Franck/wifi-deauth-test
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Save card state and switch the adapter to monitor mode

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Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01HHYXPc5u9FfVNS8auAUgC4
This commit is contained in:
Franck Thiaw 2026-09-03 08:35:19 +04:00
parent 4fbf14856c
commit 35c1c73122
1 changed files with 55 additions and 1 deletions
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56
wifi_deauth.py
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@ -1,10 +1,11 @@
#!/usr/bin/env python3
"""airodump-ng CSV parsing + wireless-interface discovery for the wifi deauth tool."""
"""CSV parsing, interface discovery, and monitor-mode + card-state handling."""
import os
import re
import subprocess
import sys
import tempfile
import time
def run(cmd, timeout=30):
@ -58,6 +59,59 @@ def _phy_has_monitor(phy):
return False
class CardState:
def __init__(self, iface):
self.orig_iface = iface["iface"]
self.orig_addr = iface["addr"]
self.nm_was_active = (
run(["systemctl", "is-active", "NetworkManager"]).stdout.strip() == "active"
)
self.mon_iface = None
self.used_airmon = False
def enable_monitor(state):
run(["airmon-ng", "check", "kill"])
before = {i["iface"] for i in list_wifi_interfaces()}
res = run(["airmon-ng", "start", state.orig_iface])
state.used_airmon = True
time.sleep(1)
after = list_wifi_interfaces()
new = {i["iface"] for i in after} - before
if new:
state.mon_iface = new.pop()
else:
m = re.search(r"enabled (?:for \[[^\]]+\]\S+ )?on (?:\[[^\]]+\])?(\S+?)\)", res.stdout)
if m:
state.mon_iface = m.group(1)
else:
for i in after:
if i["iface"] == state.orig_iface and i["type"] == "monitor":
state.mon_iface = state.orig_iface
if not state.mon_iface:
raise RuntimeError("Could not determine monitor interface:\n" + res.stdout + res.stderr)
return state.mon_iface
def reset_card(state):
if not state:
return
if state.mon_iface and state.used_airmon:
run(["airmon-ng", "stop", state.mon_iface])
names = {i["iface"]: i for i in list_wifi_interfaces()}
if state.orig_iface not in names and state.mon_iface in names:
run(["iw", state.mon_iface, "set", "type", "managed"])
run(["ip", "link", "set", state.mon_iface, "name", state.orig_iface])
names = {i["iface"]: i for i in list_wifi_interfaces()}
it = names.get(state.orig_iface)
if it and state.orig_addr not in ("?", None) and it["addr"].lower() != state.orig_addr.lower():
run(["ip", "link", "set", state.orig_iface, "down"])
run(["ip", "link", "set", state.orig_iface, "address", state.orig_addr])
run(["ip", "link", "set", state.orig_iface, "up"])
if state.nm_was_active:
run(["systemctl", "start", "NetworkManager"])
def parse_airodump_csv(path):
try:
with open(path, encoding="utf-8", errors="replace") as f: