feat: deploy with supervisor (#23)

Dockerfile

@@ -1,13 +1,35 @@
 FROM python:3
 
-ENV PYTHONUNBUFFERED 1
+ENV \
+ PYTHONFAULTHANDLER=1 \
+ PYTHONUNBUFFERED=1 \
+ PYTHONHASHSEED=random \
+ PIP_NO_CACHE_DIR=1 \
+ PIP_DISABLE_PIP_VERSION_CHECK=1 \
+ PIP_DEFAULT_TIMEOUT=100
+
+# SUPERVISOR
+# https://github.com/dockerfile/supervisor/blob/master/Dockerfile
+RUN pip install --no-cache-dir supervisor \
+ && mkdir /etc/supervisor/ /etc/supervisor/conf.d/ \
+ && echo_supervisord_conf > /etc/supervisor/supervisord.conf \
+ && sed -i 's/nodaemon=false/nodaemon=true/' /etc/supervisor/supervisord.conf \
+ && echo '[include]' >> /etc/supervisor/supervisord.conf \
+ && echo 'files = /etc/supervisor/conf.d/*.conf' >> /etc/supervisor/supervisord.conf
+VOLUME ["/etc/supervisor/conf.d"]
+ENTRYPOINT ["supervisord", "-c", "/etc/supervisor/supervisord.conf"]
+
+RUN pip install --no-cache-dir gunicorn py-spy
 
 WORKDIR /app
 COPY ./requirements.txt /app/
 RUN pip install --no-cache-dir \
  --trusted-host mirrors.aliyun.com \
  -i https://mirrors.aliyun.com/pypi/simple/ \
  -r requirements.txt
+ADD ./supervisor.conf /etc/supervisor/conf.d/app.conf
+ADD ./entrypoint.sh /entrypoint.sh
+ENTRYPOINT ["bash", "/entrypoint.sh"]
 ADD . /app
 EXPOSE 8000
 CMD /app/entrypoint.sh

entrypoint.sh

@@ -1,7 +1,8 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
+sed -i "s/--workers [[:digit:]]* /--workers ${WORKERS:-2} /" /etc/supervisor/conf.d/app.conf
+
+cd /app/
 python manage.py migrate
 python manage.py collectstatic --noinput
-python manage.py runserver 0.0.0.0:8000 &
-wait -n
-exit $?
+supervisord --nodaemon -c /etc/supervisor/supervisord.conf

supervisor.conf

@@ -0,0 +1,13 @@
+[program:app]
+command = gunicorn --workers 2 --bind 0.0.0.0:8000 drf_passwordless_jwt.wsgi:application
+autostart = true
+autorestart = true
+startsecs = 0
+stopwaitsecs = 0
+stdout_logfile_maxbytes = 10MB
+stdout_logfile_backups = 30
+stdout_logfile = /tmp/app-access.log
+stderr_logfile = /tmp/app-error.log
+access_logfile = /tmp/app-access.log
+error_logfile = -
+log_level = info