Imports github.com/aws/aws-sdk-go/aws github.com/aws/aws-sdk-go/aws/credentials github.com/aws/aws-sdk-go/aws/session github.com/aws/aws-sdk-go/service/s3 Standard library imports bytes crypto/ecdsa crypto/elliptic crypto/rand crypto/rsa crypto/x509 crypto/x509/pkix encoding/json encoding/pem flag fmt io/ioutil log math/big net net/http os strings time