Example usage for com.amazonaws.services.lambda AWSLambda invoke

List of usage examples for com.amazonaws.services.lambda AWSLambda invoke

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Introduction

In this page you can find the example usage for com.amazonaws.services.lambda AWSLambda invoke.

Prototype

InvokeResult invoke(InvokeRequest invokeRequest);

Source Link

Document

Invokes a Lambda function.

Usage

From source file:br.com.ingenieux.mojo.beanstalk.bundle.CodeCommitFastDeployMojo.java

License:Apache License

@Override
protected String lookupVersionLabelForCommitId(String commitId) throws Exception {
    String s3Bucket = getService().createStorageLocation().getS3Bucket();

    ObjectNode payload = objectMapper.createObjectNode();

    payload.put("applicationName", applicationName);

    payload.put("commitId", commitId);

    payload.put("repoName", repoName);

    payload.put("description", versionDescription);

    payload.put("accessKey", getAWSCredentials().getCredentials().getAWSAccessKeyId());

    payload.put("secretKey", getAWSCredentials().getCredentials().getAWSSecretKey());

    payload.put("region", getRegion().getName());

    payload.put("targetPath",
            format("s3://%s/apps/%s/versions/git-%s.zip", s3Bucket, applicationName, commitId));

    AWSLambda lambda = getClientFactory().getService(AWSLambdaClient.class);

    final String payloadAsString = objectMapper.writeValueAsString(payload);

    getLog().info("Calling beanstalk-codecommit-deployer with arguments set to: " + redact(payloadAsString));

    final InvokeResult invoke = lambda.invoke(new InvokeRequest()
            .withFunctionName("beanstalker-codecommit-deployer").withPayload(payloadAsString));

    String resultAsString = new String(invoke.getPayload().array(), "utf-8");

    if (isNotBlank(invoke.getFunctionError())) {
        final String errorMessage = "Unexpected: " + invoke.getFunctionError();

        getLog().info(errorMessage);/*from w w  w .j  a v  a  2s .c  o m*/

        throw new RuntimeException(errorMessage);
    } else {
        List<String> messages = objectMapper.readValue(resultAsString, new TypeReference<List<String>>() {
        });

        for (String m : messages) {
            getLog().info(m);
        }
    }

    return super.lookupVersionLabelForCommitId(commitId);
}

From source file:com.netflix.spinnaker.clouddriver.lambda.deploy.ops.InvokeLambdaAtomicOperation.java

License:Apache License

private InvokeResult invokeFunction(String functionName, String payload) {
        AWSLambda client = getLambdaClient();
        InvokeRequest req = new InvokeRequest().withFunctionName(functionName).withLogType(LogType.Tail)
                .withPayload(payload);// ww w  .j a  v a  2  s .  c  o m

        String qualifierRegex = "|[a-zA-Z0-9$_-]+";
        if (description.getQualifier().matches(qualifierRegex)) {
            req.setQualifier(description.getQualifier());
        }

        InvokeResult result = client.invoke(req);
        updateTaskStatus("Finished Invoking of AWS Lambda Function Operation...");
        return result;
    }

From source file:example.lambda.InvokeLambdaFunction.java

License:Apache License

public static void main(String[] args) {
    String function_name = "HelloFunction";
    String function_input = "{\"who\":\"AWS SDK for Java\"}";

    AWSLambda lambda = AWSLambdaClientBuilder.defaultClient();
    InvokeRequest req = new InvokeRequest().withFunctionName(function_name)
            .withPayload(ByteBuffer.wrap(function_input.getBytes()));

    InvokeResult res = lambda.invoke(req);
    if (res.getStatusCode() == 200) {
        System.out.println("Lambda function returned:");
        ByteBuffer response_payload = res.getPayload();
        System.out.println(new String(response_payload.array()));
    } else {//from   www. j a v a  2s  .  co m
        System.out.format("Received a non-OK response from AWS: %d\n", res.getStatusCode());
    }
}

From source file:jp.classmethod.aws.gradle.lambda.AWSLambdaInvokeTask.java

License:Apache License

@TaskAction
public void invokeFunction() throws FileNotFoundException, IOException {
    // to enable conventionMappings feature
    String functionName = getFunctionName();

    if (functionName == null) {
        throw new GradleException("functionName is required");
    }//from   w w w  .j a va  2  s. com

    AWSLambdaPluginExtension ext = getProject().getExtensions().getByType(AWSLambdaPluginExtension.class);
    AWSLambda lambda = ext.getClient();

    InvokeRequest request = new InvokeRequest().withFunctionName(functionName)
            .withInvocationType(getInvocationType()).withLogType(getLogType())
            .withClientContext(getClientContext()).withQualifier(getQualifier());
    setupPayload(request);
    invokeResult = lambda.invoke(request);
    getLogger().info("Invoke Lambda function requested: {}", functionName);
}

