /** Default snapshot directory for loading remote snapshots. */
+    public static final String DFLT_SNAPSHOT_WORK_DIRECTORY = "snp";
+
+    /** Prefix for snapshot threads. */
+    private static final String SNAPSHOT_RUNNER_THREAD_PREFIX = "snapshot-runner";
+
+    /** Total number of thread to perform local snapshot. */
+    private static final int SNAPSHOT_THREAD_POOL_SIZE = 4;
+
+    /** Timeout in milliseconsd to wait while a previous requested snapshot completed. */
+    private static final long DFLT_CREATE_SNAPSHOT_TIMEOUT = 15_000L;
+
+    /** Default snapshot topic to receive snapshots from remote node. */
+    private static final Object DFLT_INITIAL_SNAPSHOT_TOPIC = GridTopic.TOPIC_SNAPSHOT.topic("rmt_snp");
+
+    /** File transmission parameter of cache group id. */
+    private static final String SNP_GRP_ID_PARAM = "grpId";
+
+    /** File transmission parameter of cache partition id. */
+    private static final String SNP_PART_ID_PARAM = "partId";
+
+    /** File transmission parameter of node-sender directory path with its consistentId (e.g. db/IgniteNode0). */
+    private static final String SNP_DB_NODE_PATH_PARAM = "dbNodePath";
+
+    /** File transmission parameter of a cache directory with is currently sends its partitions. */
+    private static final String SNP_CACHE_DIR_NAME_PARAM = "cacheDirName";
+
+    /** Snapshot parameter name for a file transmission. */
+    private static final String SNP_NAME_PARAM = "snpName";
+
+    /** Map of registered cache snapshot processes and their corresponding contexts. */
+    private final ConcurrentMap<String, LocalSnapshotContext> localSnpCtxs = new ConcurrentHashMap<>();
 
 Review comment:
   Fixed.

----------------------------------------------------------------
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.
 
For queries about this service, please contact Infrastructure at:
users@infra.apache.org


With regards,
Apache Git Services