当前位置：网站首页>When developing or debugging the IP direct scheme, it should be noted that the host value should be consistent with the direct IP

When developing or debugging the IP direct scheme, it should be noted that the host value should be consistent with the direct IP

2022-07-25 04:32:00 【Lao Luo who likes playing football】

Notice the problem

As the title , If inconsistent, you may encounter 502 Or other failure of verification , Whether it's http still https We should pay attention to this problem ！ stay http In this scenario, it may be on the service side Nginx Will configure rules , If permitted IP Direct but Host The field value must follow IP matching , namely Host yes IP Corresponding domain name
The following example 502 Of case

$ curl 'http:// A test IP/test_query?c=1'
<html>
<head><title>502 Bad Gateway</title></head>
<body>
<center><h1>502 Bad Gateway</h1></center>
<hr><center>openresty</center>
</body>
</html>

 notes  ：  use curl -H Set up IP Corresponding Host Then it returned normally 
curl 'http:// A test IP/test_query?c=1' -H'Host: Specific domain name