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trying to get mip working in arm64

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Khalim Conn-Kowlessar 2023-08-24 17:13:40 +01:00
parent 966ea393d7
commit e64add45d6
1 changed files with 21 additions and 9 deletions
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30
backend/docker/lambda.Dockerfile
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@ -1,3 +1,7 @@
# Some additional work is required to get mip to run on arm64 architecture.
# This is because the mip library relies on the CBC solver, which is not available for arm64.
# https://python-mip.readthedocs.io/en/latest/install.html
# Pull base image
FROM arm64v8/python:3.10.12-slim-bullseye as build-image
@ -6,21 +10,24 @@ ENV PYTHONDONTWRITEBYTECODE 1
ENV PYTHONUNBUFFERED 1
# Set work directory to the root of your project
WORKDIR var/task/Model
WORKDIR /var/task/Model
# Install system dependencies
#RUN apt-get update && apt-get install -y netcat-openbsd
RUN apt-get update && apt-get install -y gcc g++ gfortran libgfortran-9-dev liblapack-dev libamd2 libcholmod3 \
libmetis-dev libsuitesparse-dev libnauty2-dev git wget
# Compile CBC for arm64
RUN mkdir -p ~/build && cd ~/build \
&& wget -nH https://raw.githubusercontent.com/coin-or/coinbrew/master/coinbrew \
&& bash coinbrew fetch Cbc@master --no-prompt \
&& bash coinbrew build Cbc@master --no-prompt --prefix=/home/root/prog/ --tests=none --enable-cbc-parallel --enable-relocatable
# Install python dependencies
COPY ./backend/requirements/base.txt ./backend/requirements/base.txt
RUN pip install --upgrade pip
# Install and clean up temp caches
RUN pip install -r backend/requirements/base.txt && rm -rf /root/.cache
RUN pip install --upgrade pip \
&& pip install -r backend/requirements/base.txt && rm -rf /root/.cache
# Since we are not using a base AWS image, there is some additional setup required. We need to set up the runtime
# interface client
# https://docs.aws.amazon.com/lambda/latest/dg/python-image.html#python-image-clients
# Additionally install the AWS Lambda RIC
# Install the AWS Lambda RIC
RUN pip install awslambdaric
# Second stage: "runtime-image"
@ -31,6 +38,11 @@ WORKDIR /var/task/Model
# Copy the python dependencies from the build-image
COPY --from=build-image /usr/local/lib/python3.10/site-packages/ /usr/local/lib/python3.10/site-packages/
COPY --from=build-image /home/root/prog/lib/ /usr/local/lib/
# Set environment variable for mip to use custom CBC binaries
ENV PMIP_CBC_LIBRARY="/usr/local/lib/libCbcSolver.so"
ENV LD_LIBRARY_PATH="/usr/local/lib/":$LD_LIBRARY_PATH
# Copy project files
COPY ./backend/ ./backend