如何使用 Python 脚本更新所有 ElasticBeanstalk 环境的 A 记录？

如何解决如何使用 Python 脚本更新所有 ElasticBeanstalk 环境的 A 记录？

我需要更新我的 AWS Route53 托管区域的所有 A 记录（它们当前使用弹性 IP 并且需要是环境的 URL），并且已经尝试使用 boto 脚本来完成此操作（如下）但可以不让它工作。当我运行脚本时，我收到一条错误消息，以“意外的列表元素终止”的形式指示“MalformedInput”：

Traceback (most recent call last):
  File "/Users/Orome/Documents/Projects/Web/Sites/tasare/_mwe.py",line 70,in <module>
    alias_update()
  File "/Users/Orome/Documents/Projects/Web/Sites/tasare/_mwe.py",line 55,in alias_update
    records.commit()
  File "/Users/Orome/Documents/Projects/Coding/Python/venvs/tasare/lib/python3.9/site-packages/boto/route53/record.py",line 168,in commit
    return self.connection.change_rrsets(self.hosted_zone_id,self.to_xml())
  File "/Users/Orome/Documents/Projects/Coding/Python/venvs/tasare/lib/python3.9/site-packages/boto/route53/connection.py",line 473,in change_rrsets
    raise exception.DNSServerError(response.status,boto.route53.exception.DNSServerError: DNSServerError: 400 Bad Request
<?xml version="1.0"?>
<ErrorResponse xmlns="https://route53.amazonaws.com/doc/2013-04-01/"><Error><Type>Sender</Type><Code>MalformedInput</Code><Message>Unexpected list element termination</Message></Error><RequestId>3e79fb18-2231-313-bb7b-ce3489a1e8ab</RequestId></ErrorResponse>

如何使用 Python 脚本更新 ElasticBeanstalk 环境的所有 A 记录？

---

# pip list shows (among other things)
#   boto                2.49.0
#   boto3               1.17.76
#   botocore            1.20.76

import boto
import boto.beanstalk
import boto.ec2
import boto.route53

# For MWE to work: need to replace with values for which your AWS credentials work
MY_ENV_URL = 'myenv.us-west-2.elasticbeanstalk.com'
MY_ENV = 'myenv'
MY_REGION = 'us-west-2'
HOSTED_DOMAINS = ['mysite1.com','mysite2.org'] # A very long list in the full implementation

    
def alias_update(region=MY_REGION,ttl=5):
    """Update DNS records to host all application's Route 53 domains at EB environment; use when environment URL chages changes"""

    print("Updating A Records for domains hosted by {} to '{}'".format(MY_ENV,MY_ENV_URL))
    
    add_change_args_upsert = {
        'action': 'UPSERT','type': 'A','alias_dns_name': MY_ENV_URL,'alias_evaluate_target_health': True
    }
            
    for hz in get_app_zones():
        print("  Updating {}".format(hz.name[:-1]))
        
        add_change_args_upsert['name'] = hz.name[:-1]
        
        records = hz.get_records()        
        change = records.add_change(**add_change_args_upsert)      
        records.commit()


def get_app_zones():
    """Get Route 53 Hosted Zones for this application"""
    
    # This is a bit more complex int the full implementation,but works correctly,as here

    r53 = boto.route53.connection.Route53Connection()
    hzs = r53.get_zones()

    return [hz for hz in hzs if hz.name[:-1] in HOSTED_DOMAINS]


if __name__ == '__main__':
    alias_update()