ZeroCD/config.py at master · Sergey004/ZeroCD · GitHub

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"""
ZeroCD Configuration
"""
import os
import uuid

# Display pins (ST7789 1.3" HAT)
DISPLAY_PINS = {
    'mosi': 10,
    'sclk': 11,
    'ce0': 8,
    'dc': 25,
    'rst': 27,
    'bl': 24,
}

# Joystick pins
JOYSTICK_PINS = {
    'up': 6,
    'down': 19,
    'left': 5,
    'right': 26,
    'press': 13,
    'key1': 21,  # Additional buttons on HAT
    'key2': 20,
    'key3': 16,
}

# Display dimensions
DISPLAY_WIDTH = 240
DISPLAY_HEIGHT = 240

# ISO storage
ISO_DIR = "/mnt/iso_storage"

# USB Gadget configuration
GADGET_DIR = "/sys/kernel/config/usb_gadget/zerocd"
GADGET_UDC = None

# DVD gadget: images larger than this sector count (~900 MB) use f_dvd_storage
# 450000 sectors × 2048 bytes = 921,600,000 bytes ≈ 900 MB
DVD_SECTOR_THRESHOLD = 450000

# f_dvd_storage INQUIRY identity (configfs attrs)
# Lengths per SPC-5: vendor=8, product=16, revision=4, serial=20
DVD_VENDOR   = "PIONEER"     # 8 chars max, blank-padded by module
DVD_PRODUCT  = "BDR-X13"     # 16 chars max
DVD_REVISION = "1.00"        # 4 chars max
DVD_SERIAL   = "01234567890123456789"  # 20 chars max

# Network interfaces
WIFI_INTERFACE = "wlan0"
USB_ETHERNET_INTERFACE = "usb0"
USB_ETHERNET_IP = "192.168.7.1"
HOST_IP = "192.168.7.2"

# WiFi AP settings
WIFI_AP_SSID_PREFIX = "ZeroCD"
WIFI_AP_CHANNEL = 6
WIFI_AP_IP = "192.168.4.1"
WIFI_AP_DHCP_START = "192.168.4.10"
WIFI_AP_DHCP_END = "192.168.4.50"

# WebUI settings
WEBUI_PORT = 8080
WEBUI_HOST = "0.0.0.0"
WEBUI_SECRET_KEY = os.environ.get("ZEROCD_SECRET_KEY", str(uuid.uuid4()))

# ZeroCD data directory
ZEROCD_DATA_DIR = "/opt/zerocd"
WIFI_NETWORKS_FILE = os.path.join(ZEROCD_DATA_DIR, "wifi_networks.json")
WEBUI_AUTH_FILE = os.path.join(ZEROCD_DATA_DIR, "webui_auth.json")
WEBUI_SESSION_SECRET = os.path.join(ZEROCD_DATA_DIR, ".webui_session_secret")

# Logging
LOG_FILE = "zerocd.log"
JOYSTICK_POLL_RATE = 50
MENU_ITEMS_PER_PAGE = 5

BACKLIGHT_TIMEOUT_SECONDS = 120
BACKLIGHT_FADE_STEPS = 20
BACKLIGHT_FADE_STEP_MS = 50

PRESET_IMG_SIZES = [
    {"label": "128 MB", "mb": 128},
    {"label": "256 MB", "mb": 256},
    {"label": "512 MB", "mb": 512},
    {"label": "1 GB", "mb": 1024},
    {"label": "2 GB", "mb": 2048},
    {"label": "4 GB", "mb": 4096},
    {"label": "8 GB", "mb": 8192},
]

# Popular ISO URLs for download
POPULAR_ISOS = [
    {"name": "Ubuntu Desktop 22.04", "url": "https://releases.ubuntu.com/22.04/ubuntu-22.04.3-desktop-amd64.iso", "size": "4.2GB"},
    {"name": "Ubuntu Desktop 24.04", "url": "https://releases.ubuntu.com/24.04/ubuntu-24.04-desktop-amd64.iso", "size": "4.7GB"},
    {"name": "Debian 12 Live", "url": "https://cdimage.debian.org/debian-cd/12.7.0 live/amd64/iso-hybrid/debian-live-12.7.0-amd64-desktop.iso", "size": "3.2GB"},
    {"name": "Fedora Workstation 40", "url": "https://download.fedoraproject.org/pub/fedora/linux/releases/40/Workstation/x86_64/iso/Fedora-Workstation-40-1.6.0-x86_64.iso", "size": "2.2GB"},
    {"name": "Arch Linux", "url": "https://mirror.rackspace.com/archlinux/iso/2024.03.01/archlinux-2024.03.01-x86_64.iso", "size": "1.1GB"},
    {"name": "Kali Linux", "url": "https://cdimage.kali.org/kali-2024.1/kali-linux-2024.1-live-amd64.iso", "size": "4.3GB"},
    {"name": "Linux Mint 21", "url": "https://mirror.mintlinuxaustralia.org.uk/release/linuxmint-21.3/linuxmint-21.3-cinnamon-64bit.iso", "size": "2.5GB"},
    {"name": "Netboot.xyz", "url": "https://boot.netboot.xyz/ipxe/netboot.xyz-multiarch.iso", "size": "80MB"},
]

# Check if running in USB Gadget mode
def is_gadget_mode() -> bool:
    """Check if USB gadget is active (device mode)."""
    return os.path.exists(GADGET_DIR)

# Ensure data directory exists
def ensure_data_dir():
    """Create data directory if it doesn't exist."""
    os.makedirs(ZEROCD_DATA_DIR, exist_ok=True)