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add logging for case reverse alias receiving email from <>

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Son NK 2021-05-22 17:11:32 +02:00
parent ade07f9449
commit ce22e16285
1 changed files with 8 additions and 0 deletions
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8
email_handler.py
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@ -1604,6 +1604,14 @@ def handle(envelope: Envelope) -> str:
# recipient starts with "reply+" or "ra+" (ra=reverse-alias) prefix
if is_reply_email(rcpt_to):
LOG.d("Reply phase %s(%s) -> %s", mail_from, copy_msg["From"], rcpt_to)
# for debugging. A reverse alias should never receive a bounce report from MTA
# as emails are sent with VERP
# but it's possible that some MTA don't send the bounce report correctly
# todo: to remove once this issue is understood
if mail_from == "<>":
LOG.exception("email from <> to reverse alias %s. \n%s", rcpt_to, msg)
is_delivered, smtp_status = handle_reply(envelope, copy_msg, rcpt_to)
res.append((is_delivered, smtp_status))
else: # Forward case