[OpenSIPS-Users] Cluster (anycast) adds extra hex 00 in the tail to replicated responses.

Nick Altmann nick at altmann.pro
Mon Jan 9 11:05:45 UTC 2023


No, it's not for site. But you can make a link yourself by changing 3.3
nightly to 3.4, for example.

--
Nick

Thanks!
>
> @Nick, maybe it is needed to add version 3.4 to the site as well since it
> is missing in the drop-down menu?
>
> https://yum.opensips.org/packages.php
>
> *OS: CentOS 7*
> *Build type: nightly*
> *OpenSIPS version: 3.3, 3.2, 3.1 *
>
>
> пн, 9 янв. 2023 г. в 11:43, Nick Altmann <nick at altmann.pro>:
>
>> It's 3.4/nightly.
>>
>> --
>> Nick
>>
>>
>> Hello!
>>> Thanks!!!
>>>
>>> Do we have a yum repository where packages from the master branch are
>>> built?
>>>
>>>
>>> пн, 9 янв. 2023 г. в 10:27, Răzvan Crainea <razvan at opensips.org>:
>>>
>>>> Hi, Denys!
>>>>
>>>> I've just pushed a fix[1] in the master branch - can you please give it
>>>> a try and let me know if this fixes your setup, so I can backport it
>>>> down to 3.1?
>>>>
>>>> [1]
>>>>
>>>> https://github.com/OpenSIPS/opensips/commit/81e9b14a16acd284469d8958c57dcece69699a85
>>>>
>>>> Best regards,
>>>>
>>>> Răzvan Crainea
>>>> OpenSIPS Core Developer
>>>> http://www.opensips-solutions.com
>>>>
>>>> On 1/9/23 10:03, Denys Pozniak wrote:
>>>> > Hello!
>>>> >
>>>> > Sorry to bring the topic up, but so far I have no idea what the
>>>> problem
>>>> > is. Or do I need to open an issue on github?
>>>> >
>>>> > вт, 3 янв. 2023 г. в 13:58, Denys Pozniak <denys.pozniak at gmail.com
>>>> > <mailto:denys.pozniak at gmail.com>>:
>>>> >
>>>> >     Hello!
>>>> >
>>>> >     I'm trying to build a classic anycast cluster topology with two
>>>> >     OpenSIPS nodes, in which requests are processed by one proxy and
>>>> >     responses by another.
>>>> >     The client and server are emulated via baresip.
>>>> >     But I ran into a problem in that the replicated responses have an
>>>> >     extra 00 in the tail of the reply (the original reply from baresip
>>>> >     UAS does not have it).
>>>> >
>>>> >     ngrep -x:
>>>> >     #
>>>> >     U 192.168.100.100:5060 <http://192.168.100.100:5060> ->
>>>> >     192.168.56.103:37279 <http://192.168.56.103:37279> #5
>>>> >        53 49 50 2f 32 2e 30 20    31 38 30 20 52 69 6e 67    SIP/2.0
>>>> 180
>>>> >     Ring
>>>> >        69 6e 67 0d 0a 52 65 63    6f 72 64 2d 52 6f 75 74
>>>> >       ing..Record-Rout
>>>> >        65 3a 20 3c 73 69 70 3a    31 39 32 2e 31 36 38 2e    e:
>>>> >     <sip:192.168.
>>>> >        31 30 30 2e 31 30 30 3b    6c 72 3e 0d 0a 56 69 61
>>>> >       100.100;lr>..Via
>>>> >        3a 20 53 49 50 2f 32 2e    30 2f 55 44 50 20 31 39    :
>>>> >     SIP/2.0/UDP 19
>>>> >        32 2e 31 36 38 2e 35 36    2e 31 30 33 3a 33 37 32
>>>> >     2.168.56.103:372 <http://2.168.56.103:372>
>>>> >        37 39 3b 72 65 63 65 69    76 65 64 3d 31 39 32 2e
>>>> >       79;received=192.
