go/lego
go/lego
1
0
Fork 0
mirror of https://github.com/go-acme/lego.git synced 2025-02-16 09:21:39 +02:00
Code Issues Releases Activity

cname: stop trying to traverse cname if none have been found (#1733)

Browse Source 
Co-authored-by: Fernandez Ludovic <ldez@users.noreply.github.com>
This commit is contained in:
Jürgen Brunink 2022-10-10 20:43:33 +02:00 committed by GitHub
parent 79fcc56402
commit 5e37ee3822
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 10 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
challenge/dns01/dns_challenge.go
View File

@ -194,14 +194,18 @@ func getChallengeFqdn(domain string) string {
// Keep following CNAMEs
r, err := dnsQuery(fqdn, dns.TypeCNAME, recursiveNameservers, true)
// Check if the domain has CNAME then use that
if err == nil && r.Rcode == dns.RcodeSuccess {
fqdn = updateDomainWithCName(r, fqdn)
continue
if err != nil || r.Rcode != dns.RcodeSuccess {
// No more CNAME records to follow, exit
break
}
// No more CNAME records to follow, exit
break
// Check if the domain has CNAME then use that
cname := updateDomainWithCName(r, fqdn)
if cname == fqdn {
break
}
fqdn = cname
}
return fqdn