[Freeswitch-users] mod_gsmopen - deadlock tty
Luiz Fernando Softov
fernando at softov.com.br
Wed Dec 16 19:10:48 MSK 2015
There is prints of the interface i said before
http://wiki.brbyte.com/images/8/81/VoiprAppDispositivosModem.png
http://wiki.brbyte.com/images/c/cc/VoiprAppDispositivosModemInfo.png
http://wiki.brbyte.com/images/9/94/VoiprAppDispositivosModemAlarm.png
http://wiki.brbyte.com/images/a/a0/VoiprAppDispositivosModemUSSD.png
http://wiki.brbyte.com/images/6/63/VoiprAppDispositivosModemSMS.png
2015-12-16 10:17 GMT-03:00 Shabbir abbasi <shabbirabbasi92 at gmail.com>:
> today i have solved about sms and ussd problem and aded a check in ussd
> and sms section to check status of dongle connected or not if connected
> then send ussd or sms otherwise display that dongle is not connected ,and
> got success;
> and commited today you can check that my work on
>
> https://freeswitch.org/stash/users/shabbirabbasi92/repos/freeswitch/diff/src/mod/endpoints/mod_gsmopen/mod_gsmopen.cpp?until=3b538d0c92f79c391c7eb2777f1d8fa37205c549&at=refs%2Fheads%2Ffeature%2FFS-8626-auto-reconnect-if-dongle-disconnected
>
>
> On Wed, Dec 16, 2015 at 5:23 PM, Luiz Fernando Softov <
> fernando at softov.com.br> wrote:
>
>> I got the problem of using many modems and losing the sync of tty ports.
>> 1.2.3.4
>>
>> That problem off ussd and another of sms I found too.
>>
>> I'm developer, and c programmer,
>>
>> Maybe we can work together to get best results.
>>
>> Em quarta-feira, 16 de dezembro de 2015, Shabbir abbasi <
>> shabbirabbasi92 at gmail.com> escreveu:
>>
>>> "It's working fine? no calls stuck after you unplug/plug modem?
>>> "
>>> Yes it is working fine ;
>>> i have set gsmopen_serial_sync_period=1 in gsmopen.conf due to this if
>>> i unplug modem then it is marked as disconnected and hangsup the call
>>> and after this discovery thread wakes up and try to find device after
>>> every 30 second if device found then it starts serial monitor thread and
>>> exits and it is not effects on other modems i have tried many times to
>>> unplug modem during calls and after calls but they discovered fine here,
>>>
>>> On Wed, Dec 16, 2015 at 9:14 AM, Shabbir abbasi <
>>> shabbirabbasi92 at gmail.com> wrote:
>>>
>>>> i am still working on it , and i found problums in my work and
>>>> corrected it like in previus commit i was found that when i sends a ussd
>>>> commands to a disconnected modem then cli gets hanged due to there was no
>>>> check whethere modem is disconnected or connected,now i have added a check
>>>> to check status connected or not,
>>>>
>>>> "How many modems are you using?"
>>>> i am just playing with it with only two modems,i am not a Developer
>>>> just trying to learn, i am using centos 7 64 bit,
>>>> my system is not in production , just for experimental,
>>>> and Discovery function in centos working fine
>>>>
>>>>
>>>> On Tue, Dec 15, 2015 at 9:09 PM, Luiz Fernando Softov <
>>>> fernando at softov.com.br> wrote:
>>>>
>>>>> My bad, i looked better and see that you have made a discovery
>>>>> function.
>>>>>
>>>>> How many modems are you using?
>>>>> How many calls simultaneous?
>>>>> It's working fine? no calls stuck after you unplug/plug modem?
>>>>>
>>>>> I have found errors in source (master). And have made a lot a tests,
>>>>> like:
>>>>> unplug a modem in a middle of call
>>>>> - try to make a call with a modem that no support voice
>>>>> - send a sms at the same time you made a call
>>>>> - receive a call from modem A and route to modem B
>>>>>
>>>>> There is more tests that i have made, and made changes to correct it.
>>>>>
>>>>> Anyway, since i use xml_curl to grab the attached modems, and some
>>>>> modems can be removed/dettached or just have failure of power supply i
>>>>> reload/dettached/remove in according with the system/user interaction.
