[mythtv-users] wakeup

Daryl McDonald darylangela at gmail.com
Wed Sep 12 18:03:03 UTC 2018


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
>>
>>
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>>
>> 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.
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>>
> 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 The MythTV wiki was quite confusing as there is a lot of outdated and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)
>
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> 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.
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