>>>> >        31 36 38 2e 35 36 2e 31    30 33 3b 62 72 61 6e 63
>>>> >       168.56.103;branc
>>>> >        68 3d 7a 39 68 47 34 62    4b 62 65 63 38 65 38 66
>>>> >       h=z9hG4bKbec8e8f
>>>> >        30 32 36 62 65 39 31 34    61 3b 72 70 6f 72 74 3d
>>>> >       026be914a;rport=
>>>> >        33 37 32 37 39 0d 0a 54    6f 3a 20 3c 73 69 70 3a
>>>>  37279..To:
>>>> >     <sip:
>>>> >        31 30 30 40 31 39 32 2e    31 36 38 2e 31 30 30 2e
>>>> >     100 at 192.168.100. <mailto:100 at 192.168.100.>
>>>> >        31 30 30 3b 74 72 61 6e    73 70 6f 72 74 3d 75 64
>>>> >       100;transport=ud
>>>> >        70 3e 3b 74 61 67 3d 32    37 65 33 63 32 31 38 65
>>>> >       p>;tag=27e3c218e
>>>> >        30 65 61 31 32 30 64 0d    0a 46 72 6f 6d 3a 20 3c
>>>> >       0ea120d..From: <
>>>> >        73 69 70 3a 32 30 30 40    31 39 32 2e 31 36 38 2e
>>>> >       sip:200 at 192.168.
>>>> >        31 30 30 2e 31 30 30 3a    35 30 36 30 3e 3b 74 61
>>>> >       100.100:5060>;ta
>>>> >        67 3d 35 36 38 35 66 33    38 39 61 39 37 66 65 31
>>>> >       g=5685f389a97fe1
>>>> >        30 32 0d 0a 43 61 6c 6c    2d 49 44 3a 20 31 32 34
>>>> >       02..Call-ID: 124
>>>> >        39 37 61 63 37 36 65 38    30 34 66 35 36 0d 0a 43
>>>> >       97ac76e804f56..C
>>>> >        53 65 71 3a 20 36 33 37    30 37 20 49 4e 56 49 54    Seq:
>>>> 63707
>>>> >     INVIT
>>>> >        45 0d 0a 53 65 72 76 65    72 3a 20 62 61 72 65 73
>>>>  E..Server:
>>>> >     bares
>>>> >        69 70 20 76 32 2e 31 30    2e 30 20 28 78 38 36 5f    ip
>>>> v2.10.0
>>>> >     (x86_
>>>> >        36 34 2f 4c 69 6e 75 78    29 0d 0a 43 6f 6e 74 61
>>>> >       64/Linux)..Conta
>>>> >        63 74 3a 20 3c 73 69 70    3a 31 30 30 2d 30 78 63    ct:
>>>> >     <sip:100-0xc
>>>> >        62 63 31 39 30 40 31 39    32 2e 31 36 38 2e 35 36
>>>> >       bc190 at 192.168.56
>>>> >        2e 31 30 36 3a 35 30 38    30 3e 0d 0a 41 6c 6c 6f
>>>> >       .106:5080>..Allo
>>>> >        77 3a 20 49 4e 56 49 54    45 2c 41 43 4b 2c 42 59    w:
>>>> >     INVITE,ACK,BY
>>>> >        45 2c 43 41 4e 43 45 4c    2c 4f 50 54 49 4f 4e 53
>>>> >       E,CANCEL,OPTIONS
>>>> >        2c 4e 4f 54 49 46 59 2c    53 55 42 53 43 52 49 42
>>>> >       ,NOTIFY,SUBSCRIB
>>>> >        45 2c 49 4e 46 4f 2c 4d    45 53 53 41 47 45 2c 55
>>>> >       E,INFO,MESSAGE,U
>>>> >        50 44 41 54 45 2c 52 45    46 45 52 0d 0a 43 6f 6e
>>>> >       PDATE,REFER..Con
>>>> >        74 65 6e 74 2d 4c 65 6e    67 74 68 3a 20 30 0d 0a
>>>> >       tent-Length: 0..
>>>> >        0d 0a 00                                              ...
>>>> >     #
>>>> >
>>>> >     So it throws a Baresip error:
>>>> >     call: SIP Progress: 100 Trying-2 (/)
>>>> >     call: SIP Progress: 100 Giving it a try (/)
>>>> >     call: SIP Progress: 180 Ringing (/)
>>>> >     call: could not decode SDP answer: Bad message [74]
>>>> >
>>>> >     192.168.56.103 - baresip UAC
>>>> >     192.168.56.106 - baresip UAS
>>>> >     192.168.100.100 - anycast OpenSIPS
>>>> >
>>>> >     opensips.cfg (node2):
>>>> >     ...
>>>> >     socket = udp:192.168.100.100 anycast
>>>> >     socket= bin:192.168.56.105:5566 <http://192.168.56.105:5566>
>>>> >     ...
