[mythtv-users] wakeup

Daryl McDonald darylangela at gmail.com
Fri Sep 14 16:00:39 UTC 2018


On Fri, Sep 14, 2018 at 9:58 AM Mike Bibbings <mike.bibbings at gmail.com>
wrote:

> On 12/09/18 23:54, Daryl McDonald wrote:
>
>
>
> On Wed, Sep 12, 2018 at 2:03 PM Daryl McDonald <darylangela at gmail.com>
> wrote:
>
>>
>>
>> On Wed, Sep 12, 2018 at 10:53 AM Nicolas Krzywinski <myth2 at site7even.de>
>> wrote:
>>
>>> Am 12.09.2018 um 13:52 schrieb Daryl McDonald:
>>>
>>>
>>>
>>> On Wed, Sep 12, 2018 at 3:32 AM jksj <jksjdevelop at gmail.com> wrote:
>>>
>>>> On 12/09/18 00:53, Daryl McDonald wrote:
>>>>
>>>> I have the same set up in 18.04 as I did in 16.04 but my box doesn't
>>>> wake up in time, once it came on two hours late, since then I've pushed the
>>>> button myself. Is there a time setting I'm missing somewhere? TIA  Daryl
>>>>
>>>>
>>>> _______________________________________________
>>>> mythtv-users mailing listmythtv-users at mythtv.orghttp://lists.mythtv.org/mailman/listinfo/mythtv-usershttp://wiki.mythtv.org/Mailing_List_etiquette
>>>> MythTV Forums: https://forum.mythtv.org
>>>>
>>>> Mine wakes on time to record programs, the same as in 16.04 but I think
>>>> it does not do this for the daily wake up time set in Mythwelcome. Could
>>>> that be your issue?
>>>> No, I don't use Mythwelcome, but thanks for the reply, I'll go over my
>>>> setup again, I must have missed something. Curious that the wakeup_test.sh,
>>>> thanks Bill, restarts 16.04 and not 18.04 when the report from (bad syntax
>>>> from memory) proc driver rtc is identical from both distros.
>>>> _______________________________________________
>>>> mythtv-users mailing list
>>>> mythtv-users at mythtv.org
>>>> http://lists.mythtv.org/mailman/listinfo/mythtv-users
>>>> http://wiki.mythtv.org/Mailing_List_etiquette
>>>> MythTV Forums: https://forum.mythtv.org
>>>>
>>> Hey Daryl,
>>>
>>> recently I set up a new MythTV system (see signature) and there I
>>> switched to the new method of using only:
>>>     /usr/sbin/rtcwake --date "<datestring>" --mode no
>>> to set the wakeup time.
>>>
>>> This works fine for my system.
>>>
>>> The MythTV wiki was quite confusing as there is a lot of outdated and
>>> ambigous information, but you can find the above mentioned call as well, if
>>> you search for it.
>>>
>>> Btw., I made a small script to also update the LCD display with the next
>>> scheduled automatic wakeup time:
>>>
>>> me at mysystem:~$ cat /usr/sbin/wakewrapper.sh
>>> #!/bin/bash
>>> # Sets RTC wake time and inserts the time into LCDd.conf for letting the
>>> display inform about the next wakeup time when the system is off
>>>
>>> if [ -z "$1" ]
>>>     then
>>>         echo "Usage $0 <time>"
>>>         exit 1
>>> fi
>>>
>>> # set wake time
>>> wakestring=`/usr/sbin/rtcwake --date "$1" --mode no`
>>>
>>> # grab the confirmed wake time
>>> wakestring=`rtcwake --mode show | grep Alarm`
>>>
>>> # extract only time of confirmation output
>>> waketime=${wakestring:15:16}
>>>
>>> # convert utc time string to local time
>>> waketime=`date --date="$waketime +0000" +"%d. %b %T"`
>>>
>>> # update LCDd.conf with wake time
>>> sed -i -e "s/GoodBye = \"[^H].*/GoodBye = \"$waketime\"/g" /etc/LCDd.conf
>>>
>>> # reload LCDd to let it use the new config
>>> systemctl reload-or-restart LCDd.service
>>>
>>> The sed command to update the LCDd.conf has to be adapted to the target
>>> environment. It needs to filter out the second GoodBye line, that should
>>> not be overwritten. Mine begins with "H", therefore the regex skips every
>>> GoodBye lines that have a value beginning with "H".
>>>
>>> Have fun!
>>> Nicolas
>>>
>>> --
>>> Nicolas
>>>
>>> MythTV Version : v29.1-22-g675676b
>>> Ubuntu 18.04 LTS (4.15.0-23-generic)
>>> Digital Devices GmbH Octopus DVB Adapter via ddbridge kernel module
>>> 15c2:0036 SoundGraph Inc. LC16M VFD Display/IR Receiver (imon) via ir-keytable
>>> VGA compatible controller: Intel Corporation Device 3e91 (Intel(R) Core(TM) i3-8100T)
>>>
>>> _______________________________________________
>>> mythtv-users mailing list
>>> mythtv-users at mythtv.org
>>> http://lists.mythtv.org/mailman/listinfo/mythtv-users
>>> http://wiki.mythtv.org/Mailing_List_etiquette
>>> MythTV Forums: https://forum.mythtv.org
>>
>>
>> Thanks Nicolas, I've just changed the BE setting from "$time" to "-mode
>> no" That part of the wiki was confusing for me too until now. I'll report
>> the results here later this evening.
>>
>
> The box didn't wake on its own, and it looks like the change to "-mode no"
> is a step backward, from /var/log/mythtv/hwclock-rebootTime I see no new
> writes:
> Current Time      ->Tue Sep 11 23:21:32 EDT 2018
> Shutting down for ->13hrs:27Mins
> Wake up at approx.->Wed Sep 12 17:49:00 EDT 2018
> ------------------------------------------------------
> Current Time      ->Wed Sep 12 09:51:20 EDT 2018
> Shutting down for ->02hrs:57Mins
> Wake up at approx.->Wed Sep 12 17:49:00 EDT 2018
> and if the math can be taken literally, this looks faulty with the "$time"
> setting.  Ideas and suggestions welcome.
>
>
> Your original post indicates failure to powerup at the appropriate time.
>
> Attached is the script autowakeuptest.sh I use to test wakeup on xubuntu
> systems (16.04 and up), it saves copy and paste from the Mythtv ACPI wiki
> page.
> Just make it executable (chmod +x) and run it. If it does not powerup in 5
> minutes that problem needs to be fixed.
>
> I have also attached an alternative script (autowakeuptest2.sh) which uses
> rtcwake instead.
>
> If you want to use rtcwake with mythtv you need to modify script in
> /usr/bin/setwakeup.sh as follows:
> replace lines
> echo 0 > /sys/class/rtc/rtc0/wakealarm      #this clears your alarm.
> echo $1 > /sys/class/rtc/rtc0/wakealarm     #this writes your alarm
>
> with one line
> sudo /usr/sbin/rtcwake --mode no -t $1
>
>
> Note: "--mode no" not "-mode no" (the Mythtv ACPI wiki has a missing -
> character in the example /usr/sbin/rtcwake -mode no)
>
>
> Mike
>
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> http://wiki.mythtv.org/Mailing_List_etiquette
> MythTV Forums: https://forum.mythtv.or <https://forum.mythtv.org>g
>
Thanks Mike, I'm still struggling with this, I downloaded both scripts,
chmod'd them. I tested each and both shutdown but neither restarted after
five minutes. This was all done without any modifications to the BE setup,
where do we go from here?
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