Чейто у меня чуйка что через мой постфикс спам ходит...Пока масштабы маленькие и происходит это когда "from=<>" я заметил
проверяю телнетом когда пустой сендер, вроде не проходит, но ответ 250 на mail from мне тоже не особо нравится:
EHLO localhost
250-server.somehost.com
250-PIPELINING
250-SIZE 10240000
250-VRFY
250-ETRN
250-AUTH LOGIN PLAIN DIGEST-MD5 CRAM-MD5
250 8BITMIME
mail from: <>
250 Ok
rcpt to: user@gmail.com
554 <user@gmail.com>: Recipient address rejected: Access denied
Наблюдаю вот такие вещи в логах (неавторизованный релей!):
------------
Jan 5 03:06:30 server postfix/qmgr[55037]: 1E9F678C4E: from=<>, size=3937, nrcpt=1 (queue active)
Jan 5 03:07:24 server postfix/smtp[55479]: 1E9F678C4E: to=<Cdpentameter@abcoggins.com>, relay=mail.abcoggins.com[198.31.50.21], delay=54, status=sent (250 ok 1167988010 qp 2240)
Jan 5 03:07:24 server postfix/qmgr[55037]: 1E9F678C4E: removed
------------
main.cf:
=============
command_directory = /usr/local/sbin
daemon_directory = /usr/local/libexec/postfix
mailq_path = /usr/local/bin/mailq
manpage_directory = /usr/local/man
newaliases_path = /usr/local/bin/newaliases
queue_directory = /var/spool/postfix
sample_directory = /usr/local/etc/postfix
sendmail_path = /usr/local/sbin/sendmail
alias_database = hash:/usr/local/etc/postfix/aliases
mail_owner = postfix
soft_bounce = no
mydomain = server.somehost.com
myhostname = $mydomain
mydestination = $myhostname localhost www.$myhostname
mynetworks = 127.0.0.0/8
myorigin = $mydomain
relay_domains = $mydestination
local_recipient_maps = $virtual_mailbox_maps
recipient_delimiter = +
debug_peer_level = 2
mynetworks_style = host
smtpd_sasl_application_name = smtpd
smtpd_sasl_auth_enable = yes
smtpd_sasl_local_domain = $myhostname
smtpd_sasl_security_options = noanonymous
unknown_local_recipient_reject_code = 550
setgid_group = maildrop
html_directory = no
readme_directory = no
masquerade_domains = $mydomain
inet_interfaces = 1.1.1.1 127.0.0.1
smtpd_recipient_restrictions =
permit_mynetworks,
permit_sasl_authenticated,
permit_auth_destination,
reject
smtpd_sender_restrictions =
permit_mynetworks,
permit_sasl_authenticated,
reject_unknown_sender_domain,
reject_non_fqdn_sender,
permit
smtpd_helo_restrictions = reject_invalid_hostname
smtpd_require_helo = yes
mailbox_transport = lmtp:unix:/var/imap/socket/lmtp
virtual_transport = lmtp:unix:/var/imap/socket/lmtp
virtual_mailbox_domains = domain1.com domain2.com
virtual_alias_maps = hash:/usr/local/etc/postfix/virtual
============
Че ему написать надо чтобы пустых сендеров режектил нах?