diff options
| -rw-r--r-- | acmens.py | 17 |
1 files changed, 14 insertions, 3 deletions
@@ -145,17 +145,28 @@ def _do_challenge(challenge_type, authz_url, nonce_url, auth, account_key, thumb # Choose challenge. preferred_type = "dns-01" if challenge_type == "dns" else "http-01" challenge = None + dns_challenge = None http_challenge = None for c in chl_result["challenges"]: if c["type"] == preferred_type: challenge = c + if c["type"] == "dns-01": + dns_challenge = c if c["type"] == "http-01": http_challenge = c if challenge is None: if http_challenge is None: - sys.stderr.write("Error: Unable to find challenges!") - sys.exit(1) - challenge = http_challenge # Fallback to http challenge. + if dns_challenge is None: + sys.stderr.write("Error: Unable to find challenges!") + sys.exit(1) + else: + # Fallback to dns challenge. + challenge = dns_challenge + challenge_type = "dns" + else: + # Fallback to http challenge. + challenge = http_challenge + challenge_type = "http" keyauthorization = "{0}.{1}".format(challenge["token"], thumbprint) dns_payload = _b64(hashlib.sha256(keyauthorization.encode()).digest()) |