Imports github.com/aws/aws-sdk-go/aws/awserr github.com/aws/aws-sdk-go/aws/ec2metadata github.com/aws/aws-sdk-go/aws/session github.com/aws/aws-sdk-go/service/ec2 github.com/jpillora/backoff github.com/pkg/errors github.com/aws/aws-sdk-go/aws Standard library imports flag fmt log os os/exec strings time