[Samba] winbindd not starting cleanly when Centos 7 boots

[Rowland Penny]

On 10/09/15 21:40, Jim Long wrote:
> I am a longtime BSD user but new to CentOS.
>
> I have winbindd configured to start automatically:
>
> # ls -l $(locate winbind | grep service)
> lrwxrwxrwx. 1 root root  39 Aug 20 12:29 /etc/systemd/system/multi-user.target.wants/winbind.service -> /usr/lib/systemd/system/winbind.service
> -rw-r--r--. 1 root root 362 May 12 13:19 /usr/lib/systemd/system/winbind.service
> # cat /usr/lib/systemd/system/winbind.service
> [Unit]
> Description=Samba Winbind Daemon
> After=syslog.target network.target nmb.service
>
> [Service]
> Environment=KRB5CCNAME=/run/samba/krb5cc_samba
> Type=notify
> NotifyAccess=all
> PIDFile=/run/winbindd.pid
> EnvironmentFile=-/etc/sysconfig/samba
> ExecStart=/usr/sbin/winbindd "$WINBINDOPTIONS"
> ExecReload=/usr/bin/kill -HUP $MAINPID
>
> [Install]
> WantedBy=multi-user.target
> #
>
> winbindd does start at boot time, but doesn't work:
>
> # reboot
> Connection to centos closed by remote host.
> Connection to centos closed.
> $ ping -o centos && ssh centos
> PING centos (10.160.171.246): 56 data bytes
> 64 bytes from 10.160.171.246: icmp_seq=44 ttl=64 time=0.350 ms
>
> --- centos ping statistics ---
> 45 packets transmitted, 1 packets received, 97.8% packet loss
> round-trip min/avg/max/stddev = 0.350/0.350/0.350/0.000 ms
> Last login: Thu Sep 10 12:33:01 2015 from 10.160.171.161
> # uptime
>   13:29:15 up 0 min,  2 users,  load average: 1.58, 0.38, 0.13
> # findps winb
> root      1303  0.4  0.1 348400  5372 ?        Ss   13:29   0:00 /usr/sbin/winbindd
> root      1375  0.0  0.1 348304  3856 ?        S    13:29   0:00 /usr/sbin/winbindd
> # wbinfo -i longj22
> failed to call wbcGetpwnam: WBC_ERR_DOMAIN_NOT_FOUND
> Could not get info for user longj22
> # wbinfo -i longj22
> failed to call wbcGetpwnam: WBC_ERR_DOMAIN_NOT_FOUND
> Could not get info for user longj22
> # service winbind restart
> Restarting winbind (via systemctl):                        [  OK  ]
> # wbinfo -i longj22
> longj22:*:324960:70513:Jim Long:/home/longj22:/bin/bash
> # findps winb
> root      2805  0.0  0.0 340988  3056 ?        Ss   13:29   0:00 /usr/sbin/winbindd
> root      2806  1.3  0.1 379268  7276 ?        S    13:29   0:00 /usr/sbin/winbindd
> root      2807  1.0  0.1 377172  6524 ?        S    13:29   0:00 /usr/sbin/winbindd
> # uptime
>   13:29:44 up 1 min,  2 users,  load average: 1.04, 0.35, 0.12
>
> It's apparent that at boot time, two winbindd processes are running.  After the service
> is restarted, there are three.  Is this significant?
>
> More to the point, how can I adjust my service definition file to start
> the winbind service correctly at boot time?
>
> Thank you!
>
>
> Jim
>

Strange, is there anything in the logs ? if not, raise the log level in 
smb.conf and see if anything pops up.

Rowland