[SR-Users] Database errors with usrloc db_mode=1 and dmq_usrloc

Mon Feb 24 21:43:32 CET 2020

Absolutely, I'll report back shortly!

On Mon, Feb 24, 2020 at 12:19 PM Daniel-Constantin Mierla <miconda at gmail.com>
wrote:

> Hello,
>
> the database connection is not initialized for that process based on the c
> code, as it is started with no child init callback, where the db connection
> is usually created:
> src/modules/dmq/dmq.c
>
> 283:            newpid = fork_process(PROC_NOCHLDINIT, "DMQ WORKER", 0);
>
> Can you try with PROC_RPC instead of PROC_NOCHLDINIT and see if works ok?
>
> Cheers,
> Daniel
> On 24.02.20 21:04, Joel Serrano wrote:
>
> Hi Daniel,
>
> The process desc says: DMQ WORKER
>
> Joel.
>
> On Mon, Feb 24, 2020 at 11:55 AM Daniel-Constantin Mierla <
> miconda at gmail.com> wrote:
>
>> Can you get the type of the process throwing the error? The pid is
>> printed in the log message and the type you can find in the description
>> corresponding to the pid in the output of:
>>
>> kamctl ps
>>
>> Cheers,
>> Daniel
>> On 24.02.20 20:42, Joel Serrano wrote:
>>
>> Ok so my findings so far:
>>
>> 1- db_mode=2 --> No errors.
>> 2- db_mode=1 --> The reported error.
>> 3- modparam("usrloc", "server_id_filter", 1) --> Irrelevant, errors
>> happen with or without it on db_mode=1.
>>
>> Anything else I can try in order to find out what is happening? My next
>> step was to enable mysql logs or capture traffic and see what exactly is
>> Kam sending...
>>
>> Let me know your thoughts.
>>
>> Thanks,
>> Joel.
>>
>>
>>
>> On Mon, Feb 24, 2020 at 11:26 AM Joel Serrano <joel at textplus.com> wrote:
>>
>>> Hi Henning,
>>>
>>> Every time I register, NodeA says OK, sends location by DMQ to NodeB,
>>> nodeB logs the error.
>>>
>>> I tried moving the VIP from NodeA to NodeB, and the error stops
>>> happening on NodeA, and starts happening on NodeB.
>>>
>>> I did not see this happening with db_mode=2, and I *think* it started
>>> happening when I enabled the server_id related params? I'm not 100% sure of
>>> this so I'm going to try some different combinations to see if I can narrow
>>> it down a little and provide more accurate details for you guys to find the
>>> issue.
>>>
>>> I'll report back shortly...
>>>
>>> Thanks!
>>> Joel.
>>>
>>>
>>>
>>> On Mon, Feb 24, 2020 at 11:20 AM Henning Westerholt <hw at skalatan.de>
>>> wrote:
>>>
>>>> Hello Joel,
>>>>
>>>>
>>>>
>>>> Feb 24 13:58:46 csbc02 csbc[9280]: ERROR: <core> [db.c:481]:
>>>> db_use_table(): invalid parameter value
>>>> Feb 24 13:58:46 csbc02 csbc[9280]: ERROR: usrloc [ucontact.c:670]:
>>>> db_insert_ucontact(): sql use_table failed for: location
>>>>
>>>>
>>>>
>>>> So the table name seems to be ok - this function also log this error if
>>>> the DB connection handle is not initialized. But still the question why
>>>> this happens.
>>>>
>>>>
>>>>
>>>> Cheers,
>>>>
>>>>
>>>>
>>>> Henning
>>>>
>>>>
>>>>
>>>> --
>>>>
>>>> Henning Westerholt – https://skalatan.de/blog/
>>>>
>>>> Kamailio services – https://gilawa.com
>>>>
>>>>
>>>>
>>>> *From:* sr-users <sr-users-bounces at lists.kamailio.org> *On Behalf Of *Joel
>>>> Serrano
>>>> *Sent:* Monday, February 24, 2020 8:10 PM
>>>> *To:* Daniel-Constantin Mierla <miconda at gmail.com>
>>>> *Cc:* Kamailio (SER) - Users Mailing List <sr-users at lists.kamailio.org>
>>>> *Subject:* Re: [SR-Users] Database errors with usrloc db_mode=1 and
>>>> dmq_usrloc
>>>>
>>>>
>>>>
>>>> Hello Daniel,
>>>>
>>>>
>>>>
>>>> I built from master and re-tested, debug log:
>>>>
>>>>
>>>>
>>>> Feb 24 13:58:46 csbc02 csbc[9280]: DEBUG: <core>
>>>> [core/socket_info.c:635]: grep_sock_info(): checking if port 5060
>>>> (advertise 0) matches port 5060
>>>> Feb 24 13:58:46 csbc02 csbc[9280]: DEBUG: dmq_usrloc
>>>> [usrloc_sync.c:423]: usrloc_dmq_execute_action(): Received DMQ_UPDATE.
