[tomcat] Spring boot web always return 400 when use a domain name #13236
Description
DESKTOP-J5RVINV ~ # curl -v -i 127.0.0.1:8080 -H "Host: domain.sfm"
* Rebuilt URL to: 127.0.0.1:8080/
* Trying 127.0.0.1...
* TCP_NODELAY set
* Connected to 127.0.0.1 (127.0.0.1) port 8080 (#0)
> GET / HTTP/1.1
> Host: domain.sfm
> User-Agent: curl/7.52.1
> Accept: */*
>
< HTTP/1.1 200
HTTP/1.1 200
< Content-Type: text/plain;charset=UTF-8
Content-Type: text/plain;charset=UTF-8
< Content-Length: 11
Content-Length: 11
< Date: Wed, 23 May 2018 00:08:51 GMT
Date: Wed, 23 May 2018 00:08:51 GMT
<
* Curl_http_done: called premature == 0
* Connection #0 to host 127.0.0.1 left intact
Hello world#
DESKTOP-J5RVINV ~ # curl -v -i 127.0.0.1:8080 -H "Host: domain.sf1m"
* Rebuilt URL to: 127.0.0.1:8080/
* Trying 127.0.0.1...
* TCP_NODELAY set
* Connected to 127.0.0.1 (127.0.0.1) port 8080 (#0)
> GET / HTTP/1.1
> Host: domain.sf1m
> User-Agent: curl/7.52.1
> Accept: */*
>
< HTTP/1.1 400
HTTP/1.1 400
< Transfer-Encoding: chunked
Transfer-Encoding: chunked
< Date: Wed, 23 May 2018 00:08:55 GMT
Date: Wed, 23 May 2018 00:08:55 GMT
< Connection: close
Connection: close
<
* Curl_http_done: called premature == 0
* Closing connection 0
If the domain .ext contains number, spring boot web always return 400 error code.
My source code
DemoApplication.java
package com.example.demo;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
@SpringBootApplication
public class DemoApplication {
public static void main(String[] args) {
SpringApplication.run(DemoApplication.class, args);
}
}
HomeController.java
package com.example.demo;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RestController;
@RestController
public class HomeController {
@GetMapping("/")
public String home () {
return "Hello world";
}
}