Describes the cause and action for error messages.
Error Message(English)：
error creating key pair
amazon web services - Error creating Key Pair: You are not authorized ...
http://stackoverflow.com/a/41852635
When creating EKS cluster, ensure if the resource exists in AWS ...
https://github.com/rancher/rancher/issues/12792
kontainer-engine/eks_driver.go at master ・ rancher/kontainer-engine ...
https://github.com/rancher/kontainer-engine/blob/master/drivers/eks/eks_driver.go
Bristle Software Unix Tips
http://www.bristle.com/Tips/Unix.htm