mirror of https://github.com/apache/nifi.git
first commit for aws lambda
corrected attributes of flow file added shutdown + provenence calls minor formatting and unused imports correction removed unused property updated to populate exception attributes in flow file updated write attributes
This commit is contained in:
mans2singh
parent
f44eb643dd
commit
180a90d12b
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@ -16,6 +16,7 @@
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*/
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package org.apache.nifi.processors.aws;
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import org.apache.nifi.annotation.lifecycle.OnScheduled;
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import org.apache.nifi.annotation.lifecycle.OnShutdown;
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import org.apache.nifi.components.PropertyDescriptor;
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import org.apache.nifi.controller.ControllerService;
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import org.apache.nifi.processor.ProcessContext;
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@ -75,6 +76,13 @@ public abstract class AbstractAWSCredentialsProviderProcessor<ClientType extends
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}
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@OnShutdown
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public void onShutDown() {
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if ( this.client != null ) {
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this.client.shutdown();
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}
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}
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/**
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* Get credentials provider using the {@link AWSCredentialsProviderService}
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* @param context the process context
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@ -0,0 +1,72 @@
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/*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The ASF licenses this file to You under the Apache License, Version 2.0
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* (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.apache.nifi.processors.aws.lambda;
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import org.apache.nifi.components.PropertyDescriptor;
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import org.apache.nifi.processor.ProcessContext;
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import org.apache.nifi.processor.util.StandardValidators;
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import org.apache.nifi.processors.aws.AbstractAWSCredentialsProviderProcessor;
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import com.amazonaws.ClientConfiguration;
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import com.amazonaws.auth.AWSCredentials;
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import com.amazonaws.auth.AWSCredentialsProvider;
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import com.amazonaws.services.lambda.AWSLambdaClient;
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/**
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* This class provides processor the base class for invoking aws lambda
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*/
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public abstract class AbstractAWSLambdaProcessor extends AbstractAWSCredentialsProviderProcessor<AWSLambdaClient> {
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public static final PropertyDescriptor AWS_LAMBDA_FUNCTION_NAME = new PropertyDescriptor.Builder()
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.name("Amazon Lambda Name")
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.description("The Lambda Function Name")
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.expressionLanguageSupported(false)
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.required(true)
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.addValidator(StandardValidators.NON_EMPTY_VALIDATOR)
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.build();
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public static final PropertyDescriptor AWS_LAMBDA_FUNCTION_QUALIFIER = new PropertyDescriptor.Builder()
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.name("Amazon Lambda Qualifier (version)")
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.description("The Lambda Function Version")
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.defaultValue("$LATEST")
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.expressionLanguageSupported(false)
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.required(true)
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.addValidator(StandardValidators.NON_EMPTY_VALIDATOR)
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.build();
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/**
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* Create client using aws credentials provider. This is the preferred way for creating clients
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*/
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@Override
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protected AWSLambdaClient createClient(final ProcessContext context, final AWSCredentialsProvider credentialsProvider, final ClientConfiguration config) {
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getLogger().info("Creating client using aws credentials provider");
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return new AWSLambdaClient(credentialsProvider, config);
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}
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/**
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* Create client using AWSCredentails
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*
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* @deprecated use {@link #createClient(ProcessContext, AWSCredentialsProvider, ClientConfiguration)} instead
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*/
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@Override
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protected AWSLambdaClient createClient(final ProcessContext context, final AWSCredentials credentials, final ClientConfiguration config) {
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getLogger().info("Creating client using aws credentials");
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return new AWSLambdaClient(credentials, config);
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}
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}
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@ -0,0 +1,232 @@
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/*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The ASF licenses this file to You under the Apache License, Version 2.0
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* (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.apache.nifi.processors.aws.lambda;
