Files
pwnagotchi/pwnagotchi/plugins/default/cache.py
frédéric 29d1ca6728 Bt-tether: add autoconnect to device
Cache:
- add cache to all hools with access point
- add cleaning
Wigle: use cache
2025-02-13 22:17:09 +01:00

117 lines
4.0 KiB
Python

import logging
import json
import os
import re
import pathlib
import pwnagotchi.plugins as plugins
from datetime import datetime, UTC
from threading import Lock
def read_ap_cache(cache_dir, file):
cache_filename = os.path.basename(re.sub(r"\.(pcap|gps\.json|geo\.json)$", ".cache", file))
cache_filename = os.path.join(cache_dir, cache_filename)
if not os.path.exists(cache_filename):
logging.info("Cache not exist")
return None
try:
with open(cache_filename, "r") as f:
return json.load(f)
except Exception as e:
logging.info(f"Exception {e}")
return None
class Cache(plugins.Plugin):
__author__ = "fmatray"
__version__ = "1.0.0"
__license__ = "GPL3"
__description__ = "A simple plugin to cache AP informations"
def __init__(self):
self.options = dict()
self.ready = False
self.lock = Lock()
def on_loaded(self):
logging.info("[CACHE] plugin loaded.")
def on_config_changed(self, config):
try:
handshake_dir = config["bettercap"].get("handshakes")
self.cache_dir = os.path.join(handshake_dir, "cache")
os.makedirs(self.cache_dir, exist_ok=True)
except Exception:
logging.info(f"[CACHE] Cannot access to the cache directory")
return
self.last_clean = datetime.now(tz=UTC)
self.ready = True
logging.info(f"[CACHE] Cache plugin configured")
self.clean_ap_cache()
def on_unload(self, ui):
self.clean_ap_cache()
def clean_ap_cache(self):
if not self.ready:
return
with self.lock:
ctime = datetime.now(tz=UTC)
cache_to_delete = list()
for cache_file in pathlib.Path(self.cache_dir).glob("*.apcache"):
mtime = datetime.fromtimestamp(cache_file.lstat().st_mtime, tz=UTC)
if (ctime - mtime).total_seconds() > 60 * 5:
cache_to_delete.append(cache_file)
if cache_to_delete:
logging.info(f"[CACHE] Cleaning {len(cache_to_delete)} files")
for cache_file in cache_to_delete:
try:
cache_file.unlink()
except Exception as e:
logging.error(f"[CACHE] Cannot delete {cache_file}: {e}")
def write_ap_cache(self, access_point):
with self.lock:
try:
mac = access_point["mac"].replace(":", "")
hostname = re.sub(r"[^a-zA-Z0-9]", "", access_point["hostname"])
except KeyError:
return
cache_file = os.path.join(self.cache_dir, f"{hostname}_{mac}.apcache")
try:
with open(cache_file, "w") as f:
json.dump(access_point, f)
except Exception as e:
logging.error(f"[CACHE] Cannot write {cache_file}: {e}")
pass
def on_wifi_update(self, agent, access_points):
if self.ready:
for ap in filter(lambda ap: ap["hostname"] not in ["", "<hidden>"], access_points):
self.write_ap_cache(ap)
def on_unfiltered_ap_list(self, agent, aps):
if self.ready:
for ap in filter(lambda ap: ap["hostname"] not in ["", "<hidden>"], aps):
self.write_ap_cache(ap)
def on_association(self, agent, access_point):
if self.ready:
self.write_ap_cache(access_point)
def on_deauthentication(self, agent, access_point, client_station):
if self.ready:
self.write_ap_cache(access_point)
def on_handshake(self, agent, filename, access_point, client_station):
if self.ready:
self.write_ap_cache(access_point)
def on_ui_update(self, ui):
if not self.ready:
return
current_time = datetime.now(tz=UTC)
if (current_time - self.last_clean).total_seconds() > 60:
self.clean_ap_cache()
self.last_clean = current_time