backend: Add Docker support

backend/.dockerignore

@@ -0,0 +1,4 @@
+**/__pycache__/
+build/
+dist/
+**/*.egg-info

backend/docker-compose.yml

@@ -0,0 +1,14 @@
+version: "2"
+
+services:
+  monsun_backend:
+    build: .
+    container_name: monsun_backend
+    restart: always
+    ports:
+      - 80:80
+    volumes:
+      - ${PWD}:/app/
+    command: ["bash", "./docker-entrypoint.sh"]
+    # devices:
+    #   - "/dev/tty.usbmodem207E3283544E1:/dev/tty.usbmodem207E3283544E1"

backend/docker-entrypoint.sh

@@ -0,0 +1,5 @@
+#!/usr/bin/env bash
+
+pip install -r requirements.txt
+service nginx start
+uwsgi --ini uwsgi.ini

backend/dockerfile

@@ -0,0 +1,12 @@
+# stage 1
+FROM python:3.7-slim-buster
+
+VOLUME /app
+WORKDIR /app
+
+RUN apt-get update \
+    && apt-get -y install python3-dev \
+    && apt-get -y install build-essential \
+    && apt-get -y install nginx \
+    && apt-get -qy install netcat \
+    && pip install --upgrade setuptools wheel

backend/monsun_backend/command_execution.py

@@ -17,8 +17,6 @@ from typing import Tuple
 
 from serial import Serial
 
-from backend.monsun_backend.util import log_function_call
-
 from . import commands
 from .commands import Command
 from .commands import CommandId
@@ -27,6 +25,7 @@ from .commands import Request
 from .commands import Response
 from .commands import get_response_class
 from .container import get_initialize_container
+from .util import log_function_call
 
 _logger = logging.getLogger(__file__)
 

backend/nginx.conf

@@ -0,0 +1,47 @@
+user www-data;
+worker_processes auto;
+pid /run/nginx.pid;
+
+events {
+    worker_connections 1024;
+    use epoll;
+    multi_accept on;
+}
+
+http {
+    access_log /dev/stdout;
+    error_log /dev/stdout;
+
+    sendfile            on;
+    tcp_nopush          on;
+    tcp_nodelay         on;
+    keepalive_timeout   65;
+    types_hash_max_size 2048;
+
+    client_max_body_size 20M;
+
+    include             /etc/nginx/mime.types;
+    default_type        application/octet-stream;
+
+    index   index.html index.htm;
+
+    server {
+        listen       80 default_server;
+        listen       [::]:80 default_server;
+        server_name  localhost;
+        root         /var/www/html;
+
+        location / {
+            include uwsgi_params;
+            uwsgi_pass unix:/tmp/uwsgi.socket;
+            uwsgi_read_timeout 1h;
+            uwsgi_send_timeout 1h;
+            proxy_send_timeout 1h;
+            proxy_read_timeout 1h;
+
+            proxy_buffer_size       128k;
+            proxy_buffers           4 256k;
+            proxy_busy_buffers_size 256k;
+        }
+    }
+}

backend/uwsgi.ini

@@ -0,0 +1,12 @@
+[uwsgi]
+wsgi-file = wsgi.py
+uid = www-data
+gid = www-data
+master = true
+processes = 1
+
+socket = /tmp/uwsgi.socket
+chmod-sock = 664
+vacuum = true
+
+die-on-term = true