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import java.io.ByteArrayOutputStream;
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import java.nio.ByteBuffer;
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import java.nio.charset.Charset;
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import java.util.Arrays;
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import java.util.Collections;
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import java.util.List;
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import java.util.concurrent.TimeUnit;
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import org.apache.commons.lang3.StringUtils;
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import org.apache.nifi.annotation.behavior.InputRequirement;
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import org.apache.nifi.annotation.behavior.InputRequirement.Requirement;
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import org.apache.nifi.annotation.behavior.WritesAttribute;
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import org.apache.nifi.annotation.behavior.WritesAttributes;
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import org.apache.nifi.annotation.documentation.CapabilityDescription;
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import org.apache.nifi.annotation.documentation.Tags;
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import org.apache.nifi.components.PropertyDescriptor;
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import org.apache.nifi.flowfile.FlowFile;
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import org.apache.nifi.processor.ProcessContext;
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import org.apache.nifi.processor.ProcessSession;
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import com.amazonaws.AmazonServiceException;
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import com.amazonaws.services.lambda.AWSLambdaClient;
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import com.amazonaws.services.lambda.model.InvalidParameterValueException;
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import com.amazonaws.services.lambda.model.InvalidRequestContentException;
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import com.amazonaws.services.lambda.model.InvocationType;
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import com.amazonaws.services.lambda.model.InvokeRequest;
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import com.amazonaws.services.lambda.model.InvokeResult;
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import com.amazonaws.services.lambda.model.LogType;
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import com.amazonaws.services.lambda.model.RequestTooLargeException;
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import com.amazonaws.services.lambda.model.ResourceNotFoundException;
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import com.amazonaws.services.lambda.model.ServiceException;
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import com.amazonaws.services.lambda.model.TooManyRequestsException;
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import com.amazonaws.services.lambda.model.UnsupportedMediaTypeException;
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import com.amazonaws.util.Base64;
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@InputRequirement(Requirement.INPUT_REQUIRED)
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@Tags({"amazon", "aws", "lambda", "put"})
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@CapabilityDescription("Sends the contents to a specified Amazon Lamba Function")
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@WritesAttributes({
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@WritesAttribute(attribute = "aws.lambda.result.function.error", description = "Function error message in result on posting message to AWS Lambda"),
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@WritesAttribute(attribute = "aws.lambda.result.status.code", description = "Status code in the result for the message when posting to AWS Lambda"),
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@WritesAttribute(attribute = "aws.lambda.result.payload", description = "Payload in the result from AWS Lambda"),
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@WritesAttribute(attribute = "aws.lambda.result.log", description = "Log in the result of the message posted to Lambda"),
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@WritesAttribute(attribute = "aws.lambda.exception.message", description = "Exception message on invoking from AWS Lambda"),
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@WritesAttribute(attribute = "aws.lambda.exception.cause", description = "Exception cause on invoking from AWS Lambda"),
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@WritesAttribute(attribute = "aws.lambda.exception.error.code", description = "Exception error code on invoking from AWS Lambda"),
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@WritesAttribute(attribute = "aws.lambda.exception.request.id", description = "Exception request id on invoking from AWS Lambda"),
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@WritesAttribute(attribute = "aws.lambda.exception.status.code", description = "Exception status code on invoking from AWS Lambda"),
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@WritesAttribute(attribute = "aws.lambda.exception.error.type", description = "Exception error type on invoking from AWS Lambda")
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})
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public class PutLambda extends AbstractAWSLambdaProcessor {
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/**
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* Lambda result function error message
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*/
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public static final String AWS_LAMBDA_RESULT_FUNCTION_ERROR = "aws.lambda.result.function.error";
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/**
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* Lambda response status code
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*/
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public static final String AWS_LAMBDA_RESULT_STATUS_CODE = "aws.lambda.result.status.code";
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/**
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* Lambda response log tail (4kb)
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*/
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public static final String AWS_LAMBDA_RESULT_LOG = "aws.lambda.result.log";
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/**
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* Lambda payload in response
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*/
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public static final String AWS_LAMBDA_RESULT_PAYLOAD = "aws.lambda.result.payload";
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/**
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* Lambda exception field
