mirror of
https://github.com/mbusb/multibootusb
synced 2024-11-01 15:40:16 +00:00
321 lines
11 KiB
Python
321 lines
11 KiB
Python
#!/usr/bin/env python3
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# -*- coding: utf-8 -*
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# Name: log.py
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# Purpose: This 'general' module contain many functions required to be called at many places
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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 logging
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import sys
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import os
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import platform
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import shutil
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import string
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import zipfile
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import tempfile
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def scripts_dir_path():
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return os.path.dirname(os.path.realpath(__file__))
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def log(message, info=True, error=False, debug=False):
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"""
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Dirty function to log messages to file and also print on screen.
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:param message:
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:param info:
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:param error:
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:param debug:
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:return:
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"""
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# LOG_FILE_PATH = os.path.join(multibootusb_host_dir(), 'multibootusb.log')
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LOG_FILE_PATH = mbusb_log_file()
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if os.path.exists(LOG_FILE_PATH):
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log_file_size = os.path.getsize(LOG_FILE_PATH) / (1024.0 * 1024.0)
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if log_file_size > 1:
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print('Removing log file as it crosses beyond 1mb')
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os.remove(LOG_FILE_PATH)
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logging.basicConfig(filename=LOG_FILE_PATH,
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filemode='a',
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format='%(asctime)s,%(msecs)d %(name)s %(levelname)s %(message)s',
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datefmt='%H:%M:%S',
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level=logging.DEBUG)
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print(message)
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if info is True:
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logging.info(message)
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elif error is not False:
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logging.error(message)
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elif debug is not False:
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logging.debug(message)
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def resource_path(relativePath):
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"""
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Function to detect the correct path of file when working with sourcecode/install or binary.
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:param relativePath: Path to file/data.
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:return: Modified path to file/data.
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"""
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try:
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basePath = sys._MEIPASS # Try if we are running as standalone executable
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# log('Running stand alone executable.')
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except:
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basePath = '/usr/share/multibootusb' # Check if we run in installed environment
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#if os.path.exists('/usr/share/multibootusb'):
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#log('Running from installed machine.')
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if not os.path.exists(basePath):
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#basePath = os.path.abspath(".")
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basePath = os.path.dirname(os.path.dirname(os.path.realpath(__file__)))
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if os.path.exists(os.path.join(basePath, relativePath)):
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path = os.path.join(basePath, relativePath)
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return path
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elif not os.path.exists(os.path.join(basePath, relativePath)):
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if os.path.exists(os.path.join(os.path.abspath("."), relativePath)):
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basePath = os.path.abspath(".")
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elif os.path.exists(os.path.join(os.path.abspath(".."), relativePath)):
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basePath = os.path.abspath("..")
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path = os.path.join(basePath, relativePath)
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return path
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def print_version():
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"""
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Simple log the version number of the multibootusb application
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:return:
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"""
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log('multibootusb version : ', mbusb_version())
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def quote(text):
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"""
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Function to quote the input word or sentence.
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:param text: Any word or sentence.
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:return: Quoted text or sentence. If already quoted the same text is returned.
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"""
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if not is_quoted(text):
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return '"' + text + '"'
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else:
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return text
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def is_quoted(text):
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"""
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Function to check if word is quoted.
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:param text: Any word or sentence with or without quote.
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:return: True if text is quoted else False.
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"""
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if text.startswith("""") and text.endswith("""):
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return True
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else:
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return False
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def has_digit(word):
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"""
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Useful function to detect if input word contain digit.
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:param word: Any alphanumeric word.
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:return: True if the word has a digit else False.
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"""
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return any(char.isdigit() for char in word)
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def sys_64bits():
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"""
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Detect if the host system is 64 bit.
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:return: True if system is 64 bit.
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"""
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return sys.maxsize > 2**32
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def mbusb_log_file():
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"""
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Function to genrate path to log file.
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Under linux path is created as /tmp/multibootusb.log
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Under Windows the file is created under
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"""
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if platform.system() == "Linux":
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home_dir = os.path.expanduser('~')
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# log_file = os.path.join(home_dir, "multibootusb.log")
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log_file = os.path.join(tempfile.gettempdir(), "multibootusb.log")
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elif platform.system() == "Windows":
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# log_file = os.path.join(tempfile.gettempdir(), "multibootusb", "multibootusb.log")
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log_file = os.path.join("multibootusb.log")
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return log_file
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def multibootusb_host_dir():
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"""
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Cross platform way to detect multibootusb directory on host system.
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:return: Path to multibootusb directory of host system.
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"""
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if platform.system() == "Linux":
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home_dir = os.path.expanduser('~')
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mbusb_dir = os.path.join(home_dir, ".multibootusb")
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elif platform.system() == "Windows":
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mbusb_dir = os.path.join(tempfile.gettempdir(), "multibootusb")
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return mbusb_dir
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def iso_cfg_ext_dir():
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"""
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Function to return the path to ISO configuration file extraction directory.
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:return: Path to directory where ISO config files will be extracted.
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"""
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return os.path.join(multibootusb_host_dir(), 'iso_cfg_ext_dir')
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def clean_iso_cfg_ext_dir(iso_cfg_ext_dir):
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"""
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Clean old ISO config files extracted by previous use of multibootusb.
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:param iso_cfg_ext_dir: Path to config extract directory.
