allow kvmd to edit msd params

This commit is contained in:
Devaev Maxim
2019-10-24 00:21:07 +03:00
parent af1e09067b
commit 372bf2a4af
4 changed files with 73 additions and 25 deletions

View File

@@ -22,6 +22,7 @@
import os
import re
import shutil
import time
import argparse
@@ -49,6 +50,11 @@ def _mkdir(path: str) -> None:
os.mkdir(path)
def _chown(path: str, user: str) -> None:
get_logger().info("CHOWN --- %s - %s", user, path)
shutil.chown(path, user)
def _symlink(src: str, dest: str) -> None:
get_logger().info("SYMLINK - %s --> %s", dest, src)
os.symlink(src, dest)
@@ -104,7 +110,7 @@ def _create_acm(gadget_path: str, config_path: str) -> None:
_symlink(func_path, join(config_path, "acm.usb0"))
def _create_hid(gadget_path: str, config_path: str, hid: Hid, instance: int) -> None:
def _create_hid(gadget_path: str, config_path: str, instance: int, hid: Hid) -> None:
func_path = join(gadget_path, f"functions/hid.usb{instance}")
_mkdir(func_path)
_write(join(func_path, "protocol"), str(hid.protocol))
@@ -114,14 +120,29 @@ def _create_hid(gadget_path: str, config_path: str, hid: Hid, instance: int) ->
_symlink(func_path, join(config_path, f"hid.usb{instance}"))
def _create_msd(gadget_path: str, config_path: str, instance: int, cdrom: bool, rw: bool) -> None:
def _create_msd(
gadget_path: str,
config_path: str,
instance: int,
user: str,
stall: bool,
cdrom: bool,
rw: bool,
removable: bool,
fua: bool,
) -> None:
func_path = join(gadget_path, f"functions/mass_storage.usb{instance}")
_mkdir(func_path)
_write(join(func_path, "stall"), "0")
_write(join(func_path, "lun.0/cdrom"), ("1" if cdrom else "0"))
_write(join(func_path, "lun.0/ro"), ("0" if rw else "1"))
_write(join(func_path, "lun.0/removable"), "1")
_write(join(func_path, "lun.0/nofua"), "0")
_write(join(func_path, "stall"), str(int(stall)))
_write(join(func_path, "lun.0/cdrom"), str(int(cdrom)))
_write(join(func_path, "lun.0/ro"), str(int(not rw)))
_write(join(func_path, "lun.0/removable"), str(int(removable)))
_write(join(func_path, "lun.0/nofua"), str(int(not fua)))
if user != "root":
_chown(join(func_path, "lun.0/cdrom"), user)
_chown(join(func_path, "lun.0/ro"), user)
_chown(join(func_path, "lun.0/file"), user)
_symlink(func_path, join(config_path, f"mass_storage.usb{instance}"))
@@ -148,7 +169,7 @@ def _cmd_start(config: Section) -> None:
_mkdir(lang_path)
_write(join(lang_path, "manufacturer"), config.otg.manufacturer)
_write(join(lang_path, "product"), config.otg.product)
_write(join(lang_path, "serialnumber"), config.otg.serial_number)
_write(join(lang_path, "serialnumber"), config.otg.serial)
config_path = join(gadget_path, "configs/c.1")
_mkdir(config_path)
@@ -162,16 +183,16 @@ def _cmd_start(config: Section) -> None:
if config.kvmd.hid.type == "otg":
logger.info("Required HID")
_create_hid(gadget_path, config_path, KEYBOARD_HID, 0)
_create_hid(gadget_path, config_path, MOUSE_HID, 1)
_create_hid(gadget_path, config_path, 0, KEYBOARD_HID)
_create_hid(gadget_path, config_path, 1, MOUSE_HID)
if config.kvmd.msd.type == "otg":
logger.info("Required MSD")
_create_msd(gadget_path, config_path, 0, cdrom=True, rw=False)
_create_msd(gadget_path, config_path, 0, config.otg.msd.user, **config.otg.msd.default._unpack()) # pylint: disable=protected-access
if config.otg.drives.enabled:
logger.info("Required MSD extra drives: %d", config.otg.drives.count)
for instance in range(config.otg.drives.count):
_create_msd(gadget_path, config_path, instance + 1, cdrom=False, rw=True)
_create_msd(gadget_path, config_path, instance + 1, "root", **config.otg.drives.default._unpack()) # pylint: disable=protected-access
logger.info("Enabling the gadget ...")
_write(join(gadget_path, "UDC"), udc)