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*/
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public static final String AWS_LAMBDA_EXCEPTION_MESSAGE = "aws.lambda.exception.message";
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/**
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* Lambda exception field
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*/
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public static final String AWS_LAMBDA_EXCEPTION_CAUSE = "aws.lambda.exception.cause";
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/**
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* Lambda exception field
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*/
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public static final String AWS_LAMBDA_EXCEPTION_ERROR_CODE = "aws.lambda.exception.error.code";
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/**
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* Lambda exception field
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*/
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public static final String AWS_LAMBDA_EXCEPTION_REQUEST_ID = "aws.lambda.exception.request.id";
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/**
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* Lambda exception field
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*/
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public static final String AWS_LAMBDA_EXCEPTION_STATUS_CODE = "aws.lambda.exception.status.code";
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/**
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* Lambda exception field
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*/
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public static final String AWS_LAMBDA_EXCEPTION_ERROR_TYPE = "aws.lambda.exception.error.type";
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/**
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* Max request body size
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*/
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public static final long MAX_REQUEST_SIZE = 6 * 1000 * 1000;
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public static final List<PropertyDescriptor> properties = Collections.unmodifiableList(
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Arrays.asList(AWS_LAMBDA_FUNCTION_NAME, AWS_LAMBDA_FUNCTION_QUALIFIER, REGION, ACCESS_KEY, SECRET_KEY, CREDENTIALS_FILE, AWS_CREDENTIALS_PROVIDER_SERVICE, TIMEOUT
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));
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@Override
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protected List<PropertyDescriptor> getSupportedPropertyDescriptors() {
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return properties;
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}
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@Override
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public void onTrigger(final ProcessContext context, final ProcessSession session) {
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FlowFile flowFile = session.get();
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if (flowFile == null) {
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return;
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}
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final String functionName = context.getProperty(AWS_LAMBDA_FUNCTION_NAME).getValue();
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final String qualifier = context.getProperty(AWS_LAMBDA_FUNCTION_QUALIFIER).getValue();
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// Max size of message is 6 MB
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if ( flowFile.getSize() > MAX_REQUEST_SIZE) {
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getLogger().error("Max size for request body is 6mb but was {} for flow file {} for function {}",
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new Object[]{flowFile.getSize(), flowFile, functionName});
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session.transfer(flowFile, REL_FAILURE);
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return;
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}
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final AWSLambdaClient client = getClient();
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try {
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final ByteArrayOutputStream baos = new ByteArrayOutputStream();
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session.exportTo(flowFile, baos);
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InvokeRequest invokeRequest = new InvokeRequest()
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.withFunctionName(functionName)
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.withLogType(LogType.Tail).withInvocationType(InvocationType.RequestResponse)
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.withPayload(ByteBuffer.wrap(baos.toByteArray()))
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.withQualifier(qualifier);
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long startTime = System.nanoTime();
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InvokeResult result = client.invoke(invokeRequest);
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flowFile = session.putAttribute(flowFile, AWS_LAMBDA_RESULT_STATUS_CODE, result.getStatusCode().toString());
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if ( !StringUtils.isBlank(result.getLogResult() )) {
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flowFile = session.putAttribute(flowFile, AWS_LAMBDA_RESULT_LOG, new String(Base64.decode(result.getLogResult()),Charset.defaultCharset()));
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}
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if ( result.getPayload() != null ) {
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flowFile = session.putAttribute(flowFile, AWS_LAMBDA_RESULT_PAYLOAD, new String(result.getPayload().array(),Charset.defaultCharset()));
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}
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if ( ! StringUtils.isBlank(result.getFunctionError()) ){
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flowFile = session.putAttribute(flowFile, AWS_LAMBDA_RESULT_FUNCTION_ERROR, result.getFunctionError());
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session.transfer(flowFile, REL_FAILURE);
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} else {
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session.transfer(flowFile, REL_SUCCESS);
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final long totalTimeMillis = TimeUnit.NANOSECONDS.toMillis(System.nanoTime() - startTime);
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session.getProvenanceReporter().send(flowFile, functionName, totalTimeMillis);
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}
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} catch (final InvalidRequestContentException
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| InvalidParameterValueException
