Kris Forbes
2ccf6c293a
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69 lines
2.0 KiB
Python
69 lines
2.0 KiB
Python
import re
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from typing import List
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def clean_header(header: str) -> str:
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if not header:
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return ""
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# Remove HTML tags if any (from Ruby script logic)
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header = re.sub(r'<[^>]+>', '', str(header))
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return header.strip().lower()
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def parse_ports(port_str: str) -> List[int]:
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"""
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Parses a string containing ports, ranges, or 'any'.
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Returns a list of integer ports.
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"""
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if not port_str:
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return []
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s = str(port_str).lower()
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# Remove 'udp' if present to focus on port numbers,
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# but arguably we might want to capture protocol.
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# The Ruby script removed it. We'll strip it for port extraction.
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s = re.sub(r'udp', '', s)
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ports = set()
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# Handle 'any' or 'all' - defaulting to common ports as per Ruby script
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if 'any' in s or 'all' in s:
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return [22, 3389, 80, 443, 3306, 5432, 8443, 60000]
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# Split by common delimiters
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parts = re.split(r'[,\n\s]+', s)
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for part in parts:
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part = part.strip()
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if not part:
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continue
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# Range handling: 8000-8010
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# The ruby script had issues with ranges, let's do it right.
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range_match = re.match(r'^(\d+)[-](\d+)$', part)
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if range_match:
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start, end = map(int, range_match.groups())
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if start <= end:
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# User Request: "only add the first, last, and middle port"
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ports.add(start)
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ports.add(end)
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if end - start > 1:
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middle = start + (end - start) // 2
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ports.add(middle)
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continue
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# Single port
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if part.isdigit():
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ports.add(int(part))
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return sorted(list(ports))
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def parse_ip(ip_str: str) -> List[str]:
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"""Finds all IPv4 addresses in a string."""
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if not ip_str:
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return []
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s = str(ip_str)
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# Simple regex for IPv4
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ips = re.findall(r'\b(?:\d{1,3}\.){3}\d{1,3}\b', s)
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return list(set(ips))
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