[Samba] App fails writing file but zero length file on Samba server

Colin Coe colin.coe at gmail.com
Thu May 28 00:57:26 GMT 2009


Hi all

I've googled but not found any thing on the problem I'm having.

I'm contracting with a utilities company that uses General Electric's
ENMAC software.  This runs on RHEL4 and makes use of Samba but it only
works with Samba 1.9.18p10 compiled with this patch:
---
diff -Naur samba-1.9.18p10/source/includes.h
samba-1.9.18p10_good/source/includes.h
--- samba-1.9.18p10/source/includes.h   1998-08-20 07:41:46.000000000 +0800
+++ samba-1.9.18p10_good/source/includes.h      2008-01-11
10:39:49.000000000 +0900
@@ -1176,7 +1177,7 @@
 #include <sys/ipc.h>
 #include <sys/sem.h>
 #include <sys/shm.h>
-#ifdef NO_SEMUN
+#ifdef _SEM_SEMUN_UNDEFINED
 union semun {
        int val;
        struct semid_ds *buf;
---

As I'm trying to streamline the building of these servers, I thought
I'd try upgrading Samba to a reasonably current version.  I'm trying
with latest version of Samba shipped by RedHat (3.0.33-0.17.el4).

When an edit is made and then saved in the application, the
application responds with 'Failed to open file for writing' and on the
Samba server a zero length file of the correct name appears.  This
works just fine with the patched Samba 1.9.18p10.

The smb.conf files are attached.

Does anyone have any ideas on how to make this work without patching Samba?

TIA

CC

-- 

Sent from my computer
-------------- next part --------------
        debuglevel = 2
        syslog = 1
        syslog only = No
        protocol = NT1
        security = SHARE
        max disk size = 0
        lpq cache time = 10
        announce as = NT
        encrypt passwords = No
        update encrypted = No
        getwd cache = Yes
        read prediction = No
        read bmpx = Yes
        read raw = Yes
        write raw = Yes
        use rhosts = No
        load printers = Yes
        null passwords = No
        strip dot = No
        interfaces =
        bind interfaces only = No
        networkstation user login = No
        password server =
        socket options = TCP_NODELAY
        netbios name =
        netbios aliases =
        smbrun = /usr/local/samba/bin/smbrun
        log file = /usr/local/samba/var/log.%m
        config file =
        smb passwd file = /usr/local/samba/private/smbpasswd
        hosts equiv =
        preload =
        server string = Samba Server
        printcap name = /etc/printcap
        lock dir = /usr/local/samba/var/locks
        root directory = /
        default service =
        message command =
        dfree command =
        passwd program = /usr/local/samba/bin/smbpasswd
        passwd chat = *old*password* %o\n *new*password* %n\n *new*password* %n\n *changed*
        passwd chat debug = No
        valid chars =
        workgroup = DEV
        username map =
        #character set =
        logon script =
        logon path = \\%N\%U\profile
        logon drive =
        logon home = \\%N\%U
        remote announce =
        remote browse sync =
        socket address = 0.0.0.0
        homedir map =
        announce version = 4.2
        max log size = 50
        mangled stack = 50
        max mux = 50
        max xmit = 65535
        max packet = 65535
        name resolve order = lmhosts host wins bcast
        packet size = 65535
        password level = 0
        username level = 0
        keepalive = 0
        deadtime = 0
        time offset = 0
        read size = 16384
        shared mem size = 102400
        coding system =
        client code page = 850
        os level = 95
        max ttl = 14400
        max wins ttl = 259200
        min wins ttl = 21600
        lm announce = Auto
        lm interval = 60
        dns proxy = Yes
        wins support = No
        wins proxy = No
        wins server =
        preferred master = Yes
        local master = Yes
        domain master = No
        domain logons = No
        browse list = Yes
        unix realname = No
        NIS homedir = No
        unix password sync = No
        time server = No
        ole locking compatibility = Yes
        printer driver file = /usr/local/samba/lib/printers.def


