このエラーメッセージに関する原因と対処に関して説明します。
エラーメッセージ(英語)：
ssm put-parameter invalid choice
対処
関連リンク
put-parameter ? AWS CLI 1.16.111 Command Reference
https://docs.aws.amazon.com/cli/latest/reference/ssm/put-parameter.html
PutParameter - AWS Systems Manager - AWS Documentation
https://docs.aws.amazon.com/systems-manager/latest/APIReference/API_PutParameter.html
Request Syntax
https://docs.aws.amazon.com/systems-manager/latest/APIReference/API_PutParameter.html#API_PutParamet・・・
Request Parameters
https://docs.aws.amazon.com/systems-manager/latest/APIReference/API_PutParameter.html#API_PutParamet・・・
Response Elements
https://docs.aws.amazon.com/systems-manager/latest/APIReference/API_PutParameter.html#API_PutParamet・・・
Working with Parameter Versions - AWS Systems Manager
https://docs.aws.amazon.com/systems-manager/latest/userguide/sysman-paramstore-versions.html
aws ssm put-parameters ignores trailing new line characters ・ Issue ...
https://github.com/aws/aws-cli/issues/2742
ssm put-parameter fetches external URLs if value is URL ・ Issue ...
https://github.com/aws/aws-cli/issues/3076
ECS not an option in AWS CLI? - Stack Overflow
https://stackoverflow.com/questions/31148280/ecs-not-an-option-in-aws-cli
How do I manage passwords on AWS EC2? : aws - Reddit
https://www.reddit.com/r/aws/comments/83m60i/how_do_i_manage_passwords_on_aws_ec2/