Postfix + pombal e sasl. Funciona até agora com 1 domínio.
Adicionado um domínio virtual. A correspondência recebida para isso funciona. A saída, entretanto, apresenta falha na autenticação SASL.
Por que falha eu não sei.
/etc/sasl2/smtpd.conf se parece com:
pwcheck_method: auxprop
auxprop_plugin: sasldb
mech_list: PLAIN LOGIN
saída postconf -n:
alias_database = hash:/etc/aliases
alias_maps = hash:/etc/aliases
broken_sasl_auth_clients = yes
command_directory = /usr/sbin
config_directory = /etc/postfix
daemon_directory = /usr/libexec/postfix
data_directory = /var/lib/postfix
debug_peer_level = 2
html_directory = no
inet_interfaces = all
inet_protocols = all
mail_owner = postfix
mailbox_size_limit = 0
mailq_path = /usr/bin/mailq.postfix
manpage_directory = /usr/share/man
message_size_limit = 40960000
mydestination = $myhostname, localhost.$mydomain, localhost, $mydomain, mail.$mydomain
mydomain = primary.net
myhostname = mail.primary.net
myorigin = $myhostname
newaliases_path = /usr/bin/newaliases.postfix
queue_directory = /var/spool/postfix
readme_directory = /usr/share/doc/postfix-2.6.6/README_FILES
relay_domains = $mydestination, primary.net, seconddomain.org
sample_directory = /usr/share/doc/postfix-2.6.6/samples
sendmail_path = /usr/sbin/sendmail.postfix
setgid_group = postdrop
smtpd_client_restrictions = permit_sasl_authenticated
smtpd_data_restrictions = reject_unauth_pipelining
smtpd_helo_required = yes
smtpd_helo_restrictions = reject_non_fqdn_hostname
smtpd_recipient_restrictions = permit_sasl_authenticated,
permit_mynetworks,
reject_invalid_hostname,
reject_unauth_pipelining,
reject_unauth_destination,
reject_rbl_client sbl-xbl.spamhaus.org,
permit
smtpd_sasl_auth_enable = yes
smtpd_sasl_path = private/auth
smtpd_sasl_type = dovecot
smtpd_sender_restrictions = reject_unknown_sender_domain
soft_bounce = no
unknown_local_recipient_reject_code = 550
virtual_alias_domains = mail.seconddomain.org
virtual_alias_maps = hash:/etc/postfix/virtual
O domínio de alias virtual funciona. Mas quando tento autenticar com um maillog de domínio virtual gera o erro:
SASL PLAIN authentication failed
Alguma idéia do que devo olhar?
Atualização nº 1:
Seguindo as instruções abaixo ainda não consegui autenticar, então instalei o saslfinger e aqui está o resultado:
saslfinger - postfix Cyrus sasl configuration Tue Mar 24 07:23:10 GMT 2015
version: 1.0.2
mode: server-side SMTP AUTH
-- basics --
Postfix: 2.6.6
System: CentOS release 6.5 (Final)
-- smtpd is linked to --
libsasl2.so.2 => /usr/lib64/libsasl2.so.2 (0x00007ff8b9655000)
-- active SMTP AUTH and TLS parameters for smtpd --
broken_sasl_auth_clients = yes
smtpd_sasl_auth_enable = yes
smtpd_sasl_authenticated_header = no
smtpd_sasl_path = private/auth
smtpd_sasl_security_options = noanonymous
smtpd_sasl_type = dovecot
-- listing of /usr/lib64/sasl2 --
total 504
drwxr-xr-x. 2 root root 4096 Sep 15 2013 .
dr-xr-xr-x. 43 root root 20480 Jun 20 2014 ..
-rwxr-xr-x. 1 root root 18776 Nov 27 2012 libanonymous.so
-rwxr-xr-x. 1 root root 18776 Nov 27 2012 libanonymous.so.2
-rwxr-xr-x. 1 root root 18776 Nov 27 2012 libanonymous.so.2.0.23
-rwxr-xr-x 1 root root 22936 Nov 27 2012 libcrammd5.so
-rwxr-xr-x 1 root root 22936 Nov 27 2012 libcrammd5.so.2
-rwxr-xr-x 1 root root 22936 Nov 27 2012 libcrammd5.so.2.0.23
-rwxr-xr-x 1 root root 52088 Nov 27 2012 libdigestmd5.so
-rwxr-xr-x 1 root root 52088 Nov 27 2012 libdigestmd5.so.2
-rwxr-xr-x 1 root root 52088 Nov 27 2012 libdigestmd5.so.2.0.23
-rwxr-xr-x. 1 root root 18808 Nov 27 2012 liblogin.so
-rwxr-xr-x. 1 root root 18808 Nov 27 2012 liblogin.so.2
-rwxr-xr-x. 1 root root 18808 Nov 27 2012 liblogin.so.2.0.23
-rwxr-xr-x. 1 root root 18808 Nov 27 2012 libplain.so
-rwxr-xr-x. 1 root root 18808 Nov 27 2012 libplain.so.2
-rwxr-xr-x. 1 root root 18808 Nov 27 2012 libplain.so.2.0.23
-rwxr-xr-x. 1 root root 22784 Nov 27 2012 libsasldb.so
-rwxr-xr-x. 1 root root 22784 Nov 27 2012 libsasldb.so.2
-rwxr-xr-x. 1 root root 22784 Nov 27 2012 libsasldb.so.2.0.23
-- listing of /etc/sasl2 --
total 12
drwxr-xr-x. 2 root root 4096 Sep 20 2013 .
