[Samba] AD Integration drives me nuts

Wed May 5 13:12:37 MDT 2010

On 05/05/2010 1:38 PM, Mike wrote:
> Hi
>
> This has keeping me up for days now and I can't seem to find a solution
> in the various wikis, howtos and whatsoevers, so here's the plot:
>
> I have a W2K3 R2 x64 Domaincontroller (VM on vSphere4) and a CentOS 5.4
> x64 fileserver (also a VM on vSphere4, same ESX-host), running Samba
> 3.0.33-3.15.el5_4.1 (rpm installation out of the box).
>
> All I want to do is to have Samba authenticate against my DC. I've been
> setting up Kerberos, Winbind and Samba according to the Wiki-Page
> (http://wiki.samba.org/index.php/Samba_%26Active_Directory).
>
> Authentication seems to work (i.e if I logon to the server via ssh using
> the AD-Account, everything looks fine and even the created homedirs are
> assigned to the group "domain users") however, If i try to map a windows
> share from a laptop running XPpro, Samba won't accept the user neither
> for the homedirs nor for the datashare.
>
> So the big question is: where did I screw up and/or what did i forget?
>
> This is what my smb.conf looks like at the the moment:
>
> [global]
>          workgroup = PROTEC
>          realm = BSR.PROTEC-ENTERPRISES.COM
>          password server = dc01-v.bsr.protec-enterprises.com
>          preferred master = no
>          server string = Samba FileServer Version %v
>          netbios name = SAMBA-V
>
>          # logs split per machine
>          log file = /var/log/samba/%m.log
>          # max 50KB per log file, then rotate
>          max log size = 50
>          log level = 3
>
>          winbind separator = +
>          winbind enum users = yes
>          winbind enum groups = yes
>          winbind use default domain = yes
> ;       winbind nested groups = yes
> ;       winbind nss info = rfc2307
>
>          security = ADS
>          encrypt passwords = yes
>
>          idmap uid = 10000-20000
>          idmap gid = 10000-20000
>
>          username map = /etc/samba/smbusers
> 	# just to map the root account to the AD-Administrator account
> 	# as well as the AD-Guest account to "nobody"
>
> 	template shell = /bin/bash
> ;       template primary group = "Domain Users"
>
> [homes]
>          comment = Home Directories
>          valid users = $S
>    
Mike,

I see a couple of syntax errors.
You must prefix with the domain and separator.  Also use %, not $.
valid users = PROTEC+%S
>          readonly = no
>          browseable = yes
>
> [Data]
>          comment = New K-Drive
>          valid users = @PROTEC+domain users
>    
Domain Users has a space, so you must enclose in quotes
valid users = @"PROTEC+ Domain Users"

See if this helps.