>>>>>
>>>>> And, that find_ttyusb_devices, don't work in FreeBSD, witch is the SO
>>>>> that i use *i can't user another system, i have made a lot of modifications
>>>>> in kernel and have a complete custom system based on that called BrbOS,
>>>>> with kernel encryption, custom drivers and other things.
>>>>>
>>>>> I make the control of calls using event_socket, and make custom
>>>>> routes according with the time, cost, user, configuration, usage,
>>>>> portability, destination...
>>>>>
>>>>> I need the system working that way, receive events when a modem cannot
>>>>> make calls, and control the modem to reload/attach when i need.
>>>>> So, because of it i create a daemon that i can control and know when a
>>>>> modem changes.
>>>>>
>>>>> I have found, in freeBSD and debian, a commom problem
>>>>>
>>>>> Its like, when i start the system for the first time
>>>>>
>>>>> Lets consider this
>>>>> ModemA (MA) - (ttyU0, ttyU1, ttyU2, ttyU3)
>>>>> ModemB (MB) - (ttyU4, ttyU5, ttyU6, ttyU7)
>>>>> ModemC (MC) - (ttyU8, ttyU9, ttyU10)
>>>>> ModemD (MD) - (ttyU11, ttyU12, ttyU13)
>>>>>
>>>>>
>>>>> MA was unplugged/have power supply problem
>>>>>
>>>>> ModemA (MA) -
>>>>> ModemB (MB) - (ttyU4, ttyU5, ttyU6, ttyU7)
>>>>> ModemC (MC) - (ttyU8, ttyU9, ttyU10)
>>>>> ModemD (MD) - (ttyU11, ttyU12, ttyU13)
>>>>>
>>>>>
>>>>> MC was unplugged/have power supply problem
>>>>>
>>>>> ModemA (MA) -
>>>>> ModemB (MB) - (ttyU4, ttyU5, ttyU6, ttyU7)
>>>>> ModemC (MC) -
>>>>> ModemD (MD) - (ttyU11, ttyU12, ttyU13)
>>>>>
>>>>> MC was plugged/redicovered
>>>>>
>>>>> ModemA (MA) -
>>>>> ModemB (MB) - (ttyU4, ttyU5, ttyU6, ttyU7)
>>>>> ModemC (MC) - (ttyU0, ttyU1, ttyU2)
>>>>> ModemD (MD) - (ttyU11, ttyU12, ttyU13)
>>>>>
>>>>> MA was plugged/redicovered
>>>>>
>>>>> ModemA (MA) - (ttyU3, ttyU8, ttyU9, ttyU10)
>>>>> ModemB (MB) - (ttyU4, ttyU5, ttyU6, ttyU7)
>>>>> ModemC (MC) - (ttyU0, ttyU1, ttyU2)
>>>>> ModemD (MD) - (ttyU11, ttyU12, ttyU13)
>>>>>
>>>>> As you see, sometimes the modems don't get the tty sequence 1.2.3.4.