>>>> >     modparam ("tm", "tm_replication_cluster", 1)
>>>> >     modparam("clusterer", "db_mode", 0)
>>>> >     modparam("clusterer", "my_node_id", 2)
>>>> >     modparam("clusterer", "my_node_info", "cluster_id=1,
>>>> >     url=bin:192.168.56.105:5566 <http://192.168.56.105:5566>")
>>>> >     modparam("clusterer", "neighbor_node_info",
>>>> >     "cluster_id=1,node_id=1,url=bin:192.168.56.104:5566
>>>> >     <http://192.168.56.104:5566>")
>>>> >     modparam("clusterer", "sharing_tag", "vip1/2=active")
>>>> >     ...
>>>> >     ####### Routing Logic ########
>>>> >
>>>> >     route{
>>>> >
>>>> >              if ( !mf_process_maxfwd_header(10) ) {
>>>> >                      send_reply(483,"Too Many Hops");
>>>> >                      exit;
>>>> >              }
>>>> >
>>>> >              sl_send_reply(100, "Trying-2");
>>>> >
>>>> >              if (has_totag()) {
>>>> >
>>>> >                      if ( !loose_route() && !t_check_trans() ) {
>>>> >                              if ( is_method("ACK") ) {
>>>> >                                      t_anycast_replicate();
>>>> >                                      exit;
>>>> >                              }
>>>> >                      }
>>>> >
>>>> >                      t_relay();
>>>> >                      exit;
>>>> >              }
>>>> >
>>>> >              if (is_method("CANCEL")) {
>>>> >                      if (t_check_trans()) {
>>>> >                              t_relay();
>>>> >
>>>> >                      } else {
>>>> >                              t_anycast_replicate();
>>>> >                      }
>>>> >
>>>> >                      exit;
>>>> >              }
>>>> >
>>>> >              t_check_trans();
>>>> >
>>>> >              if (!is_method("REGISTER|MESSAGE")) {
>>>> >                      record_route();
>>>> >              }
>>>> >
>>>> >              if ( is_method("INVITE") && $si!="5080" ) {
>>>> >                      $du = "sip:192.168.56.106:5080
>>>> >     <http://192.168.56.106:5080>";
>>>> >              }
>>>> >
>>>> >              t_relay();
>>>> >              exit;
>>>> >
>>>> >     }
>>>> >
>>>> >     [root at localhost opensips]# opensips -V
>>>> >     version: opensips 3.3.2 (x86_64/linux)
>>>> >     flags: STATS: On, DISABLE_NAGLE, USE_MCAST, SHM_MMAP, PKG_MALLOC,
>>>> >     Q_MALLOC, F_MALLOC, HP_MALLOC, DBG_MALLOC, FAST_LOCK-ADAPTIVE_WAIT
>>>> >     ADAPTIVE_WAIT_LOOPS=1024, MAX_RECV_BUFFER_SIZE 262144, MAX_LISTEN
>>>> >     16, MAX_URI_SIZE 1024, BUF_SIZE 65535
>>>> >     poll method support: poll, epoll, sigio_rt, select.
>>>> >     main.c compiled on 16:12:02 Oct 19 2022 with gcc 4.8.5
>>>> >
>>>> >
>>>> >     --
>>>> >
>>>> >     BR,
>>>> >     Denys Pozniak
>>>> >
>>>> >
>>>> >
>>>> >
>>>> > --
>>>> >
>>>> > BR,
>>>> > Denys Pozniak
>>>> >
>>>> >
>>>> >
>>>> > _______________________________________________
>>>> > Users mailing list
>>>> > Users at lists.opensips.org
>>>> > http://lists.opensips.org/cgi-bin/mailman/listinfo/users
>>>>
>>>> _______________________________________________
>>>> Users mailing list
>>>> Users at lists.opensips.org
>>>> http://lists.opensips.org/cgi-bin/mailman/listinfo/users
>>>>
>>>
>>>
>>> --
>>>
>>> BR,
>>> Denys Pozniak
>>>
>>>
>>> _______________________________________________
>>> Users mailing list
>>> Users at lists.opensips.org
>>> http://lists.opensips.org/cgi-bin/mailman/listinfo/users
>>>
>> _______________________________________________
>> Users mailing list
>> Users at lists.opensips.org
>> http://lists.opensips.org/cgi-bin/mailman/listinfo/users
>>
>
>
> --
>
> BR,
> Denys Pozniak
>
>
> _______________________________________________
> Users mailing list
> Users at lists.opensips.org
> http://lists.opensips.org/cgi-bin/mailman/listinfo/users
>
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