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Feature/dead letter queue core (apache#29164)
* Update 2.50 release notes to include new Kafka topicPattern feature * Create groovy class for io performance tests Create gradle task and github actions config for GCS using this. * delete unnecessary class * fix env call * fix call to gradle * run on hosted runner for testing * add additional checkout * add destination for triggered tests * move env variables to correct location * try uploading against separate dataset * try without a user * update branch checkout, try to view the failure log * run on failure * update to use correct BigQuery instance * convert to matrix * add result reporting * add failure clause * remove failure clause, update to run on self-hosted * address comments, clean up build * clarify branching * Add error handling base implementation & test DLQ enabled class * Add test cases * apply spotless * Fix Checkstyles * Fix Checkstyles * make DLH serializable * rename dead letter to bad record * make DLH serializable * Change bad record router name, and use multioutputreceiver instead of process context * Refactor BadRecord to be nested * clean up checkstyle * Update error handler test * Add metrics for counting error records, and for measuring feature usage * apply spotless * fix checkstyle * make metric reporting static * spotless * Rework annotations to be an explicit label on a PTransform, instead of using java annotations * fix checkstyle * Address comments * Address comments * Fix test cases, spotless * remove flatting without error collections * fix nullness * spotless + encoding issues * spotless * throw error when error handler isn't used * add concrete bad record error handler class * spotless, fix test category * fix checkstyle * clean up comments * fix test case * remove "failing transform" field on bad record, add note to CHANGES.md * fix failing test cases * fix failing test cases * apply spotless * apply final comments * apply final comments * apply final comments
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sdks/java/core/src/main/java/org/apache/beam/sdk/transforms/errorhandling/BadRecord.java
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|---|---|---|
| @@ -0,0 +1,218 @@ | ||
| /* | ||
| * 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.beam.sdk.transforms.errorhandling; | ||
|
|
||
| import com.fasterxml.jackson.databind.ObjectMapper; | ||
| import com.fasterxml.jackson.databind.ObjectWriter; | ||
| import com.google.auto.value.AutoValue; | ||
| import java.io.ByteArrayOutputStream; | ||
| import java.io.IOException; | ||
| import java.io.PrintStream; | ||
| import java.io.Serializable; | ||
| import org.apache.beam.sdk.Pipeline; | ||
| import org.apache.beam.sdk.coders.Coder; | ||
| import org.apache.beam.sdk.schemas.AutoValueSchema; | ||
| import org.apache.beam.sdk.schemas.NoSuchSchemaException; | ||
| import org.apache.beam.sdk.schemas.SchemaCoder; | ||
| import org.apache.beam.sdk.schemas.SchemaRegistry; | ||
| import org.apache.beam.sdk.schemas.annotations.DefaultSchema; | ||
| import org.apache.beam.sdk.util.CoderUtils; | ||
| import org.apache.beam.sdk.util.Preconditions; | ||
| import org.apache.beam.sdk.values.TypeDescriptor; | ||
| import org.apache.beam.vendor.guava.v32_1_2_jre.com.google.common.base.Charsets; | ||
| import org.checkerframework.checker.nullness.qual.Nullable; | ||
| import org.slf4j.Logger; | ||
| import org.slf4j.LoggerFactory; | ||
|
|
||
| @AutoValue | ||
| @DefaultSchema(AutoValueSchema.class) | ||
| public abstract class BadRecord implements Serializable { | ||
|
|
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| private static final Logger LOG = LoggerFactory.getLogger(BadRecord.class); | ||
|
|
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| /** Information about the record that failed. */ | ||
| public abstract Record getRecord(); | ||
|
|
||
| /** Information about why the record failed. */ | ||
| public abstract Failure getFailure(); | ||
|
|
||
| public static Builder builder() { | ||
| return new AutoValue_BadRecord.Builder(); | ||
| } | ||
|
|
||
| public static Coder<BadRecord> getCoder(Pipeline pipeline) { | ||
| try { | ||
| SchemaRegistry schemaRegistry = pipeline.getSchemaRegistry(); | ||
| return SchemaCoder.of( | ||
| schemaRegistry.getSchema(BadRecord.class), | ||
| TypeDescriptor.of(BadRecord.class), | ||
| schemaRegistry.getToRowFunction(BadRecord.class), | ||
| schemaRegistry.getFromRowFunction(BadRecord.class)); | ||
| } catch (NoSuchSchemaException e) { | ||
| throw new RuntimeException(e); | ||
| } | ||
| } | ||
|
|
||
| public static <RecordT> BadRecord fromExceptionInformation( | ||
| RecordT record, | ||
| @Nullable Coder<RecordT> coder, | ||
| @Nullable Exception exception, | ||
| String description) | ||
| throws IOException { | ||
| Preconditions.checkArgumentNotNull(record); | ||
|
|
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| // Build up record information | ||
| BadRecord.Record.Builder recordBuilder = Record.builder(); | ||
| recordBuilder.addHumanReadableJson(record).addCoderAndEncodedRecord(coder, record); | ||
|
|
||
| // Build up failure information | ||
| BadRecord.Failure.Builder failureBuilder = Failure.builder().setDescription(description); | ||
|
|
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| // It's possible for us to want to handle an error scenario where no actual exception object | ||
| // exists | ||
| if (exception != null) { | ||
| failureBuilder.setException(exception.toString()).addExceptionStackTrace(exception); | ||
