[Freeswitch-users] Dialplan expression matching

Mirko Brankovic mirkobrankovic at gmail.com
Fri Sep 30 15:14:57 MSD 2016


Oh ok,
I saw email for spell check, is it ok now after that corrected?

On Fri, Sep 30, 2016 at 12:21 PM, Vladyslav Zakhozhai <v.zakhozhai at gmail.com
> wrote:

> Mirko, sorry for confusing you.
>
> You are right about pattern and my example phone number. I've just
> replaced everything with 0 after 093. I have no problems with pcre :) Btw
> we can even test it with fs_cli, don't we? :)
>
> freeswitch at vzakhozhai> regex 0930000000|^0[1-9][0-9]{8}
> true
> freeswitch at vzakhozhai> regex 0930000000|^0[1-9]{9}
> false
>
>
>
> On Fri, Sep 30, 2016 at 10:39 AM Mirko Brankovic <mirkobrankovic at gmail.com>
> wrote:
>
>> Well first point I saw the incorrect xml so that can act strangely,
>> usually you can't even reloadxml correctly.
>>
>> Next thing is that ^0[1-9]{9}$  shouldn't pass 0930000000, since it is
>> expecting 1-9 digits after 0, so 0931111111 can pass it. You should be able
>> to test it here https://regex101.com/ for pcre.
>>
>> Also make sure you have all xml tags properlly closed, and try not to use
>> nested conditions, I saw some emails about that not working as expected.
>>
>>
>>
>> On Thu, Sep 29, 2016 at 4:54 PM, Vladyslav Zakhozhai <
>> v.zakhozhai at gmail.com> wrote:
>>
>>> Mirko, thank you for your answer.
>>> Your information is very useful for me (I did not think that I need to
>>> close every condition but nevermind).
>>>
>>> But it is not actually my problem. Let me put it this way:
>>>
>>> <context name="internal">
>>> <extension name="echo_test" continue=true>
>>>     <condition field="destination_number" expression="^(echo|9999)$">
>>>         <action application="log" data="Start echo test."/>
>>>         <action application="answer"/>
>>>         <action application="echo" data =""/>
>>>     </condition>
>>> </extension>
>>>
>>> <extension name="ua_local" continue=true>
>>>     <condition field="destination_number" experession="^[2-5][0-9]{6}$">
>>>         <action application="log" data="INFO Extension ua_local"/>
>>>         <action application="bridge" data="sofia/gateway/golden/${
>>> destination_number}"/>
>>>     </condition>
>>> </extension>
>>>
>>> <extension name="ua_mobile" continue=true>
>>>     <condition field="destination_number" experession="^0[1-9]{9}$">
>>>         <action application="log" data="INFO Extension ua_mobile"/>
>>>         <action application="bridge" data="sofia/gateway/golden/${
>>> destination_number}"/>
>>>     </condition>
>>> </extension>
>>> </context>
>>>
>>> I've added some verbosity with logging extension name.
>>> Logs says that ua_mobile passed pattern check. But ua_local also passed
>>> the check. And ua_local is to be executed.
