2025年云服务器完整设置与配置

# Ubuntu/Debian系统初始化脚本
sudo apt update && sudo apt upgrade -y
sudo timedatectl set-timezone Asia/Shanghai
#!/bin/bash
# 创建管理员用户
sudo adduser devuser
sudo usermod -aG sudo devuser
# SSH配置加固
sudo sed -i ‘s/#PermitRootLogin yes/PermitRootLogin no/’ /etc/ssh/sshd_config
sudo sed -i ‘s/#PasswordAuthentication yes/PasswordAuthentication no/’ /etc/ssh/sshd_config
sudo systemctl restart sshd
resource “alicloud_security_group” “main” {
name = “web-server-sg
ingress {
protocol = “tcp
port_range = “80
cidr_ip = “0.0.0.0/0
priority = 1
ingress {
protocol = “tcp
port_range = “443
cidr_ip = “0.0.0.0/0
priority = 1
ingress {
protocol = “tcp
port_range = “22

cidr_ip = “123.123.123.123/32
priority = 1