Changing the check_es_nodes to make sure that the number of nodes in the cluster is *not less* than the specified. We have removed the requirement on their being *more* than specified. This is because the alert fires everytime we add a new node in the cluster

Author: stack72

check_es_nodes.py

@@ -44,13 +44,13 @@ def check(self, opts, args):
 
         active_cluster_nodes = es_cluster_health['number_of_nodes']
 
-        if active_cluster_nodes != nodes_in_cluster:
+        if active_cluster_nodes < nodes_in_cluster:
             raise Status('CRITICAL', "Number of nodes in the cluster is "
                          "reporting as '%s' but we expected '%s'"
                          % (active_cluster_nodes, nodes_in_cluster))
         else:
-            raise Status('OK', "Number of nodes in the cluster is '%s' as "
-                         "expected" % (nodes_in_cluster))
+            raise Status('OK', "Number of nodes in the cluster is '%s'"    
+                         "which is >= %s as expected" % (active_cluster_nodes, nodes_in_cluster))
 
 if __name__ == "__main__":
     ESNodesCheck().run()

setup.py

@@ -10,12 +10,12 @@ def parse_requirements(filename):
     name="nagios-elasticsearch",
     description="A selection of Nagios plugins to monitor ElasticSearch.",
     long_description=open('README.rst').read(),
-    version="0.1.3",
+    version="0.1.4",
     packages=find_packages(),
     author='Paul Stack',
     author_email='[email protected]',
     url="https://github.com/stack72/nagios-elasticsearch",
-    download_url='http://github.com/stack72/nagios-elasticsearch/tarball/0.1.3',
+    download_url='http://github.com/stack72/nagios-elasticsearch/tarball/0.1.4',
     scripts=["check_es_nodes.py",
              "check_es_cluster_status.py",
              "check_es_jvm_usage.py",