>>>
>>> But how 0930000000 can match ^[2-5][0-9]{6}$? And why in logs I see
>>> empty pattern against ua_local and ua_mobile:
>>>
>>> In case echo_test: destination_number(0930000000) =~ /^(echo|9999)$/
>>> break=on-false
>>> In case ua_local and ua_mobile: destination_number(0930000000) =~ //
>>> break=on-false
>>>
>>> I'm pretty confused :)
>>>
>>> And FS log:
>>>
>>> 2016-09-29 17:45:24.303629 [INFO] mod_dialplan_xml.c:637 Processing
>>> vlakas <vlakas>->0930000000 in context internal
>>> Dialplan: sofia/internal/vlakas at unitrans.tull.pp.ua parsing
>>> [internal->echo_test] continue=false
>>> Dialplan: sofia/internal/vlakas at unitrans.tull.pp.ua Regex (FAIL)
>>> [echo_test] destination_number(0930000000) =~ /^(echo|9999)$/ break=on-false
>>> Dialplan: sofia/internal/vlakas at unitrans.tull.pp.ua parsing
>>> [internal->ua_local] continue=true
>>> Dialplan: sofia/internal/vlakas at unitrans.tull.pp.ua Regex (PASS)
>>> [ua_local] destination_number(0930000000) =~ // break=on-false
>>> Dialplan: sofia/internal/vlakas at unitrans.tull.pp.ua Action log(INFO
>>> Extension ua_local)
>>> Dialplan: sofia/internal/vlakas at unitrans.tull.pp.ua Action
>>> bridge(sofia/gateway/golden/${destination_number})
>>> Dialplan: sofia/internal/vlakas at unitrans.tull.pp.ua parsing
>>> [internal->ua_mobile] continue=true
>>> Dialplan: sofia/internal/vlakas at unitrans.tull.pp.ua Regex (PASS)
>>> [ua_mobile] destination_number(0930000000) =~ // break=on-false
>>> Dialplan: sofia/internal/vlakas at unitrans.tull.pp.ua Action log(INFO
>>> Extension ua_mobile)
>>> Dialplan: sofia/internal/vlakas at unitrans.tull.pp.ua Action
>>> bridge(sofia/gateway/golden/${destination_number})
>>> 2016-09-29 17:45:24.303629 [DEBUG] switch_core_state_machine.c:286
>>> (sofia/internal/vlakas at unitrans.tull.pp.ua) State Change CS_ROUTING ->
>>> CS_EXECUTE
>>> 2016-09-29 17:45:24.303629 [DEBUG] switch_core_state_machine.c:602
>>> (sofia/internal/vlakas at unitrans.tull.pp.ua) State ROUTING going to sleep
>>> 2016-09-29 17:45:24.303629 [DEBUG] switch_core_state_machine.c:543
>>> (sofia/internal/vlakas at unitrans.tull.pp.ua) Running State Change
>>> CS_EXECUTE
>>> 2016-09-29 17:45:24.303629 [DEBUG] switch_core_state_machine.c:609
>>> (sofia/internal/vlakas at unitrans.tull.pp.ua) State EXECUTE
>>> 2016-09-29 17:45:24.303629 [DEBUG] mod_sofia.c:198 sofia/internal/
>>> vlakas at unitrans.tull.pp.ua SOFIA EXECUTE
>>> 2016-09-29 17:45:24.303629 [DEBUG] switch_core_state_machine.c:328
>>> sofia/internal/vlakas at unitrans.tull.pp.ua Standard EXECUTE
>>> EXECUTE sofia/internal/vlakas at unitrans.tull.pp.ua log(INFO Extension
>>> ua_local)
>>> 2016-09-29 17:45:24.303629 [INFO] mod_dptools.c:1713 Extension ua_local
>>> EXECUTE sofia/internal/vlakas at unitrans.tull.pp.ua
>>> bridge(sofia/gateway/golden/0930000000)
>>>
>>>
>>> On Thu, Sep 29, 2016 at 4:33 PM Mirko Brankovic <
>>> mirkobrankovic at gmail.com> wrote:
>>>
>>>> You need to close both conditions.
>>>> Correct this one:
>>>>     <extension name="is_internal_call">
>>>>         <condition field="destination_number" expression=".*"/>
>>>>         <condition field="${sip_h_X-Exten-Type}" expression="internal">
>>>>               Some action
>>>>          </condition>
>>>>     </extension>
>>>>
>>>> with this one/or remove one:
>>>>
>>>>     <extension name="is_internal_call">
>>>>         <condition field="destination_number" expression=".*"/>
>>>>         <condition field="${sip_h_X-Exten-Type}" expression="internal">
>>>>               Some action
>>>>          </condition>
>>>>          </condition>
>>>>     </extension>
>>>>
>>>> On Thu, Sep 29, 2016 at 3:04 PM, Vladyslav Zakhozhai <
>>>> v.zakhozhai at gmail.com> wrote:
>>>>
>>>>> David, thank you for your answer.
>>>>>
>>>>> I've mentioned that I have no problems with extension is_local_call.
>>>>> It will be matched only if SIP message has custom header
>>>>> X-Exten-Type=internal.
>>>>>
>>>>> If SIP message has no this header and To user is 0930000000 it does
>>>>> not match ua_mobile, but ua_local for some reason.
>>>>>
>>>>> When I'd remove is_local_call all numeric destinations are matched
>>>>> against ua_local.