>>>> Update contact info...
>>>> Feb 24 13:58:46 csbc02 csbc[9280]: DEBUG: dmq_usrloc
>>>> [usrloc_sync.c:75]: add_contact(): aor: 1000107
>>>> Feb 24 13:58:46 csbc02 csbc[9280]: DEBUG: dmq_usrloc
>>>> [usrloc_sync.c:76]: add_contact(): ci->ruid: uloc-2-5e507d6a-1bd5-3
>>>> Feb 24 13:58:46 csbc02 csbc[9280]: DEBUG: dmq_usrloc
>>>> [usrloc_sync.c:77]: add_contact(): aorhash: 928379112
>>>> Feb 24 13:58:46 csbc02 csbc[9280]: DEBUG: dmq_usrloc
>>>> [usrloc_sync.c:115]: add_contact(): '1000107' Not found in usrloc
>>>> Feb 24 13:58:46 csbc02 csbc[9280]: DEBUG: dmq_usrloc
>>>> [usrloc_sync.c:117]: add_contact(): Insert record
>>>> Feb 24 13:58:46 csbc02 csbc[9280]: DEBUG: usrloc [ul_callback.h:83]:
>>>> run_ul_callbacks(): contact=0x7f3a8cfdf170, callback type 1/15, id 0 entered
>>>> Feb 24 13:58:46 csbc02 csbc[9280]: DEBUG: dmq_usrloc
>>>> [usrloc_sync.c:800]: dmq_ul_cb_contact(): Callback from usrloc with type=1
>>>> Feb 24 13:58:46 csbc02 csbc[9280]: DEBUG: dmq_usrloc
>>>> [usrloc_sync.c:826]: dmq_ul_cb_contact(): Contact received from DMQ... skip
>>>> Feb 24 13:58:46 csbc02 csbc[9280]: ERROR: <core> [db.c:481]:
>>>> db_use_table(): invalid parameter value
>>>> Feb 24 13:58:46 csbc02 csbc[9280]: ERROR: usrloc [ucontact.c:670]:
>>>> db_insert_ucontact(): sql use_table failed for: location
>>>> Feb 24 13:58:46 csbc02 csbc[9280]: ERROR: usrloc [urecord.c:598]:
>>>> insert_ucontact(): failed to insert in database
>>>> Feb 24 13:58:46 csbc02 csbc[9280]: DEBUG: dmq_usrloc
>>>> [usrloc_sync.c:121]: add_contact(): Insert ucontact
>>>> Feb 24 13:58:46 csbc02 csbc[9280]: DEBUG: dmq_usrloc
>>>> [usrloc_sync.c:124]: add_contact(): Release record
>>>> Feb 24 13:58:46 csbc02 csbc[9280]: DEBUG: dmq_usrloc
>>>> [usrloc_sync.c:126]: add_contact(): Unlock udomain
>>>> Feb 24 13:58:46 csbc02 csbc[9280]: DEBUG: sl [sl.c:305]: send_reply():
>>>> reply in stateless mode (sl)
>>>> Feb 24 13:58:46 csbc02 csbc[9280]: DEBUG: <core>
>>>> [core/msg_translator.c:161]: check_via_address(): (10.2.1.181, 10.2.1.181,
>>>> 0)
>>>> Feb 24 13:58:46 csbc02 csbc[9280]: DEBUG: dialog [dlg_cseq.c:116]:
>>>> dlg_cseq_prepare_new_msg(): prepare new msg for cseq update operations
>>>> Feb 24 13:58:46 csbc02 csbc[9280]: DEBUG: <core>
>>>> [core/parser/msg_parser.c:620]: parse_msg(): SIP Reply  (status):
>>>> Feb 24 13:58:46 csbc02 csbc[9280]: DEBUG: <core>
>>>> [core/parser/msg_parser.c:622]: parse_msg():  version: <SIP/2.0>
>>>> Feb 24 13:58:46 csbc02 csbc[9280]: DEBUG: <core>
>>>> [core/parser/msg_parser.c:624]: parse_msg():  status:  <200>
>>>> Feb 24 13:58:46 csbc02 csbc[9280]: DEBUG: <core>
>>>> [core/parser/msg_parser.c:626]: parse_msg():  reason:  <OK>
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
>>>> Thanks,
>>>>
>>>> Joel.
