master user in dovecot 1.2
Robert Schetterer
rs at sys4.de
Thu Oct 15 15:31:29 UTC 2015
1.2.9 is very outdated, install a recent version
2009-12-16 1.2.9 changeset | changelog | files
vs
12 days ago Timo Sirainen Released v2.2.19. 2.2.19
Am 15.10.2015 um 13:12 schrieb Michal Žila:
> Hello list,
>
> i would like to use master user functionality in dovecot v1.2, but i just cant get it to work:
>
> Here’s my configuration:
>
> # dovecot -n
> # 1.2.9: /etc/dovecot.conf
> # OS: Linux 2.6.18-164.10.1.el5PAE i686 Red Hat Enterprise Linux Server release 5.4 (Tikanga)
> login_dir: /var/run/dovecot/login
> login_executable(default): /usr/libexec/dovecot/imap-login
> login_executable(imap): /usr/libexec/dovecot/imap-login
> login_executable(pop3): /usr/libexec/dovecot/pop3-login
> first_valid_uid: 200
> mail_privileged_group: mail
> mail_location: mbox:~/mail:INBOX=/var/mail/%u
> mail_executable(default): /root/dovecot-master-postlogin
> mail_executable(imap): /root/dovecot-master-postlogin
> mail_executable(pop3): /usr/libexec/dovecot/pop3
> mail_plugin_dir(default): /usr/lib/dovecot/imap
> mail_plugin_dir(imap): /usr/lib/dovecot/imap
> mail_plugin_dir(pop3): /usr/lib/dovecot/pop3
> lda:
> postmaster_address: postmaster at example.com
> auth default:
> master_user_separator: *
> debug: yes
> passdb:
> driver: passwd-file
> args: /etc/dovecot.passwd.masterusers
> pass: yes
> master: yes
> passdb:
> driver: pam
> userdb:
> driver: passwd
>
>
> # cat /root/dovecot-master-postlogin
> #!/bin/bash
> MASTER_USER=$USER
> export MASTER_USER
> exec /usr/libexec/dovecot/imap "$@“
>
>
> # cat /etc/dovecot.passwd.masterusers
> masteruser:{PLAIN}Heslo42
>
>
> Trying login as normal user:
>
> # telnet localhost imap
> Trying 127.0.0.1...
> Connected to localhost.localdomain (127.0.0.1).
> Escape character is '^]'.
> * OK [CAPABILITY IMAP4rev1 LITERAL+ SASL-IR LOGIN-REFERRALS ID ENABLE STARTTLS AUTH=PLAIN] Dovecot ready.
> a1 login jozefkova jozefkova026
> a1 OK [CAPABILITY IMAP4rev1 LITERAL+ SASL-IR LOGIN-REFERRALS ID ENABLE SORT SORT=DISPLAY THREAD=REFERENCES THREAD=REFS MULTIAPPEND UNSELECT IDLE CHILDREN NAMESPACE UIDPLUS LIST-EXTENDED I18NLEVEL=1 CONDSTORE QRESYNC ESEARCH ESORT SEARCHRES WITHIN CONTEXT=SEARCH] Logged in
>
>
> Trying login as master user:
>
> # telnet localhost imap
> Trying 127.0.0.1...
> Connected to localhost.localdomain (127.0.0.1).
> Escape character is '^]'.
> * OK [CAPABILITY IMAP4rev1 LITERAL+ SASL-IR LOGIN-REFERRALS ID ENABLE STARTTLS AUTH=PLAIN] Dovecot ready.
> a1 login jozefkova*masteruser Heslo42
> a1 NO [AUTHORIZATIONFAILED] Authorization failed
>
>
> log sequence of failed auth:
>
> Oct 15 13:04:47 linux dovecot: auth(default): client in: AUTH 1 PLAIN service=imap secured lip=127.0.0.1 rip=127.0.0.1 lport=143 rport=34618 resp=<hidden>
> Oct 15 13:04:47 linux dovecot: auth(default): passwd-file(masteruser,127.0.0.1,master): lookup: user=masteruser file=/etc/dovecot.passwd.masterusers
> Oct 15 13:04:47 linux dovecot: auth(default): passdb(masteruser,127.0.0.1,master): Master user logging in as jozefkova
> Oct 15 13:04:47 linux dovecot: auth-worker(default): pam(jozefkova,127.0.0.1): lookup service=dovecot
> Oct 15 13:04:47 linux dovecot: auth-worker(default): pam(jozefkova,127.0.0.1): #1/1 style=1 msg=Password:
> Oct 15 13:04:49 linux dovecot: auth-worker(default): pam(jozefkova,127.0.0.1): pam_authenticate() failed: Authentication failure (password mismatch?)
> Oct 15 13:04:51 linux dovecot: auth(default): client out: FAIL 1 user=jozefkova authz
>
>
>
> So i can see it’s trying to loggin in using pam mech. Is there something i can configure in dovecot userdb or is it something else? I use pam to authenticate my real users…
>
>
> Thank you in advance…
>
>
>
> —
> Michal Zila
>
Best Regards
MfG Robert Schetterer
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