Can't connect to Yeelight button YLAI003

Hello

I'm trying to get the key for this Yeelight button: https://www.aliexpress.com/item/1005001552119268.html But miauth fails on a connection error

Here are some details:

Hardware : mini PC x64
OS : Ubuntu 20.04 LTS
bluepy : 1.3.0
miauth : 0.9.6
Device MAC : b4:60:ed:9b:06:d2

bluetoothctl / connect / menu gatt / list-attributes

[YLKG]# list-attributes
Primary Service (Handle 0x0009)
    /org/bluez/hci0/dev_B4_60_ED_9B_06_D2/service002a
    00000100-0065-6c62-2e74-6f696d2e696d
    Vendor specific
Characteristic (Handle 0xced4)
    /org/bluez/hci0/dev_B4_60_ED_9B_06_D2/service002a/char002d
    00000102-0065-6c62-2e74-6f696d2e696d
    Vendor specific
Descriptor (Handle 0x0015)
    /org/bluez/hci0/dev_B4_60_ED_9B_06_D2/service002a/char002d/desc002f
    00002902-0000-1000-8000-00805f9b34fb
    Client Characteristic Configuration
Characteristic (Handle 0xe4e8)
    /org/bluez/hci0/dev_B4_60_ED_9B_06_D2/service002a/char002b
    00000101-0065-6c62-2e74-6f696d2e696d
    Vendor specific
Primary Service (Handle 0x0920)
    /org/bluez/hci0/dev_B4_60_ED_9B_06_D2/service001b
    0000fe95-0000-1000-8000-00805f9b34fb
    Xiaomi Inc.
Characteristic (Handle 0xfcf4)
    /org/bluez/hci0/dev_B4_60_ED_9B_06_D2/service001b/char0027
    00000018-0000-1000-8000-00805f9b34fb
    Unknown
Descriptor (Handle 0x0015)
    /org/bluez/hci0/dev_B4_60_ED_9B_06_D2/service001b/char0027/desc0029
    00002902-0000-1000-8000-00805f9b34fb
    Client Characteristic Configuration
Characteristic (Handle 0x1478)
    /org/bluez/hci0/dev_B4_60_ED_9B_06_D2/service001b/char0024
    00000017-0000-1000-8000-00805f9b34fb
    AVCTP
Descriptor (Handle 0x0015)
    /org/bluez/hci0/dev_B4_60_ED_9B_06_D2/service001b/char0024/desc0026
    00002902-0000-1000-8000-00805f9b34fb
    Client Characteristic Configuration
Characteristic (Handle 0x3898)
    /org/bluez/hci0/dev_B4_60_ED_9B_06_D2/service001b/char0021
    00000019-0000-1000-8000-00805f9b34fb
    AVDTP
Descriptor (Handle 0x0015)
    /org/bluez/hci0/dev_B4_60_ED_9B_06_D2/service001b/char0021/desc0023
    00002902-0000-1000-8000-00805f9b34fb
    Client Characteristic Configuration
Characteristic (Handle 0x4f88)
    /org/bluez/hci0/dev_B4_60_ED_9B_06_D2/service001b/char001e
    00000010-0000-1000-8000-00805f9b34fb
    UPNP
Descriptor (Handle 0x0015)
    /org/bluez/hci0/dev_B4_60_ED_9B_06_D2/service001b/char001e/desc0020
    00002902-0000-1000-8000-00805f9b34fb
    Client Characteristic Configuration
Characteristic (Handle 0x64a8)
    /org/bluez/hci0/dev_B4_60_ED_9B_06_D2/service001b/char001c
    00000004-0000-1000-8000-00805f9b34fb
    Unknown
Primary Service (Handle 0x0920)
    /org/bluez/hci0/dev_B4_60_ED_9B_06_D2/service0012
    0000180a-0000-1000-8000-00805f9b34fb
    Device Information
Characteristic (Handle 0x73d4)
    /org/bluez/hci0/dev_B4_60_ED_9B_06_D2/service0012/char0019
    00002a26-0000-1000-8000-00805f9b34fb
    Firmware Revision String
Characteristic (Handle 0x73d4)
    /org/bluez/hci0/dev_B4_60_ED_9B_06_D2/service0012/char0017
    00002a27-0000-1000-8000-00805f9b34fb
    Hardware Revision String
Characteristic (Handle 0x73d4)
    /org/bluez/hci0/dev_B4_60_ED_9B_06_D2/service0012/char0015
    00002a24-0000-1000-8000-00805f9b34fb
    Model Number String
Characteristic (Handle 0x73d4)
    /org/bluez/hci0/dev_B4_60_ED_9B_06_D2/service0012/char0013
    00002a29-0000-1000-8000-00805f9b34fb
    Manufacturer Name String
Primary Service (Handle 0x0920)
    /org/bluez/hci0/dev_B4_60_ED_9B_06_D2/service0001
    00001801-0000-1000-8000-00805f9b34fb
    Generic Attribute Profile
Characteristic (Handle 0xb134)
    /org/bluez/hci0/dev_B4_60_ED_9B_06_D2/service0001/char0002
    00002a05-0000-1000-8000-00805f9b34fb
    Service Changed
Descriptor (Handle 0x0015)
    /org/bluez/hci0/dev_B4_60_ED_9B_06_D2/service0001/char0002/desc0004
    00002902-0000-1000-8000-00805f9b34fb
    Client Characteristic Configuration

sudo btmgt / info

[mgmt]# info
Index list with 1 item
hci0:   Primary controller
    addr 50:76:AF:54:40:B5 version 10 manufacturer 2 class 0x000104
    supported settings: powered connectable fast-connectable discoverable bondable link-security ssp br/edr hs le advertising secure-conn debug-keys privacy configuration static-addr
    current settings: powered ssp br/edr le secure-conn
    name mini-server
    short name
hci0:   Configuration options
    supported options: public-address
    missing options:

$ sudo miauth --register "b4:60:ed:9b:06:d2"

Namespace(command=None, debug=False, m365=False, mac='b4:60:ed:9b:06:d2', nb=False, register=True, serial=False, token_file='./mi_token', version=False)
Using Mi
Connecting
Traceback (most recent call last):
File "/usr/local/bin/miauth", line 8, in <module>
sys.exit(main())
File "/usr/local/lib/python3.8/dist-packages/miauth/cli.py", line 154, in main
mi_main(ble)
File "/usr/local/lib/python3.8/dist-packages/miauth/cli.py", line 103, in mi_main
mc.connect()
File "/usr/local/lib/python3.8/dist-packages/miauth/mi/miclient.py", line 93, in connect
self.ble.connect()
File "/usr/local/lib/python3.8/dist-packages/miauth/ble/blue.py", line 80, in connect
self.p.connect(self.mac, btle.ADDR_TYPE_RANDOM)
File "/usr/local/lib/python3.8/dist-packages/bluepy/btle.py", line 445, in connect
self._connect(addr, addrType, iface)
File "/usr/local/lib/python3.8/dist-packages/bluepy/btle.py", line 439, in _connect
raise BTLEDisconnectError("Failed to connect to peripheral %s, addr type: %s" % (addr, addrType), rsp)
bluepy.btle.BTLEDisconnectError: Failed to connect to peripheral b4:60:ed:9b:06:d2, addr type: random

Let me know if you need any more tests

Thanks a lot

dnandha / miauth

Can't connect to Yeelight button YLAI003 #11