Add support for containers and simulation

.gitignore

@@ -130,3 +130,4 @@ dmypy.json
 
 *.swp
 dcc/media
+arduino/CommandStation-EX/build/

daemons/Dockerfile

@@ -0,0 +1,8 @@
+FROM python:3.10-alpine
+
+RUN mkdir /opt/dcc && pip -q install pyserial
+ADD net-to-serial.py config.ini /opt/dcc
+
+EXPOSE 2560/tcp
+
+CMD ["python3", "/opt/dcc/net-to-serial.py"]

daemons/net-to-serial.py

@@ -1,3 +1,4 @@
+#!/usr/bin/env python3
 import logging
 import serial
 import asyncio

daemons/simulator/Dockerfile

@@ -0,0 +1,7 @@
+FROM dcc/net-to-serial
+
+RUN apk update && apk add qemu-system-avr && mkdir /io
+ADD start.sh /opt/dcc
+ADD CommandStation-EX-uno-*.elf /io
+
+CMD ["/bin/sh", "/opt/dcc/start.sh"]

daemons/simulator/README.md

@@ -0,0 +1,6 @@
+# AVR Simulator
+
+```bash
+$ podman build -t dcc/net-to-serial:sim . 
+$ podman run -d -p2560:2560 dcc/net-to-serial:sim
+```

daemons/simulator/start.sh

@@ -0,0 +1,12 @@
+#!/bin/sh
+
+PTY=0
+
+if [ -c /dev/pts/0 ]; then
+    PTY=1
+fi
+
+sed -i "s/ttyACM0/pts\/${PTY}/" /opt/dcc/config.ini
+
+qemu-system-avr -machine uno -bios /io/CommandStation-EX-uno-*.elf -serial pty -daemonize
+/opt/dcc/net-to-serial.py