Dale
>          path = /mnt/sambashares/filestore
>          writeable = yes
>          browseable = yes
>
>
> And here's what's in the workstation-log (not that i understand any of
> it...):
>
> [2010/05/05 14:34:39, 3] passdb/lookup_sid.c:store_gid_sid_cache(1151)
>    store_gid_sid_cache: gid 10013 in cache ->
> S-1-5-21-1238498519-1179045160-1496349262-515
> [2010/05/05 14:34:39, 3] passdb/lookup_sid.c:fetch_gid_from_cache(1107)
>    fetch gid from cache 10000 ->  S-1-5-32-544
> [2010/05/05 14:34:39, 3] passdb/lookup_sid.c:fetch_gid_from_cache(1107)
>    fetch gid from cache 10001 ->  S-1-5-32-545
> [2010/05/05 14:34:39, 3] smbd/sec_ctx.c:push_sec_ctx(208)
>    push_sec_ctx(0, 0) : sec_ctx_stack_ndx = 1
> [2010/05/05 14:34:39, 3] smbd/uid.c:push_conn_ctx(358)
>    push_conn_ctx(0) : conn_ctx_stack_ndx = 0
> [2010/05/05 14:34:39, 3] smbd/sec_ctx.c:set_sec_ctx(241)
>    setting sec ctx (0, 0) - sec_ctx_stack_ndx = 1
> [2010/05/05 14:34:39, 3] smbd/sec_ctx.c:pop_sec_ctx(356)
>    pop_sec_ctx (0, 0) - sec_ctx_stack_ndx = 0
> [2010/05/05 14:34:39, 3] lib/privileges.c:get_privileges(261)
>    get_privileges: No privileges assigned to SID
> [S-1-5-21-1238498519-1179045160-1496349262-1124]
> [2010/05/05 14:34:39, 3] lib/privileges.c:get_privileges(261)
>    get_privileges: No privileges assigned to SID
> [S-1-5-21-1238498519-1179045160-1496349262-515]
> [2010/05/05 14:34:39, 3] lib/privileges.c:get_privileges(261)
>    get_privileges: No privileges assigned to SID [S-1-5-2]
> [2010/05/05 14:34:39, 3] lib/privileges.c:get_privileges(261)
>    get_privileges: No privileges assigned to SID [S-1-5-11]
> [2010/05/05 14:34:39, 3] passdb/lookup_sid.c:fetch_gid_from_cache(1107)
>    fetch gid from cache 10013 ->
> S-1-5-21-1238498519-1179045160-1496349262-515
> [2010/05/05 14:34:39, 3] smbd/password.c:register_vuid(304)
>    User name: PROTEC+fx805-02-p$ Real name: FX805-02-P$
> [2010/05/05 14:34:39, 3] smbd/password.c:register_vuid(325)
>    UNIX uid 10010 is UNIX user PROTEC+fx805-02-p$, and will be vuid 101
> [2010/05/05 14:34:39, 3] smbd/password.c:register_vuid(356)
>    Adding homes service for user 'PROTEC+fx805-02-p$' using home
> directory: '/home/PROTEC/fx805-02-p_'
> [2010/05/05 14:34:39, 3] param/loadparm.c:lp_add_home(2691)
>    adding home's share [fx805-02-p$] for user 'PROTEC+fx805-02-p$' at
> '/home/PROTEC/fx805-02-p_'
> [2010/05/05 14:34:39, 3] smbd/process.c:process_smb(1083)
>    Transaction 2 of length 84
> [2010/05/05 14:34:39, 3] smbd/process.c:switch_message(932)
>    switch message SMBtconX (pid 24205) conn 0x0
> [2010/05/05 14:34:39, 3] smbd/sec_ctx.c:set_sec_ctx(241)
>    setting sec ctx (0, 0) - sec_ctx_stack_ndx = 0
> [2010/05/05 14:34:39, 3] smbd/service.c:make_connection_snum(815)
>    Connect path is '/tmp' for service [IPC$]
> [2010/05/05 14:34:39, 3] lib/util_seaccess.c:se_access_check(250)
> [2010/05/05 14:34:39, 3] lib/util_seaccess.c:se_access_check(251)
>    se_access_check: user sid is
> S-1-5-21-1238498519-1179045160-1496349262-1124
>    se_access_check: also S-1-5-21-1238498519-1179045160-1496349262-515
>    se_access_check: also S-1-1-0
>    se_access_check: also S-1-5-2
>    se_access_check: also S-1-5-11
> [2010/05/05 14:34:39, 3] smbd/vfs.c:vfs_init_default(95)
>    Initialising default vfs hooks
> [2010/05/05 14:34:39, 3] smbd/vfs.c:vfs_init_custom(128)
