EmptyCredentials returns empty instance identity role credentials.

ProviderName is the role provider name that is returned with credentials.

Ec2RoleCreds defines the structure for EC2 credentials returned from IMDS Copied from github.com/aws/credentials/ec2rolecreds/ec2_role_provider.go A ec2RoleCredRespBody provides the shape for unmarshalling credential request responses.

IIRRoleProvider gets identity role credentials from instance metadata service.

IEC2MdsSdkClient defines the functions that the role provider depends on from the aws sdk.