como depurar caso de permissão insuficiente do adb

como depurar caso de permissão insuficiente do adb

há muito tempo, escrevi uma regra do udev para adb com meu telefone (dispositivo) definindo um grupo. Tudo estava bem até que algumas coisas mudaram recentemente:

  1. rom do dispositivo
  2. pacote udev
  3. pacote adb

agora eu entro no usuário:

$ adb shell
* daemon not running. starting it now on port 5037 *
* daemon started successfully *
error: insufficient permissions for device: verify udev rules.
See [http://developer.android.com/tools/device.html] for more information.

$ adb devices -l
List of devices attached xxxxxxx no permissions (verify udev rules); see 
[http://developer.android.com/tools/device.html] usb:2-1

$ lsusb
// here we have the mentioned device
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub

// udev rules newly added after i received an error (did'd change anything - still error i can open adb only using root)  
SUBSYSTEM=="usb", ATTR{idVendor}=="1d6b", MODE="0666", GROUP="adbusers"
SUBSYSTEM=="usb", ATTR{idVendor}=="04e8", ATTR{idProduct}=="6860", MODE="0666", GROUP="adbusers"

// this rule was added very long time ago was working perfect till now 
SUBSYSTEM=="usb", ATTR{idVendor}=="18d1", ATTR{idProduct}=="4ee7", MODE="0666", GROUP="adbusers"

listed now as Bus 002 Device 007: ID 18d1:4ee7 Google Inc. 

//usuário está no grupo aduser

PS. verifiquei uma permissão no dispositivo e recebi:

 $ ls -l /dev/bus/usb/002/001
 crw-rw-r-- 1 root root 189, 128 kwi 22 13:26 /dev/bus/usb/002/001

As regras do udev não são aplicadas?

ps2. 1) udev deug habilitado 2) regras modificadas + links simbólicos adicionados para rastrear alterações pelo udev

SUBSYSTEM=="usb", ATTR{idVendor}=="1d6b", MODE="0666", GROUP="adbusers", SYMLINK+="android%n"
SUBSYSTEM=="usb", ATTR{idVendor}=="04e8", ATTR{idProduct}=="6860", MODE="0666", GROUP="adbusers", SYMLINK+="x-android%n"
SUBSYSTEM=="usb", ATTR{idVendor}=="18d1", ATTR{idProduct}=="4ee7", MODE="0666", GROUP="adbusers", SYMLINK+="s-android%n"

