Getting Cryptography error while rotating the secrets manahger password

[jani4865]

I have installed module also inside the my zip file ,still getting this error

[ERROR] RuntimeError: 'cryptography' package is required for sha256_password or caching_sha2_password auth methods
Traceback (most recent call last):
  File "/var/task/rdspassword_rotate_lambda.py", line 72, in lambda_handler
    set_secret(service_client, arn, token)
  File "/var/task/rdspassword_rotate_lambda.py", line 138, in set_secret
    conn = get_connection(pending_dict)
  File "/var/task/rdspassword_rotate_lambda.py", line 302, in get_connection
    return connect_and_authenticate(secret_dict, port, dbname, False)
  File "/var/task/rdspassword_rotate_lambda.py", line 362, in connect_and_authenticate
    conn = pymysql.connect(host=secret_dict['host'], user=secret_dict['username'], password=secret_dict['password'], port=port, database=dbname, connect_timeout=5, ssl=ssl)
  File "/var/task/pymysql/connections.py", line 358, in __init__
    self.connect()
  File "/var/task/pymysql/connections.py", line 664, in connect
    self._request_authentication()
  File "/var/task/pymysql/connections.py", line 968, in _request_authentication
    auth_packet = self._process_auth(plugin_name, auth_packet)
  File "/var/task/pymysql/connections.py", line 1003, in _process_auth
    return _auth.sha256_password_auth(self, auth_packet)
  File "/var/task/pymysql/_auth.py", line 183, in sha256_password_auth
    data = sha2_rsa_encrypt(conn.password, conn.salt, conn.server_public_key)
  File "/var/task/pymysql/_auth.py", line 143, in sha2_rsa_encrypt
    raise RuntimeError(

[simonmarty]

It sounds like you missed installing a dependency in your lambda zip package. You can download one of the ones from our hosted rotation lambdas (created through the console or through CFN/CDK) and compare the contents.