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SweBarre/dhcp_option_119.py

Last active March 13, 2024 16:04
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dhcp_option_119.py
#!/usr/bin/env python3
# Domain Search Option Format generator for Unifi Security Gateway
# Usage: python3 dhcp_option_119.py example.com example.net
import sys
hexes = []
for domain in sys.argv[1:]:
for label in domain.split('.'):
hexes.append('%02x' % len(label))
hexes.extend(['%02x' % ord(char) for char in str.lower(label)])
hexes.append('00')
print(":".join(hexes))
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