>>>>> They get the sequence of free tty ports
>>>>> And, it's just in this test, when i have modems with 4/3 ttys
>>>>> Sometimes, the modem just RESET, and the tty was not free yet, so the
>>>>> modem jump a number in sequence
>>>>>
>>>>>
>>>>> MD was unplugged/have power supply problem
>>>>>
>>>>> ModemA (MA) - (ttyU3, ttyU8, ttyU9, ttyU10)
>>>>> ModemB (MB) - (ttyU4, ttyU5, ttyU6, ttyU7)
>>>>> ModemC (MC) - (ttyU0, ttyU1, ttyU2)
>>>>> ModemD (MD) -
>>>>>
>>>>>
>>>>> MD was on, but ttyU12 still oppened by FreeSwitch (mod_gsmopen)
>>>>>
>>>>> ModemA (MA) - (ttyU3, ttyU8, ttyU9, ttyU10)
>>>>> ModemB (MB) - (ttyU4, ttyU5, ttyU6, ttyU7)
>>>>> ModemC (MC) - (ttyU0, ttyU1, ttyU2)
>>>>> ModemD (MD) - (ttyU11, ttyU13, ttyU14)
>>>>>
>>>>>
>>>>> As you see, the discovery will not work sometimes, you need to change
>>>>> to get all ttyports
>>>>> not getting as (ttyFOUND + 1) and (ttyFOUND + 2)
>>>>>
>>>>>
>>>>> And, like i said before, if you wan't to made changes i'm able to help
>>>>> or to rewrite the module, just need someone to help
>>>>> If you wan't, send me a e-mail or just reply here
>>>>>
>>>>> 2015-12-08 9:09 GMT-03:00 Shabbir abbasi <shabbirabbasi92 at gmail.com>:
>>>>>
>>>>>> Hi:
>>>>>> i have made patch for auto reconnect if dongle disconnected and
>>>>>> display status of dongle connected or disconnected
>>>>>> https://freeswitch.org/jira/browse/FS-8626
>>>>>>
>>>>>> i think after this patch you dont need a seprate daemon to run
>>>>>> thank u
>>>>>>
>>>>>> On Sun, Sep 27, 2015 at 7:53 AM, Luiz Fernando Softov <
>>>>>> fernando at softov.com.br> wrote:
>>>>>>
>>>>>>> Hi, i sent a e-mail to you, with the diff, files and give you access
>>>>>>> to web interface of the system.
>>>>>>>
>>>>>>> I will wait you to read, confirm and reply my e-mail.
>>>>>>>
>>>>>>> Thanks a lot for the help.
>>>>>>>
>>>>>>> 2015-09-26 15:28 GMT-04:00 Giovanni Maruzzelli <gmaruzz at gmail.com>:
>>>>>>>
>>>>>>>> As per chat, I'm "gmaruzz" in both FreeSWITCH's hipchat and in IRC
>>>>>>>> #freeswitch channel at irc.freenode.net
>>>>>>>>
>>>>>>>> -giovanni
>>>>>>>>
>>>>>>>> On Sat, Sep 26, 2015 at 9:25 PM, Giovanni Maruzzelli <
>>>>>>>> gmaruzz at gmail.com> wrote:
>>>>>>>>
>>>>>>>>> On Fri, Sep 25, 2015 at 11:30 PM, Luiz Fernando Softov <
>>>>>>>>> fernando at softov.com.br> wrote:
>>>>>>>>>
>>>>>>>>>> Now, i make some changes, and until now it's running fine
>>>>>>>>>>
>>>>>>>>>> I think the problem was when you declare interface as dead, like
>>>>>>>>>> line 674 of gsmopen_protocol.cpp
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> https://freeswitch.org/stash/projects/FS/repos/freeswitch/browse/src/mod/endpoints/mod_gsmopen/gsmopen_protocol.cpp
>>>>>>>>>>
>>>>>>>>>> alarm_event(tech_pvt, ALARM_FAILED_INTERFACE,
>>>>>>>>>> "gsmopen_serial_monitor failed, declaring interface dead");
>>>>>>>>>> tech_pvt->active = 0;
>>>>>>>>>> ->>>> tech_pvt->name[0] = '\0';
>>>>>>>>>>
>>>>>>>>>> You make a \0 in interface name
>>>>>>>>>>
>>>>>>>>>> So, when someone call remove_interface() in mod_gsmopen.cpp
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> https://freeswitch.org/stash/projects/FS/repos/freeswitch/browse/src/mod/endpoints/mod_gsmopen/mod_gsmopen.cpp
>>>>>>>>>>
>>>>>>>>>> To grab the tech_pvt, the function check for strlen or compare
>>>>>>>>>> GSMOPEN_INTERFACES[interface_id].name (line 322 and 329)
>>>>>>>>>>
>>>>>>>>>> Then, we will not found interface (tech_pvt), because "name" is
>>>>>>>>>> nothing
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>> continuing, in line 336 it's check if there is a tech_pvt
>>>>>>>>>>
>>>>>>>>>> if (!tech_pvt) {
>>>>>>>>>> DEBUGA_GSMOPEN("interface '%s' does not exist\n", GSMOPEN_P_LOG,
>>>>>>>>>> the_interface);
>>>>>>>>>> goto end;
>>>>>>>>>> }
>>>>>>>>>>
>>>>>>>>>> This check will jump the Close in line 385, causing a deadlock
>>>>>>>>>> opened fd.
