core, eth: split eth package, implement snap protocol (#21482)

This commit splits the eth package, separating the handling of eth and snap protocols. It also includes the capability to run snap sync (https://github.com/ethereum/devp2p/blob/master/caps/snap.md) , but does not enable it by default. 

Co-authored-by: Marius van der Wijden <m.vanderwijden@live.de>
Co-authored-by: Martin Holst Swende <martin@swende.se>
This commit is contained in:
Péter Szilágyi
2020-12-14 11:27:15 +02:00
committed by GitHub
parent 00d10e610f
commit 017831dd5b
74 changed files with 8246 additions and 3411 deletions

View File

@ -659,12 +659,8 @@ func (bc *BlockChain) CurrentBlock() *types.Block {
return bc.currentBlock.Load().(*types.Block)
}
// Snapshot returns the blockchain snapshot tree. This method is mainly used for
// testing, to make it possible to verify the snapshot after execution.
//
// Warning: There are no guarantees about the safety of using the returned 'snap' if the
// blockchain is simultaneously importing blocks, so take care.
func (bc *BlockChain) Snapshot() *snapshot.Tree {
// Snapshots returns the blockchain snapshot tree.
func (bc *BlockChain) Snapshots() *snapshot.Tree {
return bc.snaps
}