[Samba] start/stop ctdb

Micha Ballmann ballmann at uni-landau.de
Tue Mar 3 09:05:16 UTC 2020


Hi,

i updated the variables for my scenario. But CTDB wont start:

Mar  3 09:50:50 ctdb1 systemd[1]: Starting CTDB...
Mar  3 09:50:50 ctdb1 ctdbd[24663]: CTDB starting on node
Mar  3 09:50:50 ctdb1 ctdbd[24667]: Starting CTDBD (Version 4.11.6) as 
PID: 24667
Mar  3 09:50:50 ctdb1 ctdbd[24667]: Created PID file 
/usr/local/samba/var/run/ctdb/ctdbd.pid
Mar  3 09:50:50 ctdb1 ctdbd[24667]: Removed stale socket 
/usr/local/samba/var/run/ctdb/ctdbd.socket
Mar  3 09:50:50 ctdb1 ctdbd[24667]: Listening to ctdb socket 
/usr/local/samba/var/run/ctdb/ctdbd.socket
Mar  3 09:50:50 ctdb1 ctdbd[24667]: Set real-time scheduler priority
Mar  3 09:50:50 ctdb1 ctdbd[24667]: Starting event daemon 
/usr/local/samba/libexec/ctdb/ctdb-eventd -P 24667 -S 13
Mar  3 09:50:50 ctdb1 ctdb-eventd[24671]: daemon started, pid=24671
Mar  3 09:50:50 ctdb1 ctdb-eventd[24671]: startup completed successfully
Mar  3 09:50:50 ctdb1 ctdb-eventd[24671]: listening on 
/usr/local/samba/var/run/ctdb/eventd.socket
Mar  3 09:50:50 ctdb1 ctdbd[24667]: Set runstate to INIT (1)
*Mar  3 09:50:50 ctdb1 ctdb-eventd[24671]: 00.ctdb: 
/usr/local/samba/etc/ctdb/events/legacy/00.ctdb.script: 24: 
/usr/local/samba/etc/ctdb/events/legacy/00.ctdb.script: tdbtool: not found**
**Mar  3 09:50:50 ctdb1 ctdb-eventd[24671]: 00.ctdb: WARNING: The 
installed 'tdbtool' does not offer the 'check' subcommand.**
**Mar  3 09:50:50 ctdb1 ctdb-eventd[24671]: 00.ctdb:  Using 'tdbdump' 
for database checks.**
**Mar  3 09:50:50 ctdb1 ctdb-eventd[24671]: 00.ctdb: Consider updating 
'tdbtool' for better checks!**
**Mar  3 09:50:50 ctdb1 ctdb-eventd[24671]: 00.ctdb: Persistent database 
/usr/local/samba/var/lib/ctdb/persistent/account_policy.tdb.0 is 
corrupted! CTDB will not start.*
*Mar  3 09:50:50 ctdb1 ctdb-eventd[24671]: init event failed**
**Mar  3 09:50:50 ctdb1 ctdbd[24667]: ctdb exiting with error: Failed to 
run init event**
**Mar  3 09:50:50 ctdb1 ctdbd[24667]:**
**Mar  3 09:50:50 ctdb1 ctdbd[24667]: CTDB daemon shutting down**
**Mar  3 09:50:56 ctdb1 ctdb-eventd[24671]: PID 24667 gone away, exiting**
**Mar  3 09:50:56 ctdb1 ctdb-eventd[24671]: Shutting down**
**Mar  3 09:51:01 ctdb1 ctdbd_wrapper[24662]: Timed out waiting for 
initialisation - check logs**
**Mar  3 09:51:01 ctdb1 systemd[1]: ctdb.service: Control process 
exited, code=exited status=1**
**Mar  3 09:51:01 ctdb1 systemd[1]: ctdb.service: Failed with result 
'exit-code'.**
**Mar  3 09:51:01 ctdb1 systemd[1]: Failed to start CTDB.*

Do i need set some environment variable in 
*/usr/local/samba/etc/ctdb/events/legacy/00.ctdb.script?*

*
*

Am 03.03.2020 um 09:18 schrieb Anoop C S via samba:
> On Tue, 2020-03-03 at 08:36 +0100, Micha Ballmann via samba wrote:
>> Hi,
>>
>> i configured a running three node CTDB SAMBA cluster (hope so).
>> Virtual
>> ip's are floating between the nodes after faling one of them. Im
>> using
>> SAMBA 4.11.6 on Ubuntu 18.04. Samba was compiled from source. I
>> configured some systemD start/stop scripts for samba (smbd, nmbd)
>> and
>> winbind, also disabled them for manage via ctdb.
>>
>> I enabled ctdb to mange samba and winbind via this description:
>> https://wiki.samba.org/index.php/Configuring_clustered_Samba
>>
>> Now i can start/stop CTDB , SAMBA and winbind by using:
>>
>> # ctdbd_wrapper start/stop
>>
>> Now im trying to find a systemD script for CTDB . Is there
>> somewherea
>> template script flying through the internet? I installed CTDB on a
>> other
>> maschine by repo and tried to copy the start/stop script but this
>> distribution provides only SysVinit script.
>>
>> Maybe you can hep here:
>>
>> ----
>>
>> [Unit]
>> Description=CTDB
>> After=network.target remote-fs.target nss-lookup.target
>>
>> [Service]
>> Type=forking
>> ExecStart=???
>> PIDFile=???
>>
>> [Install]
>> WantedBy=multi-user.target
>>
>> ----
>>
>> My CTDB is installed in: /usr/local/samba
>>
>> ...
>>
>> /usr/local/samba/sbin/ctdbd_wrapper
>> /usr/local/samba/var/run/ctdb
>
> We do have a general standard systemd service file in our sources
> itself. Please see the following link(for tag samba-4.11.6):
>
> https://git.samba.org/?p=samba.git;a=blob;f=ctdb/config/ctdb.service;h=fd81c38e26daff89c3e220f19ea5df5f4c110278;hb=f5fa58a41774667a153dece74ed7e4a09689f0ad
>
> You may have to update some variables like PIDFile, ExecStart, ExecStop
> accordingly to point to non-standard installation paths.
>
>


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