[Freeswitch-users] fax files not saved

Fri Dec 10 04:06:13 MSK 2010

do you have any function or command that delete your fax after sent email ?
if not, maybe try to delay the hangup...

----- Original Message ----- 
From: <pbdlists at pinboard.com>
To: "FreeSWITCH Users Help" <freeswitch-users at lists.freeswitch.org>
Sent: Thursday, December 09, 2010 2:57 PM
Subject: Re: [Freeswitch-users] fax files not saved

> Oops, didn't catch the double underbar (the called script is not
> evaluating that parameter). Thanks, fixed it.
>
> You got me puzzled with your remark about session_in_hangup_hook. Had
> to look it up on the wiki. My guess is that with session_in_hangup_hook
> the variables get exported into the environment of the called
> script/application and can be queried there directly. But I'm calling
> the script with all the variables as parameters; the called script is
> not evaluating the environment, but the command line parameters it was
> passed.
>
> Meanwhile, anybody any idea about why the fax file is only written to
> disk sometimes?
>
> Cheers,
>
> Kurt
>
> On Wed, Dec 08, 2010 at 11:30:34AM -0500, Madovsky wrote:
>> you have first a typo
>> fax__image_resolution
>>
>> the thing I don't understand is you didn't
>> set session_in hangup_hook=true and
>> you can retrieve the channel vars at api_hangup_hook...
>>
>>
>>
>> ----- Original Message ----- 
>> From: <pbdlists at pinboard.com>
>> To: "freeswitch-users" <FreeSWITCH-users at lists.freeswitch.org>
>> Sent: Wednesday, December 08, 2010 10:30 AM
>> Subject: [Freeswitch-users] fax files not saved
>>
>>
>> > Hello!
>> >
>> > I managed to solve most of my other problems sofar, but with this one I
>> > have no clue at all. Has anybody an idea what is happening here?
>> >
>> > 1 an inbound call to a number which is registered as fax (mod_spandsp)
>> > 2 fax is detected and received according to the log (log entries see
>> > below)
>> > 3 but _sometimes_ the tiff file is never written to disk (post 
>> > processing
>> >   script can't find it and it is really not there)
>> >
>> > The destination filesystem has enough free space and free inodes,
>> > permissions for writing are ok, the system is not under any kind of
>> > heavy load, no other calls going on at the same time...
>> >
>> > I don't have much data to test this (using www.freepopfax.com for
>> > testing and they have a daily limit on faxes I can send), but it seems
>> > to happen roughly for 30-50% of the incoming fax messages. From the 
>> > same
>> > fax provider it works fine one time, then not a couple of minutes 
>> > later,
>> > another couple of minutes later it may work again, all while nothing at
>> > all is being changed on the freeswitch server. If it was something like
>> > a dropped line or anything I could understand it, but the logs say
>> > everything is ok and still _sometimes_ the fax is not written to 
>> > disk...
