如何解决Python / Boto3-无法获取'CWAgent'或'AWS / EBS'名称空间的EC2 CloudWatch指标并导出到CSV
我正在尝试获取所有实例的“警报状态”,无论是在“确定”,“警报”还是“数据不足”中,然后将其导出到CSV文件。
我只能获得CPUUtilization,但不能获得其他任何东西。例如“ BurstBalance”,CPUCreditBalance和mem_used_percent。
我被困住了,我想念什么?谢谢
这是我的代码:
import itertools
import boto3
regions = [
'us-west-2','eu-central-1','us-east-2',]
ec2_data = []
for region in regions:
ec2 = boto3.resource('ec2',region_name=region)
running_instances = ec2.instances.filter(Filters=[{
'Name': 'instance-state-name','Values': ['running']}])
cw = boto3.client('cloudwatch',region_name=region)
for instance in running_instances:
instance_profile = 'N/A'
if instance.iam_instance_profile:
instance_profile = instance.iam_instance_profile['Arn']
# print(region,instance.id,instance.instance_type,instance_profile)
alarms = cw.describe_alarms_for_metric(
Namespace='AWS/EC2',MetricName='CPUUtilization',Dimensions=[
{
'Name': 'InstanceId','Value': instance.id
}],)
if 'MetricAlarms' in alarms:
for alarm in alarms['MetricAlarms']:
output = [({alarm['AlarmName']},{alarm['StateValue']},region,instance_profile)]
ec2_data.append(output)
alarms2 = cw.describe_alarms_for_metric(
Namespace='CWAgent',MetricName='mem_used_percent',)
if 'MetricAlarms' in alarms2:
for alarm in alarms2['MetricAlarms']:
output = [({alarm['AlarmName']},instance_profile)]
ec2_data.append(output)
output = list(itertools.chain(*ec2_data))
with open("ec2-inventory-latest.csv","w",newline="") as f:
writer = csv.writer(f)
writer.writerow(['Alarm Name','Alarm State','Region','Instance ID','profile',])
for item in output:
writer.writerow(item)```
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