Create AWS Billing alarms tor SNS topis "AWSBill"

create_billing_alarms.py

from boto import sns
from boto.ec2 import cloudwatch

MY_TOPIC = "AWSBill"

sns_con = sns.connect_to_region("us-east-1")
sns_topic = [v.values()[0] for v in sns_con.get_all_topics()["ListTopicsResponse"]["ListTopicsResult"]["Topics"] if v.values()[0].endswith(":" + MY_TOPIC)][0]

cw_con = cloudwatch.connect_to_region("us-east-1")

# Get overall estimated charges metric for all services combined
metric = [m for m in cw_con.list_metrics(metric_name=u'EstimatedCharges',namespace=u'AWS/Billing') if m.__dict__["dimensions"].keys() == [u"Currency"]][0]

for spending_limit in range(1000, 20000, 1000):
    metric.create_alarm(name="Billing_{}".format(spending_limit), comparison=">=", threshold=spending_limit, period=86400, evaluation_periods=1, statistic="Maximum", alarm_actions=sns_topic)