Shulou(Shulou.com)06/02 Report--

First milestone:

one。 Install dependency packages

Yum install-y yum-utils device-mapper-persistent-data lvm2

two。 Install the CentOS7 docker image

Yum-config-manager-- add-repo https://download.docker.com/linux/centos/docker-ce.repo

three。 Install community version of docker

Yum install docker-ce

four。 Start the docker container

Systemctl start docker

five。 Making docker Image Accelerator

Cat / etc/docker/daemon.json

{

"registry-mirrors": ["http://b7a9017d.m.daocloud.io"],"

"graph": "/ opt/mydocker"

}

six。 Import and make CentOS image (can be connected remotely by ssh)

Docker load < centos7-ssh.tar.gz

seven。 Check that the image was imported successfully

Docker image ls

eight。 Start and create the centoss image container (first startup)

Docker run-dit-- name web03 centos7-ssh:latest / bin/bash

nine。 View the mirror container and close the container

Docker container ls

Docker stop web03

ten。 Enter the started docker image container

Docker exec-it web03 / bin/bash

eleven。 Delete the created container

Docker rm-f web03

twelve。 Allow ssh connections, but not directly

Docker run-d-privileged-name mycentos-h web centos7-ssh:latest / usr/sbin/init

thirteen。 View the IP of the container

Docker inspect mycentos | grep-I ipaddr

Second milestone: building a directly connectable CentOS container

one。 View the docker network

Docker network ls

two。 Turn on the hybrid mode of the network card

Ip link set eth0 promisc on

three。 Create a macvlan network

Docker network create-d macvlan-- subnet 10.0.0.0According 24-- gateway 10.0.254-o parent=eth0 mynet

four。 Specify the network operation container

Docker run-d-privileged-network mynet-ip 10.0.0.110-name oldboy43-h oldboy43 centos7-ssh:latest / usr/sbin/init

five。 Container packaging image (install httpd)

Docker commit-m "my mariadb" oldboy43 my_mariadb:v1

six。 Custom image running container

Docker run-d-privileged-network mynet-ip 10.0.0.112-name mydb-h db05 my_mariadb:v1 / usr/sbin/init

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