[Samba] Samba not seeing any interfaces

[Yan Seiner]

Yan Seiner wrote:
> I've built samba for an embedded mips platform.  Since this is an 
> embedded platform, it's possible that some critical file that samba 
> needs is missing but stracing the daemons doesn't reveal anything 
> strange.
>
> It's running 2.4.34 kernel.
>
> Samba is failing to find any interfaces.
>
> [2000/01/02 10:55:01, 3] nmbd/nmbd.c:main(759)
>  Opening sockets 137
> [2000/01/02 10:55:01, 10] lib/util_sock.c:open_socket_in(839)
>  bind succeeded on port 137
> [2000/01/02 10:55:01, 10] lib/util_sock.c:open_socket_in(839)
>  bind succeeded on port 138
> [2000/01/02 10:55:01, 5] lib/util_sock.c:print_socket_options(206)
>  socket option SO_KEEPALIVE = 0
>
> .... (bunch of print stuff).....
>
> [2000/01/02 10:55:01, 3] nmbd/nmbd.c:open_sockets(615)
>  open_sockets: Broadcast sockets opened.
> [2000/01/02 10:55:01, 2] lib/interface.c:interpret_interface(130)
>  can't determine netmask for 192.168.128.199
> [2000/01/02 10:55:01, 0] lib/interface.c:load_interfaces(229)
>  WARNING: no network interfaces found
> [2000/01/02 10:55:01, 0] nmbd/nmbd_subnetdb.c:create_subnets(190)
>  create_subnets: No local interfaces !
> [2000/01/02 10:55:01, 0] nmbd/nmbd_subnetdb.c:create_subnets(191)
>  create_subnets: Waiting for an interface to appear ...
> [2000/01/02 10:55:06, 2] lib/interface.c:interpret_interface(130)
>  can't determine netmask for 192.168.128.199
> [2000/01/02 10:55:06, 0] lib/interface.c:load_interfaces(229)
>  WARNING: no network interfaces found
> [2000/01/02 10:55:11, 2] lib/interface.c:interpret_interface(130)
>  can't determine netmask for 192.168.128.199
> [2000/01/02 10:55:11, 0] lib/interface.c:load_interfaces(229)
>  WARNING: no network interfaces found
> [2000/01/02 10:55:16, 2] lib/interface.c:interpret_interface(130)
>  can't determine netmask for 192.168.128.199
>
> and this repeats forever.
>
> My smb.conf:
>
> #======================= Global Settings 
> =====================================
> [global]
> syslog = 0
> syslog only = yes
> workgroup = seiner.lan
> server string = OpenWrt Samba Server
> max log size = 50
> security = share
> encrypt passwords = yes
> smb passwd file = /etc/samba/smbpasswd
> guest account = nobody
> local master = yes
> name resolve order = lmhosts hosts bcast
> log file = /var/log/samba/log.smbd
> # hosts allow = 127.
> interfaces = 192.168.128.199 <=== I've tried eth0.1 
> 192.168.0.0./255.255.0.0 eth* and probably some others
> # bind interfaces only = false
> # 192.168.1.1/255.255.255.0
> socket options = TCP_NODELAY SO_RCVBUF=8192 SO_SNDBUF=8192
>
I added some debug lines to the interface.c routines.

It turns out that get_interfaces returns -1 - eventhough there is an 
interfaces = line in smb.conf.  From looking at the code, this is not 
handled at all in interface.c.

[2008/01/05 15:11:46, 0] lib/interface.c:interpret_interface(108)
  checking interface eth*
[2008/01/05 15:11:46, 0] lib/interface.c:interpret_interface(110)
  checking for interface name
 checking for DNS name
 WARNING: no network interfaces found
  found -1 interfaces


Any idea why the kernel wouldn't return any interfaces?

--Yan