[Samba] Cannot open sam.ldb [Was: dlz_bind9.so not found]
Adam Tauno Williams
awilliam at whitemice.org
Tue Dec 6 09:18:06 MST 2011
On Tue, 2011-12-06 at 11:11 -0500, Adam Tauno Williams wrote:
> On Tue, 2011-12-06 at 10:47 -0500, Adam Tauno Williams wrote:
> > On Sun, 2011-12-04 at 08:45 +0000, Marcel Ritter wrote:
> > > the last configuration is the correct one.
> > > However you may have to set LD_LIBRARY_PATH to the
> > > directory containing libsamdb.so.0 (or other libraries it may complain
> > > about during startup).
> >
> > I'm also using bind-9.8.1 on openSUSE 12.1 x86_64 and seeing something
> > like the same problem.
> >
> > I run bind as -
> > named -4 -c /etc/named.conf -g -u named -d 65535
> > 06-Dec-2011 10:43:20.486 Loading 'AD DNS Zone' using driver dlopen
> > 06-Dec-2011 10:43:20.486 Loading SDLZ driver.
> > 06-Dec-2011 10:43:20.562 samba_dlz: Failed to connect
> > to /opt/s4/private/dns/sam.ldb
> > 06-Dec-2011 10:43:20.563 dlz_dlopen of 'AD DNS Zone' failed
> > 06-Dec-2011 10:43:20.563 SDLZ driver failed to load.
> > 06-Dec-2011 10:43:20.563 DLZ driver failed to load.
> > Does that mean it loaded the samba_dlz driver? [I have /opt/s4/lib
> > in /etc/ld.so.conf.d/s4.conf, and have run /sbin/ldconfig]
> > The group named has rw- for /opt/s4/private/dns/sam.ldb
> > It doesn't seem terribly informative.
>
>
> Via strace I clearly see -
> 2434 mmap(NULL, 2105528, PROT_READ|PROT_EXEC, MAP_PRIVATE|
> MAP_DENYWRITE, 9, 0) = 0x7fc8f850c000
> 2434 mprotect(0x7fc8f850e000, 2093056, PROT_NONE) = 0
> 2434 mmap(0x7fc8f870d000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|
> MAP_FIXED|MAP_DENYWRITE, 9, 0x1000) = 0x7fc8f870d000
> 2434 close(9) = 0
> 2434 mprotect(0x7fc8f870d000, 4096, PROT_READ) = 0
> 2434 stat("/opt/s4/modules/ldb", {st_mode=S_IFDIR|0755,
> st_size=4096, ...}) = 0
> 2434 stat("/opt/s4/modules/ldb", {st_mode=S_IFDIR|0755,
> st_size=4096, ...}) = 0
> 2434 stat("/opt/s4/private/dns/sam.ldb", 0x7fc9123692a0) = -1 EACCES
> (Permission denied)
> 2434 open("/opt/s4/private/dns/sam.ldb", O_RDWR|O_CREAT, 0600) = -1
> EACCES (Permission denied)
> 2434 stat("/etc/localtime", {st_mode=S_IFREG|0644, st_size=2202, ...})
> = 0
> after it has opened a bunch of Samba libraries and read
> from /opt/s4/etc/smb.conf
> In /etc/selinux/config I have SELINUX=disabled
It was a permissions problem. Changing the permissions -
linux-uf10:~ # chmod 777 /opt/s4/private/dns/sam.ldb
linux-uf10:~ # chmod 777 /opt/s4/private/dns
linux-uf10:~ # chmod 777 /opt/s4/private
- changed the error. :(
linux-uf10:~ # named -4 -c /etc/named.conf -g -u named
06-Dec-2011 11:14:35.735 Loading 'AD DNS Zone' using driver dlopen
ldb: module partition initialization failed : Operations error
ldb: module show_deleted initialization failed : Operations error
ldb: module extended_dn_out_ldb initialization failed : Operations error
ldb: module repl_meta_data initialization failed : Operations error
ldb: module subtree_delete initialization failed : Operations error
ldb: module schema_load initialization failed : Operations error
ldb: module operational initialization failed : Operations error
ldb: module aclread initialization failed : Operations error
ldb: module acl initialization failed : Operations error
ldb: module descriptor initialization failed : Operations error
ldb: module objectclass initialization failed : Operations error
ldb: module asq initialization failed : Operations error
ldb: module server_sort initialization failed : Operations error
ldb: module paged_results initialization failed : Operations error
ldb: module dirsync initialization failed : Operations error
ldb: module rootdse initialization failed : Operations error
ldb: module samba_dsdb initialization failed : Operations error
ldb: Unable to load modules for /opt/s4/private/dns/sam.ldb: Unable to
open tdb '/opt/s4/private/dns/sam.ldb.d/DC=MICORE,DC=US.ldb'
06-Dec-2011 11:14:35.813 samba_dlz: Failed to connect
to /opt/s4/private/dns/sam.ldb
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