# Default service parameters
        comment =
        #copy =
        #include =
        exec =
        postexec =
        root preexec =
        root postexec =
        alternate permissions = No
        revalidate = No
        default case = lower
        case sensitive = No
        preserve case = Yes
        short preserve case = Yes
        mangle case = No
        mangling char = ~
        browseable = Yes
        available = Yes
        path =
        username =
        guest account = nobody
        invalid users =
        valid users =
        admin users =
        read list =
        write list =
        volume =
        force user =
        force group =
        read only = Yes
        max connections = 0
        min print space = 0
        create mask = 0744
        force create mode = 00
        directory mask = 0755
        force directory mode = 00
        set directory = No
        status = Yes
        hide dot files = Yes
        delete veto files = No
        veto files =
        hide files =
        veto oplock files =
        guest only = No
        guest ok = No
        print ok = No
        postscript = No
        map system = No
        map hidden = No
        map archive = Yes
        locking = Yes
        strict locking = No
        share modes = Yes
        oplocks = No
        only user = No
        wide links = Yes
        follow symlinks = Yes
        sync always = No
        strict sync = No
        mangled names = Yes
        fake oplocks = No
        printing = bsd
        print command = lpr -r -P%p %s
        lpq command = lpq -P%p
        lprm command = lprm -P%p %j
        lppause command =
        lpresume command =
        queuepause command =
        queueresume command =
        printer =
        printer driver = NULL
        printer driver location =
        hosts allow =
        hosts deny =
        dont descend =
        magic script =
        magic output =
        mangled map =
        delete readonly = No
        dos filetimes = No
        dos filetime resolution = No
        fake directory create times = No

[homes]
        comment = Home Directories
        browseable = No
        read only = No

[printers]
        comment = All Printers
        browseable = No
        path = /usr/spool/samba
        print ok = Yes

[datafiles]
        comment = datafiles
        path = /datafiles
        force user = enmac
        read only = No
        create mask = 0765
        guest ok = Yes

[wpclp03]
        comment = HP2600
        path = /usr/spool/samba
        read only = No
        print ok = Yes
        share modes = No
        printer = wpclp03

[IPC$]
        comment = IPC Service (Samba Server)
        path = /tmp
        status = No
        guest ok = Yes
-------------- next part --------------
[global]
        workgroup = TDMS
        netbios name = 
        server string = Samba Server - {| rhn.system.hostname |}
        security = SHARE
        encrypt passwords = No
        password server =
        root directory = /
        passwd program = /usr/bin/smbpasswd
        passwd chat = *old*password* %o\n *new*password* %n\n *new*password* %n\n *changed*
        log level = 2
#        log file = /var/log/samba/log.%m
        max log size = 50
        read bmpx = Yes
        announce version = 4.2
        max xmit = 65535
        name resolve order = lmhosts host wins bcast
        max ttl = 14400
        max wins ttl = 259200
        keepalive = 0
        lpq cache time = 10
        printcap name = /etc/printcap
        os level = 95
        preferred master = Yes
        domain master = No
        lock directory = /var/locks
        homedir map =
        printing = bsd
        print command = lpr -r -P%p %s
        lpq command = lpq -P%p
        lprm command = lprm -P%p %j
        case sensitive = No
#        oplocks = No
#        strict locking = No
        dos filetimes = No

[homes]
        comment = Home Directories
        read only = No
        browseable = No

[printers]
        comment = All Printers
        path = /var/spool/samba
        printable = Yes
        browseable = No

[datafiles]
        comment = datafiles
        path = /datafiles
        force user = enmac
        read only = No
        create mask = 0765
        guest ok = Yes

[wpclp03]
        comment = HP2600
        path = /var/spool/samba
        read only = No
        printable = Yes
        printer name = wpclp03
        share modes = No

[IPC$]
        comment = IPC Service (Samba Server)
        path = /tmp
        guest ok = Yes


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