下载镜像
docker pull centos:7.6.1810
构建容器
docker run --name centos_a -dit -p 9527:22 centos:7 /bin/bash
[
带有ROOT权限执行systemctl 模式
docker run --name centos_7 -dit --privileged=true -p 9527:22 centos:7 /usr/sbin/init
docker exec -it centos_7 /bin/bash
]
-v /root/jenkins_home:/var/jenkins_home 挂目录
进入容器
docker attach centos_a
yum search ifconfig
yum install -y net-tools.x86_64
yum install -y openssh-server
ssh-keygen -q -t rsa -b 2048 -f /etc/ssh/ssh_host_rsa_key -N ''
ssh-keygen -q -t ecdsa -f /etc/ssh/ssh_host_ecdsa_key -N ''
ssh-keygen -t dsa -f /etc/ssh/ssh_host_ed25519_key -N ''
sed -i "s/#PermitRootLogin.*/PermitRootLogin yes/g" /etc/ssh/sshd_config
sed -i "s/#PubkeyAuthentication.*/PubkeyAuthentication yes/g" /etc/ssh/sshd_config
/usr/sbin/sshd -D &
设置密码
passwd
查看sshd服务
>ps -e | grep sshd
查看容器端口
>netstat -an | grep 22
CTRL+P+Q #退出容器,但不停止
容器打成镜像