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Chapter 19: Deployment on Docker Containers (v0.19)

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Miguel Grinberg 2017-11-01 13:03:19 -07:00
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16
Dockerfile Normal file
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FROM python:slim
COPY requirements.txt requirements.txt
RUN pip install -r requirements.txt
RUN pip install gunicorn pymysql cryptography
COPY app app
COPY migrations migrations
COPY microblog.py config.py boot.sh ./
RUN chmod a+x boot.sh
ENV FLASK_APP microblog.py
RUN flask translate compile
EXPOSE 5000
ENTRYPOINT ["./boot.sh"]

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boot.sh Executable file
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#!/bin/bash
# this script is used to boot a Docker container
while true; do
flask db upgrade
if [[ "$?" == "0" ]]; then
break
fi
echo Deploy command failed, retrying in 5 secs...
sleep 5
done
exec gunicorn -b :5000 --access-logfile - --error-logfile - microblog:app

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requirements.txt
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@ -38,7 +38,3 @@ typing_extensions==4.8.0
urllib3==2.1.0
Werkzeug==3.0.1
WTForms==3.1.1
# requirements for Heroku
psycopg2-binary==2.9.9
gunicorn==21.2.0