Convert domain names to lowercase before matching (#195)

Co-authored-by: RPRX <63339210+rprx@users.noreply.github.com>
This commit is contained in:
Arthur Morgan 2021-01-22 07:37:55 +08:00 committed by GitHub
parent 0b4858d016
commit 5aa053a65f
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
5 changed files with 7 additions and 2 deletions

View file

@ -364,6 +364,7 @@ func (s *Server) lookupIPInternal(domain string, option IPOption) ([]net.IP, err
if domain == "" {
return nil, newError("empty domain name")
}
domain = strings.ToLower(domain)
// normalize the FQDN form query
if domain[len(domain)-1] == '.' {