get_ip.py 文件源码

def connect():
    metadata = boto.utils.get_instance_metadata()
    region = metadata['placement']['availability-zone'][:-1]

    for role in metadata['iam']['security-credentials'].keys():
        conn = boto.ec2.connection.EC2Connection(
                region=boto.ec2.get_region(region),
                aws_access_key_id=metadata['iam']['security-credentials'][role]['AccessKeyId'],
                aws_secret_access_key=metadata['iam']['security-credentials'][role]['SecretAccessKey'],
                security_token=metadata['iam']['security-credentials'][role]['Token']
        )
        break

    return conn

#
# Print out private IPv4
#