compatibility websocket server / add non ssl echo_server which does not run into the ssl error (#140)

test/compatibility/python/websockets/Dockerfile

@@ -1,6 +1,9 @@
 FROM python:3.8.0-alpine3.10
 
 RUN pip install websockets
+
+COPY vendor/protocol.py /usr/local/lib/python3.8/site-packages/websockets/protocol.py
+
 COPY *.py /usr/bin/
 COPY entrypoint.sh /usr/bin/
 RUN chmod +x /usr/bin/*.py

test/compatibility/python/websockets/echo_server.py

@@ -3,6 +3,7 @@
 # WS server example
 
 import asyncio
+import os
 import websockets
 
 
@@ -11,9 +12,10 @@ async def echo(websocket, path):
     print(f'Received {len(msg)} bytes')
     await websocket.send(msg)
 
+host = os.getenv('BIND_HOST', 'localhost')
+print(f'Serving on {host}:8766')
 
-print('Serving on localhost:8766')
-start_server = websockets.serve(echo, 'localhost', 8766, max_size=2 ** 25)
+start_server = websockets.serve(echo, host, 8766, max_size=2 ** 30)
 
 asyncio.get_event_loop().run_until_complete(start_server)
 asyncio.get_event_loop().run_forever()

test/compatibility/python/websockets/echo_server_ssl.py

@@ -18,8 +18,9 @@ ssl_context = ssl.SSLContext(ssl.PROTOCOL_TLS_SERVER)
 ssl_context.load_cert_chain('trusted-server-crt.pem',
                             'trusted-server-key.pem')
 
-print('Serving on localhost:8766')
 host = os.getenv('BIND_HOST', 'localhost')
+print(f'Serving on {host}:8766')
+
 start_server = websockets.serve(echo, host, 8766, max_size=2 ** 30, ssl=ssl_context)
 
 asyncio.get_event_loop().run_until_complete(start_server)

test/compatibility/python/websockets/entrypoint.sh

@@ -2,9 +2,9 @@
 
 case $MODE in
     echo_server)
-        ./echo_server.py
+        python /usr/bin/echo_server.py
         ;;
-    ssl)
+    echo_server_ssl)
         python /usr/bin/echo_server_ssl.py
         ;;
 esac

test/compatibility/python/websockets/makefile

@@ -22,5 +22,8 @@ docker_push:
 	docker push ${LATEST}
 	docker push ${IMG}
 
-ssl_server:
-	docker run -p 8766:8766 -e BIND_HOST=0.0.0.0 -e MODE=ssl -it --rm bsergean/echo_server:build
+server:
+	docker run -p 8766:8766 -e BIND_HOST=0.0.0.0 -e MODE=echo_server -it --rm bsergean/echo_server:build
+
+server_ssl:
+	docker run -p 8766:8766 -e BIND_HOST=0.0.0.0 -e MODE=echo_server_ssl -it --rm bsergean/echo_server:build