FROM python:3-alpine AS base
# Image to Build Dependencies
FROM base AS builder
WORKDIR /usr/src/app
COPY ./requirements.txt /usr/src/app
# Build Dependencies
RUN apk --no-cache add gcc musl-dev libffi-dev openssl-dev libxml2-dev libxslt-dev file llvm-dev make g++
# Python Dependencies
RUN pip install --no-cache-dir --prefix=/install wheel cryptography gunicorn pymysql
RUN pip install --no-cache-dir --prefix=/install -r requirements.txt
# Runtime Environment Image
FROM base
# Runtime Dependencies
RUN apk --no-cache add libxml2 libxslt
COPY --from=builder /install /usr/local
COPY . .
RUN flask db init \
&& flask db migrate \
&& flask db upgrade
CMD flask db stamp head \
&& flask db upgrade \
&& gunicorn -b 0.0.0.0:5000 -w 4 yotter:app
EXPOSE 5000