make trailing slash optional on handler and fix dockerfile

demo/apache/Dockerfile

@@ -21,4 +21,4 @@ COPY . /var/www/TRX/
 
 RUN chown -R www-data:www-data /var/www/TRX/
 
-CMD ["python", "project.py", "runserver"]
+CMD ["python3", "project.py", "runserver"]

demo/gunicorn/Dockerfile

@@ -18,4 +18,4 @@ COPY . /var/www/TRX/
 
 RUN chown -R www-data:www-data /var/www/TRX/
 
-CMD ["python", "project.py", "runserver"]
+CMD ["python3", "project.py", "runserver"]

maltego_trx/handler.py

@@ -15,7 +15,7 @@ def handle_run(name, args, app):
             if command == "runserver":
                 print("\n=== Maltego Transform Server: v%s ===\n" % VERSION)
                 print_transforms()
-                app.run(host="0.0.0.0", port=8080, debug=True)
+                app.run(host="0.0.0.0", port=8080, debug=False)
             elif command == "list":
                 print_transforms()
             elif command == "local" and len(args) > 3:

maltego_trx/server.py

@@ -9,6 +9,7 @@
 
 
 URL_TEMPLATE = '/run/<transform_name>/'
+URL_TEMPLATE_NO_SLASH = '/run/<transform_name>'
 
 
 def get_exception_message(msg="An exception occurred with the transform. Check the logs for more details."):
@@ -53,7 +54,7 @@ def run_transform(transform_name, client_msg):
 app = Flask(__name__)
 application = app  # application variable for usage with apache mod wsgi
 
-@app.route(URL_TEMPLATE, methods=['GET', 'POST'])
+
 def transform_runner(transform_name):
     transform_name = transform_name.lower()
     if transform_name in mapping:
@@ -68,6 +69,11 @@ def transform_runner(transform_name):
         return "No transform found with the name '%s'." % transform_name, 404
 
 
+# Add the route with and without the slash, since POSTs can't be redirected
+app.route(URL_TEMPLATE_NO_SLASH, methods=['GET', 'POST'])(transform_runner)
+app.route(URL_TEMPLATE, methods=['GET', 'POST'])(transform_runner)
+
+
 @app.route('/', methods=['GET', 'POST'])
 def index():
     return "You have reached a Maltego Transform Server.", 200