rename_viruses/rename_viruses.py

110 lines
4.2 KiB
Python

import argparse
import os
import sys
import re
# Setup argparse
argparser = argparse.ArgumentParser(description='Rename files identified as dangerous by clamav')
argparser.add_argument('-f',
'--file',
help='Path to clamav log file',
type=argparse.FileType('r', encoding='UTF-8'),
default=(None if sys.stdin.isatty() else sys.stdin))
argparser.add_argument('-s',
'--suffix',
type=str,
help='Suffix to be appended to the end of the filenames',
default='.VIRUS')
argparser.add_argument('-u',
'--undo',
action='store_true',
help='Undo renaming')
argparser.add_argument('-d',
'--dry-run',
action='store_true',
help='Perform a test run where no file names are actually changed')
def main():
args = argparser.parse_args()
success_count = 0
error_count = 0
warning_count = 0
# Print info if no file name is specified or passed via stdin
if not args.file:
print('Please specify a path for a clamav log file using the -f argument or by piping the output directly into '
'this program.')
sys.exit()
# Read input file
with args.file as file:
lines = file.readlines()
# Find identified file names and paths
files_to_rename = [re.split(r":", line.strip())[0] for line in lines if re.search(r"FOUND$", line)]
for file_to_rename in files_to_rename:
new_name = file_to_rename + args.suffix
if not args.undo:
# Print warning if file can't be found
if not os.path.isfile(file_to_rename):
if os.path.isfile(new_name):
print(f"WARNING: The file {file_to_rename} was already renamed to {new_name}")
warning_count += 1
else:
print(f"ERROR: Could not rename {file_to_rename}")
error_count += 1
continue
# Do the renaming
else:
try:
if not args.dry_run:
os.rename(file_to_rename, new_name)
print(f"SUCCESS: {file_to_rename} -> {new_name}")
success_count += 1
except Exception as e:
print(f"ERROR: Could not rename {file_to_rename}: {e}")
error_count += 1
# If the changes are to be undone
else:
# Print warning if file can't be found
if not os.path.isfile(new_name):
if os.path.isfile(file_to_rename):
print(f"WARNING: The file {file_to_rename} was not yet renamed")
warning_count += 1
else:
print(f"ERROR: Could not undo renaming of {new_name}")
error_count += 1
continue
# Undo the renaming
else:
try:
if not args.dry_run:
os.rename(new_name, file_to_rename)
print(f"SUCCESS: {new_name} -> {file_to_rename}")
success_count += 1
except Exception as e:
print(f"ERROR: Could not undo renaming of {new_name}: {e}")
error_count += 1
# Print result
if error_count or warning_count:
print(f"--------------------------------------------------------------\n"
f"Renaming {'would have ' if args.dry_run else ''}finished with "
f"{error_count} error{'s' if error_count > 1 else ''} and "
f"{warning_count} warning{'s' if warning_count > 1 else ''}.\n"
f"{success_count if success_count > 0 else 'No'} files {'would have been' if args.dry_run else 'were'} "
"renamed successfully.")
else:
print(f"--------------------------------------------------------------\n"
f"{success_count if success_count > 0 else 'No'} files {'would have been' if args.dry_run else 'were'}"
"renamed successfully.")
if __name__ == '__main__':
main()