>>>>
>>>>
>>>>
>>>> On Mon, Feb 24, 2020 at 1:36 AM Daniel-Constantin Mierla <
>>>> miconda at gmail.com> wrote:
>>>>
>>>> Hello,
>>>>
>>>> the error message:
>>>>
>>>> Feb 21 00:11:25 csbc02 csbc[13916]: ERROR: <core> [db.c:481]:
>>>> db_use_table(): invalid parameter value
>>>>
>>>> Is printed if the database table name is not given as parameter (eg,
>>>> null or empty). I pushed a patch to usrloc to print the table in the log
>>>> message, can you try with latest master (or patch from next commit) and
>>>> send again the log messages?
>>>>
>>>>   *
>>>> https://github.com/kamailio/kamailio/commit/3843ae18599bfc1806ccb62df44bbc8ad41d60dd
>>>>
>>>> Cheers,
>>>> Daniel
>>>>
>>>> On 21.02.20 22:40, Joel Serrano wrote:
>>>>
>>>> Hello,
>>>>
>>>>
>>>>
>>>> I have a setup with 2 kamailio in active/idle, locations are shared via
>>>> dmq_usrloc, but database is also used as a cache where other systems can
>>>> access and query "real-time" data.
>>>>
>>>>
>>>>
>>>> The config we have is:
>>>>
>>>>
>>>>
>>>> # ----- usrloc params -----
>>>> modparam("usrloc", "db_url", DBURL)
>>>> modparam("usrloc", "db_mode", 1)
>>>> modparam("usrloc", "db_load", 0)
>>>> modparam("usrloc", "db_insert_update", 1)
>>>> modparam("usrloc", "db_timer_clean", 1)
>>>> modparam("usrloc", "server_id_filter", 1)
>>>> modparam("usrloc", "timer_procs", 2)
>>>> modparam("usrloc", "timer_interval", 60)
>>>>
>>>>
>>>>
>>>> # ----- dmq_usrloc params -----
>>>> modparam("dmq_usrloc", "enable", 1)
>>>> modparam("dmq_usrloc", "sync", 1)
>>>> modparam("dmq_usrloc", "batch_msg_contacts", 50)  # 50 contacts /
>>>> message
>>>> modparam("dmq_usrloc", "batch_size", 10000)       # 10000 contacts /
>>>> batch
>>>> modparam("dmq_usrloc", "batch_usleep", 500000)    # one batch every
>>>> 500ms
>>>>
>>>>
>>>>
>>>> With this setup, we assume:
>>>>
>>>>
>>>>
>>>> 1- almost real-time updated location info in the database.
>>>>
>>>> 2- as long as one of the two Kam is up, location information will not
>>>> be lost (as they will sync with each other via DMQ)
>>>>
>>>> 3- if both servers go down, locations are lost (as they will not reload
>>>> from database on startup).
>>>>
>>>>
>>>>
>>>> Our tests work well with the above config, with one exception, on the
>>>> idle node, we see a lot of (only happens on the node receiving location via
>>>> dmq):
>>>>
>>>>
>>>>
>>>> Feb 21 00:11:25 csbc02 csbc[13916]: ERROR: <core> [db.c:481]:
>>>> db_use_table(): invalid parameter value
>>>> Feb 21 00:11:25 csbc02 csbc[13916]: ERROR: usrloc [ucontact.c:1136]:
>>>> db_update_ucontact_ruid(): sql use_table failed
>>>> Feb 21 00:11:25 csbc02 csbc[13916]: ERROR: usrloc [ucontact.c:1657]:
>>>> update_contact_db(): failed to update database
>>>>
>>>>
>>>>
>>>> I added debug logs to see if I could understand the reason:
>>>>
>>>>
>>>>
>>>> Feb 21 14:38:34 csbc02 csbc[30796]: DEBUG: dmq_usrloc
>>>> [usrloc_sync.c:478]: usrloc_dmq_handle_msg(): dmq message received from
>>>> sip:usrloc at 10.2.1.181:5050
>>>> Feb 21 14:38:34 csbc02 csbc[30796]: DEBUG: dmq_usrloc
>>>> [usrloc_sync.c:423]: usrloc_dmq_execute_action(): Received DMQ_UPDATE.
>>>> Update contact info...
