Debian 13 Trixie Nginx 多站點架設：2026 企業級伺服器部署全攻略

				
					#!/bin/bash

# 新增站點腳本
# 用法: sudo add-site subdomain.domain.com [wordpress|laravel|static]

if [ -z "$1" ]; then
    echo "用法: sudo add-site <domain> [wordpress|laravel|static]"
    echo "範例: sudo add-site test.company.com laravel"
    exit 1
fi

DOMAIN=$1
TYPE=${2:-static}
WEB_ROOT="/var/www/$DOMAIN"
NGINX_CONF="/etc/nginx/sites-available/$DOMAIN"

echo "=========================================="
echo "新增站點: $DOMAIN"
echo "類型: $TYPE"
echo "=========================================="

# 建立目錄
echo "[1/5] 建立目錄結構..."
sudo mkdir -p "$WEB_ROOT/public"
sudo chown -R www-data:www-data "$WEB_ROOT"
sudo chmod -R 755 "$WEB_ROOT"

# 建立測試頁面
echo "[2/5] 建立測試頁面..."
echo "<?php phpinfo(); ?>" | sudo tee "$WEB_ROOT/public/index.php" > /dev/null

# 建立 Nginx 設定
echo "[3/5] 建立 Nginx 設定..."

if [ "$TYPE" == "wordpress" ]; then
    LOCATION_BLOCK='try_files $uri $uri/ /index.php?$args;'
else
    LOCATION_BLOCK='try_files $uri $uri/ /index.php?$query_string;'
fi

sudo tee "$NGINX_CONF" > /dev/null <<EOF
server {
    listen 80;
    listen [::]:80;
    server_name $DOMAIN;
    
    root $WEB_ROOT/public;
    index index.php index.html;

    access_log /var/log/nginx/sites/$DOMAIN.access.log;
    error_log /var/log/nginx/sites/$DOMAIN.error.log;

    location / {
        $LOCATION_BLOCK
    }

    location ~ \.php$ {
        fastcgi_split_path_info ^(.+\.php)(/.+)$;
        fastcgi_pass unix:/run/php/php8.3-fpm.sock;
        fastcgi_index index.php;
        include fastcgi_params;
        fastcgi_param SCRIPT_FILENAME \$document_root\$fastcgi_script_name;
        fastcgi_param PATH_INFO \$fastcgi_path_info;
    }

    # 靜態資源快取
    location ~* \.(js|css|png|jpg|jpeg|gif|ico|svg|woff|woff2|ttf|eot)$ {
        expires max;
        log_not_found off;
        access_log off;
    }

    location ~ /\. {
        deny all;
    }
}
EOF

# 啟用站點
echo "[4/5] 啟用站點..."
sudo ln -sf "$NGINX_CONF" /etc/nginx/sites-enabled/

# 測試並重載
echo "[5/5] 測試並重載 Nginx..."
sudo nginx -t && sudo systemctl reload nginx

echo ""
echo "=========================================="
echo "✅ 站點建立完成！"
echo ""
echo "目錄: $WEB_ROOT/public"
echo "設定: $NGINX_CONF"
echo ""
echo "下一步："
echo "1. 設定 DNS 指向此伺服器 IP"
echo "2. 申請 SSL: sudo certbot --nginx -d $DOMAIN"
echo "=========================================="