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190 lines
9.4 KiB
Python
190 lines
9.4 KiB
Python
#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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# Name: syslinux.py
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# Purpose: Module to install syslinux and extlinux on selected USB disk.
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# Authors: Sundar
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# Licence: This file is a part of multibootusb package. You can redistribute it or modify
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# under the terms of GNU General Public License, v.2 or above
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import os
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import sys
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import subprocess
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import platform
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from .gen import *
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from . import usb
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from .iso import *
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from . import config
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extlinux_path = os.path.join(multibootusb_host_dir(), "syslinux", "bin", "extlinux4")
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syslinux_path = os.path.join(multibootusb_host_dir(), "syslinux", "bin", "syslinux4")
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extlinux_fs = ["ext2", "ext3", "ext4", "Btrfs"]
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syslinux_fs = ["vfat", "ntfs", "FAT32", "NTFS"]
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mbr_bin = resource_path(os.path.join("data", "tools", "mbr.bin"))
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def set_boot_flag(usb_disk):
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if platform.system() == "Linux":
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print("\nChecking boot flag on " + usb_disk[:-1], '\n')
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cmd_out = subprocess.check_output("parted -m -s " + usb_disk[:-1] + " print", shell=True)
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if b'boot' in cmd_out:
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print("\nDisk " + usb_disk[:-1] + " already has boot flag.\n")
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return True
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else:
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print("\nExecuting ==> parted " + usb_disk[:-1] + " set 1 boot on", '\n')
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if subprocess.call("parted " + usb_disk[:-1] + " set 1 boot on", shell=True) == 0:
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print("\nBoot flag set to bootable " + usb_disk[:-1], '\n')
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return True
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else:
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print("\nUnable to set boot flag on " + usb_disk[:-1], '\n')
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return False
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def syslinux_default(usb_disk, version=4):
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"""
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Install Syslinux of a selected drive
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:param usb_disk: '/dev/sdx' on linux and 'E:' on Windows
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:version: Default version is 4. Change it if you wish. But necessary files needs to be copied accordingly
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:return: Bootable USB disk :-)
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"""
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usb_details = usb.details(usb_disk)
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usb_fs = usb_details['file_system']
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usb_mount = usb_details['mount_point']
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mbr_install_cmd = 'dd bs=440 count=1 conv=notrunc if=' + mbr_bin + ' of=' + usb_disk[:-1]
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# print(usb_fs)
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if usb_fs in extlinux_fs:
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extlinu_cmd = extlinux_path + ' --install ' + os.path.join(usb_mount, 'multibootusb')
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if os.access(extlinux_path, os.X_OK) is False:
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subprocess.call('chmod +x ' + extlinux_path, shell=True)
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print("\nExecuting ==> " + extlinu_cmd)
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if subprocess.call(extlinu_cmd, shell=True) == 0:
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print("\nDefault Extlinux install is success...\n")
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print('\nExecuting ==> ' + mbr_install_cmd)
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if subprocess.call(mbr_install_cmd, shell=True) == 0:
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print("\nmbr install is success...\n")
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if set_boot_flag(usb_disk) is True:
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return True
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elif usb_fs in syslinux_fs:
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if platform.system() == "Linux":
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syslinux_cmd = syslinux_path + ' -i -d multibootusb ' + usb_disk
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if os.access(syslinux_path, os.X_OK) is False:
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subprocess.call('chmod +x ' + syslinux_path, shell=True)
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print("\nExecuting ==> " + syslinux_cmd + "\n")
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if subprocess.call(syslinux_cmd, shell=True) == 0:
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print("\nDefault syslinux install is success...\n")
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if subprocess.call(mbr_install_cmd, shell=True) == 0:
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print("\nmbr install is success...\n")
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if set_boot_flag(usb_disk) is True:
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return True
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else:
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print("\nFailed to install default syslinux...\n")
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return False
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elif platform.system() == "Windows":
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syslinux = resource_path(os.path.join(multibootusb_host_dir(), "syslinux", "bin", "syslinux4.exe"))
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print('Executing ==>', syslinux + ' -maf -d multibootusb ' + usb_disk)
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if subprocess.call(syslinux + ' -maf -d multibootusb ' + usb_disk, shell=True) == 0:
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print("\nDefault syslinux install is success...\n")
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return True
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else:
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print("\nFailed to install default syslinux...\n")
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return False
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def syslinux_distro_dir(usb_disk, iso_link, distro):
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"""
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Install syslinux/extlinux on distro specific isolinux directory.
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:param usb_disk: '/dev/sdx' on linux and 'E:' on Windows
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:param iso_link: Path to ISO file
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:return:
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"""
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usb_details = usb.details(usb_disk)
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usb_fs = usb_details['file_system']
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usb_mount = usb_details['mount_point']
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isolinux_bin_dir(iso_link)
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if isolinux_bin_exist(iso_link) is False:
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print('Distro does not use isolinux for booting ISO.')
