Upgrade lambda support to newer Java 17 and 21 (#4088)

* Added changelog

Author: JonasKunz

.ci/publish-aws.sh

@@ -34,7 +34,7 @@ for region in $ALL_AWS_REGIONS; do
     --layer-name="${FULL_LAYER_NAME}" \
     --description="AWS Lambda Extension Layer for the Elastic APM Java Agent" \
     --license-info="Apache-2.0" \
-    --compatible-runtimes java8.al2 java11 \
+    --compatible-runtimes java8.al2 java11 java17 java21 \
     --zip-file="fileb://${zip_file}")
   echo "${publish_output}" > "${AWS_FOLDER}/${region}"
   layer_version=$(echo "${publish_output}" | jq '.Version')

CHANGELOG.next-release.md

@@ -9,6 +9,7 @@ This file contains all changes which are not released yet.
 
 # Fixes
 <!--FIXES-START-->
+* Added missing java 17 and 21 compatible runtimes for published lambda layers - [#4088](https://github.com/elastic/apm-agent-java/pull/4088)
 
 <!--FIXES-END-->
 # Features and enhancements

docs/reference/aws-lambda.md

@@ -25,11 +25,13 @@ To get started with APM for your Java AWS Lambda functions, follow the steps bel
 1. You need an APM Server to send APM data to. Follow the [APM Quick start](docs-content://solutions/observability/apm/get-started.md) if you have not set one up yet. For the best-possible performance, we recommend setting up APM on {{ecloud}} in the same AWS region as your AWS Lambda functions.
 2. Make sure you are using one of the supported AWS Lambda Java runtimes:
 
-    | Tags | Java Runtime | Operating System | Supported |
-    | --- | --- | --- | --- |
-    | 11 | Java 11 (Corretto) | Amazon Linux 2 | yes |
-    | 8.al2 | Java 8 (Corretto) | Amazon Linux 2 | yes |
-    | 8 | Java 8 (OpenJDK) | Amazon Linux 2018.03 | no |
+    | Tags  | Java Runtime       | Operating System | Supported |
+    |-------|--------------------| --- | --- |
+    | 21    | Java 21 (Corretto)  | Amazon Linux 2023 | yes |
+    | 17    | Java 17 (Corretto)  | Amazon Linux 2 | yes |
+    | 11    | Java 11 (Corretto) | Amazon Linux 2 | yes |
+    | 8.al2 | Java 8 (Corretto)  | Amazon Linux 2 | yes |
+    | 8     | Java 8 (OpenJDK)   | Amazon Linux 2018.03 | no |
 
 
 ### Step 1: Add the APM Layers to your Lambda function [add_the_apm_layers_to_your_lambda_function]

integration-tests/aws-lambda-test/src/test/java/co/elastic/apm/awslambda/AwsLambdaIT.java

@@ -188,7 +188,7 @@ private static String createLambdaImage() throws IOException {
                 {
                     builder
                         .withStatement(raw("FROM docker.elastic.co/observability/apm-lambda-extension-x86_64:1.5.5 AS lambda-extension"))
-                        .withStatement(raw("FROM --platform=linux/amd64 public.ecr.aws/lambda/java:11"))
+                        .withStatement(raw("FROM --platform=linux/amd64 public.ecr.aws/lambda/java:21"))
                         .withStatement(raw("COPY --from=lambda-extension /opt/elastic-apm-extension /opt/extensions/elastic-apm-extension"))
                         .copy("aws-lambda-test.jar", "${LAMBDA_TASK_ROOT}/lib/aws-lambda-test.jar")
                         .cmd("[\"" + TestLambda.class.getName() + "\"]");