If RFC5321.MailFrom has an address with uppercase domain following error
happens:
/usr/share/rspamd/plugins/forged_recipients.lua:129: attempt to index a nil value; trace: [1]:{/usr/share/rspamd/plugins/forged_recipients.lua:129 - <unknown> [Lua]};
Lowercase a domain.
end
for _,smtp_rcpt in ipairs(smtp_rcpts) do
if not smtp_rcpt.matched then
- if not smtp_rcpt_domain_map[smtp_rcpt.domain]._seen_mime_domain then
+ if not smtp_rcpt_domain_map[smtp_rcpt.domain:lower()]._seen_mime_domain then
seen_smtp_unmatched = true
table.insert(opts, 's:' .. smtp_rcpt.addr)
end