[Postfix-br] Problema com auntenticação externa para enviar e-mails
Marcio L Santos
marciolsantos80 em gmail.com
Segunda Março 2 13:38:20 BRT 2015
Ola Victorio e Nilton segui os links que voces mandaram e consegui
resolver usando o dovecot.
Obrigado!
Deixo aqui nesse mesmo topico a mensagem do Nilton com os links, a do
Victorio esta nessa mesma thread...
2015-02-18 12:07 GMT-02:00 Nilton OS <>:
> Olá Marcio bom dia, porque você não usa o auth do dovecot.
>
> http://wiki.centos.org/HowTos/postfix_sasl
>
> http://wiki2.dovecot.org/HowTo/PostfixAndDovecotSASL
> http://wiki2.dovecot.org/BasicConfiguration
>
>
> http://www.tummy.com/software/vpostmaster/recipes/dovecotsasl.html
>
2015-02-18 15:24 GMT-02:00 Victório <vic em wa.pro.br>:
> On 18-02-2015 14:00, Marcio L Santos wrote:
>>
>> Ola Victorio, como comentei no 1o post esse servidor foi legado, ate
>> entao nao tinha mexido nele. o nilton OS mandou antes uns links sobre
>> o dovecot....Ontem de noite ja tive uma tentativa frustada de fazer
>> funcionar. Vou tentar hoje com mais calma e ver se consigo fazer
>> funcionar com o dovecot.
>> Nao sou muito manso com postfix, e a pessoa que configurou nao deixou
>> nada documentado, pelo que pude ver ele foi pegando tutorial daqui e
>> dali e tentando ate fazer funcionar.
>
>
> Fiz a pergunta porque é bem mais simples usar a autenticação do dovecot
> quando já se usa ele para gerenciar as caixas de correio, afinal toda parte
> de acesso ao backend de autenticação (passwd, sql, ldap, etc.) já tá pronto.
>
> A configuração é bem simples: http://www.postfix.org/SASL_README.html e
> http://wiki2.dovecot.org/HowTo/PostfixAndDovecotSASL
>
>
>> 2015-02-18 13:25 GMT-02:00 Victório <vic em wa.pro.br>:
>>>
>>> On 17-02-2015 13:16, Marcio L Santos wrote:
>>>>
>>>> E segue no mesmo... o que notei é que parece ser um problema com o
>>>> saslauthd, pois na rede interna funciona pois as contas estao sem
>>>> autenticação, se coloco autenticação ocorre o mesmo problema
>>>
>>>
>>> Mas se você usa o dovecot para pop3/imap, porque não usá-lo também para
>>> autenticação smtp?
>>>
>>>
>>>
>>>
>>>> 2015-02-13 8:52 GMT-02:00 Marcio L Santos <marciolsantos80 em gmail.com>:
>>>>>
>>>>> Mias um teste realizado hoje
>>>>> Os comandos:
>>>>> testsaslauthd -s smtp -u <myusername> -p <mypassword>
>>>>> testsaslauthd -s smtpd -u <myusername> -p <mypassword>
>>>>> testsaslauthd -u <myusername> -p <mypassword>
>>>>>
>>>>> Retornaram: 0: NO "authentication failed"
>>>>> E nos logs ( messages):
>>>>>
>>>>> Feb 13 08:38:57 mail saslauthd[1925]: do_auth : auth failure:
>>>>> [user=teste] [service=smtpd] [realm=] [mech=pam] [reason=PAM auth
>>>>> error]
>>>>> Feb 13 08:39:07 mail saslauthd[1927]: do_auth : auth failure:
>>>>> [user=teste] [service=imap] [realm=] [mech=pam] [reason=PAM auth
>>>>> error]
>>>>>
>>>>> 2015-02-13 8:07 GMT-02:00 Marcio L Santos <marciolsantos80 em gmail.com>:
>>>>>>
>>>>>> Julio, aquela opção que comentei no primeiro post e reproduzo abaixo,
>>>>>> poderia ajudar? Ou nao tem nada a ver?