>> >
>> > Cheers,
>> >
>> > Kurt
>> >
>> > =======================================================================
>> > entries in fax.conf.xml
>> > =======================================================================
>> > <configuration name="fax.conf" description="FAX application
>> > configuration">
>> >    <settings>
>> >        <param name="use-ecm"           value="true"/>
>> >        <param name="verbose"           value="false"/>
>> >        <param name="disable-v17"       value="false"/>
>> >        <param name="ident"             value="SpanDSP Fax Ident"/>
>> >        <param name="header"            value="SpanDSP Fax Header"/>
>> >
>> >        <param name="spool-dir"         value="/tmp"/>
>> >        <param name="file-prefix"       value="faxrx"/>
>> >    </settings>
>> > </configuration>
>> >
>> >
>> > =======================================================================
>> > the part from default.xml
>> > =======================================================================
>> >    <extension name="fax_receive">
>> >        <condition field="destination_number" expression="^(1111)$">
>> >            <action application="set" data="api_hangup_hook=system
>> > ${base_dir}/scripts/emailfax.sh $1 /tmp/FAX-${uuid}.tiff
>> > '\\\${fax_success}' '\\\${fax_result_code}' '\\\${fax_result_text}'
>> > '\\\${fax_local_station_id}' '\\\${fax_remote_station_id}'
>> > '\\\${fax_document_transferred_pages}' '\\\${fax_document_total_pages}'
>> > '\\\${fax__image_resolution}' '\\\${fax_image_size}' 
>> > '\\\${fax_bad_rows}'
>> > '\\\${fax_transfer_rate}' '\\\${fax_v17_disabled}'
>> > '\\\${fax_ecm_requested}' '\\\${fax_filename}' "/>
>> >            <action application="answer" />
>> >            <action application="playback" 
>> > data="silence_stream://2000"/>
>> > <!--
>> >            <action application="set" 
>> > data="fax_enable_t38_request=true"/>
>> >            <action application="set" data="fax_enable_t38=true"/>
>> > -->
>> >            <action application="set" data="fax_ident=+41xxxxxxxxx"/>
>> >            <action application="set" data="fax_disable_v17=1"/>
>> >            <action application="set" data="fax_verbose=0"/>
>> >            <action application="rxfax" data="/tmp/FAX-${uuid}.tiff"/>
>> >            <action application="hangup"/>
>> >        </condition>
>> >    </extension>
>> >
>> >
>> > =======================================================================
>> > log entry from an unsuccessful incoming fax:
>> > =======================================================================
>> >
>> > 2010-12-07 23:33:51.157588 [DEBUG] sofia_glue.c:182
>> > sofia/external/Anonymous at anonymous.invalid image media sdp:
>> > v=0
>> > o=FreeSWITCH 1291733462 1291733465 IN IP4 xxx.xxx.xxx.xxx
>> > s=FreeSWITCH
>> > c=IN IP4 xxx.xxx.xxx.xxx
>> > t=0 0
>> > m=image 31358 udptl t38
>> > a=T38FaxVersion:0
>> > a=T38MaxBitRate:9600
>> > a=T38FaxFillBitRemoval
>> > a=T38FaxRateManagement:transferredTCF
>> > a=T38FaxMaxBuffer:2000
>> > a=T38FaxMaxDatagram:400
>> > a=T38FaxUdpEC:t38UDPRedundancy
>> >
>> > 2010-12-07 23:33:51.157588 [DEBUG] sofia.c:4597 Channel
>> > sofia/external/Anonymous at anonymous.invalid entering state 
>> > [completed][200]
>> > 2010-12-07 23:33:51.157588 [DEBUG] sofia.c:4597 Channel
>> > sofia/external/Anonymous at anonymous.invalid entering state [ready][200]
>> > 2010-12-07 23:33:58.814979 [DEBUG] switch_rtp.c:2544 Correct ip/port
>> > confirmed.
>> > 2010-12-07 23:35:09.772752 [DEBUG] switch_channel.c:2457
>> > (sofia/external/Anonymous at anonymous.invalid) Callstate Change ACTIVE ->
>> > HANGUP
>> > 2010-12-07 23:35:09.772752 [NOTICE] sofia.c:528 Hangup
>> > sofia/external/Anonymous at anonymous.invalid [CS_EXECUTE] 
>> > [NORMAL_CLEARING]
>> > 2010-12-07 23:35:09.772752 [DEBUG] switch_channel.c:2473 Send signal
>> > sofia/external/Anonymous at anonymous.invalid [KILL]
>> > 2010-12-07 23:35:09.772752 [DEBUG] switch_core_session.c:1057 Send 
>> > signal
>> > sofia/external/Anonymous at anonymous.invalid [BREAK]
>> > 2010-12-07 23:35:09.772752 [DEBUG] mod_spandsp_fax.c:323
>> > ==============================================================================
>> > 2010-12-07 23:35:09.772752 [DEBUG] mod_spandsp_fax.c:329 Fax 
>> > successfully
>> > received.