>>>>>
>>>>> Here is part of FS log:
>>>>>
>>>>> Dialplan: sofia/internal/vlakas at unitrans.tull.pp.ua parsing
>>>>> [internal->echo_test] continue=false
>>>>> Dialplan: sofia/internal/vlakas at unitrans.tull.pp.ua Regex (FAIL)
>>>>> [echo_test] destination_number(0930000000) =~ /^(echo|9999)$/ break=on-false
>>>>> Dialplan: sofia/internal/vlakas at unitrans.tull.pp.ua parsing
>>>>> [internal->is_internal_call] continue=false
>>>>> Dialplan: sofia/internal/vlakas at unitrans.tull.pp.ua Regex (PASS)
>>>>> [is_internal_call] destination_number(0930000000) =~ /.*/ break=on-false
>>>>> Dialplan: sofia/internal/vlakas at unitrans.tull.pp.ua Regex (FAIL)
>>>>> [is_internal_call] ${sip_h_X-Exten-Type}() =~ /internal/ break=on-false
>>>>> Dialplan: sofia/internal/vlakas at unitrans.tull.pp.ua parsing
>>>>> [internal->ua_local] continue=false
>>>>> Dialplan: sofia/internal/vlakas at unitrans.tull.pp.ua Regex (PASS)
>>>>> [ua_local] destination_number(0930000000) =~ // break=on-false
>>>>> Dialplan: sofia/internal/vlakas at unitrans.tull.pp.ua Action
>>>>> log(sip_h_X-Exten-Type: ${sip_h_X-Exten-Type}.)
>>>>> Dialplan: sofia/internal/vlakas at unitrans.tull.pp.ua Action
>>>>> bridge(sofia/gateway/golden/${destination_number})
>>>>>
>>>>> I've removed extension is_local_call and have:
>>>>> Dialplan: sofia/internal/vlakas at unitrans.tull.pp.ua parsing
>>>>> [internal->echo_test] continue=false
>>>>> Dialplan: sofia/internal/vlakas at unitrans.tull.pp.ua Regex (FAIL)
>>>>> [echo_test] destination_number(0930000000) =~ /^(echo|9999)$/ break=on-false
>>>>> Dialplan: sofia/internal/vlakas at unitrans.tull.pp.ua parsing
>>>>> [internal->ua_local] continue=false
>>>>> Dialplan: sofia/internal/vlakas at unitrans.tull.pp.ua Regex (PASS)
>>>>> [ua_local] destination_number(0930000000) =~ // break=on-false
>>>>> Dialplan: sofia/internal/vlakas at unitrans.tull.pp.ua Action
>>>>> log(sip_h_X-Exten-Type: ${sip_h_X-Exten-Type}.)
>>>>> Dialplan: sofia/internal/vlakas at unitrans.tull.pp.ua Action
>>>>> bridge(sofia/gateway/golden/${destination_number})
>>>>>
>>>>> I can't understand why expression in log for ua_local is empty
>>>>>
>>>>> Regex (PASS) [ua_local] destination_number(0930000000) =~ //
>>>>> break=on-false
>>>>>
>>>>>
>>>>>
>>>>> On Thu, Sep 29, 2016 at 3:03 PM David Villasmil <
>>>>> david.villasmil.work at gmail.com> wrote:
>>>>>
>>>>>> you're hitting internal before  09
>>>>>>
>>>>>>  <extension name="is_internal_call">
>>>>>>         <condition field="destination_number" expression=".*"/>
>>>>>>         <condition field="${sip_h_X-Exten-Type}"
>>>>>> expression="internal">
>>>>>>               Some action
>>>>>>          </condition>
>>>>>>     </extension>
>>>>>>
>>>>>>     <extension name="ua_mobile">
>>>>>>         <condition field="destination_number"
>>>>>> experession="^0[0-9]{9}$">
>>>>>>             <action application="bridge" data="sofia/gateway/golden/${
>>>>>> destination_number}"/>
>>>>>>         </condition>
>>>>>>     </extension>
>>>>>>
>>>>>> try removing "        <condition field="destination_number"
>>>>>> expression=".*"/>"
>>>>>>
>>>>>> On Thu, Sep 29, 2016 at 10:41 AM, Vladyslav Zakhozhai <
>>>>>> v.zakhozhai at gmail.com> wrote:
>>>>>>
>>>>>>> Hi,
>>>>>>>
>>>>>>> I've mentioned that pattern matching in my dialplan works
>>>>>>> incorrectly but I can't figure out the main reason.
