Unix Container

Container Howto

Install and run a container

docker run -i -t ubuntu:14:04 /bin/bash

Create an image from a container Commit

"b5673dbced61" is an image id

docker commit -m "Ubuntu 14.10 Demonstrator" -a "Author Name" b5673dbced61 demo:14.10

List Images (Source to initiare a containers)

docker images

Remove an image "b5673dbced61" is an image id

docker rmi b5673dbced61 

List containers (Running Virtual Machines)

• Running:

 docker ps

• Full List

 docker ps -a

Start and Stop a container

• Stop

docker stop "containerId or Name"

• Start (Batch)

docker start "containerId or Name"

• Start (and login in)

docker start -i "containerId or Name"

"Relogin" (Attach) into a Container

• "Relogin into a running container

docker attach "container Name"

Remove a container

"d0955f21bf24" is a container Id

docker rm d0955f21bf24

Remove all containers

docker stop $(docker ps -a -q)
docker rm $(docker ps -a -q)

More Advence Topics

Build an image from a Dockerfile

docker build /path to/Dockerfile

docker build -t [username]/docker-desktop git://github.com/rogaha/docker-desktop.git

Execute more advances

docker run -i -t --net="bridge" --name Demo -v /opt/docker/data mindesktop:v01.01

Dockerfile Sample

node Js

FROM komljen/ubuntu
MAINTAINER Alen Komljen <alen.komljen@live.com>
RUN \
add-apt-repository -y ppa:chris-lea/node.js && \
apt-get update && \
apt-get -y install \
nodejs && \
rm -rf /var/lib/apt/lists/*

Ghost (Blog Server)

FROM komljen/nodejs
MAINTAINER Alen Komljen <alen.komljen@live.com>
ENV GHOST_VERSION 0.5.7
ENV APP_ROOT /data/app
RUN \
curl -sLO http://ghost.org/archives/ghost-${GHOST_VERSION}.zip && \
mkdir -p ${APP_ROOT} && \
unzip -uo ghost-${GHOST_VERSION}.zip -d ${APP_ROOT} && \
rm ghost-${GHOST_VERSION}.zip
RUN \
cd ${APP_ROOT} && \
npm install --production
ADD start.sh start.sh
VOLUME ["$APP_ROOT"]
RUN rm /usr/sbin/policy-rc.d
CMD ["/start.sh"]
EXPOSE 2368