• docker-compose.yml

  version: '3.8'
  services:
  centos:
    image: centos:latest
    restart: always
    #network_mode: host
    container_name: centos_1022
    volumes: 
      #- /etc/localtime:/etc/localtime
      - ./data:/data
    ports:
      - "22:22"
    tty: true
    #command:
    #  - /bin/bash
    #privileged:true
    #environment:
  

• sshd

yum -y install openssh-server

1.安装常用工具
    yum install -y vim lrzsz wget gcc-c++ pcre pcre-devel zlib zlib-devel ruby openssl openssl-devel patch bash-completion zlib.i686 libstdc++.i686 lsof unzip zip

2.service安装
    yum install initscripts  

3.ifconfig安装
    yum install net-tools.x86_64

4.ssh安装(10.0.75.1为docker的ip)
    sshd rpm -qa | grep ssh
    yum install openssh-server 
    service sshd restart
    #查看是否启动22端口 
    netstat -antp | grep sshd

1.修改sshd_config 为密码登录
    vim /etc/ssh/sshd_config
    #打开注释 PermitRootLogin yes, 允许密码登录,保存退出

2.设置root用户密码
    passwd root