Make app dependencies more explicit (#160)

* Remove tornado dependency

* Switch to PyPI version of kombu

* Ensure pip gets re-built if venv is deleted

.gitignore

@@ -10,6 +10,5 @@ venv*/
 .coverage
 cover/
 .mypy_cache/
-requirements.txt.out
 
 serviceprincipal.json

docker/app/Dockerfile

@@ -30,7 +30,7 @@ RUN groupadd -r opwen \
 USER opwen
 
 ENV TESTING_UI="False"
-ENV CONNEXION_SERVER="tornado"
+ENV CONNEXION_SERVER="flask"
 ENV CONNEXION_SPEC="SET_ME"
 ENV SERVER_WORKERS="1"
 ENV QUEUE_WORKERS="1"

makefile

@@ -4,13 +4,13 @@ py_env=venv
 .PHONY: venv tests
 default: ci
 
-requirements.txt.out: requirements.txt requirements-dev.txt requirements-prod.txt
-	if [ ! -d $(py_env) ]; then python3 -m venv $(py_env) && $(py_env)/bin/pip install -U pip wheel | tee requirements.txt.out; fi
-	$(py_env)/bin/pip install -r requirements.txt | tee requirements.txt.out
-	$(py_env)/bin/pip install -r requirements-dev.txt | tee requirements.txt.out
-	$(py_env)/bin/pip install -r requirements-prod.txt | tee requirements.txt.out
+$(py_env)/requirements.txt.out: requirements.txt requirements-dev.txt requirements-prod.txt
+	if [ ! -d $(py_env) ]; then python3 -m venv $(py_env) && $(py_env)/bin/pip install -U pip wheel | tee $(py_env)/requirements.txt.out; fi
+	$(py_env)/bin/pip install -r requirements.txt | tee $(py_env)/requirements.txt.out
+	$(py_env)/bin/pip install -r requirements-dev.txt | tee $(py_env)/requirements.txt.out
+	$(py_env)/bin/pip install -r requirements-prod.txt | tee $(py_env)/requirements.txt.out
 
-venv: requirements.txt.out
+venv: $(py_env)/requirements.txt.out
 
 tests: venv
 	$(py_env)/bin/coverage run -m nose2 && $(py_env)/bin/coverage report

requirements-prod.txt

@@ -1,3 +1,2 @@
 azure-servicebus==0.50.0
 gunicorn==19.9.0
-tornado==6.0.1

requirements.txt

@@ -3,14 +3,14 @@ https://github.com/CatalystCode/libcloud/archive/1037_fix-azurite.zip
 applicationinsights==0.11.7
 beautifulsoup4==4.7.1
 cached-property==1.5.1
-connexion[swagger-ui]==2.2.0
+connexion[flask,swagger-ui]==2.2.0
 environs==4.1.0
 msgpack==0.6.1
 pyzmail36==1.0.4
 requests==2.21.0
 sendgrid==5.6.0
 typing-extensions==3.7.2
 typing==3.6.6
-https://github.com/celery/kombu/archive/483cadced77d82a6ecd0be553b91ce92f04f9617.zip
+kombu==4.4.0
 celery==4.2.1
 xtarfile[zstd]==0.0.2