init

check_clients.py

@@ -0,0 +1,30 @@
+#!/usr/bin/python3
+import json
+from urllib.request import urlopen
+from pprint import pprint
+import sys
+
+JSON_URL = "https://netinfo.freifunk-stuttgart.de/json/alfred-json-159.json"
+
+if len(sys.argv) != 2:
+    print("UNKNOWN: Invalid arguments "+sys.argv[0]+" <node mac>")
+    exit(3)
+node_mac = sys.argv[1]
+
+response = urlopen(JSON_URL)
+data = json.loads(response.read().decode("utf-8"))
+
+node = {}
+try:
+    node = data[node_mac]
+except KeyError as e:
+    print("CRITICAL: Node not found: "+str(e))
+    exit(2)
+
+performance_data = ""
+
+for key,value in node['clients'].items():
+    performance_data += "|"+str(key)+"="+str(value)+"\n"
+
+print("OK - %d Clients"%node['clients']['total']+performance_data)
+exit(0)