>>>>>>>>>> res = tech_pvt->serialPort_serial_control->Close();
>>>>>>>>>>
>>>>>>>>>> So i comment every line when you set tech_pvt->name[0] = '\0';
>>>>>>>>>>
>>>>>>>>>> It's correct? Since when interface failed, and it's declared as
>>>>>>>>>> died, the serial isn't closed, just marked as died, and the tty still
>>>>>>>>>> opened causing a deadlock, if no one close this.
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>> your reasoning seems sound, is the system still running ok?
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> Have you changed anything else?
>>>>>>>>>
>>>>>>>>> Can you send me (to my mail, as an attach) a git diff? Or open a
>>>>>>>>> jira attaching that diff?
>>>>>>>>>
>>>>>>>>> Btw, yes, I'm interested in understanding better how your system
>>>>>>>>> works (daemon, attach-detach, and all).
>>>>>>>>>
>>>>>>>>> Also, big thanks for taking the time to look into the source
>>>>>>>>> code!!!
>>>>>>>>>
>>>>>>>>> -giovanni
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> 2015-09-25 14:10 GMT-04:00 Luiz Fernando Softov <
>>>>>>>>>> fernando at softov.com.br>:
>>>>>>>>>>
>>>>>>>>>>> I make a daemon, witch manage USB using kqueue and other things,
>>>>>>>>>>> so, every time i plug or unplug a modem, i make a event, like ARRIVE and
>>>>>>>>>>> LEAVE.
>>>>>>>>>>>
>>>>>>>>>>> This daemon have a list of modems, correlate with ttys ids - U3G
>>>>>>>>>>> (U0.0, U0.1, U0.2) and UMODEM (U0 U1 U2)
>>>>>>>>>>>
>>>>>>>>>>> So, when a modem ARRIVE, and it's "attached" (configured), i
>>>>>>>>>>> call a "gsm reload".
>>>>>>>>>>> When a modem LEAVE, i call a gsm remove interface_x.
>>>>>>>>>>>
>>>>>>>>>>> Using mod_xml_curl, i have dynamic config.
>>>>>>>>>>>
>>>>>>>>>>> I use events, like gsmopen_dump list, to manage and controll
>>>>>>>>>>> interfaces, like when user "detach" a modem.
>>>>>>>>>>>
>>>>>>>>>>> If you want, send me a e-mail, i will give access to my system
>>>>>>>>>>> and you can see what i'm talking about.
>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>> Anyway, i found things like in function
>>>>>>>>>>>
>>>>>>>>>>> int gsmopen_serial_write_AT_noack(private_t *tech_pvt, const
>>>>>>>>>>> char *data)
>>>>>>>>>>>
>>>>>>>>>>> // You make
>>>>>>>>>>> LOKKA(tech_pvt->controldev_lock);
>>>>>>>>>>>
>>>>>>>>>>> Then call gsmopen_serial_write_AT(tech_pvt, data), and
>>>>>>>>>>> inside gsmopen_serial_write_AT, when something is wrong, you
>>>>>>>>>>> make UNLOCKA(tech_pvt->controldev_lock); and return -1
>>>>>>>>>>>
>>>>>>>>>>> But, you check if (gsmopen_serial_write_AT(tech_pvt, data) !=
>>>>>>>>>>> (int) strlen(data)) {
>>>>>>>>>>>
>>>>>>>>>>> Then, you make again UNLOCKA(tech_pvt->controldev_lock);
>>>>>>>>>>>
>>>>>>>>>>> Why make two times UNLOCKA(tech_pvt->controldev_lock); ?
>>>>>>>>>>>
>>>>>>>>>>> It's like
>>>>>>>>>>> LOKKA(tech_pvt->controldev_lock);
>>>>>>>>>>> UNLOCKA(tech_pvt->controldev_lock);
>>>>>>>>>>> UNLOCKA(tech_pvt->controldev_lock);
>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>> Another is in
>>>>>>>>>>> int gsmopen_serial_read_AT(private_t *tech_pvt, int
>>>>>>>>>>> look_for_ack, int timeout_usec, int timeout_sec, const char
>>>>>>>>>>> *expected_string, int expect_crlf)
>>>>>>>>>>> You make a LOKKA(tech_pvt->controldev_lock);, but there is some
>>>>>>>>>>> returns (inside try catch), without UNLOCKA.
