AvailabilityZone = urllib2.urlopen('http://169.254.169.254/latest/meta-data/placement/availability-zone').read()
LocalIp = urllib2.urlopen('http://169.254.169.254/latest/meta-data/local-ipv4').read()
def state_check():
try:
Peer = aws.get_instance(PeerAz,'nat',arg.vpc_id)
if 'running' not in Peer.get('State', {}).get('Name', None):
return str('FAIL')
elif 'running' in Peer.get('State', {}).get('Name', None):
PeerId = Peer.get('Id')
PeerIp = aws.instance_ip(PeerId)
request = urllib2.Request('http://' + PeerIp + '/index.html')
response = urllib2.urlopen(request, timeout=4)
content = response.read()
if 'OK' in content:
syslog.syslog(str('Response from host is OK'))
return content
except:
return str('FAIL')
aws = cmd.aws(arg.region_name)
shell = cmd.bash()
PeerAz = aws.get_peer_az(arg.vpc_id,InstanceId)
while True:
if "OK" not in state_check():
syslog.syslog(str('Peer has failed, running the nat.py function'))
shell.cmd(str('/usr/local/bin/take_nat.sh'))
time.sleep(10)
''' Collect all of the command line variables '''
parser = argparse.ArgumentParser(
prog='alarm creater',
formatter_class=argparse.RawDescriptionHelpFormatter,
description='''This program will build an alarm stack.''')
parser.add_argument('-rgn','--region_name', required=True)
parser.add_argument('-tpn','--topic_name', required=True)
arg = parser.parse_args()
ec2 = boto3.client('elb',arg.region_name)
sns = boto3.client('sns',arg.region_name)
cfn = boto3.client('cloudformation',arg.region_name)
elbs = ec2.describe_load_balancers()
awscmd = cmd.aws(arg.region_name)
''' Define all functions here '''
def id_gen(size=8, chars=string.ascii_uppercase + string.digits):
return ''.join(random.choice(chars) for _ in range(size))
def topic_arn():
arn = sns.list_topics()
for item in arn['Topics']:
if arg.topic_name in item['TopicArn']:
return item['TopicArn']
def param(name, param_type):
res_name = str(name).replace('-','')
name = t.add_parameter(Parameter(
