http跳转https

server {
    listen 80;
    server_name www.baidu.com;
    return 302 https://$server_name$request_uri;
}
或者
server {
    listen 80;
    server_name www.baidu.com;
    #302跳转
    rewrite ^/(.*)$ http://domain.com/$1 redirect;
    #301跳转
    #rewrite ^/(.*)$ http://domain.com/$1 permanent;
}


#防止恶意IP解析
server {
    listen 80 default_server;
    return 302 https://$server_name$request_uri;
}