>>>>>>>>>>>
>>>>>>>>>>> Sorry if i make some mistakes in my explanation, but i just want
>>>>>>>>>>> to undestand how this funcions works.
>>>>>>>>>>>
>>>>>>>>>>> I disagree with "Shaabir" about this module is not useable. I
>>>>>>>>>>> just think this need some changes to work fine.
>>>>>>>>>>> I already test this module with 40 modems for 7 days, and it's
>>>>>>>>>>> work fine, until i grab a deadlock in USB.
>>>>>>>>>>>
>>>>>>>>>>> Giovanni, if you have time to chat with me, i will be grateful.
>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>> 2015-09-25 12:41 GMT-04:00 Giovanni Maruzzelli <
>>>>>>>>>>> gmaruzz at gmail.com>:
>>>>>>>>>>>
>>>>>>>>>>>> for plugging and unplugging modems, that's a very difficult
>>>>>>>>>>>> thing to manage, this is the best I can come out with (and probably does
>>>>>>>>>>>> not work in freebsd):
>>>>>>>>>>>>
>>>>>>>>>>>>
>>>>>>>>>>>> http://wiki.freeswitch.org/wiki/GSMopen#IMEI_and_IMSI_automatic_device_discovery_.28only_on_Linux.29_2
>>>>>>>>>>>>
>>>>>>>>>>>> you're welcome to find a similar mechanism, and file a jira
>>>>>>>>>>>> with a pull request, so it will be inserted in manline.
>>>>>>>>>>>>
>>>>>>>>>>>> If your modifications only apply to freebsd, please use
>>>>>>>>>>>> #ifdefs, so it still continue to compile and work in Linux.
>>>>>>>>>>>>
>>>>>>>>>>>> -giovanni
>>>>>>>>>>>>
>>>>>>>>>>>>
>>>>>>>>>>>> Sincerely,
>>>>>>>>>>>>
>>>>>>>>>>>> Giovanni Maruzzelli
>>>>>>>>>>>> Cell : +39-347-2665618
>>>>>>>>>>>>
>>>>>>>>>>>> On Fri, Sep 25, 2015 at 6:24 PM, Luiz Fernando Softov <
>>>>>>>>>>>> fernando at softov.com.br> wrote:
>>>>>>>>>>>>
>>>>>>>>>>>>> I'm using a USB with power supply.
>>>>>>>>>>>>>
>>>>>>>>>>>>> But sometimes it's just happen. Sometimes user remove and plug
>>>>>>>>>>>>> modem again.
>>>>>>>>>>>>>
>>>>>>>>>>>>> I can't use Debian, because our system depends of FreeBSD, and
>>>>>>>>>>>>> we have a lot of source (daemons) running, based, on that platform. And we
>>>>>>>>>>>>> use kqueue, I think Debian don't have kqueue, it's like epool, but better,
>>>>>>>>>>>>> much better.
>>>>>>>>>>>>>
>>>>>>>>>>>>> Anyway, I don't That it's a kernel problem, because, since I
>>>>>>>>>>>>> have another daemon, attached in ttyx.0 (mod_gsmopen attach to ttyx.3), and
>>>>>>>>>>>>> when modem power off or "reset", only ttyx.3 still locked.
>>>>>>>>>>>>>
>>>>>>>>>>>>> I'm trying to read the source to figure what's happening, but
>>>>>>>>>>>>> it's hard to read, not because the source is difficult, but because isn't
>>>>>>>>>>>>> organized.
>>>>>>>>>>>>>
>>>>>>>>>>>>> I'm thinking in rewrite the module, but if in future someone
>>>>>>>>>>>>> change something in original module I will need to check my source.
>>>>>>>>>>>>> There is another thing, I don't know how things
>>>>>>>>>>>>> like apr_thread works, and what functions like switch_sleep(1000000) do and
>>>>>>>>>>>>> why using that.
