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Showing posts from September, 2017

Docker: Quickstart

OS: CentOS 7 lets create a docker yum repo. # cd /etc/yum.repos.d/ # vim 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 ###save & exit # yum update # yum install docker-engine -y ### in EL 6 disabled SELINUX or add chcon # systemctl enable docker # systemctl start docker # docker --version # docker images # cd /var/run/ # ls -al dock* # usermod -a -G docker user # cat /etc/group | grep docker -. as username : user ### relogin with username as user and try again # docker images -. as username : user $$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$ $$$$$$$$$$$ BASE IMAGES $$$$$$$$$$ $$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$ [as username: user] $ docker images $ docker search centos $ docker search apache $ docker search httpd - pull images from docker hub $ docker pull $ docker pull hello-world $ docker i