Enable remote debugging with ptvsd

bin/docker-entrypoint

@@ -70,7 +70,7 @@ case "$1" in
     ;;
   dev_server)
     export FLASK_DEBUG=1
-    exec /app/manage.py runserver --debugger --reload -h 0.0.0.0
+    exec /app/manage.py runserver --no-debugger --no-reload -h 0.0.0.0
     ;;
   shell)
     exec /app/manage.py shell

docker-compose.yml

@@ -9,6 +9,7 @@ services:
       - postgres
       - redis
     ports:
+      - "5678:5678"
       - "5000:5000"
     volumes:
       - ".:/app"

redash/__init__.py

@@ -3,7 +3,7 @@
 import urlparse
 import urllib
 
-import redis 
+import redis
 from flask import Flask, current_app
 from flask_sslify import SSLify
 from werkzeug.contrib.fixers import ProxyFix
@@ -22,6 +22,12 @@
 __version__ = '6.0.0'
 
 
+import os
+if os.environ.get("FLASK_DEBUG"):
+    import ptvsd
+    ptvsd.enable_attach(address=('0.0.0.0', 5678))
+
+
 def setup_logging():
     handler = logging.StreamHandler(sys.stdout if settings.LOG_STDOUT else sys.stderr)
     formatter = logging.Formatter(settings.LOG_FORMAT)

requirements_dev.txt

@@ -8,3 +8,4 @@ mock==2.0.0
 pymongo[tls,srv]==3.6.1
 botocore==1.12.85
 PyAthena>=1.0.0
+ptvsd==4.2.3