CZI_presence_detector/upload.py
2023-08-12 20:26:11 +02:00

76 lines
2.2 KiB
Python

# credits: https://gist.github.com/calebmadrigal/fdb8855a6d05c87bbb0254a1424ee582
import sys
import yaml
import requests
import json
import hmac
import hashlib
IDENTITIES_PATH = "identities.yaml"
WEBHOOK_URL = "https://cloud.flueren.eu/public/update.php"
WEBHOOK_SECRET = "CHANGE-THIS"
def parse_wifi_map(map_path):
# read scan results
with open(map_path, 'r') as f:
wifi_map = yaml.safe_load(f)
# read known identities
with open(IDENTITIES_PATH, 'r') as f:
identities = yaml.safe_load(f)['identities']
print("Known identities:")
for identity in identities:
print('mac = {}, name = {}'.format(identity['mac'],identity['name']))
devices = set()
filtered_identities = set()
# filter scan results for known identities
for ssid in wifi_map:
#print('ssid = {}'.format(ssid))
ssid_node = wifi_map[ssid]
for bssid in ssid_node:
#print('\tbssid = {}'.format(bssid))
bssid_node = ssid_node[bssid]
if 'devices' in bssid_node:
for device in bssid_node['devices']:
devices |= {device}
#print('\t\tdevice = {}'.format(device))
for identity in identities:
if identity['mac'] == device:
filtered_identities |= {identity['name']}
#print('\n\nSSID count: {}, Device count: {}'.format(len(wifi_map), len(devices)))
print('\nFiltered identities:')
print(filtered_identities)
return filtered_identities
if __name__ == '__main__':
wifi_map_path = 'wifi_map.yaml'
if len(sys.argv) > 1:
wifi_map_path = sys.argv[1]
filtered_identities = parse_wifi_map(wifi_map_path)
# build request
json_payload = json.dumps(list(filtered_identities)).encode("utf-8")
signature = hmac.new(
key=bytes(WEBHOOK_SECRET, "utf-8"),
msg=json_payload,
digestmod=hashlib.sha256
).hexdigest()
req_headers = {
'Content-Type': 'application/json',
'x-hmac-hash': signature
}
# send request
r = requests.post(url=WEBHOOK_URL, data=json_payload, headers=req_headers)
print("Upload response:")
print(r.status_code)