sysadmin-docker-1.md

Работа с контейнерами Docker. Часть 1. Основы Андрей Маркелов

cat /etc/yum.repos.d/docker.repo

[dockerrepo] name=Docker Repository baseurl=https://yum.dockerproject.org/repo/main/centos/7 enabled=1 gpgcheck=1 gpgkey=https://yum.dockerproject.org/gpg

yum install -y docker-engine

systemctl start docker.service

systemctl enable docker.service

systemctl status docker.service

docker info

ls -lh /var/lib/docker/devicemapper/devicemapper/data

OPTIONS='--selinux-enabled --log-driver=journald'

usermod -aG docker andrey

$ docker search mysql

OPTIONS='--selinux-enabled --log-driver=journald --group=docker'

ls -l /var/run/docker.sock

$ docker search haproxy

$ docker pull haproxy

$ docker pull haproxy:1.5

[URI репозитория][имя пользователя]имя образа[:тэг]

$ docker images

$ docker rmi $(docker images -q)

$ docker run -it ubuntu

root@d7402d1f7c54:/# cat /etc/*release | grep DISTRIB_DESCRIPTION

$ docker ps

$ docker run -d mysql

$ docker ps -a

$ docker logs peaceful_jones

$ docker run --name mysql-test -e MYSQL_ROOT_PASSWORD=docker -d mysql

$ docker exec -it mysql-test bash

pstree -p

pstree -p

docker top mysql-test

docker top mysql-test

$ docker ps

$ docker run -it --name mysql-test2 -e MYSQL_ROOT_PASSWORD=docker mysql /bin/bash

root@5c31ad53edb1:/# cat $(which docker-entrypoint.sh)

$ docker ps -a

root@d3d4c9281249:/# pstree -p

root@5c31ad53edb1:/# pstree -p

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