From 29e9b5c67b1b9b1a1da73e27c1617e5f467805af Mon Sep 17 00:00:00 2001 From: Mark Sapiro Date: Thu, 16 May 2019 18:42:19 -0700 Subject: Remove unnecessary kludges from DSN recognition. --- Mailman/Bouncers/DSN.py | 28 +--------------------------- 1 file changed, 1 insertion(+), 27 deletions(-) (limited to 'Mailman/Bouncers') diff --git a/Mailman/Bouncers/DSN.py b/Mailman/Bouncers/DSN.py index b316c696..06edc5b0 100644 --- a/Mailman/Bouncers/DSN.py +++ b/Mailman/Bouncers/DSN.py @@ -35,7 +35,7 @@ except NameError: -def check(msg): +def process(msg): # Iterate over each message/delivery-status subpart addrs = [] for part in typed_subpart_iterator(msg, 'message', 'delivery-status'): @@ -86,29 +86,3 @@ def check(msg): realname, a = parseaddr(a) rtnaddrs[a] = True return rtnaddrs.keys() - - - -def process(msg): - # We've seen some fairly bogus DSNs, allegedly from postfix that are - # multipart/mixed with 3 subparts - a text/plain postfix like part, a - # message/delivery-status part and a message/rfc822 part with the original - # message. Deal with it as follows. - if (msg.is_multipart() and len(msg.get_payload()) == 3 and - msg.get_payload()[1].get_content_type() == 'message/delivery-status'): - return check(msg.get_payload()[1]) - # A DSN has been seen wrapped with a "legal disclaimer" by an outgoing MTA - # in a multipart/mixed outer part. - if msg.is_multipart() and msg.get_content_subtype() == 'mixed': - msg = msg.get_payload()[0] - # The above will suffice if the original message 'parts' were wrapped with - # the disclaimer added, but the original DSN can be wrapped as a - # message/rfc822 part. We need to test that too. - if msg.is_multipart() and msg.get_content_type() == 'message/rfc822': - msg = msg.get_payload()[0] - # The report-type parameter should be "delivery-status", but it seems that - # some DSN generating MTAs don't include this on the Content-Type: header, - # so let's relax the test a bit. - if not msg.is_multipart() or msg.get_content_subtype() <> 'report': - return None - return check(msg) -- cgit v1.2.3