depois de conectar o dispositivo

Apr 22 18:50:04 et27 systemd-udevd[304]: seq 2437 queued, 'add' 'usb'
Apr 22 18:50:04 et27 systemd-udevd[304]: Validate module index
Apr 22 18:50:04 et27 systemd-udevd[304]: Check if link configuration needs reloading.
Apr 22 18:50:04 et27 systemd-udevd[304]: seq 2437 forked new worker [1143]
Apr 22 18:50:04 et27 systemd-udevd[1143]: seq 2437 running
Apr 22 18:50:04 et27 systemd-udevd[1143]: IMPORT builtin 'usb_id' /lib/udev/rules.d/50-udev-default.rules:13
Apr 22 18:50:04 et27 systemd-udevd[304]: seq 2438 queued, 'add' 'usb'
Apr 22 18:50:04 et27 systemd-udevd[1143]: IMPORT builtin 'hwdb' /lib/udev/rules.d/50-udev-default.rules:13
Apr 22 18:50:04 et27 systemd-udevd[1143]: MODE 0664 /lib/udev/rules.d/50-udev-default.rules:41
Apr 22 18:50:04 et27 systemd-udevd[1143]: GROUP 1008 /etc/udev/rules.d/51-android.rules:4
Apr 22 18:50:04 et27 systemd-udevd[1143]: MODE 0666 /etc/udev/rules.d/51-android.rules:4
Apr 22 18:50:04 et27 systemd-udevd[1143]: LINK 's-android1' /etc/udev/rules.d/51-android.rules:4
Apr 22 18:50:04 et27 systemd-udevd[1143]: RUN '/usr/lib/virtualbox/VBoxCreateUSBNode.sh $major $minor $attr{bDeviceClass}' /etc/udev/rules.d/60-vboxdrv.rules:5
Apr 22 18:50:04 et27 systemd-udevd[1143]: PROGRAM 'mtp-probe /sys/devices/pci0000:00/0000:00:1c.1/0000:03:00.0/usb2/2-1 2 5' /lib/udev/rules.d/69-libmtp.rules:2283
Apr 22 18:50:04 et27 systemd-udevd[1144]: starting 'mtp-probe /sys/devices/pci0000:00/0000:00:1c.1/0000:03:00.0/usb2/2-1 2 5'
Apr 22 18:50:04 et27 systemd-udevd[1144]: failed to execute '/lib/udev/mtp-probe' 'mtp-probe /sys/devices/pci0000:00/0000:00:1c.1/0000:03:00.0/usb2/2-1 2 5': No such file or directory
Apr 22 18:50:04 et27 systemd-udevd[1143]: Process 'mtp-probe /sys/devices/pci0000:00/0000:00:1c.1/0000:03:00.0/usb2/2-1 2 5' failed with exit code 2.
Apr 22 18:50:04 et27 systemd-udevd[1143]: handling device node '/dev/bus/usb/002/005', devnum=c189:132, mode=0666, uid=0, gid=1008
Apr 22 18:50:04 et27 systemd-udevd[1143]: set permissions /dev/bus/usb/002/005, 020666, uid=0, gid=1008
Apr 22 18:50:04 et27 systemd-udevd[1143]: creating symlink '/dev/char/189:132' to '../bus/usb/002/005'
Apr 22 18:50:04 et27 systemd-udevd[1143]: creating link '/dev/s-android1' to '/dev/bus/usb/002/005'
Apr 22 18:50:04 et27 systemd-udevd[1143]: creating symlink '/dev/s-android1' to 'bus/usb/002/005'
Apr 22 18:50:04 et27 systemd-udevd[1143]: created db file '/run/udev/data/c189:132' for '/devices/pci0000:00/0000:00:1c.1/0000:03:00.0/usb2/2-1'
Apr 22 18:50:04 et27 systemd-udevd[1145]: starting '/usr/lib/virtualbox/VBoxCreateUSBNode.sh 189 132 00'
Apr 22 18:50:04 et27 systemd-udevd[1143]: Process '/usr/lib/virtualbox/VBoxCreateUSBNode.sh 189 132 00' succeeded.
Apr 22 18:50:04 et27 systemd-udevd[1143]: passed device to netlink monitor 0x562b37096e00
Apr 22 18:50:04 et27 systemd-udevd[1143]: seq 2437 processed
Apr 22 18:50:04 et27 systemd-udevd[304]: passed 308 byte device to netlink monitor 0x562b37076610
Apr 22 18:50:04 et27 systemd-udevd[1143]: seq 2438 running
Apr 22 18:50:04 et27 systemd-udevd[1143]: IMPORT builtin 'hwdb' /lib/udev/rules.d/50-udev-default.rules:15
Apr 22 18:50:04 et27 systemd-udevd[1143]: IMPORT builtin 'usb_id' /lib/udev/rules.d/60-libgphoto2-6.rules:9
Apr 22 18:50:04 et27 systemd-udevd[1143]: unable to access usb_interface device of '/sys/devices/pci0000:00/0000:00:1c.1/0000:03:00.0/usb2/2-1/2-1:1.0'
Apr 22 18:50:04 et27 systemd-udevd[1143]: IMPORT builtin 'usb_id' returned non-zero
Apr 22 18:50:04 et27 systemd-udevd[1143]: RUN 'kmod load $env{MODALIAS}' /lib/udev/rules.d/80-drivers.rules:5
Apr 22 18:50:04 et27 systemd-udevd[1143]: created db file '/run/udev/data/+usb:2-1:1.0' for '/devices/pci0000:00/0000:00:1c.1/0000:03:00.0/usb2/2-1/2-1:1.0'
Apr 22 18:50:04 et27 systemd-udevd[1143]: Execute 'load' 'usb:v18D1p4EE7d0232dc00dsc00dp00icFFisc42ip01in00'
Apr 22 18:50:04 et27 systemd-udevd[1143]: No module matches 'usb:v18D1p4EE7d0232dc00dsc00dp00icFFisc42ip01in00'
Apr 22 18:50:04 et27 systemd-udevd[1143]: passed device to netlink monitor 0x562b37096e00
Apr 22 18:50:04 et27 systemd-udevd[1143]: seq 2438 processed
Apr 22 18:50:04 et27 systemd-udevd[304]: cleanup idle workers
Apr 22 18:50:04 et27 systemd-udevd[1143]: Unload module index
Apr 22 18:50:04 et27 systemd-udevd[1143]: Unloaded link configuration context.
Apr 22 18:50:04 et27 systemd-udevd[304]: worker [1143] exited

O grupo não é aplicado no dispositivo que recebo

$ ls -al /dev/android1
lrwxrwxrwx 1 root root 15 kwi 22 18:42 /dev/android1 -> bus/usb/001/001
$ ls -al /dev/s-android1
lrwxrwxrwx 1 root root 15 kwi 22 18:50 /dev/s-android1 -> bus/usb/002/005

poderia ser um problema na string em vez dos valores do grupo numérico? ou GROUP="" em vez de GROUP:="" ? se sim, por que o udev não cede nisso?

  1. notação não, pois o link simbólico funciona com notação antiga, então ...
  2. string em vez de numérico não, pois foi resolvido corretamente nos logs para -> 1008

ok, a permissão está definida conforme o esperado - pois os links simbólicos não mostram permissões

$ ls -al /dev/bus/usb/002/001 
crw-rw-rw- 1 root adbusers 189, 128 kwi 22 19:04 /dev/bus/usb/002/001

mas ainda assim sou insuficiente

Responder1

Eu tive o mesmo problema (o usuário era membro do grupo plugdev) minha peça que faltava era:

Tive que habilitar o USB para troca de dados no dispositivo após conectá-lo (usando Android 7.1.2)

Responder2

ok, descobri o que era o problema:

arquivo ~/android contém alguns arquivos que provavelmente armazenam chaves de depuração que são diferentes após o flash/limpeza do dispositivo - simplesmente remova-os

para ser exatamente:

~/.android/adbkey

Responder3

A melhor solução e o que funcionou melhor para mim é instalar o adb do pacote ubuntu. Isso fornece um conjunto padrão de regras do udev mantido pela comunidade para todos os dispositivos Android.

exemplo: sudo apt-get install adb

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