>>>>>>>>>>>>>
>>>>>>>>>>>>> Today I make some alterations where the module make
>>>>>>>>>>>>> a lock, LOKKA, there is some functions who don't have unlock, and another
>>>>>>>>>>>>> who only have unlock, sometimes two unlocks. So I will wait to see what
>>>>>>>>>>>>> will happen.
>>>>>>>>>>>>>
>>>>>>>>>>>>> Now, here it's 3:00 am, and I'm going to sleep, almost 19
>>>>>>>>>>>>> hours awake up, trying to debug this module and another things.
>>>>>>>>>>>>>
>>>>>>>>>>>>>
>>>>>>>>>>>>> Maybe you or someone have a time, to chat, or reply some
>>>>>>>>>>>>> e-mails, or maybe here, to explain some questions about the source (module)?
>>>>>>>>>>>>>
>>>>>>>>>>>>> There's some lines marked with TODO, why?
>>>>>>>>>>>>> And there is another version of this module?
>>>>>>>>>>>>> Which the maximum number of modems that you already usage?
>>>>>>>>>>>>>
>>>>>>>>>>>>> 2015-09-25 7:53 GMT-04:00 Giovanni Maruzzelli <
>>>>>>>>>>>>> gmaruzz at gmail.com>:
>>>>>>>>>>>>>
>>>>>>>>>>>>>> if you found problems, please open a jira issue, with all
>>>>>>>>>>>>>> info to replicate the problem, as explained in gsmopen page.
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> It would be useful for us developers, and to me personally,
>>>>>>>>>>>>>> being the person in charge of gsmopen.
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> Thanks in advance,
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> -giovanni
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> Sincerely,
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> Giovanni Maruzzelli
>>>>>>>>>>>>>> Cell : +39-347-2665618
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> On Fri, Sep 25, 2015 at 1:44 PM, Shabbir abbasi <
>>>>>>>>>>>>>> shabbirabbasi92 at gmail.com> wrote:
>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> mod_gsmopen needs more development work, i have tested it
>>>>>>>>>>>>>>> sometimes ago and found it is not useable , so now i am using asterisk
>>>>>>>>>>>>>>> with chan_dongle better then gsmopen without usb HUB
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> On Fri, Sep 25, 2015 at 11:11 AM, Giovanni Maruzzelli <
>>>>>>>>>>>>>>> gmaruzz at gmail.com> wrote:
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>> This seems to be a kernel problem.
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>> To have the most success chances: use a USB hub with power
>>>>>>>>>>>>>>>> supply (eg, a USB hub that get electrical power from the wall socket).
>>>>>>>>>>>>>>>> Also, use the reference.platform, debian 8 jessie, instead
>>>>>>>>>>>>>>>> of freebsd.
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>> -goovanni
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>> sent from my mobile,
>>>>>>>>>>>>>>>> Giovanni Maruzzelli
>>>>>>>>>>>>>>>> cell: +39 347 266 56 18
>>>>>>>>>>>>>>>> On Sep 25, 2015 7:19 AM, "Luiz Fernando Softov" <
>>>>>>>>>>>>>>>> fernando at softov.com.br> wrote:
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> Hi,
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> I'm using freeswitch 1.15 in Freebsd 10.1, with mod_gsmopen
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> FreeSWITCH Version
>>>>>>>>>>>>>>>>> 1.5.15b+git~20150407T231134Z~d55c4a053b~64bit (git d55c4a0 2015-04-07
>>>>>>>>>>>>>>>>> 23:11:34Z 64bit), whats happen, its the same with another versions like,
>>>>>>>>>>>>>>>>> 1.6, 1.4.19, etc
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> After sometime running freeswitch, i have this TTYs.