drwxr-xr-x. 93 root root 4096 Mar 22 03:43 ..
-rw-r--r--. 1 root root 70 Mar 24 07:22 smtpd.conf
-- content of /etc/sasl2/smtpd.conf --
pwcheck_method: auxprop
auxprop_plugin: sasldb
mech_list: PLAIN LOGIN
-- active services in /etc/postfix/master.cf --
# service type private unpriv chroot wakeup maxproc command + args
# (yes) (yes) (yes) (never) (100)
smtp inet n - n - - smtpd
submission inet n - - - - smtpd
-o smtpd_sasl_auth_enable=yes
-o smtpd_sasl_type=dovecot
-o smtpd_sasl_path=private/auth
-o smtpd_sasl_security_options=noanonymous
-o smtpd_sasl_local_domain=$myhostname
-o smtpd_client_restrictions=permit_sasl_authenticated,reject
-o smtpd_sender_login_maps=hash:/etc/postfix/virtual
smtps inet n - n - - smtpd
pickup fifo n - n 60 1 pickup
cleanup unix n - n - 0 cleanup
qmgr fifo n - n 300 1 qmgr
tlsmgr unix - - n 1000? 1 tlsmgr
rewrite unix - - n - - trivial-rewrite
bounce unix - - n - 0 bounce
defer unix - - n - 0 bounce
trace unix - - n - 0 bounce
verify unix - - n - 1 verify
flush unix n - n 1000? 0 flush
proxymap unix - - n - - proxymap
proxywrite unix - - n - 1 proxymap
smtp unix - - n - - smtp
relay unix - - n - - smtp
-o smtp_fallback_relay=
showq unix n - n - - showq
error unix - - n - - error
retry unix - - n - - error
discard unix - - n - - discard
local unix - n n - - local
virtual unix - n n - - virtual
lmtp unix - - n - - lmtp
anvil unix - - n - 1 anvil
scache unix - - n - 1 scache
-- mechanisms on localhost --
250-AUTH PLAIN LOGIN
250-AUTH=PLAIN LOGIN
-- end of saslfinger output --
Atualização nº 2:
Ativei o modo detalhado e aqui está o resultado após tentar enviar um e-mail: Observação: removi o carimbo de data e hora srv postfix/smtpd[29481]:de cada linha para torná-lo um pouco menor de se ver:
dict_eval: const mail
dict_eval: const all
dict_eval: const
dict_eval: const
dict_eval: const
name_mask: all
dict_eval: const mail.mydomain.net
dict_eval: const mydomain.net
dict_eval: const Postfix
dict_eval: expand ${multi_instance_name:postfix}${multi_instance_name?$multi_instance_name} -> postfix
dict_eval: const postfix
dict_eval: const postdrop
dict_eval: expand $myhostname, localhost.$mydomain, localhost, $mydomain,?mail.$mydomain -> mail.mydomain.net, localhost.mydomain.net, localhost, mydomain.net,?mail.mydomain.net
dict_eval: expand $myhostname -> mail.mydomain.net
dict_eval: const
dict_eval: const /usr/libexec/postfix
dict_eval: const /var/lib/postfix
dict_eval: const /usr/sbin
dict_eval: const /var/spool/postfix
dict_eval: const pid
dict_eval: const all
dict_eval: const
dict_eval: const double-bounce
dict_eval: const nobody
dict_eval: const hash:/etc/aliases
dict_eval: const 20100319
dict_eval: const 2.6.6
dict_eval: const hash
dict_eval: const deferred, defer
dict_eval: const
dict_eval: expand $mydestination, mydomain.net, anotherdomain.org -> mail.mydomain.net, localhost.mydomain.net, localhost, mydomain.net,?mail.mydomain.net, mydomain.net, anotherdomain.org
dict_eval: expand $relay_domains -> mail.mydomain.net, localhost.mydomain.net, localhost, mydomain.net,?mail.mydomain.net, mydomain.net, anotherdomain.org
dict_eval: const TZ MAIL_CONFIG LANG
dict_eval: const MAIL_CONFIG MAIL_DEBUG MAIL_LOGTAG TZ XAUTHORITY DISPLAY LANG=C
dict_eval: const subnet
dict_eval: const 127.0.0.1
dict_eval: const +=
dict_eval: const -=+
dict_eval: const debug_peer_list,fast_flush_domains,mynetworks,permit_mx_backup_networks,qmqpd_authorized_clients,relay_domains,smtpd_access_maps
dict_eval: const
dict_eval: const bounce
dict_eval: const cleanup
dict_eval: const defer
