[BRLTTY] Are changes needed for systemd 247.1?

[Jason White]

I enabled systemd debug logging, with the following potentially 
interesting output.

Dec 06 14:14:37 jpw systemd[1]: brltty at -dev-bus-usb-001-010.service: Job 
2022 brltty at -dev-bus-usb-001-010.service/start finished, result=done
Dec 06 14:14:37 jpw systemd[1]: Started BRLTTY Instance: 
/dev/bus/usb/001/010.
Dec 06 14:14:37 jpw systemd[1]: Sent message type=signal sender=n/a 
destination=n/a 
path=/org/freedesktop/systemd1/unit/brltty_40_2ddev_2dbus_2dusb_2d001_2d010_2eservice 
interface=org.freedesktop.DBus.Properties member=PropertiesChanged 
cookie=1053 reply_cookie=0 signature=sa{sv}as error-name=n/a 
error-message=n/a
Dec 06 14:14:37 jpw systemd[1]: Sent message type=signal sender=n/a 
destination=n/a 
path=/org/freedesktop/systemd1/unit/brltty_40_2ddev_2dbus_2dusb_2d001_2d010_2eservice 
interface=org.freedesktop.DBus.Properties member=PropertiesChanged 
cookie=1054 reply_cookie=0 signature=sa{sv}as error-name=n/a 
error-message=n/a
Dec 06 14:14:37 jpw systemd[1]: Sent message type=signal sender=n/a 
destination=n/a path=/org/freedesktop/systemd1 
interface=org.freedesktop.systemd1.Manager member=JobRemoved cookie=1055 
reply_cookie=0 signature=uoss error-name=n/a error-message=n/a
Dec 06 14:14:37 jpw systemd[1]: brltty at -dev-bus-usb-001-010.service: 
Unit is not needed anymore.
Dec 06 14:14:37 jpw systemd[1]: brltty at -dev-bus-usb-001-010.service: 
Trying to enqueue job brltty at -dev-bus-usb-001-010.service/stop/fail
Dec 06 14:14:37 jpw systemd[1]: Added job 
brltty at -dev-bus-usb-001-010.service/stop to transaction.
Dec 06 14:14:37 jpw systemd[1]: brltty at -dev-bus-usb-001-010.service: 
Installed new job brltty at -dev-bus-usb-001-010.service/stop as 2097
Dec 06 14:14:37 jpw systemd[1]: brltty at -dev-bus-usb-001-010.service: 
Enqueued job brltty at -dev-bus-usb-001-010.service/stop as 2097
Dec 06 14:14:37 jpw systemd[1]: Sent message type=signal sender=n/a 
destination=n/a 
path=/org/freedesktop/systemd1/unit/brltty_40_2ddev_2dbus_2dusb_2d001_2d010_2eservice 
interface=org.freedesktop.DBus.Properties member=PropertiesChanged 
cookie=1056 reply_cookie=0 signature=sa{sv}as error-name=n/a 
error-message=n/a
Dec 06 14:14:37 jpw systemd[1]: Sent message type=signal sender=n/a 
destination=n/a 
path=/org/freedesktop/systemd1/unit/brltty_40_2ddev_2dbus_2dusb_2d001_2d010_2eservice 
interface=org.freedesktop.DBus.Properties member=PropertiesChanged 
cookie=1057 reply_cookie=0 signature=sa{sv}as error-name=n/a 
error-message=n/a
Dec 06 14:14:37 jpw systemd[1]: Sent message type=signal sender=n/a 
destination=n/a path=/org/freedesktop/systemd1 
interface=org.freedesktop.systemd1.Manager member=JobNew cookie=1058 
reply_cookie=0 signature=uos error-name=n/a error-message=n/a
Dec 06 14:14:37 jpw systemd[1]: brltty at -dev-bus-usb-001-010.service: 
About to execute /usr/lib/brltty/systemd-wrapper -C
Dec 06 14:14:37 jpw systemd[1]: brltty at -dev-bus-usb-001-010.service: 
Forked /usr/lib/brltty/systemd-wrapper as 5489
Dec 06 14:14:37 jpw systemd[1]: Sent message type=signal sender=n/a 
destination=n/a 
path=/org/freedesktop/systemd1/unit/brltty_40_2ddev_2dbus_2dusb_2d001_2d010_2eservice 
interface=org.freedesktop.DBus.Properties member=PropertiesChanged 
cookie=1059 reply_cookie=0 signature=sa{sv}as error-name=n/a 
error-message=n/a
Dec 06 14:14:37 jpw systemd[1]: Sent message type=signal sender=n/a 
destination=n/a 
path=/org/freedesktop/systemd1/unit/brltty_40_2ddev_2dbus_2dusb_2d001_2d010_2eservice 
interface=org.freedesktop.DBus.Properties member=PropertiesChanged 
cookie=1060 reply_cookie=0 signature=sa{sv}as error-name=n/a 
error-message=n/a
Dec 06 14:14:37 jpw systemd[1]: brltty at -dev-bus-usb-001-010.service: 
Changed running -> stop
Dec 06 14:14:37 jpw systemd[1]: Stopping BRLTTY Instance: 
/dev/bus/usb/001/010...
Dec 06 14:14:37 jpw systemd[1]: Sent message type=signal sender=n/a 
destination=n/a path=/org/freedesktop/

On 12/6/20 1:57 PM, Alexander Epaneshnikov wrote:
> 06.12.2020 21:35, Dave Mielke пишет:
>> [quoted lines by Jason White on 2020/12/06 at 12:49 -0500]
>>
>>> I installed the package, with the same result, unfortunately.
>> Your udev rules look good. Is the kernel log showing a USB disconnect?
>>
>> Alexander: Are you using the same version of systemd (247) that Jason 
>> is?
>>
> yep.
>