>>>>>> Nao executei pois tenho receio de piorar ao inves de ajudar .....
>>>>>>
>>>>>> https://www.virtualmin.com/node/12960
>>>>>>
>>>>>> Well, the issue that appears to be occurring above looks like a
>>>>>> problem with Postfix talking to the saslauth daemon.
>>>>>>
>>>>>> I've seen that occur on older Ubuntu/Debian installs (in theory, that
>>>>>> should be corrected with the current install.sh script).
>>>>>>
>>>>>> However, to resolve it, run this command as root:
>>>>>>
>>>>>> usermod -a -G sasl postfix
>>>>>>
>>>>>> And then restart Saslauthd:
>>>>>>
>>>>>> /etc/init.d/saslauthd restart
>>>>>>
>>>>>> 2015-02-12 13:47 GMT-02:00 Marcio L Santos
>>>>>> <marciolsantos80 em gmail.com>:
>>>>>>>
>>>>>>> Mesmo erro....testei no celular com a porta 587, com autenticacao e
>>>>>>> tls e tambem sem o tls....
>>>>>>> Sempre da no celular quando vou configurar a saida:
>>>>>>> 535 5.7.0 Error; authentication failed: authentication failure
>>>>>>> E os logs do postfix (maillog) a mesma coisa de antes
>>>>>>> Feb 12 13:34:17 mail postfix/smtpd[4065]: warning: 179.219.xxx.xxx:
>>>>>>> hostname xxx.virtua.com.br verification failed: Name or service not
>>>>>>> known
>>>>>>> Feb 12 13:34:17 mail postfix/smtpd[4065]: connect from
>>>>>>> unknown[179.219.xxx.xxx]
>>>>>>> Feb 12 13:34:18 mail postfix/smtpd[4065]: warning: SASL
>>>>>>> authentication
>>>>>>> failure: Password verification failed
>>>>>>> Feb 12 13:34:18 mail postfix/smtpd[4065]: warning:
>>>>>>> unknown[179.219.xxx.xxx]: SASL PLAIN authentication failed:
>>>>>>> authentication failure
>>>>>>>
>>>>>>> 2015-02-12 13:34 GMT-02:00 Julio Cesar Covolato <julio em psi.com.br>:
>>>>>>>>
>>>>>>>> Ok. Configure um cliente externo para usar a porta 587 para
>>>>>>>> envios...
>>>>>>>>
>>>>>>>> -----------------------------
>>>>>>>> _ Engº Julio Cesar Covolato
>>>>>>>> 0v0 <julio em psi.com.br>
>>>>>>>> /(_)\ F: 55-11-3129-3366
>>>>>>>> ^ ^ PSI INTERNET
>>>>>>>> -----------------------------
>>>>>>>>
>>>>>>>> On 12/02/2015 13:13, Marcio L Santos wrote:
>>>>>>>>>
>>>>>>>>> Ola Julio, obrigado pela ajuda, a principio esta sim..... O meu
>>>>>>>>> master.cf esta assim:
>>>>>>>>>
>>>>>>>>> smtp inet n - n - - smtpd
>>>>>>>>> submission inet n - n - - smtpd
>>>>>>>>> -o smtpd_enforce_tls=yes
>>>>>>>>> -o smtpd_sasl_auth_enable=yes
>>>>>>>>> -o smtpd_client_restrictions=permit_sasl_authenticated,reject
>>>>>>>>> smtps inet n - n - - smtpd
>>>>>>>>> -o smtpd_tls_wrappermode=yes
>>>>>>>>> -o smtpd_sasl_auth_enable=yes
>>>>>>>>> -o smtpd_client_restrictions=permit_sasl_authenticated,reject
>>>>>>>>> #628 inet n - n - - qmqpd
>>>>>>>>> pickup fifo n - n 60 1 pickup
>>>>>>>>> cleanup unix n - n - 0 cleanup
>>>>>>>>> qmgr fifo n - n 300 1 qmgr
>>>>>>>>> #qmgr fifo n - n 300 1 oqmgr
>>>>>>>>> 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
>>>>>>>>> smtp unix - - n - - smtp
>>>>>>>>> # When relaying mail as backup MX, disable fallback_relay to avoid
>>>>>>>>> MX
>>>>>>>>> loops
>>>>>>>>> relay unix - - n - - smtp
>>>>>>>>> -o fallback_relay=
>>>>>>>>> # -o smtp_helo_timeout=5 -o smtp_connect_timeout=5
>>>>>>>>> # -o smtp_helo_timeout=5 -o smtp_connect_timeout=5
>>>>>>>>> showq unix n - n - - showq
>>>>>>>>> error 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
>>>>>>>>> #
>>>>>>>>> #
>>>>>>>>>
>>>>>>>>> ====================================================================
>>>>>>>>> # Interfaces to non-Postfix software. Be sure to examine the manual
>>>>>>>>> # pages of the non-Postfix software to find out what options it
>>>>>>>>> wants.
