ubuntu-phone team mailing list archive

[Michael Zanetti <michael.zanetti@xxxxxxxxxxxxx>]

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Hi,

On 05.05.2015 15:20, Mike Sheldon wrote:
> Hi Alberto,
> 
> On Tue, 2015-05-05 at 13:07 +0000, Alberto Pagliarini wrote:
>> Ehi thanks for the suggestions,  "powerd-cli display on" should
>> do the work but...
>> 
>> 
>> Is it an expected behavior that when the display turns off adb
>> loses the connection to device and not recover it anymore? It
>> sounds like a bug to me
> 
> ADB access is disabled deliberately when the device is locked for 
> increased security (otherwise someone who's stolen your phone
> could access your data via ADB); however you can disable this
> behaviour by running:
> 
> sudo touch /userdata/.adb_onlock
> 
> (Directly on the phone)
> 
> After which adb will always be available regardless of whether
> your phone is locked or not. This also gets performed automatically
> for you if you flash the phone with the --developer-mode option.

FWIW, TweakGeek [1] allows you to enable/disable USB tethering as well
as the adb_onlock thing with a graphical interface.

Be sure to know about the security implications that apply when
enabling adb_onlock. Essentially if you lose your phone, anyone with
knowledge about adb can access data on your phone without having to
unlock the device.

[1] https://open.uappexplorer.com/app/tweakgeek.mzanetti


> 
> Cheers, Mike.
> 
>> 
>> 
>> 
>> alberto
>> 
>> Il giorno mar 5 mag 2015 alle ore 15:01 Dave Morley 
>> <davmor2@xxxxxxxxxxxxx> ha scritto: On Tue, 5 May 2015 14:54:41
>> +0200 Matthias Apitz <guru@xxxxxxxxxxx> wrote:
>> 
>>> El día Tuesday, May 05, 2015 a las 12:45:03PM +0000, Alberto 
>>> Pagliarini escribió:
>>> 
>>>> Hi all,
>>>> 
>>>> I have a BQ phone. and when I use it with usb tethering
>> enabled
>>>> through
>>>> 
>>>> $ adb shell android-gadget-service enable rndis
>>>> 
>>>> I have to maintain the display on because when the display
>> turns
>>>> off I haven't access to the phone via adb anymore
>>>> 
>>>> $ adb devices
>>>> 
>>>> returns
>>>> 
>>>> List of devices attached ???????????? no permissions
>>>> 
>>>> I don't be able to recover the access neither if I kill
>> and restart
>>>> adb server with
>>>> 
>>>> $ adb kill-server $ adb start-server
>>>> 
>>>> Some suggestions?
>>> 
>>> Yes, enable ssh in the BQ and on your *nix System something
>> like:
>>> 
>>> # ifconfig ue0 inet 10.42.0.19 # ssh phablet@10.42.0.1
>>> 
>>> (change 'ue0' for your interface name); needs ofc
>> installation of your
>>> RSA pub key in the BQ;
>>> 
>>> 
>>> matthias
>> 
>> or install the terminal app on the phone and do powerd-cli 
>> display on
>> 
>> -- You Make It, I'll Break It!
>> 
>> I Love My Job :)
>> 
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> 
> 
> 
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