>>>>>>>
>>>>>>> For example I have the following dialplan:
>>>>>>> <context name="internal">
>>>>>>>     <extension name="echo_test">
>>>>>>>         <condition field="destination_number"
>>>>>>> expression="^(echo|9999)$">
>>>>>>>              Some action
>>>>>>>         </condition>
>>>>>>>     </extension>
>>>>>>>     <extension name="is_internal_call">
>>>>>>>         <condition field="destination_number" expression=".*"/>
>>>>>>>         <condition field="${sip_h_X-Exten-Type}"
>>>>>>> expression="internal">
>>>>>>>               Some action
>>>>>>>          </condition>
>>>>>>>     </extension>
>>>>>>>     <extension name="ua_local">
>>>>>>>         <condition field="destination_number"
>>>>>>> experession="^[2-5][0-9]{6}$">
>>>>>>>             Some action
>>>>>>>          </condition
>>>>>>>     </extension>
>>>>>>>     <extension name="ua_mobile">
>>>>>>>         <condition field="destination_number"
>>>>>>> experession="^0[0-9]{9}$">
>>>>>>>             <action application="bridge"
>>>>>>> data="sofia/gateway/golden/${destination_number}"/>
>>>>>>>         </condition>
>>>>>>>     </extension>
>>>>>>> </context>
>>>>>>>
>>>>>>> 1. Call to "echo" - OK (echo_test)
>>>>>>> 2. Call to some extension with custom header X-Exten-Type - OK
>>>>>>> (is_internal_call)
>>>>>>> 3. Call to 5930000 - OK (ua_local)
>>>>>>> 4. Call to 0930000000 - FAILED to match ua_mobile extension.
>>>>>>>
>>>>>>> The last call matches ua_local. But why?
>>>>>>>
>>>>>>> The result of regex dp_tool
>>>>>>> freeswitch at vlakas> regex 5930000|^[2-5][0-9]{6}$
>>>>>>> true
>>>>>>> freeswitch at vlakas> regex 0930000000|^[2-5][0-9]{6}$
>>>>>>> false
>>>>>>>
>>>>>>> So, everything is correct. I can't understand why almost everyting
>>>>>>> goes to ua_local extension.
>>>>>>>
>>>>>>> I appreciate you help.
>>>>>>>
>>>>>>>
>>>>>>> --
>>>>>>> Best regards,
>>>>>>> Vladyslav Zakhozhai
>>>>>>> email: v.zakhozhai at gmail.com
>>>>>>> tel.: +380(93) 757-21-61
>>>>>>>
>>>>>>> ____________________________________________________________
>>>>>>> _____________
>>>>>>> Professional FreeSWITCH Consulting Services:
>>>>>>> consulting at freeswitch.org
>>>>>>> http://www.freeswitchsolutions.com
>>>>>>>
>>>>>>> Official FreeSWITCH Sites
>>>>>>> http://www.freeswitch.org
>>>>>>> http://confluence.freeswitch.org
>>>>>>> http://www.cluecon.com
>>>>>>>
>>>>>>> FreeSWITCH-users mailing list
>>>>>>> FreeSWITCH-users at lists.freeswitch.org
>>>>>>> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
>>>>>>> UNSUBSCRIBE:http://lists.freeswitch.org/mailman/
>>>>>>> options/freeswitch-users
>>>>>>> http://www.freeswitch.org
>>>>>>>
>>>>>>
>>>>>> ____________________________________________________________
>>>>>> _____________
>>>>>> Professional FreeSWITCH Consulting Services:
>>>>>> consulting at freeswitch.org
>>>>>> http://www.freeswitchsolutions.com
>>>>>>
>>>>>> Official FreeSWITCH Sites
>>>>>> http://www.freeswitch.org
>>>>>> http://confluence.freeswitch.org
>>>>>> http://www.cluecon.com
>>>>>>
>>>>>> FreeSWITCH-users mailing list
>>>>>> FreeSWITCH-users at lists.freeswitch.org
>>>>>> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
>>>>>> UNSUBSCRIBE:http://lists.freeswitch.org/mailman/
>>>>>> options/freeswitch-users
>>>>>> http://www.freeswitch.org
>>>>>
>>>>> --
>>>>> Best regards,
>>>>> Vladyslav Zakhozhai
>>>>> email: v.zakhozhai at gmail.com
