Sandbox::https://github.com/nilroy/aws-lambda-extensions/blob/main/java-example-extension/run.sh

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#!/bin/bash

# SPDX-License-Identifier: MIT-0

EXTENSION_NAME=$1

LAMBDA_FUNCTION=$2

# Build artifacts

mvn clean install

# Create zip

chmod +x extensions/java-example-extension

archive="extension.zip"

if [ -f "$archive" ] ; then

rm "$archive"

zip "$archive" -j target/java-example-extension-1.0-SNAPSHOT.jar

zip "$archive" extensions/*

# Push extension

aws lambda publish-layer-version --layer-name "${EXTENSION_NAME}" --zip-file "fileb://$archive"

# Update Lambda function to the latest version of external pushed as Lambda layers

aws lambda update-function-configuration \

--function-name ${LAMBDA_FUNCTION} --layers $(aws lambda list-layer-versions --layer-name ${EXTENSION_NAME} \

--max-items 1 --no-paginate --query 'LayerVersions[0].LayerVersionArn' \

--output text)