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@twexler
Created October 20, 2014 20:21
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#!/usr/bin/env python
import boto
import sys
#standard nagios exit codes
EXIT_OK = 0
EXIT_WARN = 1
EXIT_CRIT = 2
EXIT_UNKN = 3
def main():
instances = []
try:
conn = boto.connect_ec2()
instance_statuses = conn.get_all_instance_status()
except Exception as e:
_print("CRITICAL: Exception caught: %s" % type(e))
sys.exit(EXIT_UNKN)
for status in instance_statuses:
if status.events:
if 'completed' not in status.events[0].description.lower():
instances.append(status.id)
if len(instances) != 0:
_print("WARNING: %d instance(s) with scheduled maintenance: %s" % (len(instances), ', '.join(instances)))
sys.exit(EXIT_WARN)
else:
_print("OK: No instances with scheduled mainteance")
sys.exit(EXIT_OK)
def get_all_instance_status(conn, instance_ids=None,
max_results=None, next_token=None,
filters=None):
"""see function documentation at
http://docs.pythonboto.org/en/latest/ref/ec2.html#boto.ec2.connection.EC2Connection.get_all_instance_status"""
old_api_version = conn.APIVersion
conn.APIVersion = '2012-06-01'
params = {}
if instance_ids:
conn.build_list_params(params, instance_ids, 'InstanceId')
if max_results:
params['MaxResults'] = max_results
if next_token:
params['NextToken'] = next_token
if filters:
conn.build_filter_params(params, filters)
result = conn.get_object('DescribeInstanceStatus', params,
InstanceStatusSet, verb='POST')
conn.APIVersion = old_api_version
return result
def _print(s):
"""Wrapper for existing print statement, flushes stdout"""
print s
sys.stdout.flush()
if __name__ == "__main__":
main()
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