Imports github.com/aws/aws-sdk-go/aws github.com/aws/aws-sdk-go/aws/client github.com/aws/aws-sdk-go/aws/session github.com/aws/aws-sdk-go/aws/credentials github.com/aws/aws-sdk-go/service/s3 github.com/aws/aws-sdk-go/service/iam Standard library imports bytes encoding/json fmt io/ioutil log net net/http sort strings sync time