Merge pull request dvf#8 from hannah98/master

Dockerfile

Author: dvf

Dockerfile

@@ -0,0 +1,17 @@
+FROM python:3.6-alpine
+
+WORKDIR /app
+
+ENV BUILD_LIST git
+
+RUN apk add --update $BUILD_LIST \
+    && git clone https://github.com/dvf/blockchain.git /app \
+    && pip install pipenv \
+    && pipenv --python=python3.6 \
+    && pipenv install \
+    && apk del $BUILD_LIST \
+    && rm -rf /var/cache/apk/*
+
+EXPOSE 5000
+
+ENTRYPOINT [ "pipenv", "run", "python", "/app/blockchain.py", "--port", "5000"  ]

README.md

@@ -27,6 +27,31 @@ $ pipenv install
     * `$ pipenv run python blockchain.py` 
     * `$ pipenv run python blockchain.py -p 5001`
     * `$ pipenv run python blockchain.py --port 5002`
+    
+## Docker
+
+Another option for running this blockchain program is to use Docker.  Follow the instructions below to create a local Docker container:
+
+1. Clone this repository
+2. Build the docker container
+
+```
+$ docker build -t blockchain .
+```
+
+3. Run the container
+
+```
+$ docker run --rm -p 80:5000 blockchain
+```
+
+4. To add more instances, vary the public port number before the colon:
+
+```
+$ docker run --rm -p 81:5000 blockchain
+$ docker run --rm -p 82:5000 blockchain
+$ docker run --rm -p 83:5000 blockchain
+```
 
 ## Contributing