Dockers

dockers installieren

• root@tac:~# apt-get install docker

image laden

• root@tac:~# docker pull ubuntu:12.04

image listen

• root@tac:~# docker images

REPOSITORY          TAG                 IMAGE ID            CREATED             VIRTUAL SIZE
ubuntu              12.04               1f80e9ca2ac3        8 days ago          131.5 MB
ubuntu              10.04               3db9c44f4520        10 months ago       183 MB

perstitent starten des containers mit dem namen humppa

• root@tac:~# docker run -t -i -p 880:80 --name humppa ubuntu:10.04 bash

in der maschine

• root@64f3a5281e7e:/# cat /etc/issue

Ubuntu 10.04 LTS \n \l

• root@64f3a5281e7e:/# exit

• docker start -i ubuntu_persistent
• root@tac:~# docker start -i humppa

humppa

• root@64f3a5281e7e:/#

apache2 installieren

• root@64f3a5281e7e:/# apt-get update
• root@64f3a5281e7e:/# apt-get install apache2
• root@64f3a5281e7e:/# echo ServerName humppa >> /etc/apache2/apache2.conf
• root@64f3a5281e7e:/# service apache2 restart

netstat listing

• root@64f3a5281e7e:/# netstat -lntp

Active Internet connections (only servers)
Proto Recv-Q Send-Q Local Address           Foreign Address         State       PID/Program name
tcp        0      0 0.0.0.0:80              0.0.0.0:*               LISTEN      -

container verlassen

• root@64f3a5281e7e:/# exit

wieder auf dem host

• root@tac:~#

container anzeigen

• root@tac:~# docker ps -a

CONTAINER ID        IMAGE               COMMAND             CREATED             STATUS                       PORTS               NAMES
64f3a5281e7e        ubuntu:10.04        bash                29 minutes ago      Exited (130) 2 seconds ago                       humppa

container löschen

• root@tac:~# docker rm 64f3a5281e7e

64f3a5281e7e

container verlassen

• CTRL+P danache CTRL+Q

container wieder betreten

• root@tac:~# docker attach 64f3a5281e7e

links

• https://docs.docker.com/articles/networking/
• https://www.debinux.de/2014/04/docker-io-grundlagen-zum-interaktiven-arbeiten/
• http://wiki.ubuntuusers.de/Baustelle/Docker
• https://docs.docker.com/userguide/usingdocker/