Imports github.com/ipfs/go-cid github.com/ipfs/go-ipfs-chunker github.com/ipfs/go-ipld-format github.com/ipfs/go-merkledag github.com/ipfs/go-unixfs/importer/balanced github.com/ipfs/go-unixfs/importer/helpers golang.org/x/xerrors Standard library imports fmt io io/ioutil math/rand os strings time