R: [Samba] dos application

Thu May 22 14:29:36 GMT 2008

Hi,
Below I've reported the debug logs and smb.conf.
Could be something referred to SOCKET OPTIONS settings?
Many thanks.
Logs:
tail -n 100 log.00005a12c17c 
[2008/04/14 06:05:24, 1] smbd/service.c:make_connection_snum(950)
  00005a12c17c (10.90.19.64) connect to service data initially as user
GKNSMI/diskless (uid=15751, gid=10000) (pid 16193)
[2008/04/14 06:05:24, 1] smbd/service.c:make_connection_snum(950)
  00005a12c17c (10.90.19.64) connect to service data initially as user
GKNSMI/diskless (uid=15751, gid=10000) (pid 16193)
[2008/04/24 21:20:04, 0] lib/util_sock.c:read_data(534)
  read_data: read failure for 4 bytes to client 10.90.19.64. Error = No
route to host
[2008/04/24 21:20:04, 1] smbd/service.c:close_cnum(1150)
  00005a12c17c (10.90.19.64) closed connection to service data
[2008/04/24 21:20:04, 1] smbd/service.c:close_cnum(1150)
  00005a12c17c (10.90.19.64) closed connection to service data
[2008/04/24 21:36:09, 1] smbd/service.c:make_connection_snum(950)
  00005a12c17c (10.90.19.64) connect to service data initially as user
GKNSMI/diskless (uid=15751, gid=10000) (pid 10315)
[2008/04/24 21:36:09, 1] smbd/service.c:make_connection_snum(950)
  00005a12c17c (10.90.19.64) connect to service data initially as user
GKNSMI/diskless (uid=15751, gid=10000) (pid 10315)
[2008/04/28 23:56:49, 1] smbd/service.c:close_cnum(1150)
  00005a12c17c (10.90.19.64) closed connection to service data
[2008/04/28 23:56:49, 1] smbd/service.c:close_cnum(1150)
  00005a12c17c (10.90.19.64) closed connection to service data
[2008/04/28 23:56:55, 1] smbd/service.c:make_connection_snum(950)
  00005a12c17c (10.90.19.64) connect to service data initially as user
GKNSMI/term (uid=15744, gid=10000) (pid 4960)
[2008/04/28 23:56:55, 1] smbd/service.c:make_connection_snum(950)
  00005a12c17c (10.90.19.64) connect to service data initially as user
GKNSMI/term (uid=15744, gid=10000) (pid 4960)
[2008/04/29 00:00:47, 1] smbd/service.c:close_cnum(1150)
  00005a12c17c (10.90.19.64) closed connection to service data
[2008/04/29 00:00:47, 1] smbd/service.c:close_cnum(1150)
  00005a12c17c (10.90.19.64) closed connection to service data
[2008/04/29 00:06:39, 1] smbd/service.c:make_connection_snum(950)
  00005a12c17c (10.90.19.64) connect to service data initially as user
GKNSMI/diskless (uid=15751, gid=10000) (pid 5022)
[2008/04/29 00:06:39, 1] smbd/service.c:make_connection_snum(950)
  00005a12c17c (10.90.19.64) connect to service data initially as user
GKNSMI/diskless (uid=15751, gid=10000) (pid 5022)
[2008/04/29 00:06:46, 1] smbd/service.c:close_cnum(1150)
  00005a12c17c (10.90.19.64) closed connection to service data
[2008/04/29 00:06:46, 1] smbd/service.c:close_cnum(1150)
  00005a12c17c (10.90.19.64) closed connection to service data
[2008/04/29 00:06:52, 1] smbd/service.c:make_connection_snum(950)
  00005a12c17c (10.90.19.64) connect to service data initially as user
GKNSMI/term (uid=15744, gid=10000) (pid 5023)
[2008/04/29 00:06:52, 1] smbd/service.c:make_connection_snum(950)
  00005a12c17c (10.90.19.64) connect to service data initially as user
GKNSMI/term (uid=15744, gid=10000) (pid 5023)
[2008/04/29 00:11:26, 1] smbd/service.c:make_connection_snum(950)
  00005a12c17c (10.90.19.64) connect to service data initially as user
GKNSMI/diskless (uid=15751, gid=10000) (pid 5071)
[2008/04/29 00:11:26, 1] smbd/service.c:make_connection_snum(950)
  00005a12c17c (10.90.19.64) connect to service data initially as user
GKNSMI/diskless (uid=15751, gid=10000) (pid 5071)
[2008/04/29 00:12:25, 0] lib/util_sock.c:read_data(534)
  read_data: read failure for 4 bytes to client 10.90.19.64. Error =
Connection reset by peer
[2008/04/29 00:12:25, 1] smbd/service.c:close_cnum(1150)
  00005a12c17c (10.90.19.64) closed connection to service data
[2008/04/29 00:12:25, 1] smbd/service.c:close_cnum(1150)
  00005a12c17c (10.90.19.64) closed connection to service data
