[Samba] AD Domain member not authenticating

[John Stile]

On Wed, 2004-12-01 at 11:17 -0800, John Stile wrote:
> On Wed, 2004-12-01 at 11:06 -0800, John Stile wrote:
> > I had samba working, then I tried (unsuccessfully) to setup ssh pam auth.
> > Now users are prompted for a password when accessing shares, but no password
> > works.  I am using Redhat AS 3, samba-3.0.9-1, and krb5-1.3.  
> > I forgot to backup pam file system-auth before modifying things, so I'm not sure if that is the problem.
> > -------------------------------
> > These commands succeed:
> >   wbinfo -u, 
> >   wbinfo -g  
> >   getent passwd
> >   getent group
> >   net ads info 
> > Time is within 2 seconds between 'net time' and 'date'
> > -------------------------------
> > Running winbind in interactive mode while trying to connect, 
> >     winbindd -S -i -F -d 8 -Y
> > The end of the output (as there is a lot) looks like this:
> >     ...
> >     remove_duplicate_gids: Enter 5 gids
> >     remove_duplicate_gids: Exit 5 gids
> >     [ 6411]: gid to sid 10001
> >     [ 6411]: gid to sid 10066
> >     [ 6411]: gid to sid 10067
> >     [ 6411]: gid to sid 10265
> >     [ 6411]: gid to sid 10274
> >     read failed on sock 20, pid 6411: EOF
> >     read failed on sock 19, pid 6411: EOF
> > -------------------------------
> > /etc/samba/smb.conf 
> > [global]
> >    server string = Samba Server
> >    workgroup = MYREALM
> >    realm = MYREALM.MY.DOMAIN.COM
> >    security = ADS
> >    username map = /etc/samba/smbusers
> >    map to guest = Bad User
> >    password server = *
> >    socket options = TCP_NODELAY SO_RCVBUF=8192 SO_SNDBUF=8192
> >    preferred master = no
> >    local master = no
> >    domain master = no
> >    os level = 33
> >    wins server = 128.32.68.75 128.32.67.118
> >    ldap ssl = no
> >    idmap uid = 10000-20000
> >    idmap gid = 10000-20000
> >    winbind enum users = yes
> >    winbind enum groups = yes
> >    winbind separator = +
> >    winbind use default domain = Yes
> >    template primary group = "Domain Users"
> >    template homedir = /home/%U
> >    template shell = /bin/bash
> >    load printers = no
> >    log level = 1
> >    syslog = 0
> >    log file = /var/log/samba/%m.log
> >    max log size = 0
> > -------------------------------
> > /etc/pam.d/system-auth
> > #%PAM-1.0
> > # This file is auto-generated.
> > # User changes will be destroyed the next time authconfig is run.
> > auth        required      /lib/security/$ISA/pam_env.so
> > auth        sufficient    /lib/security/$ISA/pam_unix.so likeauth nullok
> > auth        sufficient    /lib/security/$ISA/pam_smb_auth.so use_first_pass nolocal
> > auth        required      /lib/security/$ISA/pam_deny.so
> > 
> > account     required      /lib/security/$ISA/pam_unix.so
> > 
> > password    required      /lib/security/$ISA/pam_cracklib.so retry=3 type=
> > password    sufficient    /lib/security/$ISA/pam_unix.so nullok use_authtok md5 shadow
> > password    required      /lib/security/$ISA/pam_deny.so
> > 
> > session     required      /lib/security/$ISA/pam_limits.so
> > session     required      /lib/security/$ISA/pam_unix.so
> > ------------------------------
> I'm also seeing errors in /var/log/samba/winbindd.log
>   [2004/12/01 11:14:40, 1] libsmb/clikrb5.c:ads_krb5_mk_req(390)
>     ads_krb5_mk_req: krb5_get_credentials failed for actdir05$@CAMPUS.DOMAIN.COM (Cannot find KDC for requested realm)
>   [2004/12/01 11:14:40, 1] nsswitch/winbindd_ads.c:ads_cached_connection(81)
>     ads_connect for domain CAMPUS failed: Cannot find KDC for requested realm
>   [2004/12/01 11:14:40, 1] libsmb/clikrb5.c:ads_krb5_mk_req(390)
>     ads_krb5_mk_req: krb5_get_credentials failed for actdir05$@CAMPUS.DOMAIN.COM (Cannot find KDC for requested realm)
>   [2004/12/01 11:14:40, 1] libsmb/clikrb5.c:ads_krb5_mk_req(390)
>     ads_krb5_mk_req: krb5_get_credentials failed for actdir05$@CAMPUS.DOMAIN.COM (Cannot find KDC for requested realm)
>   [2004/12/01 11:14:40, 1] nsswitch/winbindd_ads.c:ads_cached_connection(81)
>     ads_connect for domain CAMPUS failed: Cannot find KDC for requested realm
I'm still searching for a solution. 
/var/log/messages shows
Dec  1 13:38:54 myhost smbd[7915]: [2004/12/01 13:38:54, 0] lib/util_sock.c:get_peer_addr(1000)
Dec  1 13:38:54 myhost smbd[7915]:   getpeername failed. Error was Transport endpoint is not connected
Dec  1 13:38:54 myhost smbd[7915]: [2004/12/01 13:38:54, 0] lib/util_sock.c:get_peer_addr(1000)
Dec  1 13:38:54 myhost smbd[7915]:   getpeername failed. Error was Transport endpoint is not connected
Dec  1 13:38:54 myhost smbd[7915]: [2004/12/01 13:38:54, 0] lib/util_sock.c:write_socket_data(430)
Dec  1 13:38:54 myhost smbd[7915]:   write_socket_data: write failure. Error = Connection reset by peer
Dec  1 13:38:54 myhost smbd[7915]: [2004/12/01 13:38:54, 0] lib/util_sock.c:write_socket(455)
Dec  1 13:38:54 myhost smbd[7915]:   write_socket: Error writing 4 bytes to socket 22: ERRNO = Connection reset by peer
Dec  1 13:38:54 myhost smbd[7915]: [2004/12/01 13:38:54, 0] lib/util_sock.c:send_smb(647)
Dec  1 13:38:54 myhost smbd[7915]:   Error writing 4 bytes to client. -1. (Connection reset by peer)

-- 
._____________________.
|   \0/    John Stile |
| UniX Administration |
|   / \  510-305-3800 |     
|     john at stilen.com |
.---------------------.

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