Built a a script to watch the conntrack levels inside all qrouter namespaces

namespace_conntrack_check.py

@@ -0,0 +1,37 @@
+from prometheus_client import CollectorRegistry, Gauge, push_to_gateway
+import sys, random
+import subprocess
+from pyroute2 import netns, NSPopen
+import socket
+import time
+
+registry = CollectorRegistry()
+
+g_count = Gauge('test_nf_conntrack_count', 'nf_conntrack_count inside given namespace', ['host','namespace'],registry=registry )
+g_max = Gauge('test_nf_conntrack_max', 'nf_conntrack_max inside given namespace', ['host','namespace'],registry=registry )
+hostname=socket.gethostname()
+while True:
+    for _item in netns.listnetns():
+        if str(_item).startswith("qrouter"):
+            nsp = NSPopen(_item, ['cat', '/proc/sys/net/netfilter/nf_conntrack_count'], stdout=subprocess.PIPE)
+            result=nsp.communicate()
+            nsresult_count=(result[0].decode('ascii').strip())
+
+            nsp = NSPopen(_item, ['cat', '/proc/sys/net/netfilter/nf_conntrack_max'], stdout=subprocess.PIPE)
+            result=nsp.communicate()
+            nsresult_max=(result[0].decode('ascii').strip())
+            
+            print(_item + " " + nsresult_count + " " + nsresult_max)
+            nsp.wait()
+            nsp.release()
+
+            g_count.labels(hostname,_item).set(nsresult_count)
+            g_max.labels(hostname,_item).set(nsresult_max)
+            # exit()
+    time.sleep(30)
+
+
+push_to_gateway('10.10.110.250:9091', job='cory_test_job2', registry=registry)
+
+# print("Done")
+# # curl -X GET http://10.10.110.250:9091/api/v1/metrics | jq

pingmon.py

@@ -1,6 +1,5 @@
 from termios import TAB3
 import threading
-from types import NoneType 
 from prometheus_client import Counter
 import json
 from telnetlib import theNULL
@@ -27,7 +26,27 @@ def slack_message(message, channel):
         assert e.response["error"]  # str like 'invalid_auth', 'channel_not_found'
 
 
-
+# tests={
+#     "1": {
+#         'dest': "10.90.1.254",
+#         'name': 'Runpod GW',
+#         'packet_loss_rate_permitted': 100,
+#         'rtt_max_permitted': 5,
+#     },
+#     "2": {
+#         'dest': "149.36.0.254",
+#         'name': 'Nexgen Fortigate',
+#         'packet_loss_rate_permitted': 0,
+#         'rtt_max_permitted': 5,
+#     },
+#     "3": {
+#         'dest': "217.17.208.20",
+#         'name': 'First Hop',
+#         'packet_loss_rate_permitted': 0,
+#         'rtt_max_permitted': 20,
+#     },
+    
+# }
     
 
 tests={
@@ -76,16 +95,16 @@ def pinger(test_id):
 
     print("Dest: {} Loss: {}% RTT: {}ms".format(dest,packet_loss_rate,rtt_max))
     if rtt_max>rtt_max_permitted:
-        print("ERROR: rtt_max_permitted exceeded!")
+        error_msg="ERROR: rtt_max_permitted exceeded!"
         notify=1
 
     if packet_loss_rate>packet_loss_rate_permitted:
-        print("ERROR: packet_loss_rate_permitted exceeded!")
+        error_msg="ERROR: packet_loss_rate_permitted exceeded!"
         notify=1
 
     if notify:
         issue_data=json.dumps(ping_parser.parse(result).as_dict(), indent=4)
-        slack_message(issue_data,"ng-alerts")
+        slack_message(error_msg + " " + str(tests[test_id]) + issue_data,"ng-alerts")
         print(issue_data)
 
 
@@ -94,7 +113,7 @@ def pinger(test_id):
     g_pl = Gauge('packet_loss_rate', 'Amt of packet loss', ['destination_ip'],registry=registry )
     g_pl.labels(dest).set(packet_loss_rate)
 
-    if not type(rtt_max)==NoneType:
+    if not type(rtt_max)=="NoneType":
         g_rtt = Gauge('rtt_max', 'Round trip time', ['destination_ip'],registry=registry )
         g_rtt.labels(dest).set(rtt_max)
     

requirements.txt

@@ -0,0 +1,3 @@
+slack
+pingparsing
+prometheus_client