Add production runtime

Dockerfile

@@ -22,6 +22,8 @@ USER user
 
 COPY optimizerapi/ /code
 
+ENV FLASK_ENV=production
+
 ENV PATH=/opt/venv/bin:${PATH}
 
 CMD [ "python", "./server.py" ]

README.md

@@ -16,9 +16,30 @@ Alternatively the project can be build and run with the following commands:
     python optimizerapi/server.py
 
 Now open [http://localhost:9090/v1.0/ui/](http://localhost:9090/v1.0/ui/) in a browser to explore the API through Swagger UI
-
 # Running tests
 
 Unit tetsts are located in the "tests" folder and can be run witht the following command
 
     python -m pytest
+
+# Building docker container
+
+    docker build -t process-optimizer-api .
+# Obtain encryption key
+
+Run server once and extract a fresh encryption key from the logs.
+
+    python optimizerapi/server.py
+
+or using docker
+
+    docker run --rm -it process-optimizer-api
+# Running in production
+
+Running using python
+
+    FLASK_ENV=production PICKLE_KEY=<key from previous step> python optimizerapi/server.py
+
+or use docker
+
+    docker run -d --name process-optimizer-api --env PICKLE_KEY=<key from previous step> -p 9090:9090 process-optimizer-api:latest

optimizerapi/optimizer.py

@@ -110,7 +110,7 @@ def processResult(result, optimizer, dimensions, cfg, data, space):
         addPlot(response["plots"], "convergence")
 
         plot_objective(result, dimensions=dimensions, usepartialdependence=False)
-        addPlot(response["plots"], "objective", debug=True)
+        addPlot(response["plots"], "objective")
 
     prettyResult["pickled"] = pickleToString(result, get_crypto())
     # print(str(response))

optimizerapi/server.py

@@ -1,6 +1,15 @@
+import os
 import connexion
+from securepickle import get_crypto
+from waitress import serve
 
 if __name__ == '__main__':
+    # Initialize crypto
+    get_crypto()
     app = connexion.FlaskApp(__name__, port=9090, specification_dir='./openapi/')
     app.add_api('specification.yml', arguments={'title': 'Hello World Example'})
-    app.run()
+    if os.getenv("FLASK_ENV", "development") == "development":
+        os.environ["FLASK_ENV"] = "development"
+        app.run()
+    else:
+        serve(app, listen='*:9090')

requirements.txt

@@ -3,4 +3,5 @@ connexion[swagger-ui]
 Flask==1.1.2
 ProcessOptimizer==0.6.1
 json-tricks==3.15.5
-cryptography==3.4.7
+cryptography==3.4.7
+waitress==2.0.0