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AWS ec2 start using lambda
import boto3
import json
import os
import logging
region = ''
region = os.environ['region'];
if not region :
logger.error('Missing region');
raise
ec2 = boto3.client('ec2', region_name=region)
logger = logging.getLogger()
logger.setLevel(logging.INFO)
def lambda_handler(event, context):
logger.info("Event Object");
logger.info(json.dumps(event));
instance_id = event['detail']['instance-id'];
logger.info("Instance Id : %s", instance_id);
region = os.environ['region'];
if not region :
logger.error('Missing region');
raise
## check for ec2 resource state
ec2 = boto3.client('ec2', region);
response = ec2.describe_instance_status(InstanceIds=[instance_id]);
logger.info("Instance Detail");
print(logger.info(json. dumps(response)));
try :
instance_state = response['InstanceStatuses'][0]['InstanceState']['Name'];
logger.info("Instance State : %s", instance_state);
except IndexError:
logger.info("Starting Instance ");
## start instance
responses = ec2.start_instances(
InstanceIds=[instance_id]
);
return 1;
example test event :-
{"detail": {"instance-id": "i-031bb39695ed7172j"}}
environment variable :
region :
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