def _add_init_script(self) -> None:
"""Copy the init script defined by the user to the payload folder."""
if self.resources_info.get('lambda').get('init_script', False):
init_script_path = self.resources_info.get('lambda').get('init_script')
FileUtils.copy_file(init_script_path,
FileUtils.join_paths(self.tmp_payload_folder.name,
FileUtils.get_file_name(init_script_path)))
def create_ecr_image(resources_info: Dict, supervisor_version: str) -> str:
"""Creates an ECR image using the user provided image adding the supervisor tools."""
# If the user set an already prepared image return the image name
image_name = ContainerImage._ecr_image_name_prepared(
resources_info.get('lambda').get('container'))
if image_name:
return image_name
tmp_folder = FileUtils.create_tmp_dir()
# Create function config file
FileUtils.write_yaml(
FileUtils.join_paths(tmp_folder.name, "function_config.yaml"),
create_function_config(resources_info))
init_script_path = resources_info.get('lambda').get('init_script')
# Copy the init script defined by the user to the payload folder
if init_script_path:
FileUtils.copy_file(
init_script_path,
FileUtils.join_paths(
tmp_folder.name,
FileUtils.get_file_name(init_script_path)))
# Get supervisor zip
supervisor_zip_path = ContainerImage.get_supervisor_zip(
resources_info, supervisor_version)
# Unzip the supervisor file to the temp file
FileUtils.unzip_folder(supervisor_zip_path, tmp_folder.name)
# Create dockerfile to generate the new ECR image
FileUtils.create_file_with_content(
"%s/Dockerfile" % tmp_folder.name,
ContainerImage._create_dockerfile_ecr_image(
resources_info.get('lambda')))
# Create the ECR Repo and get the image uri
ecr_cli = ECR(resources_info)
repo_name = resources_info.get('lambda').get('name')
ecr_image = ecr_cli.get_repository_uri(repo_name)
if not ecr_image:
logger.info('Creating ECR repository: %s' % repo_name)
ecr_image = ecr_cli.create_repository(repo_name)
# Build and push the image to the ECR repo
platform = None
arch = resources_info.get('lambda').get('architectures', ['x86_64'])[0]
if arch == 'arm64':
platform = 'linux/arm64'
return ContainerImage._build_push_ecr_image(
tmp_folder.name, ecr_image, platform,
ecr_cli.get_authorization_token())
def _create_dockerfile_ecr_image(lambda_info: Dict) -> str:
"""Create dockerfile to generate the new ECR image."""
dockerfile = 'from %s\n' % lambda_info.get('container').get('image')
dockerfile += 'ARG FUNCTION_DIR="/var/task"\n'
dockerfile += 'WORKDIR ${FUNCTION_DIR}\n'
dockerfile += 'ENV PATH="${FUNCTION_DIR}:${PATH}"\n'
# Add PYTHONIOENCODING to avoid UnicodeEncodeError as sugested in:
# https://github.com/aws/aws-lambda-python-runtime-interface-client/issues/19
dockerfile += 'ENV PYTHONIOENCODING="utf8"\n'
# Add user environment variables
variables = lambda_info.get('container').get('environment').get(
'Variables', {})
for key, value in variables.items():
dockerfile += 'ENV %s="%s"\n' % (key, value)
dockerfile += 'CMD [ "supervisor" ]\n'
dockerfile += 'ADD supervisor ${FUNCTION_DIR}\n'
dockerfile += 'COPY function_config.yaml ${FUNCTION_DIR}\n'
init_script_path = lambda_info.get('init_script')
if init_script_path:
dockerfile += 'COPY %s ${FUNCTION_DIR}\n' % FileUtils.get_file_name(
init_script_path)
return dockerfile