[2008/04/29 00:19:23, 1] smbd/service.c:close_cnum(1150)
  00005a12c17c (10.90.19.64) closed connection to service data
[2008/04/29 00:19:23, 1] smbd/service.c:close_cnum(1150)
  00005a12c17c (10.90.19.64) closed connection to service data
[2008/04/29 00:19:28, 1] smbd/service.c:make_connection_snum(950)
  00005a12c17c (10.90.19.64) connect to service data initially as user
GKNSMI/term (uid=15744, gid=10000) (pid 5128)
[2008/04/29 00:19:28, 1] smbd/service.c:make_connection_snum(950)
  00005a12c17c (10.90.19.64) connect to service data initially as user
GKNSMI/term (uid=15744, gid=10000) (pid 5128)
[2008/04/30 09:45:08, 1] smbd/service.c:close_cnum(1150)
  00005a12c17c (10.90.19.64) closed connection to service data
[2008/04/30 09:45:08, 1] smbd/service.c:close_cnum(1150)
  00005a12c17c (10.90.19.64) closed connection to service data
[2008/04/30 09:45:11, 1] smbd/service.c:make_connection_snum(950)
  00005a12c17c (10.90.19.64) connect to service data initially as user
GKNSMI/term (uid=15744, gid=10000) (pid 19663)
[2008/04/30 09:45:11, 1] smbd/service.c:make_connection_snum(950)
  00005a12c17c (10.90.19.64) connect to service data initially as user
GKNSMI/term (uid=15744, gid=10000) (pid 19663)
[2008/05/05 10:31:30, 1] smbd/service.c:make_connection_snum(950)
  00005a12c17c (10.90.19.64) connect to service data initially as user
GKNSMI/diskless (uid=15751, gid=10000) (pid 21669)
[2008/05/05 10:31:30, 1] smbd/service.c:make_connection_snum(950)
  00005a12c17c (10.90.19.64) connect to service data initially as user
GKNSMI/diskless (uid=15751, gid=10000) (pid 21669)
[2008/05/05 10:31:54, 0] lib/util_sock.c:read_data(534)
  read_data: read failure for 4 bytes to client 10.90.19.64. Error =
Connection reset by peer
[2008/05/05 10:31:54, 1] smbd/service.c:close_cnum(1150)
  00005a12c17c (10.90.19.64) closed connection to service data
[2008/05/05 10:31:54, 1] smbd/service.c:close_cnum(1150)
  00005a12c17c (10.90.19.64) closed connection to service data
[2008/05/05 11:03:54, 1] smbd/service.c:make_connection_snum(950)
  00005a12c17c (10.90.19.64) connect to service data initially as user
GKNSMI/diskless (uid=15751, gid=10000) (pid 22081)
[2008/05/05 11:03:54, 1] smbd/service.c:make_connection_snum(950)
  00005a12c17c (10.90.19.64) connect to service data initially as user
GKNSMI/diskless (uid=15751, gid=10000) (pid 22081)
[2008/05/05 11:06:34, 0] lib/util_sock.c:read_data(534)
  read_data: read failure for 4 bytes to client 10.90.19.64. Error =
Connection reset by peer
[2008/05/05 11:06:34, 1] smbd/service.c:close_cnum(1150)
  00005a12c17c (10.90.19.64) closed connection to service data
[2008/05/05 11:06:34, 1] smbd/service.c:close_cnum(1150)
  00005a12c17c (10.90.19.64) closed connection to service data
[2008/05/16 12:04:07, 1] smbd/service.c:close_cnum(1150)
  00005a12c17c (10.90.19.64) closed connection to service data
[2008/05/16 12:04:07, 1] smbd/service.c:close_cnum(1150)
  00005a12c17c (10.90.19.64) closed connection to service data
[2008/05/16 12:13:01, 1] smbd/service.c:make_connection_snum(950)
  00005a12c17c (10.90.19.64) connect to service data initially as user
GKNSMI/diskless (uid=15751, gid=10000) (pid 24030)
[2008/05/16 12:13:01, 1] smbd/service.c:make_connection_snum(950)
  00005a12c17c (10.90.19.64) connect to service data initially as user
GKNSMI/diskless (uid=15751, gid=10000) (pid 24030)
[2008/05/16 12:13:05, 1] smbd/service.c:close_cnum(1150)
  00005a12c17c (10.90.19.64) closed connection to service data
[2008/05/16 12:13:05, 1] smbd/service.c:close_cnum(1150)
  00005a12c17c (10.90.19.64) closed connection to service data
[2008/05/16 12:13:07, 1] smbd/service.c:make_connection_snum(950)
  00005a12c17c (10.90.19.64) connect to service data initially as user
GKNSMI/term (uid=15744, gid=10000) (pid 24031)
[2008/05/16 12:13:07, 1] smbd/service.c:make_connection_snum(950)
  00005a12c17c (10.90.19.64) connect to service data initially as user
GKNSMI/term (uid=15744, gid=10000) (pid 24031)

