このクールな Python スクリプトを使用して、Elasticsearch クラスターを監視できます。このスクリプトは、Elasticsearch のステータスについて IP:port を確認します。Elasticsearch を監視するためのこの 1 つ以上の Python スクリプトは、ここにあります。
#!/usr/bin/python
from nagioscheck import NagiosCheck, UsageError
from nagioscheck import PerformanceMetric, Status
import urllib2
import optparse
try:
import json
except ImportError:
import simplejson as json
class ESClusterHealthCheck(NagiosCheck):
def __init__(self):
NagiosCheck.__init__(self)
self.add_option('H', 'host', 'host', 'The cluster to check')
self.add_option('P', 'port', 'port', 'The ES port - defaults to 9200')
def check(self, opts, args):
host = opts.host
port = int(opts.port or '9200')
try:
response = urllib2.urlopen(r'http://%s:%d/_cluster/health'
% (host, port))
except urllib2.HTTPError, e:
raise Status('unknown', ("API failure", None,
"API failure:\n\n%s" % str(e)))
except urllib2.URLError, e:
raise Status('critical', (e.reason))
response_body = response.read()
try:
es_cluster_health = json.loads(response_body)
except ValueError:
raise Status('unknown', ("API returned nonsense",))
cluster_status = es_cluster_health['status'].lower()
if cluster_status == 'red':
raise Status("CRITICAL", "Cluster status is currently reporting as "
"Red")
elif cluster_status == 'yellow':
raise Status("WARNING", "Cluster status is currently reporting as "
"Yellow")
else:
raise Status("OK",
"Cluster status is currently reporting as Green")
if __name__ == "__main__":
ESClusterHealthCheck().run()