Print SSHFP fingerprint as lowercase hex

https://datatracker.ietf.org/doc/html/rfc4255#section-3.2 uses lowercase.
miekg · Aug 22, 2023 · 94a3559 · 94a3559
1 parent 48f38eb
commit 94a3559
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Showing 2 changed files with 2 additions and 2 deletions.
diff --git a/parse_test.go b/parse_test.go
@@ -1414,7 +1414,7 @@ func TestParseSSHFP(t *testing.T) {
  "\t\t\t\t\tB6159E30723665DA95BB )",
  "test.example.org.\t300\tSSHFP\t1 2 ( BC6533CDC 95A79078A39A56EA7635984ED655318AD A9B6159E3072366 5DA95BB )",
  }
- result := "test.example.org.\t300\tIN\tSSHFP\t1 2 BC6533CDC95A79078A39A56EA7635984ED655318ADA9B6159E30723665DA95BB"
+ result := "test.example.org.\t300\tIN\tSSHFP\t1 2 bc6533cdc95a79078a39a56ea7635984ed655318ada9b6159e30723665da95bb"
  for _, o := range lt {
  rr, err := NewRR(o)
  if err != nil {

diff --git a/types.go b/types.go
@@ -985,7 +985,7 @@ type SSHFP struct {
 func (rr *SSHFP) String() string {
  return rr.Hdr.String() + strconv.Itoa(int(rr.Algorithm)) +
  " " + strconv.Itoa(int(rr.Type)) +
- " " + strings.ToUpper(rr.FingerPrint)
+ " " + strings.ToLower(rr.FingerPrint)
 }
 
 // KEY RR. See RFC RFC 2535.