Development

debug_leases.py

@@ -0,0 +1,47 @@
+import sys, glob, json, os
+
+# Find config.json under /routlin_location
+config_path = None
+for candidate in [
+    '/routlin_location/config.json',
+    '/routlin_location/configs/config.json',
+]:
+    if os.path.exists(candidate):
+        config_path = candidate
+        break
+
+if not config_path:
+    matches = glob.glob('/routlin_location/**/config.json', recursive=True)
+    config_path = matches[0] if matches else None
+
+if not config_path:
+    print('ERROR: could not find config.json under /routlin_location')
+    sys.exit(1)
+
+print(f'Using config: {config_path}')
+cfg = json.load(open(config_path))
+res = {r['mac'].lower(): r['hostname'] for r in cfg.get('dhcp_reservations', []) if r.get('mac') and r.get('hostname')}
+print(f'{len(res)} reservations in mac_to_res')
+
+for f in sorted(glob.glob('/var/lib/misc/dnsmasq-routlin-*.leases')):
+    print(f'\n--- {f} ---')
+    for line in open(f):
+        p = line.strip().split()
+        if len(p) >= 4:
+            mac = p[1].lower()
+            device_h = p[3] if p[3] != '*' else '(none)'
+            res_h = res.get(mac, '(no reservation)')
+            print(f'  mac={mac}  device_h={device_h}  res_h={res_h}')
+
+try:
+    from mac_vendor_lookup import MacLookup
+    ml = MacLookup()
+    print('\n--- vendor lookup test ---')
+    for mac in list(res.keys())[:5]:
+        try:
+            vendor = ml.lookup(mac)
+        except Exception as e:
+            vendor = f'(error: {e})'
+        print(f'  {mac}  {vendor}')
+except ImportError:
+    print('\nmac-vendor-lookup not installed')