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mirror of https://github.com/mbusb/multibootusb synced 2024-11-01 15:40:16 +00:00
multibootusb/scripts/gen.py
2016-11-06 16:48:53 +05:30

286 lines
10 KiB
Python

#!/usr/bin/env python3
# -*- coding: utf-8 -*
# Name: gen.py
# Purpose: This 'general' module contain many functions required to be called at many places
# Authors: Sundar
# Licence: This file is a part of multibootusb package. You can redistribute it or modify
# under the terms of GNU General Public License, v.2 or above
import sys
import os
import platform
import shutil
import string
import zipfile
def scripts_dir_path():
return os.path.dirname(os.path.realpath(__file__))
def resource_path(relativePath):
"""
Function to detect the correct path of file when working with sourcecode/install or binary.
:param relativePath: Path to file/data.
:return: Modified path to file/data.
"""
try:
basePath = sys._MEIPASS # Try if we are running as standalone executable
# print('Running stand alone executable.')
except:
basePath = '/usr/share/multibootusb' # Check if we run in installed environment
#if os.path.exists('/usr/share/multibootusb'):
#print('Running from installed machine.')
if not os.path.exists(basePath):
#basePath = os.path.abspath(".")
basePath = os.path.dirname(os.path.dirname(os.path.realpath(__file__)))
if os.path.exists(os.path.join(basePath, relativePath)):
path = os.path.join(basePath, relativePath)
return path
elif not os.path.exists(os.path.join(basePath, relativePath)):
if os.path.exists(os.path.join(os.path.abspath("."), relativePath)):
basePath = os.path.abspath(".")
elif os.path.exists(os.path.join(os.path.abspath(".."), relativePath)):
basePath = os.path.abspath("..")
path = os.path.join(basePath, relativePath)
return path
def print_version():
"""
Simple print the version number of the multibootusb application
:return:
"""
print('multibootusb version : ', mbusb_version())
def quote(text):
"""
Function to quote the input word or sentence.
:param text: Any word or sentence.
:return: Quoted text or sentence. If already quoted the same text is returned.
"""
if not is_quoted(text):
return '"' + text + '"'
else:
return text
def is_quoted(text):
"""
Function to check if word is quoted.
:param text: Any word or sentence with or without quote.
:return: True if text is quoted else False.
"""
if text.startswith("""") and text.endswith("""):
return True
else:
return False
def has_digit(word):
"""
Useful function to detect if input word contain digit.
:param word: Any alphanumeric word.
:return: True if the word has a digit else False.
"""
return any(char.isdigit() for char in word)
def sys_64bits():
"""
Detect if the host system is 64 bit.
:return: True if system is 64 bit.
"""
return sys.maxsize > 2**32
def multibootusb_host_dir():
"""
Cross platform way to detect multibootusb directory on host system.
:return: Path to multibootusb directory of host system.
"""
import tempfile
if platform.system() == "Linux":
home_dir = os.path.expanduser('~')
mbusb_dir = os.path.join(home_dir, ".multibootusb")
elif platform.system() == "Windows":
mbusb_dir = os.path.join(tempfile.gettempdir(), "multibootusb")
return mbusb_dir
def iso_cfg_ext_dir():
"""
Function to return the path to ISO configuration file extraction directory.
:return: Path to directory where ISO config files will be extracted.
"""
return os.path.join(multibootusb_host_dir(), 'iso_cfg_ext_dir')
def clean_iso_cfg_ext_dir(iso_cfg_ext_dir):
"""
Clean old ISO config files extracted by previous use of multibootusb.
:param iso_cfg_ext_dir: Path to config extract directory.
:return:
"""
if os.path.exists(iso_cfg_ext_dir):
filelist = [f for f in os.listdir(iso_cfg_ext_dir)]
for f in filelist:
if os.path.isdir(os.path.join(iso_cfg_ext_dir, f)):
shutil.rmtree(os.path.join(iso_cfg_ext_dir, f))
else:
os.remove(os.path.join(iso_cfg_ext_dir, f))
else:
print('iso_cfg_ext_dir directory does not exist.')
def copy_mbusb_dir_usb(usb_disk):
"""
Copy the multibootusb directory to USB mount path.
:param usb_mount_path: Path to USB mount.
:return:
"""
from .iso import iso_size
from .usb import details
usb_details = details(usb_disk)
usb_mount_path = usb_details['mount_point']
if not os.path.exists(os.path.join(usb_mount_path, "multibootusb")):
try:
print('Copying multibootusb directory to', usb_mount_path)
shutil.copytree(resource_path(os.path.join("data", "multibootusb")), os.path.join(usb_mount_path, "multibootusb"))
return True
except:
return False
else:
print('multibootus directory already exist. Not copying.')
def read_input_yes():
"""
List option and read user input
:return: True if user selected yes or else false
"""
yes_list = ['Y', 'y', 'Yes', 'yes', 'YES']
no_list = ['N', 'n', 'No', 'no', 'NO']
response = input("Please enter the option listed above : ")
if response in yes_list:
return True
elif response in no_list:
return False
def strings(file_path):
"""
Similar to strings command in Linux.