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| RequestTooLargeException
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| ResourceNotFoundException
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| UnsupportedMediaTypeException unrecoverableException) {
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getLogger().error("Failed to invoke lambda {} with unrecoverable exception {} for flow file {}",
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new Object[]{functionName, unrecoverableException, flowFile});
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flowFile = populateExceptionAttributes(session, flowFile, unrecoverableException);
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session.transfer(flowFile, REL_FAILURE);
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} catch (final ServiceException | TooManyRequestsException exception) {
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getLogger().error("Failed to invoke lambda {} with exception {} for flow file {}, therefore penalizing flowfile",
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new Object[]{functionName, exception, flowFile});
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flowFile = populateExceptionAttributes(session, flowFile, exception);
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flowFile = session.penalize(flowFile);
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session.transfer(flowFile, REL_FAILURE);
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context.yield();
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} catch (final Exception exception) {
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getLogger().error("Failed to invoke lambda {} with exception {} for flow file {}",
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new Object[]{functionName, exception, flowFile});
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session.transfer(flowFile, REL_FAILURE);
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context.yield();
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}
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}
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/**
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* Populate exception attributes in the flow file
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* @param session process session
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* @param flowFile the flow file
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* @param exception exception thrown during invocation
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* @return FlowFile the updated flow file
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*/
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private FlowFile populateExceptionAttributes(final ProcessSession session, FlowFile flowFile,
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final AmazonServiceException exception) {
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flowFile = session.putAttribute(flowFile, AWS_LAMBDA_EXCEPTION_MESSAGE, exception.getErrorMessage());
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flowFile = session.putAttribute(flowFile, AWS_LAMBDA_EXCEPTION_ERROR_CODE, exception.getErrorCode());
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flowFile = session.putAttribute(flowFile, AWS_LAMBDA_EXCEPTION_REQUEST_ID, exception.getRequestId());
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flowFile = session.putAttribute(flowFile, AWS_LAMBDA_EXCEPTION_STATUS_CODE, Integer.toString(exception.getStatusCode()));
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if ( exception.getCause() != null )
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flowFile = session.putAttribute(flowFile, AWS_LAMBDA_EXCEPTION_CAUSE, exception.getCause().getMessage());
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flowFile = session.putAttribute(flowFile, AWS_LAMBDA_EXCEPTION_ERROR_TYPE, exception.getErrorType().toString());
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flowFile = session.putAttribute(flowFile, AWS_LAMBDA_EXCEPTION_MESSAGE, exception.getErrorMessage());
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return flowFile;
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}
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}
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@ -19,3 +19,4 @@ org.apache.nifi.processors.aws.sns.PutSNS
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org.apache.nifi.processors.aws.sqs.GetSQS
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org.apache.nifi.processors.aws.sqs.PutSQS
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org.apache.nifi.processors.aws.sqs.DeleteSQS
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org.apache.nifi.processors.aws.lambda.PutLambda
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@ -0,0 +1,146 @@
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package org.apache.nifi.processors.aws.lambda;
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import static org.junit.Assert.assertEquals;
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import static org.junit.Assert.assertNotNull;
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import static org.junit.Assert.assertNull;
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import static org.junit.Assert.assertTrue;
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/*
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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
|
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*
|
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* http://www.apache.org/licenses/LICENSE-2.0
|
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*
|
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* 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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*/
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import java.util.List;
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import org.apache.nifi.processors.aws.s3.FetchS3Object;
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import org.apache.nifi.util.MockFlowFile;
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import org.apache.nifi.util.TestRunner;
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import org.apache.nifi.util.TestRunners;
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import org.junit.After;
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import org.junit.Before;
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import org.junit.Ignore;
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import org.junit.Test;
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/**
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* This test contains both unit and integration test (integration tests are ignored by default)
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*/
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public class ITPutLambdaTest {
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private TestRunner runner;
