Imports github.com/aws/aws-sdk-go/service/s3 github.com/aws/aws-sdk-go/aws github.com/aws/aws-sdk-go/service/s3/s3iface github.com/gofrs/uuid Standard library imports bytes crypto/hmac crypto/sha256 crypto/tls database/sql/driver encoding/hex encoding/json errors fmt io/ioutil net/http net/http/httputil net/url path regexp strconv strings sync time unicode/utf8