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> crw------- 1 root wheel 0x8e Sep 24 15:30 ttyU1.3
>>>>>>>>>>>>>>>>> crw------- 1 root wheel 0x8f Sep 24 15:30
>>>>>>>>>>>>>>>>> ttyU1.3.init
>>>>>>>>>>>>>>>>> crw------- 1 root wheel 0x90 Sep 24 15:30
>>>>>>>>>>>>>>>>> ttyU1.3.lock
>>>>>>>>>>>>>>>>> crw------- 1 root wheel 0x8e Sep 24 15:30 ttyU2.3
>>>>>>>>>>>>>>>>> crw------- 1 root wheel 0x8f Sep 24
>>>>>>>>>>>>>>>>> 15:30 ttyU2.3.init
>>>>>>>>>>>>>>>>> crw------- 1 root wheel 0x90 Sep 24
>>>>>>>>>>>>>>>>> 15:30 ttyU2.3.lock
>>>>>>>>>>>>>>>>> crw------- 1 root wheel 0x8e Sep 24 15:30 ttyU3.3
>>>>>>>>>>>>>>>>> crw------- 1 root wheel 0x8f Sep 24
>>>>>>>>>>>>>>>>> 15:30 ttyU3.3.init
>>>>>>>>>>>>>>>>> crw------- 1 root wheel 0x90 Sep 24 15:30
>>>>>>>>>>>>>>>>> ttyU3.3.lock
>>>>>>>>>>>>>>>>> crw------- 1 root wheel 0x76 Sep 25 00:46 ttyU4.0
>>>>>>>>>>>>>>>>> crw------- 1 root wheel 0x77 Sep 24 22:28
>>>>>>>>>>>>>>>>> ttyU4.0.init
>>>>>>>>>>>>>>>>> crw------- 1 root wheel 0x78 Sep 24 22:28
>>>>>>>>>>>>>>>>> ttyU4.0.lock
>>>>>>>>>>>>>>>>> crw------- 1 root wheel 0x7c Sep 24 22:28 ttyU4.1
>>>>>>>>>>>>>>>>> crw------- 1 root wheel 0x7d Sep 24 22:28
>>>>>>>>>>>>>>>>> ttyU4.1.init
>>>>>>>>>>>>>>>>> crw------- 1 root wheel 0x7e Sep 24 22:28
>>>>>>>>>>>>>>>>> ttyU4.1.lock
>>>>>>>>>>>>>>>>> crw------- 1 root wheel 0x82 Sep 24 22:28 ttyU4.2
>>>>>>>>>>>>>>>>> crw------- 1 root wheel 0x83 Sep 24 22:28
>>>>>>>>>>>>>>>>> ttyU4.2.init
>>>>>>>>>>>>>>>>> crw------- 1 root wheel 0x84 Sep 24 22:28
>>>>>>>>>>>>>>>>> ttyU4.2.lock
>>>>>>>>>>>>>>>>> crw------- 1 root wheel 0x8e Sep 24 22:28 ttyU4.3
>>>>>>>>>>>>>>>>> crw------- 1 root wheel 0x8f Sep 24 22:28
>>>>>>>>>>>>>>>>> ttyU4.3.init
>>>>>>>>>>>>>>>>> crw------- 1 root wheel 0x90 Sep 24 22:28
>>>>>>>>>>>>>>>>> ttyU4.3.lock
>>>>>>>>>>>>>>>>> crw------- 1 root wheel 0xa8 Sep 25 00:46 ttyU5.0
>>>>>>>>>>>>>>>>> crw------- 1 root wheel 0xa9 Sep 24 22:28
>>>>>>>>>>>>>>>>> ttyU5.0.init
>>>>>>>>>>>>>>>>> crw------- 1 root wheel 0xaa Sep 24 22:28
>>>>>>>>>>>>>>>>> ttyU5.0.lock
>>>>>>>>>>>>>>>>> crw------- 1 root wheel 0xae Sep 24 22:28 ttyU5.1
>>>>>>>>>>>>>>>>> crw------- 1 root wheel 0xaf Sep 24 22:28
>>>>>>>>>>>>>>>>> ttyU5.1.init
>>>>>>>>>>>>>>>>> crw------- 1 root wheel 0xb6 Sep 24 22:28
>>>>>>>>>>>>>>>>> ttyU5.1.lock
>>>>>>>>>>>>>>>>> crw------- 1 root wheel 0xba Sep 24 22:28 ttyU5.2
>>>>>>>>>>>>>>>>> crw------- 1 root wheel 0xbb Sep 24 22:28
>>>>>>>>>>>>>>>>> ttyU5.2.init
>>>>>>>>>>>>>>>>> crw------- 1 root wheel 0xbc Sep 24 22:28
>>>>>>>>>>>>>>>>> ttyU5.2.lock
>>>>>>>>>>>>>>>>> crw------- 1 root wheel 0xc0 Sep 24 22:28 ttyU5.3
>>>>>>>>>>>>>>>>> crw------- 1 root wheel 0xc1 Sep 24 22:28
>>>>>>>>>>>>>>>>> ttyU5.3.init
>>>>>>>>>>>>>>>>> crw------- 1 root wheel 0xc2 Sep 24 22:28
>>>>>>>>>>>>>>>>> ttyU5.3.lock
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> As you can see, ttyU1.3, ttyU2.3, ttyU3.3 are USB deadlocks
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> I try to unload mod_gsmopen, but i receive a message that
>>>>>>>>>>>>>>>>> is in use
>>>>>>>>>>>>>>>>> so i kill freeswitch, then ttyU1.3, ttyU2.3, ttyU3.3, are
>>>>>>>>>>>>>>>>> free and disappear (as well .init and .lock)
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> I try to figure out whats happening, with logs, alarms,
>>>>>>>>>>>>>>>>> but i can't.
