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all: on-chain oracle checkpoint syncing (#19543)

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* all: implement simple checkpoint syncing

cmd, les, node: remove callback mechanism

cmd, node: remove callback definition

les: simplify the registrar

les: expose checkpoint rpc services in the light client

les, light: don't store untrusted receipt

cmd, contracts, les: discard stale checkpoint

cmd, contracts/registrar: loose restriction of registeration

cmd, contracts: add replay-protection

all: off-chain multi-signature contract

params: deploy checkpoint contract for rinkeby

cmd/registrar: add raw signing mode for registrar

cmd/registrar, contracts/registrar, les: fixed messages

* cmd/registrar, contracts/registrar: fix lints

* accounts/abi/bind, les: address comments

* cmd, contracts, les, light, params: minor checkpoint sync cleanups

* cmd, eth, les, light: move checkpoint config to config file

* cmd, eth, les, params: address comments

* eth, les, params: address comments

* cmd: polish up the checkpoint admin CLI

* cmd, contracts, params: deploy new version contract

* cmd/checkpoint-admin: add another flag for clef mode signing

* cmd, contracts, les: rename and regen checkpoint oracle with abigen
This commit is contained in:
gary rong
2019-06-28 15:34:02 +08:00
committed by Péter Szilágyi
parent 702f52fb99
commit f7cdea2bdc
49 changed files with 2861 additions and 383 deletions
Download Patch File Download Diff File Expand all files Collapse all files

34
les/handler.go
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@ -27,7 +27,6 @@ import (
"time"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/consensus"
"github.com/ethereum/go-ethereum/core"
"github.com/ethereum/go-ethereum/core/rawdb"
"github.com/ethereum/go-ethereum/core/state"
@ -101,7 +100,7 @@ type ProtocolManager struct {
networkId uint64 // The identity of network.
txpool txPool
txrelay *LesTxRelay
txrelay *lesTxRelay
blockchain BlockChain
chainDb ethdb.Database
odr *LesOdr
@ -115,6 +114,8 @@ type ProtocolManager struct {
fetcher *lightFetcher
ulc *ulc
peers *peerSet
checkpoint *params.TrustedCheckpoint
reg *checkpointOracle // If reg == nil, it means the checkpoint registrar is not activated
// channels for fetcher, syncer, txsyncLoop
newPeerCh chan *peer
@ -131,23 +132,7 @@ type ProtocolManager struct {
// NewProtocolManager returns a new ethereum sub protocol manager. The Ethereum sub protocol manages peers capable
// with the ethereum network.
func NewProtocolManager(
chainConfig *params.ChainConfig,
indexerConfig *light.IndexerConfig,
client bool,
networkId uint64,
mux *event.TypeMux,
engine consensus.Engine,
peers *peerSet,
blockchain BlockChain,
txpool txPool,
chainDb ethdb.Database,
odr *LesOdr,
txrelay *LesTxRelay,
serverPool *serverPool,
quitSync chan struct{},
wg *sync.WaitGroup,
ulcConfig *eth.ULCConfig, synced func() bool) (*ProtocolManager, error) {
func NewProtocolManager(chainConfig *params.ChainConfig, checkpoint *params.TrustedCheckpoint, indexerConfig *light.IndexerConfig, ulcConfig *eth.ULCConfig, client bool, networkId uint64, mux *event.TypeMux, peers *peerSet, blockchain BlockChain, txpool txPool, chainDb ethdb.Database, odr *LesOdr, serverPool *serverPool, registrar *checkpointOracle, quitSync chan struct{}, wg *sync.WaitGroup, synced func() bool) (*ProtocolManager, error) {
// Create the protocol manager with the base fields
manager := &ProtocolManager{
client: client,
@ -159,13 +144,14 @@ func NewProtocolManager(
odr: odr,
networkId: networkId,
txpool: txpool,
txrelay: txrelay,
serverPool: serverPool,
reg: registrar,
peers: peers,
newPeerCh: make(chan *peer),
quitSync: quitSync,
wg: wg,
noMorePeers: make(chan struct{}),
checkpoint: checkpoint,
synced: synced,
}
if odr != nil {
@ -182,11 +168,11 @@ func NewProtocolManager(
removePeer = func(id string) {}
}
if client {
var checkpoint uint64
if cht, ok := params.TrustedCheckpoints[blockchain.Genesis().Hash()]; ok {
checkpoint = (cht.SectionIndex+1)*params.CHTFrequency - 1
var checkpointNumber uint64
if checkpoint != nil {
checkpointNumber = (checkpoint.SectionIndex+1)*params.CHTFrequency - 1
}
manager.downloader = downloader.New(checkpoint, chainDb, nil, manager.eventMux, nil, blockchain, removePeer)
manager.downloader = downloader.New(checkpointNumber, chainDb, nil, manager.eventMux, nil, blockchain, removePeer)
manager.peers.notify((*downloaderPeerNotify)(manager))
manager.fetcher = newLightFetcher(manager)
}