Nginx 301 重定向

案例1

http://example.com http://www.example.com https://example.com

# 重定向到

https://www.example.com

server {
    listen 80;
    server_name example.com www.example.com;
    return 301 https://www.example.com$request_uri;
}

server {
    listen 443;
    server_name example.com www.example.com;
    if ($host = example.com) {
        return 301 https://www.example.com$request_uri;
    }
}

案例2

http://example.com

# 重定向到

https://example.com

server {
    listen 80;
    server_name example.com;
    return 301 https://$host$request_uri;
    # 或者
    return 301 https://example.com$request_uri;
}

server {
    listen 443;
    server_name example.com;
}

扩展

# 测试修改后的配置文件是否通过检查，是否配置错误
nginx -t

# 如果没有错误即可重载配置
nginx -s reload