Imports github.com/ipfs/go-cid github.com/ipfs/go-ipfs-blocksutil github.com/ipfs/go-libipfs/bitswap/client/wantlist github.com/ipfs/go-libipfs/bitswap/message github.com/ipfs/go-libipfs/blocks github.com/libp2p/go-libp2p/core/peer Standard library imports fmt math/rand