From source file:org.alanwilliamson.amazon.lambda.LambdaAsyncExecute.java

License:Open Source License

/**
 * Executes a lambda function and returns the result of the execution.
 *//*w ww.j av a2 s .  com*/
@Override
public cfData execute(cfSession _session, cfArgStructData argStruct) throws cfmRunTimeException {

    AmazonKey amazonKey = getAmazonKey(_session, argStruct);

    // Arguments to extract
    String payload = getNamedStringParam(argStruct, "payload", null);
    String functionName = getNamedStringParam(argStruct, "function", null);
    String qualifier = getNamedStringParam(argStruct, "qualifier", null);

    try {

        // Construct the Lambda Client
        InvokeRequest invokeRequest = new InvokeRequest();
        invokeRequest.setInvocationType(InvocationType.Event);
        invokeRequest.setLogType(LogType.Tail);
        invokeRequest.setFunctionName(functionName);
        invokeRequest.setPayload(payload);
        if (qualifier != null) {
            invokeRequest.setQualifier(qualifier);
        }

        // Lambda client must be created with credentials
        BasicAWSCredentials awsCreds = new BasicAWSCredentials(amazonKey.getKey(), amazonKey.getSecret());
        AWSLambda awsLambda = AWSLambdaClientBuilder.standard()
                .withRegion(amazonKey.getAmazonRegion().toAWSRegion().getName())
                .withCredentials(new AWSStaticCredentialsProvider(awsCreds)).build();

        // Execute
        awsLambda.invoke(invokeRequest);

    } catch (Exception e) {
        throwException(_session, "AmazonLambdaAsyncExecute: " + e.getMessage());
        return cfBooleanData.FALSE;
    }

    return cfBooleanData.TRUE;
}

From source file:org.alanwilliamson.amazon.lambda.LambdaExecute.java

License:Open Source License

/**
 * Executes a lambda function and returns the result of the execution.
 *//* ww w . j a  va 2 s  .  c o m*/
@Override
public cfData execute(cfSession _session, cfArgStructData argStruct) throws cfmRunTimeException {

    AmazonKey amazonKey = getAmazonKey(_session, argStruct);

    // Arguments to extract
    String payload = getNamedStringParam(argStruct, "payload", null);
    String functionName = getNamedStringParam(argStruct, "function", null);
    String qualifier = getNamedStringParam(argStruct, "qualifier", null);

    try {

        // Construct the Lambda Client
        InvokeRequest invokeRequest = new InvokeRequest();
        invokeRequest.setInvocationType(InvocationType.RequestResponse);
        invokeRequest.setLogType(LogType.Tail);
        invokeRequest.setFunctionName(functionName);
        invokeRequest.setPayload(payload);
        if (qualifier != null) {
            invokeRequest.setQualifier(qualifier);
        }

        // Lambda client must be created with credentials
        BasicAWSCredentials awsCreds = new BasicAWSCredentials(amazonKey.getKey(), amazonKey.getSecret());
        AWSLambda awsLambda = AWSLambdaClientBuilder.standard()
                .withRegion(amazonKey.getAmazonRegion().toAWSRegion().getName())
                .withCredentials(new AWSStaticCredentialsProvider(awsCreds)).build();

        // Execute and process the results
        InvokeResult result = awsLambda.invoke(invokeRequest);

        // Convert the returned result
        ByteBuffer resultPayload = result.getPayload();
        String resultJson = new String(resultPayload.array(), "UTF-8");
        Map<String, Object> resultMap = Jackson.fromJsonString(resultJson, Map.class);

        return tagUtils.convertToCfData(resultMap);

    } catch (Exception e) {
        throwException(_session, "AmazonLambdaExecute: " + e.getMessage());
        return cfBooleanData.FALSE;
    }

}

From source file:org.xmlsh.aws.gradle.lambda.AWSLambdaInvokeTask.java

License:BSD License

@TaskAction
public void deleteFunction() throws FileNotFoundException, IOException {
    // to enable conventionMappings feature
    String functionName = getFunctionName();

    if (functionName == null)
        throw new GradleException("functionName is required");

    AWSLambdaPluginExtension ext = getProject().getExtensions().getByType(AWSLambdaPluginExtension.class);
    AWSLambda lambda = ext.getClient();

    InvokeRequest request = new InvokeRequest().withFunctionName(functionName)
            .withInvocationType(getInvocationType()).withLogType(getLogType())
            .withClientContext(getClientContext());
    setupPayload(request);/*w ww  . j av a  2s.c om*/
    invokeResult = lambda.invoke(request);
    getLogger().info("Invoke Lambda function requested: {}", functionName);
}