dict_eval: const pickup
dict_eval: const qmgr
dict_eval: const rewrite
dict_eval: const showq
dict_eval: const error
dict_eval: const flush
dict_eval: const verify
dict_eval: const trace
dict_eval: const proxymap
dict_eval: const proxywrite
dict_eval: const
dict_eval: const
dict_eval: const 40960000
dict_eval: const 2
dict_eval: const no
dict_eval: const 100s
dict_eval: const 100s
dict_eval: const 100s
dict_eval: const 100s
dict_eval: const 3600s
dict_eval: const 3600s
dict_eval: const 5s
dict_eval: const 5s
dict_eval: const 1000s
dict_eval: const 1000s
dict_eval: const 10s
dict_eval: const 10s
dict_eval: const 1s
dict_eval: const 1s
dict_eval: const 1s
dict_eval: const 1s
dict_eval: const 500s
dict_eval: const 500s
dict_eval: const 18000s
dict_eval: const 18000s
dict_eval: const 1s
dict_eval: const 1s
name_mask: subnet
inet_addr_local: configured 2 IPv4 addresses
inet_addr_local: configured 2 IPv6 addresses
been_here: 127.0.0.0/8: 0
been_here: 77.0.0.0/8: 0
been_here: [::1]/128: 0
been_here: [fe80::%eth0]/64: 0
mynetworks: 127.0.0.0/8 77.0.0.0/8 [::1]/128 [fe80::%eth0]/64
dict_eval: const 127.0.0.0/8 77.0.0.0/8 [::1]/128 [fe80::%eth0]/64
dict_eval: const 10
dict_eval: expand ${stress?1}${stress:20} -> 20
dict_eval: expand ${stress?1}${stress:100} -> 100
dict_eval: expand ${stress?1}${stress:3} -> 3
dict_eval: const 550
dict_eval: expand $myhostname ESMTP $mail_name -> mail.mydomain.net ESMTP Postfix
dict_eval: const resource, software
dict_eval: const permit_sasl_authenticated
dict_eval: const reject_non_fqdn_hostname
dict_eval: const reject_unknown_sender_domain
dict_eval: const permit_sasl_authenticated,?permit_mynetworks, reject_invalid_hostname, reject_unauth_pipelining,?reject_unauth_destination,?reject_rbl_client sbl-xbl.spamhaus.org, ?permit
dict_eval: const
dict_eval: const reject_unauth_pipelining
dict_eval: const
dict_eval: const
dict_eval: const
dict_eval: const postmaster
dict_eval: const
dict_eval: const
dict_eval: const
dict_eval: const hash:/etc/postfix/virtual
dict_eval: const
dict_eval: const hash:/etc/aliases
dict_eval: expand proxy:unix:passwd.byname $alias_maps -> proxy:unix:passwd.byname hash:/etc/aliases
dict_eval: const noanonymous
dict_eval: const private/auth
dict_eval: const
dict_eval: const
dict_eval: const
dict_eval: const
dict_eval: const
dict_eval: const
dict_eval: const
dict_eval: const CONNECT GET POST
dict_eval: const <>
dict_eval: const
dict_eval: expand $double_bounce_sender -> double-bounce
dict_eval: expand $authorized_verp_clients ->
dict_eval: const
dict_eval: expand $myhostname -> mail.mydomain.net
dict_eval: const
dict_eval: const
dict_eval: const
dict_eval: expand ${smtpd_client_connection_limit_exceptions:$mynetworks} -> 127.0.0.0/8 77.0.0.0/8 [::1]/128 [fe80::%eth0]/64
dict_eval: const permit_inet_interfaces
dict_eval: const
dict_eval: const
dict_eval: const
dict_eval: expand $smtpd_sasl_security_options -> noanonymous
dict_eval: const
dict_eval: expand $smtpd_tls_cert_file ->
dict_eval: const
dict_eval: expand $smtpd_tls_dcert_file ->
dict_eval: const
dict_eval: expand $smtpd_tls_eccert_file ->
dict_eval: const
dict_eval: const
dict_eval: const export
dict_eval: const medium
dict_eval: const
dict_eval: const
dict_eval: const
dict_eval: const SSLv3, TLSv1
dict_eval: const
dict_eval: const
dict_eval: const none
dict_eval: const md5
dict_eval: const
dict_eval: const dovecot
dict_eval: const
dict_eval: const j {daemon_name} v
dict_eval: const {tls_version} {cipher} {cipher_bits} {cert_subject} {cert_issuer}
dict_eval: const i {auth_type} {auth_authen} {auth_author} {mail_addr} {mail_host} {mail_mailer}