>    Initialising custom vfs hooks from [/[Default VFS]/]
> [2010/05/05 14:34:39, 3] lib/util_seaccess.c:se_access_check(250)
> [2010/05/05 14:34:39, 3] lib/util_seaccess.c:se_access_check(251)
>    se_access_check: user sid is
> S-1-5-21-1238498519-1179045160-1496349262-1124
>    se_access_check: also S-1-5-21-1238498519-1179045160-1496349262-515
>    se_access_check: also S-1-1-0
>    se_access_check: also S-1-5-2
>    se_access_check: also S-1-5-11
> [2010/05/05 14:34:39, 3] smbd/sec_ctx.c:set_sec_ctx(241)
>    setting sec ctx (10010, 10013) - sec_ctx_stack_ndx = 0
> [2010/05/05 14:34:39, 3] smbd/service.c:make_connection_snum(1042)
>    192.168.2.88 (192.168.2.88) connect to service IPC$ initially as user
> PROTEC+fx805-02-p$ (uid=10010, gid=10013) (pid 24205)
> [2010/05/05 14:34:39, 3] smbd/sec_ctx.c:set_sec_ctx(241)
>    setting sec ctx (0, 0) - sec_ctx_stack_ndx = 0
> [2010/05/05 14:34:39, 3] smbd/reply.c:reply_tcon_and_X(574)
>    tconX service=IPC$
> [2010/05/05 14:34:39, 3] smbd/process.c:process_smb(1083)
>    Transaction 3 of length 102
> [2010/05/05 14:34:39, 3] smbd/process.c:switch_message(932)
>    switch message SMBtrans2 (pid 24205) conn 0x2b6c699f1430
> [2010/05/05 14:34:39, 3] smbd/sec_ctx.c:set_sec_ctx(241)
>    setting sec ctx (10010, 10013) - sec_ctx_stack_ndx = 0
> [2010/05/05 14:34:39, 3] smbd/msdfs.c:get_referred_path(636)
>    get_referred_path: |Data| in dfs path \Samba-v\Data is not a dfs root.
> [2010/05/05 14:34:39, 3] smbd/error.c:error_packet_set(106)
>    error packet at smbd/trans2.c(6309) cmd=50 (SMBtrans2)
> NT_STATUS_NOT_FOUND
> [2010/05/05 14:34:41, 3] smbd/process.c:process_smb(1083)
>    Transaction 4 of length 240
> [2010/05/05 14:34:41, 3] smbd/process.c:switch_message(932)
>    switch message SMBsesssetupX (pid 24205) conn 0x0
> [2010/05/05 14:34:41, 3] smbd/sec_ctx.c:set_sec_ctx(241)
>    setting sec ctx (0, 0) - sec_ctx_stack_ndx = 0
> [2010/05/05 14:34:41, 3] smbd/sesssetup.c:reply_sesssetup_and_X(1256)
>    wct=12 flg2=0xc807
> [2010/05/05 14:34:41, 3]
> smbd/sesssetup.c:reply_sesssetup_and_X_spnego(1038)
>    Doing spnego session setup
> [2010/05/05 14:34:41, 3]
> smbd/sesssetup.c:reply_sesssetup_and_X_spnego(1069)
>    NativeOS=[Windows 2002 Service Pack 3 2600] NativeLanMan=[Windows 2002
> 5.1] PrimaryDomain=[]
> [2010/05/05 14:34:41, 3] smbd/sesssetup.c:reply_spnego_negotiate(697)
>    reply_spnego_negotiate: Got secblob of size 40
> [2010/05/05 14:34:41, 3] libsmb/ntlmssp.c:debug_ntlmssp_flags(63)
>    Got NTLMSSP neg_flags=0xa2088207
> [2010/05/05 14:34:41, 3] smbd/process.c:process_smb(1083)
>    Transaction 5 of length 338
> [2010/05/05 14:34:41, 3] smbd/process.c:switch_message(932)
>    switch message SMBsesssetupX (pid 24205) conn 0x0
> [2010/05/05 14:34:41, 3] smbd/sec_ctx.c:set_sec_ctx(241)
>    setting sec ctx (0, 0) - sec_ctx_stack_ndx = 0
> [2010/05/05 14:34:41, 3] smbd/sesssetup.c:reply_sesssetup_and_X(1256)
>    wct=12 flg2=0xc807
> [2010/05/05 14:34:41, 3]
> smbd/sesssetup.c:reply_sesssetup_and_X_spnego(1038)
>    Doing spnego session setup
> [2010/05/05 14:34:41, 3]
> smbd/sesssetup.c:reply_sesssetup_and_X_spnego(1069)
>    NativeOS=[Windows 2002 Service Pack 3 2600] NativeLanMan=[Windows 2002
> 5.1] PrimaryDomain=[]
> [2010/05/05 14:34:41, 3] libsmb/ntlmssp.c:ntlmssp_server_auth(739)
>    Got user=[smg] domain=[SAMBA-V] workstation=[FX805-02-P] len1=24
> len2=24
>
>
>    