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Adds S3 sink compression. Resolves opensearch-project#3130.
Signed-off-by: David Venable <[email protected]>
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66 changes: 66 additions & 0 deletions
66
...c/main/java/org/opensearch/dataprepper/plugins/sink/s3/accumulator/CompressionBuffer.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,66 @@ | ||
| /* | ||
| * Copyright OpenSearch Contributors | ||
| * SPDX-License-Identifier: Apache-2.0 | ||
| */ | ||
|
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| package org.opensearch.dataprepper.plugins.sink.s3.accumulator; | ||
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| import org.opensearch.dataprepper.plugins.sink.s3.compression.CompressionEngine; | ||
| import software.amazon.awssdk.services.s3.S3Client; | ||
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| import java.io.IOException; | ||
| import java.io.OutputStream; | ||
| import java.util.Objects; | ||
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| class CompressionBuffer implements Buffer { | ||
| private final Buffer innerBuffer; | ||
| private final CompressionEngine compressionEngine; | ||
| private volatile OutputStream outputStream; | ||
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| CompressionBuffer(final Buffer innerBuffer, final CompressionEngine compressionEngine) { | ||
| this.innerBuffer = Objects.requireNonNull(innerBuffer); | ||
| this.compressionEngine = Objects.requireNonNull(compressionEngine); | ||
| } | ||
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| @Override | ||
| public long getSize() { | ||
| return innerBuffer.getSize(); | ||
| } | ||
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| @Override | ||
| public int getEventCount() { | ||
| return innerBuffer.getEventCount(); | ||
| } | ||
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| @Override | ||
| public long getDuration() { | ||
| return innerBuffer.getDuration(); | ||
| } | ||
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| @Override | ||
| public void flushToS3(final S3Client s3Client, final String bucket, final String key) { | ||
| innerBuffer.flushToS3(s3Client, bucket, key); | ||
| } | ||
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| @Override | ||
| public OutputStream getOutputStream() { | ||
| if(outputStream == null) { | ||
| synchronized (this) { | ||
| if(outputStream == null) { | ||
| final OutputStream innerBufferOutputStream = innerBuffer.getOutputStream(); | ||
| try { | ||
| outputStream = compressionEngine.createOutputStream(innerBufferOutputStream); | ||
| } catch (final IOException e) { | ||
| throw new RuntimeException(e); | ||
| } | ||
| } | ||
| } | ||
| } | ||
| return outputStream; | ||
| } | ||
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| @Override | ||
| public void setEventCount(final int eventCount) { | ||
| innerBuffer.setEventCount(eventCount); | ||
| } | ||
| } |
25 changes: 25 additions & 0 deletions
25
...java/org/opensearch/dataprepper/plugins/sink/s3/accumulator/CompressionBufferFactory.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,25 @@ | ||
| /* | ||
| * Copyright OpenSearch Contributors | ||
| * SPDX-License-Identifier: Apache-2.0 | ||
| */ | ||
|
|
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| package org.opensearch.dataprepper.plugins.sink.s3.accumulator; | ||
|
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| import org.opensearch.dataprepper.plugins.sink.s3.compression.CompressionEngine; | ||
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| import java.util.Objects; | ||
|
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| public class CompressionBufferFactory implements BufferFactory { | ||
| private final BufferFactory innerBufferFactory; | ||
| private final CompressionEngine compressionEngine; | ||
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| public CompressionBufferFactory(final BufferFactory innerBufferFactory, final CompressionEngine compressionEngine) { | ||
| this.innerBufferFactory = Objects.requireNonNull(innerBufferFactory); | ||
| this.compressionEngine = Objects.requireNonNull(compressionEngine); | ||
| } | ||
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| @Override | ||
| public Buffer getBuffer() { | ||
| return new CompressionBuffer(innerBufferFactory.getBuffer(), compressionEngine); | ||
| } | ||
| } |
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