Lambda 监控 AWS EC2 Ri到期时间

Lambda

 1 import boto3
 2 import datetime
 3 
 4 client = boto3.client('ec2', )
 5 alias = boto3.client('iam').list_account_aliases()['AccountAliases'][0]
 6 regions = [region['RegionName'] for region in client.describe_regions()['Regions']]
 7 
 8 
 9 def get_ri(regions, file):
10     global alias
11     with open(file, 'w', encoding='utf-8') as f:
12 
13         for region in regions:
14             print(region)
15             ec2 = boto3.client('ec2', region_name=region,)
16             reserved_instances = ec2.describe_reserved_instances()
17             for reserved_instance in reserved_instances['ReservedInstances']:
18                 state = reserved_instance['State']
19                 endtimestr = str(reserved_instance['End']).split('+')[0]
20                 endtime = datetime.datetime.strptime(endtimestr, '%Y-%m-%d %H:%M:%S')
21                 timedif = (endtime - datetime.datetime.now()).days
22                 if state == "active" and timedif <= 15:
23                     msg = f'''
24                     alias:  {alias}
25                     region: {region}
26                     ReservedInstancesId: {reserved_instance['ReservedInstancesId']},
27                     InstanceType:   {reserved_instance['InstanceType']},
29 state: {reserved_instance['State']}, 30 Start: {reserved_instance['Start']}, 31 End: {reserved_instance['End']}, 32 InstanceCount: {reserved_instance['InstanceCount']} 33 ''' 34 f.write(msg) 35 print(msg) 36 37 def sends_sns(file): 38 client = boto3.client('sns', region_name='cn-northwest-1', 39 aws_access_key_id='AKIAQG4I2NOISOTWQG45', 40 aws_secret_access_key='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', ) 41 try: 42 with open(file, 'r', encoding='utf-8') as f: 43 msg = f.read() 44 if msg: 45 response = client.publish( 46 TargetArn='arn:aws-cn:sns:cn-northwest-1:014782458769:UnitAlarm', 47 Message=msg, 48 ) 49 except FileNotFoundError: 50 pass 51 52 53 54 def lambda_handler(event, context): 55 # TODO implement 56 file = '/tmp/ri_test.txt' 57 get_ri(regions, file) 58 sends_sns(file) 59 60 61 # if __name__ == '__main__': 62 # lambda_handler(event='txt', context='test')

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Lambda 监控 AWS EC2 Ri到期时间

 

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