>>>>>>>>> #
>>>>>>>>> # Many of the following services use the Postfix pipe(8) delivery
>>>>>>>>> # agent. See the pipe(8) man page for information about
>>>>>>>>> ${recipient}
>>>>>>>>> # and other message envelope options.
>>>>>>>>> #
>>>>>>>>>
>>>>>>>>> ====================================================================
>>>>>>>>> #
>>>>>>>>> # maildrop. See the Postfix MAILDROP_README file for details.
>>>>>>>>> # Also specify in main.cf: maildrop_destination_recipient_limit=1
>>>>>>>>> #
>>>>>>>>> maildrop unix - n n - - pipe
>>>>>>>>> flags=DRhu user=vmail argv=/usr/local/bin/maildrop -d
>>>>>>>>> ${recipient}
>>>>>>>>> ##maildrop unix - n n - - pipe
>>>>>>>>> ## flags=DRhu user=vmail argv=/usr/bin/env SENDER=${sender}
>>>>>>>>> ## RECIPIENT=${recipient} EXTENSION=${extension} /usr/bin/maildrop
>>>>>>>>> ## -w 90 -d ${user}@${nexthop} ${extension} ${recipient} ${user}
>>>>>>>>> ${nexthop}
>>>>>>>>> #
>>>>>>>>> # The Cyrus deliver program has changed incompatibly, multiple
>>>>>>>>> times.
>>>>>>>>> #
>>>>>>>>> old-cyrus unix - n n - - pipe
>>>>>>>>> flags=R user=cyrus argv=/usr/lib/cyrus-imapd/deliver -e -m
>>>>>>>>> ${extension} ${user}
>>>>>>>>> # Cyrus 2.1.5 (Amos Gouaux)
>>>>>>>>> # Also specify in main.cf: cyrus_destination_recipient_limit=1
>>>>>>>>> #cyrus unix - n n - - pipe
>>>>>>>>> # user=cyrus argv=/usr/lib/cyrus-imapd/deliver -e -r ${sender} -m
>>>>>>>>> ${extension} ${user}
>>>>>>>>> #
>>>>>>>>> # See the Postfix UUCP_README file for configuration details.
>>>>>>>>> #
>>>>>>>>> uucp unix - n n - - pipe
>>>>>>>>> flags=Fqhu user=uucp argv=uux -r -n -z -a$sender -
>>>>>>>>> $nexthop!rmail
>>>>>>>>> ($recipient)
>>>>>>>>> #
>>>>>>>>> # Other external delivery methods.
