docker

#INSTALL AND FIRST CONFIGS

#eliminar Exit containers
docker ps -a | grep Exit | cut -d ' ' -f 1 | xargs sudo docker rm

#eliminar dangling images
docker rmi $(docker images -f "dangling=true" -q)

#cambiar restart policy
docker update --restart=no my-container

#sudo apt-get install apparmor

#asegurar soporte de aufs esta definido
sudo aptitude install linux-image-extra-`uname -r`

#installing docker
sudo wget -qO- https://get.docker.com/ | sh

#start the docker daemon
sudo service docker start

#add rag to docker group to avoid always to use sudo , because docker daemon run in a unix socket and the owner of socket is : root ;)
sudo usermod -aG docker rag
#a partir de aqui podemos correr docker sin tener que poner siempre sudo delante

#para descargar y usar una imagen hacemos
docker pull cpuguy83/nagios
inspect -f '{{ .NetworkSettings.IPAddress }}'

#REGISTRY
export REGISTRY=registry.dns.endpoint

docker tag hello-webapp:v1 $REGISTRY/hello-webapp:v1

docker push $REGISTRY/hello-webapp:v1

#LOGIN
docker login

#TAG
docker tag image username/repository:tag
docker tag friendlyhello john/get-started:part2

#PUBLISH
docker push username/repository:tag