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[ansonng1105docker]

docker push

sign up in hub.docker.com

you need sign up https://hub.docker.com

login

sudo docker login -u $userName

push

#imageName: $userName/$image sudo docker push $imageName ex: sudo docker push cwnga/ubuntu

[ansonng1105docker]

docker command

https://joshhu.gitbooks.io/dockercommands/content/Basics/Basics.html

[ansonng1105docker]

docker image  DNS fail

Error

sudo docker run -t -i ubuntu:16.04 apt-get update

you will get this error

Err:1 http://archive.ubuntu.com/ubuntu xenial InRelease Temporary failure resolving 'archive.ubuntu.com' Err:2 http://archive.ubuntu.com/ubuntu xenial-updates InRelease Temporary failure resolving 'archive.ubuntu.com'

sol

in your machine(ubuntu):

nmcli device show|grep -in dns 24:IP4.DNS[1]: 10.82.118.12 25:IP4.DNS[2]: 10.82.118.13

1. sudo vim /etc/docker/daemon.json

{ "dns": ["10.82.118.12", "10.82.118.13"] }

2. restart docker

sudo service docker restart

3. run again

sudo docker run -t -i ubuntu:16.04 apt-get update Get:1 http://archive.ubuntu.com/ubuntu xenial InRelease [247 kB] Get:2 http://archive.ubuntu.com/ubuntu xenial-updates InRelease [102 kB] ...