Add Dockerfile to run oncall in a container

Dockerfile

@@ -0,0 +1,23 @@
+FROM ubuntu:16.04 as base
+
+RUN apt-get update
+RUN apt-get -y install libffi-dev libsasl2-dev python-dev libldap2-dev libssl-dev python-pip python-setuptools mysql-client
+
+FROM base as envbase   
+
+COPY setup.py /oncall/setup.py
+COPY src/oncall/__init__.py /oncall/src/oncall/__init__.py
+
+WORKDIR /oncall
+
+RUN python setup.py develop
+RUN pip install -e '.[dev]'
+
+FROM envbase
+
+COPY . /oncall
+WORKDIR /oncall
+
+EXPOSE 8080
+
+ENTRYPOINT [ "oncall-dev", "./configs/config.yaml" ]

Makefile

@@ -25,3 +25,11 @@ check:
 	make test
 
 .PHONY: test e2e
+
+APP_NAME=oncall
+
+build:
+	docker build --ulimit nofile=1024 -t $(APP_NAME) .
+
+run: build
+	docker run -p 8080:8080 $(APP_NAME)