Dockerize the app

Had to update gevent because of an ssl error with the previous version
that caused issues when running in Docker.

Dockerfile

@@ -0,0 +1,28 @@
+FROM python:2.7-alpine
+
+RUN apk update && apk upgrade && \
+    apk add \
+        gcc python python-dev py2-pip \
+        # greenlet
+        musl-dev \
+        # sys/queue.h
+        bsd-compat-headers \
+        # event.h
+        libevent-dev \
+    && rm -rf /var/cache/apk/*
+
+# want all dependencies first so that if it's just a code change, don't have to
+# rebuild as much of the container
+ADD requirements.txt /opt/requestbin/
+RUN pip install -r /opt/requestbin/requirements.txt \
+    && rm -rf ~/.pip/cache
+
+# the code
+ADD requestbin  /opt/requestbin/requestbin/
+
+EXPOSE 8000
+
+WORKDIR /opt/requestbin
+CMD gunicorn -b 0.0.0.0:8000 --worker-class gevent --workers 2 --max-requests 1000 requestbin:app
+
+

README.md

@@ -35,6 +35,23 @@ Now just deploy via git:
 It will push to Heroku and give you a URL that your own private RequestBin will be running.
 
 
+## Deploy your own instance using Docker
+
+On the server/machine you want to host this, you'll first need a machine with
+docker and docker-compose installed, then grab the RequestBin source using git:
+
+`$ git clone git://github.com/Runscope/requestbin.git`
+
+Go into the project directory and then build and start the containers
+
+```
+$ sudo docker-compose build
+$ sudo docker-compose up -d
+```
+
+Your own private RequestBin will be running on this server.
+
+
 Contributors
 ------------
  * Barry Carlyon <[email protected]>

docker-compose.yml

@@ -0,0 +1,12 @@
+app:
+    build: .
+    environment:
+        REALM: prod
+        REDIS_URL: "//redis:6379"
+    links:
+        - redis
+    ports:
+        - "8000:8000"
+
+redis:
+    image: redis

requirements.txt

@@ -1,4 +1,4 @@
-gevent==0.13.8
+gevent==1.0.2
 greenlet==0.4.1
 ProxyTypes==0.9
 nose==1.3.0