[SR-Users] redis via haproxy

[Aidar Kamalov]

There is no problems without haproxy. And haproxy no problems without
kamailio :)

I used tcpdump (can't attach here) to dump port 6380, so kamailio should
connect to haproxy, because it send ping and receive pong.

2017-12-06 11:06 GMT+03:00 Юрий Горличенко <gorlichenko_uv at inbox.ru>:

> Hi try first to use single redis for make sure that it is not a ha proxy
> trouble.
>
> If error still exists - try to collect debug information.
>
> Среда, 6 декабря 2017, 10:53 +03:00 от Aidar Kamalov <
> aidar.kamalov at gmail.com>:
>
> Hello,
>
> Kamailio after restart(or start) sometimes can't connect to redis (via
> haproxy) with logs:
>
> Dec  6 07:29:30 siptest /usr/sbin/kamailio[47291]: NOTICE: <script>: ROOT:
> KDMQ usrloc [764c076919c73540-39925 at 192.168.150.225
> <https://e.mail.ru/compose/?mailto=mailto%3a764c076919c73540%2d39925@192.168.150.225>
> ]
> Dec  6 07:29:31 siptest /usr/sbin/kamailio[47263]: NOTICE: <script>: ROOT:
> OPTIONS <null> [0b4dc11225a6fc77294de97578061844 at 192.168.150.231:5060]
> Dec  6 07:29:31 siptest /usr/sbin/kamailio[47269]: ERROR: ndb_redis
> [redis_client.c:130]: redisc_init(): error communicating with redis server
> [redis] (127.0.0.1:6380/0): Resource temporarily unavailable
> Dec  6 07:29:31 siptest /usr/sbin/kamailio[47269]: ERROR: ndb_redis
> [ndb_redis_mod.c:122]: child_init(): failed to initialize redis connections
> Dec  6 07:29:31 siptest /usr/sbin/kamailio[47269]: ERROR: <core>
> [core/sr_module.c:923]: init_mod_child(): Error while initializing module
> ndb_redis (/usr/lib64/kamailio/modules/ndb_redis.so)
> Dec  6 07:29:31 siptest /usr/sbin/kamailio[47269]: ERROR: <core>
> [core/pt.c:334]: fork_process(): init_child failed for process 5, pid
> 47269, "udp receiver child=4 sock=192.168.8.213:5060"
> Dec  6 07:29:31 siptest /usr/sbin/kamailio[47269]: CRITICAL: <core>
> [main.c:1611]: main_loop(): Cannot fork
> Dec  6 07:29:31 siptest /usr/sbin/kamailio[47252]: ALERT: <core>
> [main.c:740]: handle_sigs(): child process 47269 exited normally, status=255
> Dec  6 07:29:31 siptest /usr/sbin/kamailio[47362]: CRITICAL: <core>
> [core/pass_fd.c:277]: receive_fd(): EOF on 13
>
> Redis and haproxy working fine (I test it by many attepts - echo ping|ncat
> localhost 6380)
>
> At tcpdump all attemps from kamailio have:
>
> *1
>
> $4
>
> PING
>
> +PONG
>
> *2
>
> $6
>
> SELECT
>
> $1
>
> 0
>
> +OK
>
>
>
> my kamailio 5.0.4 config:
> modparam("ndb_redis", "server", "name=redis;addr=127.0.0.1;port=6380")
>
> my haproxy 1.5 config:
> backend bk_redis
>         mode tcp
>         option tcp-check
>         tcp-check connect
>         tcp-check send PING\r\n
>         tcp-check expect string +PONG
>         tcp-check send QUIT\r\n
>         tcp-check expect string +OK
>         server sipkazan 192.168.107.195:6379 check inter 1s
>         server local 127.0.0.1:6379 check inter 1s backup
>
>
> --
> Aydar A. Kamalov
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>
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>
>
>
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>


-- 
Aydar A. Kamalov
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