dict_eval: const i {rcpt_addr} {rcpt_host} {rcpt_mailer}
dict_eval: const i
dict_eval: const i
dict_eval: const i
dict_eval: const
dict_eval: const 6
dict_eval: const tempfail
dict_eval: expand $myhostname -> mail.mydomain.net
dict_eval: expand $mail_name $mail_version -> Postfix 2.6.6
dict_eval: const
dict_eval: const
dict_eval: const
dict_eval: const defer_if_permit
dict_eval: expand $reject_tempfail_action -> defer_if_permit
dict_eval: expand $reject_tempfail_action -> defer_if_permit
dict_eval: expand $reject_tempfail_action -> defer_if_permit
dict_eval: expand $reject_tempfail_action -> defer_if_permit
dict_eval: const yes
dict_eval: const yes
dict_eval: const no
dict_eval: const yes
dict_eval: expand ${stress?10}${stress:300}s -> 300s
dict_eval: expand ${stress?10}${stress:300}s -> 300s
dict_eval: const 1s
dict_eval: const 1s
dict_eval: const 100s
dict_eval: const 100s
dict_eval: const 3s
dict_eval: const 3s
dict_eval: const 100s
dict_eval: const 100s
dict_eval: const 300s
dict_eval: const 300s
dict_eval: const 1000s
dict_eval: const 1000s
dict_eval: const 300s
dict_eval: const 300s
dict_eval: const 3600s
Responder1
Desculpe porcomentário enganoso acima. Quando você usa sasldb, não precisa saslauthd executar. Assim, você pode removê-lo com segurança do script de inicialização. Você deve executar saslauthd quandovocê verifica a senha via usuário do sistema, LDAP ou IMAP remoto.
A primeira etapa é criar um banco de dados para sasldb usando saslpasswd2binário
# saslpasswd2 -c [email protected]
Password:
Again (for verification):
Por favor, verifique executando sasldblistusers2
# sasldblistusers2
[email protected]: userPassword
Isso salvará o banco de dados no arquivo sasldb2, no meu sistema o arquivo é /etc/sasldb2. Como precisamos do postfix (via biblioteca SASL) para lê-lo, adicione a alteração ao grupo deste arquivo para que o postfix possa lê-lo.
# ls -l /etc/sasldb2
-rw-r----- 1 root root 12288 Feb 27 06:09 /etc/sasldb2
# chgrp postfix /etc/sasldb2
# ls -l /etc/sasldb2
-rw-r----- 1 root postfix 12288 Feb 27 06:09 /etc/sasldb2
Seu /etc/sasl2/smtpd.confarquivo acima estava bem.
pwcheck_method: auxprop
auxprop_plugin: sasldb
mech_list: PLAIN LOGIN
Então teste
Gerar string Base64 do formato de credencial PLAIN
# echo -ne '\[email protected]\000thepassword' | openssl base64 SomERandOMCharActERTeste a credencial
telnet localhost 25 Trying ::1... Connected to localhost. Escape character is '^]'. 220 mail.example.com ESMTP Postfix EHLO localhost 250-mail.example.com 250-PIPELINING 250-SIZE 10240000 250-VRFY 250-ETRN 250-AUTH PLAIN LOGIN 250-ENHANCEDSTATUSCODES 250-8BITMIME 250 DSN AUTH PLAIN SomERandOMCharActER 235 2.7.0 Authentication successful
Testado em CentOS 6.5 com postfix 2.3.3 e cyrus sasl versão 2.1
Referências:
- Leiame do Postfix SASL
- Algum tutorial útil de Tom:SMTP autenticado com Postfix no CentOS, The Easy Way
PS: Se você ainda encontrar o problema, poste a saída do saslfingerbinário
saslfinger -s
Você pode baixá-lo emsite do autor do livro Postfix
Se o seu postfix estiver na configuração chroot, o postfix não poderá acessar /etc/sasldb2o nome de usuário autenticado. Para superar esse problema, temos duas alternativas:
- No master.cf, desative o chroot em //
submissionservice ou qualquer outro serviço que use bináriosmtpdsmtpssmtpd Mova sasldb2 para
/var/spool/postfix/etc/curtiresta postagem. Você também pode criar um link simbólico/var/spool/postfix/etc/sasldb2/para/etc/sasldb2.ln -sf /var/spool/postfix/etc/sasldb2 /etc/