>>>>> tel.: +380(93) 757-21-61
>>>>>
>>>>> ____________________________________________________________
>>>>> _____________
>>>>> Professional FreeSWITCH Consulting Services:
>>>>> consulting at freeswitch.org
>>>>> http://www.freeswitchsolutions.com
>>>>>
>>>>> Official FreeSWITCH Sites
>>>>> http://www.freeswitch.org
>>>>> http://confluence.freeswitch.org
>>>>> http://www.cluecon.com
>>>>>
>>>>> FreeSWITCH-users mailing list
>>>>> FreeSWITCH-users at lists.freeswitch.org
>>>>> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
>>>>> UNSUBSCRIBE:http://lists.freeswitch.org/mailman/
>>>>> options/freeswitch-users
>>>>> http://www.freeswitch.org
>>>>>
>>>>
>>>>
>>>>
>>>> --
>>>> Regards,
>>>> Mirko
>>>> ¯\_(ツ)_/¯
>>>>
>>>> ____________________________________________________________
>>>> _____________
>>>> Professional FreeSWITCH Consulting Services:
>>>> consulting at freeswitch.org
>>>> http://www.freeswitchsolutions.com
>>>>
>>>> Official FreeSWITCH Sites
>>>> http://www.freeswitch.org
>>>> http://confluence.freeswitch.org
>>>> http://www.cluecon.com
>>>>
>>>> FreeSWITCH-users mailing list
>>>> FreeSWITCH-users at lists.freeswitch.org
>>>> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
>>>> UNSUBSCRIBE:http://lists.freeswitch.org/mailman/
>>>> options/freeswitch-users
>>>> http://www.freeswitch.org
>>>
>>> --
>>> Best regards,
>>> Vladyslav Zakhozhai
>>> email: v.zakhozhai at gmail.com
>>> tel.: +380(93) 757-21-61
>>>
>>> ____________________________________________________________
>>> _____________
>>> Professional FreeSWITCH Consulting Services:
>>> consulting at freeswitch.org
>>> http://www.freeswitchsolutions.com
>>>
>>> Official FreeSWITCH Sites
>>> http://www.freeswitch.org
>>> http://confluence.freeswitch.org
>>> http://www.cluecon.com
>>>
>>> FreeSWITCH-users mailing list
>>> FreeSWITCH-users at lists.freeswitch.org
>>> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
>>> UNSUBSCRIBE:http://lists.freeswitch.org/mailman/options/freeswitch-users
>>> http://www.freeswitch.org
>>>
>>
>>
>>
>> --
>> Regards,
>> Mirko
>> ¯\_(ツ)_/¯
>>
>> _________________________________________________________________________
>> Professional FreeSWITCH Consulting Services:
>> consulting at freeswitch.org
>> http://www.freeswitchsolutions.com
>>
>> Official FreeSWITCH Sites
>> http://www.freeswitch.org
>> http://confluence.freeswitch.org
>> http://www.cluecon.com
>>
>> FreeSWITCH-users mailing list
>> FreeSWITCH-users at lists.freeswitch.org
>> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
>> UNSUBSCRIBE:http://lists.freeswitch.org/mailman/options/freeswitch-users
>> http://www.freeswitch.org
>
> --
> Best regards,
> Vladyslav Zakhozhai
> email: v.zakhozhai at gmail.com
> tel.: +380(93) 757-21-61
>
> _________________________________________________________________________
> Professional FreeSWITCH Consulting Services:
> consulting at freeswitch.org
> http://www.freeswitchsolutions.com
>
> Official FreeSWITCH Sites
> http://www.freeswitch.org
> http://confluence.freeswitch.org
> http://www.cluecon.com
>
> FreeSWITCH-users mailing list
> FreeSWITCH-users at lists.freeswitch.org
> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
> UNSUBSCRIBE:http://lists.freeswitch.org/mailman/options/freeswitch-users
> http://www.freeswitch.org
>



-- 
Regards,
Mirko
¯\_(ツ)_/¯
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