Imports github.com/aws/aws-sdk-go/aws github.com/aws/aws-sdk-go/aws/session github.com/aws/aws-sdk-go/service/s3 github.com/aws/aws-sdk-go/service/s3/s3manager golang.org/x/crypto/ssh/terminal Standard library imports bytes crypto/sha1 encoding/hex encoding/json flag fmt io/ioutil log math os os/exec strings sync/atomic time