AmazonLinux fixes

Author: Alexander Smirnov

tests/integration/codebuild/buildspec.os.amazonlinux.2.yml

@@ -55,7 +55,8 @@ phases:
           -t "${IMAGE_TAG}" \
           --build-arg RUNTIME_VERSION="${RUNTIME_VERSION}" \
           --build-arg DISTRO_VERSION="${DISTRO_VERSION}" \
-          --build-arg ARCHITECTURE="${ARCHITECTURE}" --load
+          --build-arg ARCHITECTURE="${ARCHITECTURE}" \
+          --load
   build:
     commands:
       - set -x

tests/integration/docker/Dockerfile.echo.amazonlinux

@@ -80,6 +80,11 @@ RUN mkdir -p ${RIC_BUILD_DIR}
 # Copy function code and Runtime Interface Client .tgz
 WORKDIR ${RIC_BUILD_DIR}
 COPY . .
+
+# distutils no longer available in python3.12 and later
+#   https://docs.python.org/3/whatsnew/3.12.html
+#   https://peps.python.org/pep-0632/
+RUN if [ $(cut -d '.' -f 2 <<< ${RUNTIME_VERSION}) -ge 12 ]; then pip3 install setuptools; fi
 RUN make init build test && \
     mv ./dist/awslambdaric-*.tar.gz ./dist/awslambdaric-test.tar.gz