>>>> Feb 21 14:38:34 csbc02 csbc[30796]: DEBUG: dmq_usrloc
>>>> [usrloc_sync.c:75]: add_contact(): aor: 1063362
>>>> Feb 21 14:38:34 csbc02 csbc[30796]: DEBUG: dmq_usrloc
>>>> [usrloc_sync.c:76]: add_contact(): ci->ruid: uloc-1-5e502cd3-5629-1
>>>> Feb 21 14:38:34 csbc02 csbc[30796]: DEBUG: dmq_usrloc
>>>> [usrloc_sync.c:77]: add_contact(): aorhash: 928261667
>>>> Feb 21 14:38:34 csbc02 csbc[30796]: DEBUG: dmq_usrloc
>>>> [usrloc_sync.c:115]: add_contact(): '1063362' Not found in usrloc
>>>> Feb 21 14:38:34 csbc02 csbc[30796]: DEBUG: dmq_usrloc
>>>> [usrloc_sync.c:117]: add_contact(): Insert record
>>>> Feb 21 14:38:34 csbc02 csbc[30796]: DEBUG: usrloc [ul_callback.h:83]:
>>>> run_ul_callbacks(): contact=0x7fe41ff41f40, callback type 1/15, id 0 entered
>>>> Feb 21 14:38:34 csbc02 csbc[30796]: DEBUG: dmq_usrloc
>>>> [usrloc_sync.c:800]: dmq_ul_cb_contact(): Callback from usrloc with type=1
>>>> Feb 21 14:38:34 csbc02 csbc[30796]: DEBUG: dmq_usrloc
>>>> [usrloc_sync.c:826]: dmq_ul_cb_contact(): Contact received from DMQ... skip
>>>> Feb 21 14:38:34 csbc02 csbc[30796]: ERROR: <core> [db.c:481]:
>>>> db_use_table(): invalid parameter value
>>>> Feb 21 14:38:34 csbc02 csbc[30796]: ERROR: usrloc [ucontact.c:669]:
>>>> db_insert_ucontact(): sql use_table failed
>>>> Feb 21 14:38:34 csbc02 csbc[30796]: ERROR: usrloc [urecord.c:598]:
>>>> insert_ucontact(): failed to insert in database
>>>> Feb 21 14:38:34 csbc02 csbc[30796]: DEBUG: dmq_usrloc
>>>> [usrloc_sync.c:121]: add_contact(): Insert ucontact
>>>> Feb 21 14:38:34 csbc02 csbc[30796]: DEBUG: dmq_usrloc
>>>> [usrloc_sync.c:124]: add_contact(): Release record
>>>> Feb 21 14:38:34 csbc02 csbc[30796]: DEBUG: dmq_usrloc
>>>> [usrloc_sync.c:126]: add_contact(): Unlock udomain
>>>> Feb 21 14:38:34 csbc02 csbc[30796]: DEBUG: sl [sl.c:305]: send_reply():
>>>> reply in stateless mode (sl)
>>>> Feb 21 14:38:34 csbc02 csbc[30796]: DEBUG: <core>
>>>> [core/msg_translator.c:161]: check_via_address(): (10.2.1.181, 10.2.1.181,
>>>> 0)
>>>>
>>>>
>>>>
>>>> Can anyone help me understand what's the problem? I have the server_id
>>>> setting, and the modparam server_id_filter, so shouldn't the receiving node
>>>> just ignore any database tasks?
>>>>
>>>>
>>>>
>>>>
>>>>
>>>> Thanks,
>>>>
>>>> Joel.
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
>>>> _______________________________________________
>>>>
>>>> Kamailio (SER) - Users Mailing List
>>>>
>>>> sr-users at lists.kamailio.org
>>>>
>>>> https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users
>>>>
>>>> --
>>>>
>>>> Daniel-Constantin Mierla -- www.asipto.com
>>>>
>>>> www.twitter.com/miconda -- www.linkedin.com/in/miconda
>>>>
>>>> Kamailio Advanced Training - March 9-11, 2020, Berlin - www.asipto.com
>>>>
>>>> Kamailio World Conference - April 27-29, 2020, in Berlin -- www.kamailioworld.com
>>>>
>>>> --
>> Daniel-Constantin Mierla -- www.asipto.comwww.twitter.com/miconda -- www.linkedin.com/in/miconda
>> Kamailio Advanced Training - March 9-11, 2020, Berlin - www.asipto.com
>> Kamailio World Conference - April 27-29, 2020, in Berlin -- www.kamailioworld.com
>>
>> --
> Daniel-Constantin Mierla -- www.asipto.comwww.twitter.com/miconda -- www.linkedin.com/in/miconda
> Kamailio Advanced Training - March 9-11, 2020, Berlin - www.asipto.com
> Kamailio World Conference - April 27-29, 2020, in Berlin -- www.kamailioworld.com
>
>
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