Bootstrap

【服务器入门】快速配置轻量应用服务器(腾讯云)

服务器基本信息

轻量应用服务器(腾讯云):Ubuntu 18.04.1 LTS

https://console.cloud.tencent.com/lighthouse/instance

网络:

(公)x.x.x.x

(内)x.x.x.x

账号及密码:

[email protected]/xxxxxxxx

[email protected]/xxxxxxxx

用户管理

# 创建用户
root@VM-4-13-ubuntu:~# adduser team

# 修改密码
team@VM-4-13-ubuntu:~$ sudo passwd root

# 查看用户
root@VM-4-13-ubuntu:~# awk -F':' '{ print $1}' /etc/passwd

# 用户授予和root相同的权限
root@VM-4-13-ubuntu:~# vi /etc/sudoers
team    ALL=(ALL:ALL) ALL

# 安装vsftpd
root@VM-4-13-ubuntu:~# apt install vsftpd

远程登录

# 确认开启端口22
(base) ☁  ~  telnet x.x.x.x 22

# 密码登录,默认情况下,root是禁止远程登录的
(base) ☁  ~  ssh [email protected]

# 进入服务器,建立密钥对
➜  ~ ssh-keygen -C "[email protected]"

# 安装公钥
➜  .ssh cat id_rsa.pub >> authorized_keys
➜  .ssh chmod 600 authorized_keys
➜  ~ chmod 700 .ssh

# 设置ssh
➜  ~ sudo vi /etc/ssh/sshd_config
RSAAuthentication yes
PubkeyAuthentication yes
:wq!

# 另外在本配置文件下有如下选项
# 禁止密码登录
PasswordAuthentication no
# 允许root通过ssh登录
PermitRootLogin yes

# 登录本机
➜  ~ ssh localhost

# 远程登录
(base) ☁  ~  ssh -i .ssh/id_rsa [email protected]

# 重启ssh服务
➜  ~ sudo service sshd restart

安装 ohmyzsh

# 安装zsh
team@VM-4-13-ubuntu:~$ sudo apt install zsh
# 安装git
team@VM-4-13-ubuntu:~$ sudo apt install git
# 安装ohmyzsh
team@VM-4-13-ubuntu:~$ sh -c "$(curl -fsSL https://raw.githubusercontent.com/ohmyzsh/ohmyzsh/master/tools/install.sh)"

安装并配置MySQL

# 安装mysql server
root@VM-4-13-ubuntu:~# apt install mysql-server
..............
update-alternatives: using /etc/mysql/mysql.cnf to provide /etc/mysql/my.cnf (my.cnf) in auto mode
....
;