SMB.CONF:
[global]
        netbios name = 
        wins server = 
        unix charset = LOCALE
        socket options = IPTOS_LOWDELAY TCP_NODELAY SO_KEEPALIVE
        workgroup = 
        realm = 
        security = ADS
        password server = 
        encrypt passwords = yes
        allow trusted domains = Yes
        winbind use default domain = Yes 
        winbind separator = /
        winbind enum users = Yes
        winbind enum groups = yes
        idmap uid = 10000-100000
        idmap gid = 10000-100000
        hide unreadable = Yes
        template shell = /bin/false
        use sendfile = No
        admin users = 
        log file = /var/log/samba/log.%m
        log level = 1 
        max log size = 50
        printing = cups
        printcap name = cups
        load printers = Yes
        map acl inherit = Yes
        nt acl support = Yes
        client schannel = No
[data]
        comment = %D Share
        path = /data
        read only = No
        create mask = 0775
        security mask = 0777
        force security mode = 0
        directory mask = 0775
        directory security mask = 0777
        force directory security mode = 0
        dos filetimes = Yes
        valid users = 

-----Messaggio originale-----
Da: Volker Lendecke [mailto:Volker.Lendecke at SerNet.DE] 
Inviato: 22 May 2008 11:08
A: Meli Marco
Cc: samba at lists.samba.org
Oggetto: Re: [Samba] dos application

On Thu, May 22, 2008 at 10:22:46AM +0200, Meli Marco wrote:
> Hi,
> 
> By few months I have some troubles with a network dos application.
> Precisely application, randomly, get errors referring to access denied
> to any shared files or path not found and crash.
> 
> I would ask you what kind of parameters I have to set in my "smb.conf"
> file (Samba v. 3.0.24), to make it more compatible with DOS 6.22.

I'm not aware of anything in particular. Can you send your
smb.conf debug logs?

Volker