>> > 2010-12-07 23:35:09.772752 [DEBUG] mod_spandsp_fax.c:340 Remote station
>> > id:
>> > 2010-12-07 23:35:09.772752 [DEBUG] mod_spandsp_fax.c:341 Local station 
>> > id:
>> > +41xxxxxxxxx
>> > 2010-12-07 23:35:09.772752 [DEBUG] mod_spandsp_fax.c:342 Pages
>> > transferred: 2
>> > 2010-12-07 23:35:09.772752 [DEBUG] mod_spandsp_fax.c:344 Total fax 
>> > pages:
>> > 2
>> > 2010-12-07 23:35:09.772752 [DEBUG] mod_spandsp_fax.c:345 Image 
>> > resolution:
>> > 8031x7700
>> > 2010-12-07 23:35:09.772752 [DEBUG] mod_spandsp_fax.c:346 Transfer Rate:
>> > 9600
>> > 2010-12-07 23:35:09.772752 [DEBUG] mod_spandsp_fax.c:348 ECM status
>> > on
>> > 2010-12-07 23:35:09.772752 [DEBUG] mod_spandsp_fax.c:349 remote 
>> > country:
>> > 2010-12-07 23:35:09.772752 [DEBUG] mod_spandsp_fax.c:350 remote vendor:
>> > 2010-12-07 23:35:09.772752 [DEBUG] mod_spandsp_fax.c:351 remote model:
>> > 2010-12-07 23:35:09.772752 [DEBUG] mod_spandsp_fax.c:353
>> > ==============================================================================
>> > 2010-12-07 23:35:09.772752 [DEBUG] switch_core_codec.c:141
>> > sofia/external/Anonymous at anonymous.invalid Restore previous codec 
>> > PCMA:8.
>> > 2010-12-07 23:35:09.772752 [DEBUG] switch_core_session.c:1933
>> > sofia/external/Anonymous at anonymous.invalid skip receive message
>> > [APPLICATION_EXEC_COMPLETE] (channel is hungup already)
>> > 2010-12-07 23:35:09.772752 [DEBUG] switch_core_state_machine.c:366
>> > (sofia/external/Anonymous at anonymous.invalid) State EXECUTE going to 
>> > sleep
>> > 2010-12-07 23:35:09.772752 [DEBUG] switch_core_state_machine.c:320
>> > (sofia/external/Anonymous at anonymous.invalid) Running State Change
>> > CS_HANGUP
>> > 2010-12-07 23:35:09.772752 [DEBUG] switch_core_state_machine.c:553
>> > (sofia/external/Anonymous at anonymous.invalid) State HANGUP
>> > 2010-12-07 23:35:09.772752 [DEBUG] mod_sofia.c:453
>> > sofia/external/Anonymous at anonymous.invalid Overriding SIP cause 480 
>> > with
>> > 200 from the other leg
>> > 2010-12-07 23:35:09.772752 [DEBUG] mod_sofia.c:459 Channel
>> > sofia/external/Anonymous at anonymous.invalid hanging up, cause:
>> > NORMAL_CLEARING
>> > 2010-12-07 23:35:09.821455 [DEBUG] switch_core_state_machine.c:46
>> > sofia/external/Anonymous at anonymous.invalid Standard HANGUP, cause:
>> > NORMAL_CLEARING
>> > 2010-12-07 23:35:09.821455 [DEBUG] switch_core_state_machine.c:553
>> > (sofia/external/Anonymous at anonymous.invalid) State HANGUP going to 
>> > sleep
>> > 2010-12-07 23:35:09.822803 [NOTICE] mod_commands.c:4187 Executing 
>> > command:
>> > /usr/local/freeswitch/scripts/emailfax.sh 1111
>> > /tmp/FAX-6bf84d88-025a-11e0-b236-7391745d448b.tiff '1' '0' 'OK'
>> > '+41xxxxxxxxx' '' '2' '2
>> > ' '' '0' '0' '9600' '1' '1'
>> > '/tmp/FAX-6bf84d88-025a-11e0-b236-7391745d448b.tiff'
>> > 2010-12-07 23:35:10.076623 [DEBUG] switch_core_state_machine.c:488 
>> > Hangup
>> > Command with no Session 
>> > system(/usr/local/freeswitch/scripts/emailfax.sh
>> > 1111 /tmp/FAX-6bf84d88-025a-11e0-b236-7391745d448b.tiff '1' '0'
>> > 'OK' '+41xxxxxxxxx' '' '2' '2' '' '0' '0' '9600' '1' '1'
