Update packet_sniffer.py

Author: scthornton

packet_sniffer.py

@@ -31,8 +31,13 @@
 import sys
 import time
 import platform
+import tempfile
 from collections import Counter, defaultdict
 
+# Configure Scapy to use a temp directory for cache to avoid permission issues
+os.environ['SCAPY_TEMP'] = tempfile.gettempdir()
+os.environ['SCAPY_CACHE_DIR'] = os.path.join(tempfile.gettempdir(), 'scapy_cache')
+
 try:
     from scapy.all import (
         sniff, wrpcap, IP, TCP, UDP, ICMP, DNS, Ether,