Split runner entrypoint from default local runner.

frontends/etiquette_flask/etiquette_flask_entrypoint.py

@@ -0,0 +1,8 @@
+import sys
+
+import etiquette_flask
+import werkzeug.contrib.fixers
+
+etiquette_flask.site.wsgi_app = werkzeug.contrib.fixers.ProxyFix(etiquette_flask.site.wsgi_app)
+
+site = etiquette_flask.site

frontends/etiquette_flask/etiquette_flask_launch.py

@@ -1,5 +1,4 @@
-import gevent.monkey
-gevent.monkey.patch_all()
+import gevent.monkey; gevent.monkey.patch_all()
 
 import logging
 handler = logging.StreamHandler()
@@ -7,38 +6,59 @@ log_format = '{levelname}:etiquette.{module}.{funcName}: {message}'
 handler.setFormatter(logging.Formatter(log_format, style='{'))
 logging.getLogger().addHandler(handler)
 
-import etiquette_flask
 import gevent.pywsgi
 import gevent.wsgi
+import argparse
 import sys
 
+import etiquette_flask_entrypoint
 
-import werkzeug.contrib.fixers
-etiquette_flask.site.wsgi_app = werkzeug.contrib.fixers.ProxyFix(etiquette_flask.site.wsgi_app)
+site = etiquette_flask_entrypoint.site
 
-
-if len(sys.argv) >= 2:
-    port = int(sys.argv[1])
-else:
+def run(port=None, use_https=None):
+    if port is None:
         port = 5000
+    else:
+        port = int(port)
+
+    if use_https is None:
+        use_https = port == 443
 
-use_https = (port == 443) or ('--https' in sys.argv)
     if use_https:
         http = gevent.pywsgi.WSGIServer(
             listener=('0.0.0.0', port),
-        application=etiquette_flask.site,
+            application=site,
             keyfile='D:\\git\\etiquette\\frontends\\etiquette_flask\\https\\etiquette.key',
             certfile='D:\\git\\etiquette\\frontends\\etiquette_flask\\https\\etiquette.crt',
         )
     else:
         http = gevent.pywsgi.WSGIServer(
             listener=('0.0.0.0', port),
-        application=etiquette_flask.site,
+            application=site,
         )
 
-
-message = 'Starting server on port %d' % port
+    message = f'Starting server on port {port}'
     if use_https:
         message += ' (https)'
     print(message)
+    try:
         http.serve_forever()
+    except KeyboardInterrupt:
+        pass
+    return 0
+
+def run_argparse(args):
+    return run(port=args.port, use_https=args.use_https)
+
+def main(argv):
+    parser = argparse.ArgumentParser()
+
+    parser.add_argument(dest='port', nargs='?', default=None)
+    parser.add_argument('--https', dest='use_https', action='store_true', default=None)
+    parser.set_defaults(func=run_argparse)
+
+    args = parser.parse_args(argv)
+    args.func(args)
+
+if __name__ == '__main__':
+    raise SystemExit(main(sys.argv[1:]))