>> > '/tmp/FAX-6bf84d88-025a-11e0-b236-7391745d448b.tiff' ):
>> > +OK
>> >
>> >
>> > =======================================================================
>> > log entry from a successful incoming fax:
>> > =======================================================================
>> >
>> > 2010-12-07 23:54:59.082301 [DEBUG] sofia_glue.c:182
>> > sofia/external/Anonymous at anonymous.invalid image media sdp:
>> > v=0
>> > o=FreeSWITCH 1291735801 1291735804 IN IP4 xxx.xxx.xxx.xxx
>> > s=FreeSWITCH
>> > c=IN IP4 xxx.xxx.xxx.xxx
>> > t=0 0
>> > m=image 30280 udptl t38
>> > a=T38FaxVersion:0
>> > a=T38MaxBitRate:9600
>> > a=T38FaxFillBitRemoval
>> > a=T38FaxRateManagement:transferredTCF
>> > a=T38FaxMaxBuffer:2000
>> > a=T38FaxMaxDatagram:400
>> > a=T38FaxUdpEC:t38UDPRedundancy
>> >
>> > 2010-12-07 23:54:59.082301 [DEBUG] sofia.c:4597 Channel
>> > sofia/external/Anonymous at anonymous.invalid entering state 
>> > [completed][200]
>> > 2010-12-07 23:54:59.100811 [DEBUG] sofia.c:4597 Channel
>> > sofia/external/Anonymous at anonymous.invalid entering state [ready][200]
>> > 2010-12-07 23:55:06.783427 [DEBUG] switch_rtp.c:2544 Correct ip/port
>> > confirmed.
>> > 2010-12-07 23:55:31.563208 [DEBUG] mod_spandsp_fax.c:323
>> > ==============================================================================
>> > 2010-12-07 23:55:31.563208 [DEBUG] mod_spandsp_fax.c:329 Fax 
>> > successfully
>> > received.
>> > 2010-12-07 23:55:31.563208 [DEBUG] mod_spandsp_fax.c:340 Remote station
>> > id:
>> > 2010-12-07 23:55:31.563208 [DEBUG] mod_spandsp_fax.c:341 Local station 
>> > id:
>> > +41xxxxxxxxx
>> > 2010-12-07 23:55:31.563208 [DEBUG] mod_spandsp_fax.c:342 Pages
>> > transferred: 1
>> > 2010-12-07 23:55:31.563208 [DEBUG] mod_spandsp_fax.c:344 Total fax 
>> > pages:
>> > 1
>> > 2010-12-07 23:55:31.563208 [DEBUG] mod_spandsp_fax.c:345 Image 
>> > resolution:
>> > 8031x7700
>> > 2010-12-07 23:55:31.563208 [DEBUG] mod_spandsp_fax.c:346 Transfer Rate:
>> > 9600
>> > 2010-12-07 23:55:31.563208 [DEBUG] mod_spandsp_fax.c:348 ECM status
>> > on
>> > 2010-12-07 23:55:31.563208 [DEBUG] mod_spandsp_fax.c:349 remote 
>> > country:
>> > 2010-12-07 23:55:31.563208 [DEBUG] mod_spandsp_fax.c:350 remote vendor:
>> > 2010-12-07 23:55:31.563208 [DEBUG] mod_spandsp_fax.c:351 remote model:
>> > 2010-12-07 23:55:31.563208 [DEBUG] mod_spandsp_fax.c:353
>> > ==============================================================================
>> > 2010-12-07 23:55:31.616038 [DEBUG] switch_channel.c:2457
>> > (sofia/external/Anonymous at anonymous.invalid) Callstate Change ACTIVE ->
>> > HANGUP
>> > 2010-12-07 23:55:31.616038 [NOTICE] sofia.c:528 Hangup
>> > sofia/external/Anonymous at anonymous.invalid [CS_EXECUTE] 
>> > [NORMAL_CLEARING]
>> > 2010-12-07 23:55:31.616038 [DEBUG] switch_channel.c:2473 Send signal
>> > sofia/external/Anonymous at anonymous.invalid [KILL]
>> > 2010-12-07 23:55:31.616038 [DEBUG] switch_core_session.c:1057 Send 
>> > signal
>> > sofia/external/Anonymous at anonymous.invalid [BREAK]
>> > 2010-12-07 23:55:31.617356 [DEBUG] switch_core_codec.c:141
>> > sofia/external/Anonymous at anonymous.invalid Restore previous codec 
>> > PCMA:8.
