add prometheus export

config.py

@@ -1,16 +1,17 @@
 #!/usr/bin/env python3
 # -*- coding: utf-8 -*-
-""" Author:                     Hendrik Schutter, mail@hendrikschutter.com
-    Date of creation:           2023/02/26
-    Date of last modification:  2023/02/26
+"""
+MAC Watcher - Configuration
 """
 
-#   switch
+# --- SNMP / Switch ---
 switch_ip_addr = "10.0.0.2"
 switch_snmp_community = "public"
+snmp_poll_interval = 30             # seconds between SNMP queries
+snmpwalk_bin = "/usr/bin/snmpwalk"  # full path to snmpwalk binary
 
-# email
-mail_server_domain = 'smtp.maildomain.dev'
+# --- Email alerts ---
+mail_server_domain = "smtp.maildomain.dev"
 mail_server_port = 587
 mail_server_password = "__PW_DB__"
 mail_from_address = "sender@domain.com"
@@ -18,11 +19,23 @@ mail_from_name = "MAC-Watcher"
 mail_to_address = "dummy@example.com"
 mail_to_name = "Joe Doe"
 
-# trusted macs
+# --- Trusted MAC addresses (whitelist) ---
+# Case-insensitive. Normalized to uppercase at startup.
+# MACs not in this list trigger an email alert.
+# All MACs seen in the last SNMP readout are exposed via Prometheus regardless.
+# Format: "AA:BB:CC:DD:EE:FF"  # device description
 trusted_mac_addresses = [
-"00:EE:00:EE:40:EE", #Router
-"00:EE:C2:EE:82:EE", #Smartphone
+    "00:EE:00:EE:40:EE",  # Router
+    "00:EE:C2:EE:82:EE",  # Smartphone
 ]
 
+# --- MAC vendor lookup cache ---
+vendor_cache_file = "mac_vendor_cache.json"
 
+# --- Prometheus exporter ---
+exporter_prefix = "mac_watcher_"
+exporter_host = "10.0.0.12"
+exporter_port = 9200
 
+# --- Logging ---
+log_level = "INFO"  # DEBUG, INFO, WARNING, ERROR