| } | ||
|
|
||
| return BadRecord.builder() | ||
| .setRecord(recordBuilder.build()) | ||
| .setFailure(failureBuilder.build()) | ||
| .build(); | ||
| } | ||
|
|
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| @AutoValue.Builder | ||
| public abstract static class Builder { | ||
|
|
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| public abstract Builder setRecord(Record record); | ||
|
|
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| public abstract Builder setFailure(Failure error); | ||
|
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| public abstract BadRecord build(); | ||
| } | ||
|
|
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| @AutoValue | ||
| @DefaultSchema(AutoValueSchema.class) | ||
| public abstract static class Record implements Serializable { | ||
|
|
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| /** The failing record, encoded as JSON. Will be null if serialization as JSON fails. */ | ||
| public abstract @Nullable String getHumanReadableJsonRecord(); | ||
|
|
||
| /** | ||
| * Nullable to account for failing to encode, or if there is no coder for the record at the time | ||
| * of failure. | ||
| */ | ||
| @SuppressWarnings("mutable") | ||
| public abstract byte @Nullable [] getEncodedRecord(); | ||
|
|
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| /** The coder for the record, or null if there is no coder. */ | ||
| public abstract @Nullable String getCoder(); | ||
|
|
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| public static Builder builder() { | ||
| return new AutoValue_BadRecord_Record.Builder(); | ||
| } | ||
|
|
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| @AutoValue.Builder | ||
| public abstract static class Builder { | ||
|
|
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| public abstract Builder setHumanReadableJsonRecord(@Nullable String jsonRecord); | ||
|
|
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| public Builder addHumanReadableJson(Object record) { | ||
| ObjectWriter objectWriter = new ObjectMapper().writer().withDefaultPrettyPrinter(); | ||
| try { | ||
| this.setHumanReadableJsonRecord(objectWriter.writeValueAsString(record)); | ||
| } catch (Exception e) { | ||
| LOG.error( | ||
| "Unable to serialize record as JSON. Human readable record attempted via .toString", | ||
| e); | ||
| try { | ||
| this.setHumanReadableJsonRecord(record.toString()); | ||
| } catch (Exception e2) { | ||
| LOG.error( | ||
| "Unable to serialize record via .toString. Human readable record will be null", e2); | ||
| } | ||
| } | ||
| return this; | ||
| } | ||
|
|
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| @SuppressWarnings("mutable") | ||
| public abstract Builder setEncodedRecord(byte @Nullable [] encodedRecord); | ||
|
|
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| public abstract Builder setCoder(@Nullable String coder); | ||
|
|
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| public <T> Builder addCoderAndEncodedRecord(@Nullable Coder<T> coder, T record) { | ||
| // We will sometimes not have a coder for a failing record, for example if it has already | ||
| // been | ||
| // modified within the dofn. | ||
| if (coder != null) { | ||
| this.setCoder(coder.toString()); | ||
| try { | ||
| this.setEncodedRecord(CoderUtils.encodeToByteArray(coder, record)); | ||
| } catch (IOException e) { | ||
| LOG.error( | ||
| "Unable to encode failing record using provided coder." | ||
| + " BadRecord will be published without encoded bytes", | ||
| e); | ||
| } | ||
| } | ||
| return this; | ||
| } | ||
|
|
||
| public abstract Record build(); | ||
| } | ||
| } | ||
|
|
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| @AutoValue | ||
| @DefaultSchema(AutoValueSchema.class) | ||
| public abstract static class Failure implements Serializable { | ||
|
|
||
| /** The exception itself, e.g. IOException. Null if there is a failure without an exception. */ | ||
| public abstract @Nullable String getException(); | ||
|
|
||
| /** The full stacktrace. Null if there is a failure without an exception. */ | ||
| public abstract @Nullable String getExceptionStacktrace(); | ||
|
|
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| /** The description of what was being attempted when the failure occurred. */ | ||
| public abstract String getDescription(); | ||
|
|
||
| public static Builder builder() { | ||
| return new AutoValue_BadRecord_Failure.Builder(); | ||
| } | ||
|
|
||
| @AutoValue.Builder | ||
| public abstract static class Builder { | ||
|
|
||
| public abstract Builder setException(@Nullable String exception); | ||
|
|
||
| public abstract Builder setExceptionStacktrace(@Nullable String stacktrace); | ||
|
|
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| public Builder addExceptionStackTrace(Exception exception) throws IOException { | ||
| ByteArrayOutputStream stream = new ByteArrayOutputStream(); | ||
| PrintStream printStream = new PrintStream(stream, false, Charsets.UTF_8.name()); | ||
| exception.printStackTrace(printStream); | ||
| printStream.close(); | ||
|
|
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| this.setExceptionStacktrace(new String(stream.toByteArray(), Charsets.UTF_8)); | ||
| return this; | ||
| } | ||
|
|
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| public abstract Builder setDescription(String description); | ||
|
|
||
| public abstract Failure build(); | ||
| } | ||
| } | ||
| } |
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