>>>>>>>>> #
>>>>>>>>> ifmail unix - n n - - pipe
>>>>>>>>> flags=F user=ftn argv=/usr/lib/ifmail/ifmail -r $nexthop
>>>>>>>>> ($recipient)
>>>>>>>>> bsmtp unix - n n - - pipe
>>>>>>>>> flags=Fq. user=foo argv=/usr/local/sbin/bsmtp -f $sender
>>>>>>>>> $nexthop
>>>>>>>>> $recipient
>>>>>>>>>
>>>>>>>>> # Vacation
>>>>>>>>> vacation unix - n n - - pipe
>>>>>>>>> flags=Rq user=vacation argv=/var/spool/vacation/vacation.pl
>>>>>>>>> -f
>>>>>>>>> $(sender) ${recipient}
>>>>>>>>>
>>>>>>>>> ## DOVECOT ##
>>>>>>>>> dovecot unix - n n - - pipe
>>>>>>>>> flags=DRhu user=vmail:mail argv=/usr/libexec/dovecot/deliver
>>>>>>>>> -d
>>>>>>>>> $(recipient)
>>>>>>>>> ## Amavis ##
>>>>>>>>> amavisfeed unix - - n - 2 lmtp
>>>>>>>>> -o lmtp_data_done_timeout=1200
>>>>>>>>> -o lmtp_send_xforward_command=yes
>>>>>>>>> -o disable_dns_lookups=yes
>>>>>>>>> -o max_use=20
>>>>>>>>>
>>>>>>>>> 127.0.0.1:10025 inet n - n - - smtpd
>>>>>>>>> -o content_filter=
>>>>>>>>> -o smtpd_delay_reject=no
>>>>>>>>> -o smtpd_client_restrictions=permit_mynetworks,reject
>>>>>>>>> -o smtpd_helo_restrictions=
>>>>>>>>> -o smtpd_sender_restrictions=
>>>>>>>>> -o smtpd_recipient_restrictions=permit_mynetworks,reject
>>>>>>>>> -o smtpd_data_restrictions=reject_unauth_pipelining
>>>>>>>>> -o smtpd_end_of_data_restrictions=
>>>>>>>>> -o smtpd_restriction_classes=
>>>>>>>>> -o mynetworks=127.0.0.0/8
>>>>>>>>> -o smtpd_error_sleep_time=0
>>>>>>>>> -o smtpd_soft_error_limit=1001
>>>>>>>>> -o smtpd_hard_error_limit=1000
>>>>>>>>> -o smtpd_client_connection_count_limit=0
>>>>>>>>> -o smtpd_client_connection_rate_limit=0
>>>>>>>>> -o
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> receive_override_options=no_header_body_checks,no_unknown_recipient_checks,no_milters,no_address_mappings
>>>>>>>>> -o local_header_rewrite_clients=
>>>>>>>>> -o smtpd_milters=
>>>>>>>>> -o local_recipient_maps=
>>>>>>>>> -o relay_recipient_maps=
>>>>>>>>>
>>>>>>>>> 2015-02-12 12:52 GMT-02:00 Julio Cesar Covolato <julio em psi.com.br>:
>>>>>>>>>>
>>>>>>>>>> Olá Marcio.
>>>>>>>>>>
>>>>>>>>>> Vc liberou a porta submission 587 ou smtps 465 para acessos
>>>>>>>>>> externos?
>>>>>>>>>> Se não, adicione ao seu /etc/postfix/master.cf:
>>>>>>>>>>
>>>>>>>>>> submission inet n - n - - smtpd
>>>>>>>>>> -o smtpd_enforce_tls=yes
>>>>>>>>>> -o smtpd_sasl_auth_enable=yes
>>>>>>>>>> -o
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> smtpd_client_restrictions=permit_mynetworks,permit_sasl_authenticated,reject
>>>>>>>>>> # -o content_filter=smtp-amavis:[127.0.0.1]:10026
>>>>>>>>>> -o syslog_name=postfix/submission
>>>>>>>>>> # -o receive_override_options=no_header_body_checks
>>>>>>>>>>
>>>>>>>>>> smtps inet n - n - - smtpd
>>>>>>>>>> -o smtpd_tls_wrappermode=yes
>>>>>>>>>> -o smtpd_sasl_auth_enable=yes
>>>>>>>>>> -o smtpd_client_restrictions=permit_sasl_authenticated,reject
>>>>>>>>>> # -o content_filter=smtp-amavis:[127.0.0.1]:10026
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> E configure seus clientes para enviarem numa dessas portas.
