nginx配置HTTP强制HTTPS参考

nginx配置HTTP强制HTTPS参考

方法一
if ($server_port = 80) {
return 301 https://$server_name$request_uri;
}
if ($scheme = http) {
return 301 https://$server_name$request_uri;
}
error_page 497 https://$server_name$request_uri;

方法二
if ($server_port !~ 443){
    rewrite ^(/.*)$ https://$host$1 permanent;
}

方法三 
if ($host = "xxx.selinux.cn") {
       rewrite ^/(.*)$ https://xxx.selinux.cn permanent;
    }