[Samba] Locking file access

[Carlos]

Hi!!


Any ?


Regards;

Em 22/04/2021 09:39, Carlos escreveu:
> Hello!
> I have samba Version 4.14.2 (it was updated to see if the problem was 
> solved, samba is compiled), on an Ubuntu 20.04.
>
> My problem is the following, sometimes during the day, a user tries to 
> open a file (xml / doc / etc) his session "crashes" (including explore 
> it), if another user tries to open this file he also fails, I noticed 
> that it seems to me that the file is getting in a special lock ...
>
> Exit the smbstatus:
>
> 135539 12888 DENY_WRITE 0x12019f RDWR LEASE (R) 
> /mnt/GLUSTERFS/Borracharia 012_depto. tires (2021)/ warehouse/File.xls 
> Tue Apr 20 14:09:45 2021
>
> To solve it, I need to kill this user's open process (which is not the 
> first one that crashed, but one that has a file or its session stuck 
> in that file), after this "kill", access to the file goes back to all 
> users.
>
> Problem happens in several files and random days.
>
> Something that can explain this?
>
>
> My smb.conf
>
> [global]
>         workgroup = XXXXXXDC
>         realm = INTERNAL.XXXX.com.br
>         security = ADS
>         username map = /usr/local/samba/etc/user.map
>
>         dedicated keytab file = /etc/krb5.keytab
>         kerberos method = secrets and keytab
>         winbind cache time = 60
>
>         winbind max clients = 900
>         winbind enum users = Yes
>         winbind enum groups = Yes
>         winbind use default domain = Yes
>         winbind nss info = rfc2307
>         winbind refresh tickets = Yes
>         winbind nss info = template
>         shell template = / bin / bash
>         template homedir = / home /% U
>
>         idmap config *: backend = tdb
>         idmap config *: range = 3000-7999
>         idmap config XXXXXXDC: backend = rid
>         idmap config XXXXXXDC: range = 10000-999999
>
>
>         map acl inherit = Yes
>
>         #
>         # Disable Cups
>         load printers = no
>         printcap name = / dev / null
>         disable spoolss = yes
>         printing = bsd
>
>
>
>
>         vfs objects = recycle, full_audit, acl_xattr
>
>         recycle: keeptree = yes
>         recycle: versions = yes
>         recycle: repository = / mnt / GLUSTERFS / Recycle Bin /% U
>         recycle: exclude = * .tmp, * .log, * .obj, ~ *. *, * .bak, * 
> .iso, * .exe
>         recycle: exclude_dir = tmp
>         recycle: touch = yes
>         recycle: touch_mtime = yes
>         full_audit: failure = none
>         full_audit: facility = local5
>         full_audit: priority = notice
>         full_audit: prefix =% u |% I |% S
>         full_audit: success = rmdir unlink open write chmod chown mkdir
>         full_audit: failure = none
>
> include = /opt/samba/etc/compartamentos.conf
>
>
> ----
>
> My include:
>
> [Borracharia]
>        path = / mnt / GLUSTERFS / Borracharia /
>
>        read only = no
>
>
>
> ------
>
>
>
> Regards;
>