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:return:
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"""
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if os.path.exists(iso_cfg_ext_dir):
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filelist = [f for f in os.listdir(iso_cfg_ext_dir)]
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for f in filelist:
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if os.path.isdir(os.path.join(iso_cfg_ext_dir, f)):
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shutil.rmtree(os.path.join(iso_cfg_ext_dir, f))
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else:
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os.remove(os.path.join(iso_cfg_ext_dir, f))
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else:
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log('iso_cfg_ext_dir directory does not exist.')
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def copy_mbusb_dir_usb(usb_disk):
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"""
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Copy the multibootusb directory to USB mount path.
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:param usb_mount_path: Path to USB mount.
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:return:
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"""
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from .iso import iso_size
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from .usb import details
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usb_details = details(usb_disk)
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usb_mount_path = usb_details['mount_point']
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if not os.path.exists(os.path.join(usb_mount_path, "multibootusb")):
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try:
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log('Copying multibootusb directory to ' + usb_mount_path)
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shutil.copytree(resource_path(os.path.join("data", "multibootusb")), os.path.join(usb_mount_path, "multibootusb"))
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return True
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except:
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return False
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else:
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log('multibootus directory already exist. Not copying.')
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def read_input_yes():
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"""
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List option and read user input
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:return: True if user selected yes or else false
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"""
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yes_list = ['Y', 'y', 'Yes', 'yes', 'YES']
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no_list = ['N', 'n', 'No', 'no', 'NO']
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response = input("Please enter the option listed above : ")
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if response in yes_list:
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return True
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elif response in no_list:
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return False
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def strings(filename, min=4):
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with open(filename, errors="ignore") as f:
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result = ""
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for c in f.read():
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if c in string.printable:
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result += c
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continue
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if len(result) >= min:
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yield result
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result = ""
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if len(result) >= min: # catch result at EOF
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yield result
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def size_not_enough(iso_link, usb_disk):
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from .iso import iso_size
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from .usb import details
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isoSize = iso_size(iso_link)
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usb_details = details(usb_disk)
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usb_size = usb_details['size_free']
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if isoSize > usb_size:
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return True
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else:
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return False
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def mbusb_version():
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version = open(resource_path(os.path.join("data", "version.txt")), 'r').read().strip()
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return version
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def prepare_mbusb_host_dir():
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"""
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Prepare multibootusb host directory and extract data files for use.
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:return:
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"""
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home = multibootusb_host_dir()
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if not os.path.exists(home):
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os.makedirs(home)
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else:
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log("Cleaning old multibootusb directory...")
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shutil.rmtree(home)
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os.makedirs(home)
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if not os.path.exists(os.path.join(home, "preference")):
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os.makedirs(os.path.join(home, "preference"))
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if not os.path.exists(os.path.join(home, "iso_cfg_ext_dir")):
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os.makedirs(os.path.join(home, "iso_cfg_ext_dir"))
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if os.path.exists(os.path.join(home, "syslinux", "bin", "syslinux4")):
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log("Syslinux exist in multibootusb directory...")
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else:
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log("Extracting syslinux to multibootusb directory...")
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if platform.system() == "Linux":
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if sys_64bits() is True:
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log('Host OS is 64 bit...')
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log("Extracting syslinux 64 bit...")
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# log(resource_path(os.path.join("data", "tools", "syslinux", "syslinux_linux_64.zip")))
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with zipfile.ZipFile(resource_path(os.path.join("data", "tools", "syslinux", "syslinux_linux_64.zip")), "r") as z:
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z.extractall(home)
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else:
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log("Extracting syslinux 32 bit...")
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with zipfile.ZipFile(resource_path(os.path.join("data", "tools", "syslinux", "syslinux_linux.zip")), "r") as z:
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z.extractall(home)
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else:
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with zipfile.ZipFile(resource_path(os.path.join("data", "tools", "syslinux", "syslinux_windows.zip")), "r") as z:
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z.extractall(home)
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log("Extracting syslinux modules to multibootusb directory...")
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with zipfile.ZipFile(resource_path(os.path.join("data", "tools", "syslinux", "syslinux_modules.zip")), "r") as z:
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z.extractall(os.path.join(home, "syslinux"))
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if os.listdir(os.path.join(home, "iso_cfg_ext_dir")):
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log(os.listdir(os.path.join(home, "iso_cfg_ext_dir")))
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log("iso extract directory is not empty.")
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log("Removing junk files...")
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for files in os.listdir(os.path.join(home, "iso_cfg_ext_dir")):
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if os.path.isdir(os.path.join(os.path.join(home, "iso_cfg_ext_dir", files))):
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log (os.path.join(os.path.join(home, "iso_cfg_ext_dir", files)))
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os.chmod(os.path.join(os.path.join(home, "iso_cfg_ext_dir", files)), 0o777)
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shutil.rmtree(os.path.join(os.path.join(home, "iso_cfg_ext_dir", files)))
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else:
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try:
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log (os.path.join(os.path.join(home, "iso_cfg_ext_dir", files)))
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os.chmod(os.path.join(os.path.join(home, "iso_cfg_ext_dir", files)), 0o777)
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os.unlink(os.path.join(os.path.join(home, "iso_cfg_ext_dir", files)))
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os.remove(os.path.join(os.path.join(home, "iso_cfg_ext_dir", files)))
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except OSError:
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log("Can't remove the file. Skipping it.")
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if __name__ == '__main__':
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log(quote("""Test-string"""))
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log(has_digit("test-string-with-01-digit"))
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log(sys_64bits())
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log(multibootusb_host_dir())
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log(iso_cfg_ext_dir())
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strings_test = strings('../../text-stings.bin')
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log(strings_test)
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