policyDocument

The policy that grants an entity permission to assume the role.

You must provide policies in JSON format in IAM. However, for CloudFormation templates formatted in YAML, you can provide the policy in JSON or YAML format. CloudFormation always converts a YAML policy to JSON format before submitting it to IAM.

The regex pattern used to validate this parameter is a string of characters consisting of the following:

• Any printable ASCII character ranging from the space character (\u0020) through the end of the ASCII character range

• The printable characters in the Basic Latin and Latin-1 Supplement character set (through \u00FF)

• The special characters tab (\u0009), line feed (\u000A), and carriage return (\u000D)