56 lines
1.6 KiB
Docker
56 lines
1.6 KiB
Docker
# https://aws.amazon.com/blogs/aws/new-for-aws-lambda-container-image-support/
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ARG FUNCTION_DIR="/app"
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ARG RUNTIME_VERSION="3.9"
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ARG DISTRO_VERSION="3.15"
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# Stage 1 - bundle base image + runtime
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# Grab a fresh copy of the image and install GCC
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FROM python:${RUNTIME_VERSION}-alpine${DISTRO_VERSION} AS python-alpine
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# Install GCC (Alpine uses musl but we compile and link dependencies with GCC)
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RUN apk add --no-cache \
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libstdc++
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# Stage 2 - build function and dependencies
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FROM python-alpine AS build-image
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# Install aws-lambda-cpp build dependencies
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RUN apk add --no-cache \
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build-base \
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libtool \
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autoconf \
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automake \
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libexecinfo-dev \
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make \
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cmake \
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libcurl \
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libffi-dev \
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openssl-dev
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# cargo
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# Include global args in this stage of the build
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ARG FUNCTION_DIR
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ARG RUNTIME_VERSION
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# Create function directory
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RUN mkdir -p ${FUNCTION_DIR}
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# Copy handler function
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COPY app/* ${FUNCTION_DIR}
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# Install requirements
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COPY requirements.txt requirements.txt
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RUN python${RUNTIME_VERSION} -m pip install -r requirements.txt --target ${FUNCTION_DIR}
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# Install Lambda Runtime Interface Client for Python
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RUN python${RUNTIME_VERSION} -m pip install awslambdaric --target ${FUNCTION_DIR}
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# Stage 3 - final runtime image
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# Grab a fresh copy of the Python image
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FROM python-alpine
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# Include global arg in this stage of the build
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ARG FUNCTION_DIR
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# Set working directory to function root directory
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WORKDIR ${FUNCTION_DIR}
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# Copy in the built dependencies
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COPY --from=build-image ${FUNCTION_DIR} ${FUNCTION_DIR}
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ENTRYPOINT [ "/usr/local/bin/python", "-m", "awslambdaric" ]
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CMD [ "app.handler" ]
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