>>>>>>>>>>
>>>>>>>>>> -----------------------------
>>>>>>>>>> _ Engº Julio Cesar Covolato
>>>>>>>>>> 0v0 <julio em psi.com.br>
>>>>>>>>>> /(_)\ F: 55-11-3129-3366
>>>>>>>>>> ^ ^ PSI INTERNET
>>>>>>>>>> -----------------------------
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> On 12/02/2015 11:28, Marcio L Santos wrote:
>>>>>>>>>>>
>>>>>>>>>>> Bom dia pessoal, tenho um postfix + mysql + dovecot rodando em um
>>>>>>>>>>> centos
>>>>>>>>>>> 5.6
>>>>>>>>>>> è uma máquina antiga "herdada" da antiga administração da TI.
>>>>>>>>>>> Esta com os dias contados, pois sera atualizado ( hardware e
>>>>>>>>>>> soft).
>>>>>>>>>>> Mas por enquanto tenho que ir levando como esta...
>>>>>>>>>>> Tudo funcionava bem, ate que de uns dias pra ca começou a dar
>>>>>>>>>>> problema
>>>>>>>>>>> na autenticação para envio de e-mails fora da rede ( ex celular),
>>>>>>>>>>> da
>>>>>>>>>>> usuario e senha invalido para o smtpd.
>>>>>>>>>>> Nos logs do postfix aparece isso na hora:
>>>>>>>>>>> Feb 12 09:31:40 mail postfix/smtpd[333]: warning:
>>>>>>>>>>> 179.219.xxx.xxx:
>>>>>>>>>>> hostname xxxx.virtua.com.br verification failed: Name or service
>>>>>>>>>>> not
>>>>>>>>>>> known
>>>>>>>>>>> Feb 12 09:31:40 mail postfix/smtpd[333]: connect from
>>>>>>>>>>> unknown[179.219.xxx.xxx]
>>>>>>>>>>> Feb 12 09:31:40 mail postfix/smtpd[333]: warning: SASL
>>>>>>>>>>> authentication
>>>>>>>>>>> failure: Password verification failed
>>>>>>>>>>> Feb 12 09:31:40 mail postfix/smtpd[333]: warning:
>>>>>>>>>>> unknown[xxx.xxx]:
>>>>>>>>>>> SASL PLAIN authentication failed:
>>>>>>>>>>>
>>>>>>>>>>> Ja troquei a senha e nada, no webmail e no outlook na rede
>>>>>>>>>>> interna
>>>>>>>>>>> vai
>>>>>>>>>>> tranquilo, de fora so recebe.
>>>>>>>>>>>
>>>>>>>>>>> Vim uma sugestao nesse topico:
>>>>>>>>>>> https://www.virtualmin.com/node/12960
>>>>>>>>>>>
>>>>>>>>>>> Well, the issue that appears to be occurring above looks like a
>>>>>>>>>>> problem with Postfix talking to the saslauth daemon.
>>>>>>>>>>>
>>>>>>>>>>> I've seen that occur on older Ubuntu/Debian installs (in theory,
>>>>>>>>>>> that
>>>>>>>>>>> should be corrected with the current install.sh script).
>>>>>>>>>>>
>>>>>>>>>>> However, to resolve it, run this command as root:
>>>>>>>>>>>
>>>>>>>>>>> usermod -a -G sasl postfix
>>>>>>>>>>>
>>>>>>>>>>> And then restart Saslauthd:
>>>>>>>>>>>
>>>>>>>>>>> /etc/init.d/saslauthd restart
>>>>>>>>>>>
>>>>>>>>>>> And then give it another shot, that should do the trick!
>>>>>>>>>>>
>>>>>>>>>>> -Eric
>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>> Poderia ser essa uma solução? Nao quis testar sem antes ter uma
>>>>>>>>>>> segunda
>>>>>>>>>>> opiniao.
>>>>>>>>>>> Obrigado.
>>>>>>>>>>> _______________________________________________
>>>>>>>>>>> Postfix-br mailing list
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>>>>>>>>>>>
>>>>>>>>>>> http://listas.softwarelivre.org/cgi-bin/mailman/listinfo/postfix-br
>>>>>>>>>>
>>>>>>>>>>
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>>> --
>>> Victório
>>>
>>>
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> --
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