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protected final static String CREDENTIALS_FILE = System.getProperty("user.home") + "/aws-credentials.properties";
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@Before
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public void setUp() throws Exception {
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runner = TestRunners.newTestRunner(PutLambda.class);
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runner.setProperty(PutLambda.ACCESS_KEY, "abcd");
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runner.setProperty(PutLambda.SECRET_KEY, "secret key");
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runner.setProperty(PutLambda.AWS_LAMBDA_FUNCTION_NAME, "functionName");
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runner.assertValid();
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}
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@After
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public void tearDown() throws Exception {
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runner = null;
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}
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@Test
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public void testSizeGreaterThan6MB() throws Exception {
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runner = TestRunners.newTestRunner(PutLambda.class);
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runner.setProperty(PutLambda.CREDENTIALS_FILE, CREDENTIALS_FILE);
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runner.setProperty(PutLambda.AWS_LAMBDA_FUNCTION_NAME, "hello");
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runner.assertValid();
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byte [] largeInput = new byte[6000001];
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for (int i = 0; i < 6000001; i++) {
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largeInput[i] = 'a';
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}
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runner.enqueue(largeInput);
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runner.run(1);
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runner.assertAllFlowFilesTransferred(PutLambda.REL_FAILURE, 1);
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}
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/**
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* Comment out ignore for integration tests (requires creds files)
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*/
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@Test
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@Ignore
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public void testIntegrationSuccess() throws Exception {
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runner = TestRunners.newTestRunner(PutLambda.class);
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runner.setProperty(PutLambda.CREDENTIALS_FILE, CREDENTIALS_FILE);
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runner.setProperty(PutLambda.AWS_LAMBDA_FUNCTION_NAME, "hello");
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runner.assertValid();
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runner.enqueue("{\"test\":\"hi\"}".getBytes());
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runner.run(1);
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runner.assertAllFlowFilesTransferred(PutLambda.REL_SUCCESS, 1);
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final List<MockFlowFile> ffs = runner.getFlowFilesForRelationship(FetchS3Object.REL_SUCCESS);
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final MockFlowFile out = ffs.iterator().next();
|
||||
assertNull("Function error should be null " + out.getAttribute(PutLambda.AWS_LAMBDA_RESULT_FUNCTION_ERROR), out.getAttribute(PutLambda.AWS_LAMBDA_RESULT_FUNCTION_ERROR));
|
||||
assertNotNull("log should not be null", out.getAttribute(PutLambda.AWS_LAMBDA_RESULT_LOG));
|
||||
assertEquals("Status should be equal", "200",out.getAttribute(PutLambda.AWS_LAMBDA_RESULT_STATUS_CODE));
|
||||
}
|
||||
|
||||
/**
|
||||
* Comment out ignore for integration tests (requires creds files)
|
||||
*/
|
||||
@Test
|
||||
// @Ignore
|
||||
public void testIntegrationClientErrorBadMessageBody() throws Exception {
|
||||
runner = TestRunners.newTestRunner(PutLambda.class);
|
||||
runner.setProperty(PutLambda.CREDENTIALS_FILE, CREDENTIALS_FILE);
|
||||
runner.setProperty(PutLambda.AWS_LAMBDA_FUNCTION_NAME, "hello");
|
||||
runner.assertValid();
|
||||
|
||||
runner.enqueue("badbod".getBytes());
|
||||
runner.run(1);
|
||||
|
||||
runner.assertAllFlowFilesTransferred(PutLambda.REL_FAILURE, 1);
|
||||
final List<MockFlowFile> ffs = runner.getFlowFilesForRelationship(FetchS3Object.REL_FAILURE);
|
||||
final MockFlowFile out = ffs.iterator().next();
|
||||
assertNull("Function error should be null since there is exception"
|
||||
+ out.getAttribute(PutLambda.AWS_LAMBDA_RESULT_FUNCTION_ERROR), out.getAttribute(PutLambda.AWS_LAMBDA_RESULT_FUNCTION_ERROR));
|
||||
assertNull("log should not be null", out.getAttribute(PutLambda.AWS_LAMBDA_RESULT_LOG));
|
||||
assertEquals("Status should be equal", null,out.getAttribute(PutLambda.AWS_LAMBDA_RESULT_STATUS_CODE));
|
||||
assertEquals("exception error code should be equal", "InvalidRequestContentException",out.getAttribute(PutLambda.AWS_LAMBDA_EXCEPTION_ERROR_CODE));
|
||||
assertEquals("exception exception error type should be equal", "Client",out.getAttribute(PutLambda.AWS_LAMBDA_EXCEPTION_ERROR_TYPE));
|
||||
assertEquals("exception exception error code should be equal", "400",out.getAttribute(PutLambda.AWS_LAMBDA_EXCEPTION_STATUS_CODE));
|
||||
assertTrue("exception exception error message should be start with",out.getAttribute(PutLambda.AWS_LAMBDA_EXCEPTION_MESSAGE)
|
||||
.startsWith("Could not parse request body into json: Unrecognized token 'badbod': was expecting ('true', 'false' or 'null')"));
|
||||
}
|
||||
|
||||
/**
|
||||
* Comment out ignore for integration tests (requires creds files)
|
||||
*/
|
||||
@Test
|
||||
@Ignore
|
||||
public void testIntegrationFailedBadStreamName() throws Exception {
|
||||
runner = TestRunners.newTestRunner(PutLambda.class);
|
||||
runner.setProperty(PutLambda.CREDENTIALS_FILE, CREDENTIALS_FILE);
|
||||
runner.setProperty(PutLambda.AWS_LAMBDA_FUNCTION_NAME, "bad-function-name");
|
||||
runner.assertValid();
|
||||
|
||||
runner.enqueue("{\"test\":\"hi\"}".getBytes());
|
||||
runner.run(1);
|
||||
|
||||
runner.assertAllFlowFilesTransferred(PutLambda.REL_FAILURE, 1);
|
||||
final List<MockFlowFile> ffs = runner.getFlowFilesForRelationship(FetchS3Object.REL_FAILURE);
|
||||
final MockFlowFile out = ffs.iterator().next();
|
||||
assertNull("Function error should be null since there is exception"
|
||||
+ out.getAttribute(PutLambda.AWS_LAMBDA_RESULT_FUNCTION_ERROR), out.getAttribute(PutLambda.AWS_LAMBDA_RESULT_FUNCTION_ERROR));
|
||||
assertNull("log should not be null", out.getAttribute(PutLambda.AWS_LAMBDA_RESULT_LOG));
|
||||
assertEquals("Status should be equal", null,out.getAttribute(PutLambda.AWS_LAMBDA_RESULT_STATUS_CODE));
|
||||
|
||||
}
|
||||
}
|
||||
Loading…
Reference in New Issue