>> > 2010-12-07 23:55:31.617356 [DEBUG] switch_core_session.c:1933
>> > sofia/external/Anonymous at anonymous.invalid skip receive message
>> > [APPLICATION_EXEC_COMPLETE] (channel is hungup already)
>> > 2010-12-07 23:55:31.617356 [DEBUG] switch_core_state_machine.c:366
>> > (sofia/external/Anonymous at anonymous.invalid) State EXECUTE going to 
>> > sleep
>> > 2010-12-07 23:55:31.617356 [DEBUG] switch_core_state_machine.c:320
>> > (sofia/external/Anonymous at anonymous.invalid) Running State Change
>> > CS_HANGUP
>> > 2010-12-07 23:55:31.618542 [DEBUG] switch_core_state_machine.c:553
>> > (sofia/external/Anonymous at anonymous.invalid) State HANGUP
>> > 2010-12-07 23:55:31.618542 [DEBUG] mod_sofia.c:453
>> > sofia/external/Anonymous at anonymous.invalid Overriding SIP cause 480 
>> > with
>> > 200 from the other leg
>> > 2010-12-07 23:55:31.618542 [DEBUG] mod_sofia.c:459 Channel
>> > sofia/external/Anonymous at anonymous.invalid hanging up, cause:
>> > NORMAL_CLEARING
>> > 2010-12-07 23:55:31.721993 [DEBUG] switch_core_state_machine.c:46
>> > sofia/external/Anonymous at anonymous.invalid Standard HANGUP, cause:
>> > NORMAL_CLEARING
>> > 2010-12-07 23:55:31.721993 [DEBUG] switch_core_state_machine.c:553
>> > (sofia/external/Anonymous at anonymous.invalid) State HANGUP going to 
>> > sleep
>> > 2010-12-07 23:55:31.721993 [NOTICE] mod_commands.c:4187 Executing 
>> > command:
>> > /usr/local/freeswitch/scripts/emailfax.sh 1111
>> > /tmp/FAX-5bd5649c-025d-11e0-b242-7391745d448b.tiff '1' '0' 'OK'
>> > '+41xxxxxxxxx' '' '1' '1' '' '0' '0' '9600' '1' '1'
>> > '/tmp/FAX-5bd5649c-025d-11e0-b242-7391745d448b.tiff'
>> > 2010-12-07 23:55:31.904090 [DEBUG] switch_core_state_machine.c:488 
>> > Hangup
>> > Command with no Session 
>> > system(/usr/local/freeswitch/scripts/emailfax.sh
>> > 1111 /tmp/FAX-5bd5649c-025d-11e0-b242-7391745d448b.tiff '1' '0' 'OK'
>> > '+41xxxxxxxxx' '' '1' '1' '' '0' '0' '9600' '1' '1'
>> > '/tmp/FAX-5bd5649c-025d-11e0-b242-7391745d448b.tiff' ):
>> > +OK
>> >
>
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