Viên ngọc phương Đông

import re

def validate_username(username):
    pattern = r'^(?!.*\b(sudo|root|;|\$|&|\*|$|$|\'|\")\b)[a-z0-9]{8,16}$'
    if re.match(pattern, username):
        return username
    else:
        raise Exception(f"Invalid command")

def validate_tarfile(tarfile):
    pattern = r'^\/bart\/(?!.*\b(sudo|root|;|\$|&|\*|$|$|\'|\")\b).*\.tar\.gz$'
    if not re.match(pattern, tarfile):
        raise Exception(f"Invalid command")
    return tarfile

def validate_docroots(docroots):
    if not all(isinstance(docroot, str) for docroot in docroots):
        raise Exception(f"Invalid command")

pattern = r'^(?!.*\b(sudo|root|;|\$|&|\*|$|$|\'|\")\b).*'

for docroot in docroots:
        if not re.match(r'^/home', docroot):
            raise Exception()
        if not re.match(pattern, docroot):
            raise Exception(f"Invalid command")
    return docroots

def validate_databases(databases):
    pattern = r'^(?!.*\b(sudo|root|;|\$|&|\*|$|$|\'|\")\b)[a-z0-9_]+$'
    for db in databases:
        if not re.match(pattern, db):
            raise Exception(f"Invalid command")
    return databases

def validate_cbs_id(cbs_id):
    pattern = r'^[1-9]\d*$'
    if re.match(pattern, str(cbs_id)):
        return cbs_id
    else:
        raise Exception(f"Invalid command")

def validate_panel(panel):
    pattern = r"^(cpanel|ginac)$"
    if re.match(pattern, panel):
        return panel
    else:
        raise Exception(f"Invalid command")

def validate_backup_restore_type(backup_type):
    pattern = r"^(full|database|home)$"
    if re.match(pattern, backup_type):
        return backup_type
    else:
        raise Exception(f"Invalid command")

def validate_tracking_id(tracking_id):
    pattern = r'^[1-9]\d*$'
    if re.match(pattern, str(tracking_id)):
        return tracking_id
    else:
        raise Exception(f"Invalid command")

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