:param file_path: Path to file as string.
:return: All printable character of a file.
"""
import re
nonprintable = re.compile(b'[^%s]+' % re.escape(string.printable.encode('ascii')))
with open(file_path, "rb") as f:
for result in nonprintable.split(f.read()):
if result:
yield result.decode('ASCII')
def size_not_enough(iso_link, usb_disk):
from .iso import iso_size
from .usb import details
isoSize = iso_size(iso_link)
usb_details = details(usb_disk)
usb_size = usb_details['size_free']
if isoSize > usb_size:
return True
else:
return False
def mbusb_version():
version = open(resource_path(os.path.join("data", "version.txt")), 'r').read().strip()
return version
def prepare_mbusb_host_dir():
"""
Prepare multibootusb host directory and extract data files for use.
:return:
"""
home = multibootusb_host_dir()
if not os.path.exists(home):
os.makedirs(home)
else:
print("Cleaning old multibootusb directory...")
shutil.rmtree(home)
os.makedirs(home)
if not os.path.exists(os.path.join(home, "preference")):
os.makedirs(os.path.join(home, "preference"))
if not os.path.exists(os.path.join(home, "iso_cfg_ext_dir")):
os.makedirs(os.path.join(home, "iso_cfg_ext_dir"))
if os.path.exists(os.path.join(home, "syslinux", "bin", "syslinux4")):
print("Syslinux exist in multibootusb directory...")
else:
print("Extracting syslinux to multibootusb directory...")
if platform.system() == "Linux":
if sys_64bits() is True:
print('Host OS is 64 bit...')
print("Extracting syslinux 64 bit...")
# print(resource_path(os.path.join("data", "tools", "syslinux", "syslinux_linux_64.zip")))
with zipfile.ZipFile(resource_path(os.path.join("data", "tools", "syslinux", "syslinux_linux_64.zip")), "r") as z:
z.extractall(home)
else:
print("Extracting syslinux 32 bit...")
with zipfile.ZipFile(resource_path(os.path.join("data", "tools", "syslinux", "syslinux_linux.zip")), "r") as z:
z.extractall(home)
else:
with zipfile.ZipFile(resource_path(os.path.join("data", "tools", "syslinux", "syslinux_windows.zip")), "r") as z:
z.extractall(home)
print("Extracting syslinux modules to multibootusb directory...")
with zipfile.ZipFile(resource_path(os.path.join("data", "tools", "syslinux", "syslinux_modules.zip")), "r") as z:
z.extractall(os.path.join(home, "syslinux"))
'''
if not os.path.exists(os.path.join(home, "persistence_data")):
print("Copying persistence data to multibootusb directory...")
shutil.copytree(resource_path(os.path.join("data", "tools", "persistence_data")),
os.path.join(home, "persistence_data"))
'''
if platform.system() == "Windows":
if not os.path.exists(os.path.join(home, "dd")):
print("Copying dd to multibootusb directory.")
shutil.copytree(resource_path(os.path.join("data", "tools", "dd")),
os.path.join(home, "dd"))
if os.listdir(os.path.join(home, "iso_cfg_ext_dir")):
print(os.listdir(os.path.join(home, "iso_cfg_ext_dir")))
print("iso extract directory is not empty.")
print("Removing junk files...")
for files in os.listdir(os.path.join(home, "iso_cfg_ext_dir")):
if os.path.isdir(os.path.join(os.path.join(home, "iso_cfg_ext_dir", files))):
print (os.path.join(os.path.join(home, "iso_cfg_ext_dir", files)))
os.chmod(os.path.join(os.path.join(home, "iso_cfg_ext_dir", files)), 0o777)
shutil.rmtree(os.path.join(os.path.join(home, "iso_cfg_ext_dir", files)))
else:
try:
print (os.path.join(os.path.join(home, "iso_cfg_ext_dir", files)))
os.chmod(os.path.join(os.path.join(home, "iso_cfg_ext_dir", files)), 0o777)
os.unlink(os.path.join(os.path.join(home, "iso_cfg_ext_dir", files)))
os.remove(os.path.join(os.path.join(home, "iso_cfg_ext_dir", files)))
except OSError:
print("Can't remove the file. Skip it.")
if __name__ == '__main__':
print(quote("""Test-string"""))
print(has_digit("test-string-with-01-digit"))
print(sys_64bits())
print(multibootusb_host_dir())
print(iso_cfg_ext_dir())
strings_test = strings('../../text-stings.bin')
print(strings_test)