>>>>>>>>>>>>>>>>> Someone have the same problem, or know the solution?
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> ps.
>>>>>>>>>>>>>>>>> Reading the list, i realize that few members use the
>>>>>>>>>>>>>>>>> module, or don't have problems.
>>>>>>>>>>>>>>>>> If i am correct, is there any other way to use GSM modems
>>>>>>>>>>>>>>>>> or GSM, which is low cost?
>>>>>>>>>>>>>>>>> Is there anyone who can guide me in some things about the
>>>>>>>>>>>>>>>>> code or tips?
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> ps 2.
>>>>>>>>>>>>>>>>> sorry about my english
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> --
>>>>>>>>>>>>>>>>> Luiz Fernando Softov
>>>>>>>>>>>>>>>>> http://www.softov.com.br
>>>>>>>>>>>>>>>>> fernando at softov.com.br
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> _________________________________________________________________________
>>>>>>>>>>>>>>>>> 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
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> _________________________________________________________________________
>>>>>>>>>>>>>>> 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
>>>>>>>>>>>>>>
>>>>>>>>>>>>>
>>>>>>>>>>>>>
>>>>>>>>>>>>>
>>>>>>>>>>>>> --
>>>>>>>>>>>>> Luiz Fernando Softov
>>>>>>>>>>>>> http://www.softov.com.br
>>>>>>>>>>>>> fernando at softov.com.br
>>>>>>>>>>>>>
>>>>>>>>>>>>>
>>>>>>>>>>>>> _________________________________________________________________________
>>>>>>>>>>>>> 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
>>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>> --
>>>>>>>>>>> Luiz Fernando Softov
>>>>>>>>>>> http://www.softov.com.br
>>>>>>>>>>> fernando at softov.com.br
>>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> --
>>>>>>>>>> Luiz Fernando Softov
>>>>>>>>>> http://www.softov.com.br
>>>>>>>>>> fernando at softov.com.br
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> _________________________________________________________________________
>>>>>>>>>> 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
>>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> --
>>>>>>>>> Sincerely,
>>>>>>>>>
>>>>>>>>> Giovanni Maruzzelli
>>>>>>>>> Cell : +39-347-2665618
>>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>> --
>>>>>>>> Sincerely,
>>>>>>>>
>>>>>>>> Giovanni Maruzzelli
>>>>>>>> Cell : +39-347-2665618
>>>>>>>>
>>>>>>>>
>>>>>>>> _________________________________________________________________________
>>>>>>>> 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
>>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> --
>>>>>>> Luiz Fernando Softov
>>>>>>> http://www.softov.com.br
>>>>>>> fernando at softov.com.br
>>>>>>>
>>>>>>>
>>>>>>> _________________________________________________________________________
>>>>>>> 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
>>>>>>
>>>>>
>>>>>
>>>>>
>>>>> _________________________________________________________________________
>>>>> 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
>>
>
>
> _________________________________________________________________________
> 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
>
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