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else:
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# iso_cfg_ext_dir = os.path.join(multibootusb_host_dir(), "iso_cfg_ext_dir")
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_iso_cfg_ext_dir = iso_cfg_ext_dir()
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isolinux_path = os.path.join(_iso_cfg_ext_dir, isolinux_bin_path(iso_link))
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iso_linux_bin_dir = isolinux_bin_dir(iso_link)
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config.syslinux_version = isolinux_version(isolinux_path)
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if distro == "generic" or distro == "alpine":
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install_dir = usb_mount
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distro_syslinux_install_dir = os.path.join(usb_mount, iso_linux_bin_dir.strip("/")).replace(usb_mount, "")
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distro_sys_install_bs = os.path.join(install_dir, iso_linux_bin_dir.strip("/"), distro + '.bs')
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else:
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install_dir = os.path.join(usb_mount, "multibootusb", iso_basename(iso_link))
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distro_syslinux_install_dir = os.path.join(install_dir, iso_linux_bin_dir.strip("/")).replace(usb_mount, "")
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distro_sys_install_bs = os.path.join(install_dir, iso_linux_bin_dir.strip("/"), distro + '.bs')
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print(distro_sys_install_bs)
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#print(distro_syslinux_install_dir)
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if usb_fs in syslinux_fs:
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if config.syslinux_version == str(3):
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if distro == "generic" and iso_linux_bin_dir == "/":
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option = ""
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else:
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option = " -d "
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else:
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if distro == "generic" and iso_linux_bin_dir == "/":
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option = " -i "
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else:
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option = " -i -d "
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if platform.system() == "Linux":
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syslinux_path = os.path.join(multibootusb_host_dir(), "syslinux", "bin", "syslinux") + config.syslinux_version
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if os.access(syslinux_path, os.X_OK) is False:
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subprocess.call('chmod +x ' + syslinux_path, shell=True) == 0
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sys_cmd = syslinux_path + option + quote(distro_syslinux_install_dir) + ' ' + usb_disk
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dd_cmd = 'dd if=' + usb_disk + ' ' + 'of=' + quote(distro_sys_install_bs) + ' count=1'
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print("Executing ==> ", sys_cmd)
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if subprocess.call(sys_cmd, shell=True) == 0:
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print("\nSyslinux install on distro directory is success...\n")
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print('Executing ==> ', dd_cmd, '\n')
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if subprocess.call(dd_cmd, shell=True) == 0:
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print("\nBootsector copy is success...\n")
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else:
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print("\nFailed to copy boot sector...\n")
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else:
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print("\nFailed to install syslinux on distro directory...\n")
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elif platform.system() == "Windows":
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syslinux_path = resource_path(os.path.join(multibootusb_host_dir(), "syslinux", "bin")) + \
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"\syslinux" + config.syslinux_version + ".exe"
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distro_syslinux_install_dir = "/" + distro_syslinux_install_dir.replace("\\", "/")
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distro_sys_install_bs = distro_sys_install_bs.replace("/", "\\")
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sys_cmd = syslinux_path + option + distro_syslinux_install_dir + ' ' + usb_disk + ' ' + \
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distro_sys_install_bs
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print("\nExecuting ==> ", sys_cmd, '\n')
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if subprocess.call(sys_cmd, shell=True) == 0:
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print("\nSyslinux install was successful on distro directory...\n")
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else:
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print("\nFailed to install syslinux on distro directory...\n")
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elif usb_fs in extlinux_fs:
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if platform.system() == "Linux":
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distro_syslinux_install_dir = os.path.join(install_dir, iso_linux_bin_dir.strip("/"))
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syslinux_path = os.path.join(multibootusb_host_dir(), "syslinux", "bin", "extlinux") + config.syslinux_version
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ext_cmd = syslinux_path + " --install " + distro_syslinux_install_dir
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dd_cmd = 'dd if=' + usb_disk + ' ' + 'of=' + usb_mount + quote(distro_sys_install_bs) + ' count=1'
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if os.access(syslinux_path, os.X_OK) is False:
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subprocess.call('chmod +x ' + syslinux_path, shell=True) == 0
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print("Executing ==> ", ext_cmd)
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if subprocess.call(ext_cmd, shell=True) == 0:
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print("\nSyslinux install on distro directory is success...\n")
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print('Executing ==> ', dd_cmd, '\n')
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if subprocess.call(dd_cmd, shell=True) == 0:
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print("\nBootsector copy is success...\n")
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else:
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print("\nFailed to install syslinux on distro directory...\n")
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if __name__ == '__main__':
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if os.geteuid() != 0:
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print('Please running this script with sudo/root/admin privilage.')
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exit(1)
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else:
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syslinux_distro_dir('/dev/sdb1', '../../../DISTROS/2016/debian-live-8.3.0-amd64-lxde-desktop.iso', 'debian')
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syslinux_default('/dev/sdb1')
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