Docker intro

... but why?

Friday, 28 February 14

let’s talk about cargo


but, what’s that got to
do with docker ...


separation of
content loading and
handling


standardised interface


hand crafted VM/Server
vs
standardised container


separation of
Ops and Dev


... but how?


OS

hardware


docker

container

container

container

container

process
bin/lib
base image


docker

container

container

container

container

base image
OS
hardware


registry

container

container

Dev

Prod


registry

update

update

container

container

Dev

Prod


and building a
container?


FROM ubuntu
RUN apt-get install -y nginx
EXPOSE 8080
CMD [“nginx”]

docker build -t name .
docker run name
docker ps


$ Demo


what happens around
docker


$ vagrant box add base
http://ﬁles.vagrantup.com/
precise32.box
$ vagrant init
$ vagrant up


FROM orchardup/python:2.7
ADD . /code
WORKDIR /code
RUN pip install -r
requirements.txt


web:
build: .
command: python app.py
links:
- db
ports:
- 8000:8000
db:
image: orchardup/postgresql

http://www.centurylinklabs.com/auto-loadbalancing-withﬁg-haproxy-and-serf/


questions?


me: @norbu09
thanks


thanks
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