Computer science discovers  containers

Dependencies

If I have seen further it is only by standing on the shoulders of giants. - Isaac Newton

Dependencies continued, or remember left pad?

Concurrency

Growth

-Docker Survey 2016

Getting Started

Dockerfile

FROM node:alpine

MAINTAINER Mike Hathaway

RUN mkdir -p /usr/info-net-analysis/app
WORKDIR /usr/info-net-analysis/app

COPY . /usr/info-net-analysis/app

RUN npm install

EXPOSE 8080

CMD [ "npm", "start" ]

sudo docker run -it -p 127.0.0.1:3000:3000 scraper-service

sudo docker build -t scraper-service .

Docker Compose

nginx:
    build: ./nginx
    links:
        - node1:node1
        - node2:node2
        - node3:node3
    ports:
        - "80:80"
node1:
    build: ./node
    links:
        - redis
    ports:
        - "8080"
node2:
    build: ./node
    links:
        - redis
    ports:
        - "8080"
node3:
    build: ./node
    links:
        - redis
    ports:
        - "8080"
redis:
    image: redis
    ports:
        - "6379"

Kubernetes