Boto3 -->修改ec2的实例以拥有多个安全组

import boto3
from botocore.exceptions import ClientError

# 配置AWS凭证
session = boto3.Session(
    aws_access_key_id='YOUR_ACCESS_KEY',
    aws_secret_access_key='YOUR_SECRET_KEY',
    region_name='YOUR_REGION'
)
ec2_client = session.client('ec2')

instance_id = 'YOUR_INSTANCE_ID'

try:
    response = ec2_client.describe_instances(InstanceIds=[instance_id])
    security_groups = response['Reservations'][0]['Instances'][0]['SecurityGroups']
except ClientError as e:
    print(e)

existing_security_group_ids = [sg['GroupId'] for sg in security_groups]

new_security_group_id = 'YOUR_NEW_SECURITY_GROUP_ID'
existing_security_group_ids.append(new_security_group_id)

try:
    response = ec2_client.modify_instance_attribute(
        InstanceId=instance_id,
        Groups=existing_security_group_ids
    )
    print("EC2实例的安全组已成功更新")
except ClientError as e:
    print(e)