HDDS-5961. [Ozone-Streaming] update the usage space of Containers in … #2833
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,90 @@ | ||
| /* | ||
| * 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. | ||
| */ | ||
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| package org.apache.hadoop.ozone.container.keyvalue.impl; | ||
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| import org.apache.hadoop.hdds.protocol.datanode.proto.ContainerProtos; | ||
| import org.apache.hadoop.hdds.scm.container.common.helpers.StorageContainerException; | ||
| import org.apache.hadoop.ozone.container.common.helpers.ContainerMetrics; | ||
| import org.apache.hadoop.ozone.container.common.impl.ContainerData; | ||
| import org.apache.ratis.statemachine.StateMachine; | ||
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| import java.io.File; | ||
| import java.io.FileNotFoundException; | ||
| import java.io.IOException; | ||
| import java.io.RandomAccessFile; | ||
| import java.nio.ByteBuffer; | ||
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| /** | ||
| * This class is used to get the DataChannel for streaming. | ||
| */ | ||
| class KeyValueStreamDataChannel implements StateMachine.DataChannel { | ||
| private final RandomAccessFile randomAccessFile; | ||
| private final File file; | ||
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| private final ContainerData containerData; | ||
| private final ContainerMetrics metrics; | ||
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| KeyValueStreamDataChannel(File file, ContainerData containerData, | ||
| ContainerMetrics metrics) | ||
| throws StorageContainerException { | ||
| try { | ||
| this.file = file; | ||
| this.randomAccessFile = new RandomAccessFile(file, "rw"); | ||
| } catch (FileNotFoundException e) { | ||
| throw new StorageContainerException("BlockFile not exists with " + | ||
| "container Id " + containerData.getContainerID() + | ||
| " file " + file.getAbsolutePath(), | ||
| ContainerProtos.Result.IO_EXCEPTION); | ||
| } | ||
| this.containerData = containerData; | ||
| this.metrics = metrics; | ||
| } | ||
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| @Override | ||
| public void force(boolean metadata) throws IOException { | ||
| randomAccessFile.getChannel().force(metadata); | ||
| } | ||
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| @Override | ||
| public int write(ByteBuffer src) throws IOException { | ||
| int writeBytes = randomAccessFile.getChannel().write(src); | ||
| metrics | ||
| .incContainerBytesStats(ContainerProtos.Type.StreamWrite, writeBytes); | ||
| containerData.updateWriteStats(writeBytes, false); | ||
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| return writeBytes; | ||
| } | ||
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| @Override | ||
| public boolean isOpen() { | ||
| return randomAccessFile.getChannel().isOpen(); | ||
| } | ||
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| @Override | ||
| public void close() throws IOException { | ||
| randomAccessFile.close(); | ||
| } | ||
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| @Override | ||
| public String toString() { | ||
| return "KeyValueStreamDataChannel{" + | ||
| "File=" + file.getAbsolutePath() + | ||
| ", containerID=" + containerData.getContainerID() + | ||
| '}'; | ||
| } | ||
| } | ||
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| Original file line number | Diff line number | Diff line change |
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@@ -102,6 +102,7 @@ enum Type { | |
| GetCommittedBlockLength = 18; | ||
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| StreamInit = 19; | ||
| StreamWrite = 20; | ||
| } | ||
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@Override.