[BUG] wireless device connection not working

[Mrugacz]

Is there an existing issue for this?

• [X] I have searched the existing issues

Current Behavior

Device (KOReader) connects but is not detected by calibre.

Expected Behavior

Client should be visible from calibre

Steps To Reproduce

• Expose port 9090 in docker
• start wireless device connection (use fixed port)
• connect from client

more info: https://github.com/koreader/koreader/wiki/calibre

Environment

- OS: Debian GNU/Linux 12 (bookworm)

- Docker:
$ docker version
Client: Docker Engine - Community
 Version:           25.0.3
 API version:       1.44
 Go version:        go1.21.6
 Git commit:        4debf41
 Built:             Tue Feb  6 21:14:25 2024
 OS/Arch:           linux/amd64
 Context:           default

Server: Docker Engine - Community
 Engine:
  Version:          25.0.3
  API version:      1.44 (minimum version 1.24)
  Go version:       go1.21.6
  Git commit:       f417435
  Built:            Tue Feb  6 21:14:25 2024
  OS/Arch:          linux/amd64
  Experimental:     false
 containerd:
  Version:          1.6.28
  GitCommit:        ae07eda36dd25f8a1b98dfbf587313b99c0190bb
 runc:
  Version:          1.1.12
  GitCommit:        v1.1.12-0-g51d5e94
 docker-init:
  Version:          0.19.0
  GitCommit:        de40ad0

CPU architecture

x86-64

Docker creation

services:
  calibre:
    image: lscr.io/linuxserver/calibre:latest
    container_name: calibre
    environment:
      - PUID=1000
      - PGID=1000
      - TZ=Etc/UTC
    security_opt:
      - seccomp:unconfined #optional
    volumes:
      - ./config:/config
      - '/home/debian/media:/config/Calibre Library'
    ports:
      - 8181:8080
      - 8081:8081
      - 9090:9090
    restart: unless-stopped

Container logs

[migrations] started
[migrations] no migrations found
───────────────────────────────────────

      ██╗     ███████╗██╗ ██████╗
      ██║     ██╔════╝██║██╔═══██╗
      ██║     ███████╗██║██║   ██║
      ██║     ╚════██║██║██║   ██║
      ███████╗███████║██║╚██████╔╝
      ╚══════╝╚══════╝╚═╝ ╚═════╝

   Brought to you by linuxserver.io
───────────────────────────────────────

To support LSIO projects visit:
https://www.linuxserver.io/donate/

───────────────────────────────────────
GID/UID
───────────────────────────────────────

User UID:    1000
User GID:    1000
───────────────────────────────────────

[custom-init] No custom files found, skipping...
_XSERVTransmkdir: ERROR: euid != 0,directory /tmp/.X11-unix will not be created.

Xvnc KasmVNC 1.2.0 - built Jun  1 2024 19:00:42
Copyright (C) 1999-2018 KasmVNC Team and many others (see README.me)
See http://kasmweb.com for information on KasmVNC.
Underlying X server release 12014000, The X.Org Foundation

Obt-Message: Xinerama extension is not present on the server
[ls.io-init] done.
 2024-06-06 23:11:51,636 [INFO] websocket 0: got client connection from 127.0.0.1
 2024-06-06 23:11:51,653 [PRIO] Connections: accepted: @192.168.0.5_1717715511.637474::websocket
Exception in thread DeviceManager:
Traceback (most recent call last):
  File "threading.py", line 1038, in _bootstrap_inner
  File "calibre/gui2/device.py", line 463, in run
  File "calibre/gui2/device.py", line 321, in detect_device
  File "calibre/devices/scanner.py", line 195, in scan
  File "calibre/devices/scanner.py", line 109, in __call__
RuntimeError: DeviceScanner requires the /sys filesystem to work.

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