add zabbix monitor status check script

Author: BlueShells

ansible/roles/os_zabbix/vars/template_openshift_master.yml

@@ -845,6 +845,12 @@ g_template_openshift_master:
     applications:
     - Openshift Master
 
+  - key: openshift.master.zabbix.inventory.status
+    value_type: int
+    description: "zabbix monitor status check see if zabbix monitor all the node"
+    applications:
+    - Openshift Master
+
   zdiscoveryrules:
   - name: disc.pv
     key: disc.pv

scripts/monitoring/cron-send-zabbix-inventory-check.py

@@ -0,0 +1,97 @@
+#!/usr/bin/env python
+''' collect info of zabbix and compare with info on master  '''
+
+# TODO: change to use arguments for podname, and run once per podname
+
+#pylint: disable=import-error
+#pylint: disable=invalid-name
+#pylint: disable=broad-except
+
+import argparse
+import logging
+import json
+import urllib2
+import sys
+from urllib2 import Request, urlopen, URLError, HTTPError
+from openshift_tools.monitoring.ocutil import OCUtil
+from openshift_tools.monitoring.metric_sender import MetricSender
+sys.path.insert(0, '/container_setup')
+from zabbix_data_sync import *
+
+logging.basicConfig(
+    format='%(asctime)s - %(relativeCreated)6d - %(levelname)-8s - %(message)s',
+)
+logging.getLogger().setLevel(logging.WARN)
+
+class ZabbixInfo(object):
+    '''
+      this will check the zabbix data and compare it with the real world
+    '''
+    def __init__(self, args=None, ):
+        '''initial for the InfraNodePodStatus'''
+        self.args = args
+        self.kubeconfig = '/tmp/admin.kubeconfig'
+        self.oc = OCUtil(namespace=self.args.namespace, config_file=self.kubeconfig)
+
+    def check_all_hosts(self, zabbix_data_sync_inventory_hosts, clusterid):
+        ''' check the situation  '''
+        result = 1
+        zabbix_data_sync_inventory_hosts_names = []
+        for host in zabbix_data_sync_inventory_hosts:
+            zabbix_data_sync_inventory_hosts_names.append(host['name'])
+
+        desire_number_cluster = cluster_desired_compute_size + cluster_desired_infra_size + cluster_desired_master_size
+        logging.getLogger().info("the requested number of instance is :" + str(desire_number_cluster))
+        hosts = self.oc.get_nodes()
+        #print hosts
+        for host in hosts['items']:
+            hostnameincluster = ""
+            if host['metadata']['labels']['type'] == 'master':
+                hostnameincluster = host['metadata']['labels']['hostname']
+            elif host['metadata']['labels']['type'] == 'infra':
+                hostnameincluster = clusterid + "-infra-" + host['metadata']['labels']['kubernetes.io/hostname']
+            else:
+                hostnameincluster = clusterid + "-compute-" + host['metadata']['labels']['kubernetes.io/hostname']
+
+            if hostnameincluster in zabbix_data_sync_inventory_hosts_names:
+                logging.getLogger().info("found host in zabbix :" + str(hostnameincluster))
+            else:
+                result = 0
+                logging.getLogger().info("host not in zabbix:" + str(hostnameincluster))
+
+        if result == 1:
+            if len(hosts['items']) == desire_number_cluster:
+                logging.getLogger().info("currrently cluster have :" + str(len(hosts['items'])))
+                logging.getLogger().info("all the node under monitoring and the number is the same as requested:" + str(desire_number_cluster))
+            else:
+                result = 2
+                logging.getLogger().info("cluster node number is different with requested")
+
+        return result
+
+    def send_metrics(self, status):
+        """send_metrics"""
+        ms = MetricSender(verbose=self.args.verbose)
+        ms.add_metric({'openshift.master.zabbix.inventory.status': status})
+        ms.send_metrics()
+
+def parse_args():
+    """ parse the args from the cli """
+    logging.getLogger().debug("parse_args()")
+    parser = argparse.ArgumentParser(description='AWS instance health')
+    parser.add_argument('-v', '--verbose', action='count', default=0,
+                        help='verbosity level, specify multiple')
+    parser.add_argument('--clusterid', default="default",
+                        help='clusterid')
+    parser.add_argument('--namespace', default="default",
+                        help='Project namespace')
+    args = parser.parse_args()
+    if args.verbose > 0:
+        logging.getLogger().setLevel(logging.DEBUG)
+    return args
+
+if __name__ == '__main__':
+    status = 1
+    ZABBIX = ZabbixInfo(args=parse_args(), )
+    status = ZABBIX.check_all_hosts(zabbix_data_sync_inventory_hosts, ZABBIX.args.clusterid)
+    ZABBIX.send_metrics(status)

scripts/openshift-tools-scripts.spec

@@ -101,6 +101,7 @@ cp -p monitoring/cron-send-aws-eip-check.py %{buildroot}/usr/bin/cron-send-aws-e
 cp -p monitoring/cron-send-pod-check.py %{buildroot}/usr/bin/cron-send-pod-check
 cp -p monitoring/cron-send-ssl-check.py %{buildroot}/usr/bin/cron-send-ssl-check
 cp -p monitoring/cron-send-node-pods-status.py %{buildroot}/usr/bin/cron-send-node-pods-status
+cp -p monitoring/cron-send-zabbix-inventory-check.py %{buildroot}/usr/bin/cron-send-zabbix-inventory-check
 
 mkdir -p %{buildroot}/etc/openshift_tools
 cp -p monitoring/metric_sender.yaml.example %{buildroot}/etc/openshift_tools/metric_sender.yaml
@@ -415,6 +416,8 @@ OpenShift Tools Openshift Product Scripts
 /usr/bin/cron-send-aws-eip-check
 /usr/bin/cron-send-pod-check
 /usr/bin/cron-send-ssl-check
+/usr/bin/cron-send-zabbix-inventory-check
+
 
 # ----------------------------------------------------------------------------------
 # openshift-tools-scripts-monitoring-zabbix-heal subpackage