Add production ready Dockerfle and entrypoint files

This commit is contained in:
PCoder 2022-08-25 11:03:25 +05:30
parent c5bfc46e33
commit 7fd30a5dcd
2 changed files with 86 additions and 0 deletions

71
Dockerfile.prod Normal file
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###########
# BUILDER #
###########
# pull official base image
FROM python:3.9.6-alpine as builder
# set work directory
WORKDIR /usr/src/gmba_django
# set environment variables
ENV PYTHONDONTWRITEBYTECODE 1
ENV PYTHONUNBUFFERED 1
# install psycopg2 dependencies
RUN apk update \
&& apk add postgresql-dev gcc python3-dev musl-dev
# lint
RUN pip install --upgrade pip
RUN pip install flake8==3.9.2
COPY . .
RUN flake8 --ignore=E501,F401 .
# install dependencies
COPY ./requirements.txt .
RUN pip wheel --no-cache-dir --no-deps --wheel-dir /usr/src/gmba_django/wheels -r requirements.txt
#########
# FINAL #
#########
# pull official base image
FROM python:3.9.6-alpine
# create directory for the app user
RUN mkdir -p /home/app
# create the app user
RUN addgroup -S app && adduser -S app -G app
# create the appropriate directories
ENV HOME=/home/app
ENV APP_HOME=/home/app/app
RUN mkdir $APP_HOME
WORKDIR $APP_HOME
# install dependencies
RUN apk update && apk add libpq
COPY --from=builder /usr/src/gmba_django/wheels /wheels
COPY --from=builder /usr/src/gmba_django/requirements.txt .
RUN pip install --no-cache /wheels/*
# copy entrypoint.prod.sh
COPY ./entrypoint.prod.sh .
RUN sed -i 's/\r$//g' $APP_HOME/entrypoint.prod.sh
RUN chmod +x $APP_HOME/entrypoint.prod.sh
# copy project
COPY . $APP_HOME
# chown all the files to the app user
RUN chown -R app:app $APP_HOME
# change to the app user
USER app
# run entrypoint.prod.sh
ENTRYPOINT ["/home/app/app/entrypoint.prod.sh"]

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entrypoint.prod.sh Executable file
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#!/bin/sh
if [ "$DATABASE" = "postgres" ]
then
echo "Waiting for postgres..."
while ! nc -z $SQL_HOST $SQL_PORT; do
sleep 0.1
done
echo "PostgreSQL started"
fi
exec "$@"