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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

27
les/peer.go
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@ -33,6 +33,7 @@ import (
"github.com/ethereum/go-ethereum/les/flowcontrol"
"github.com/ethereum/go-ethereum/light"
"github.com/ethereum/go-ethereum/p2p"
"github.com/ethereum/go-ethereum/params"
"github.com/ethereum/go-ethereum/rlp"
)
@ -79,6 +80,10 @@ type peer struct {
announceType uint64
// Checkpoint relative fields
checkpoint params.TrustedCheckpoint
checkpointNumber uint64
id string
headInfo *announceData
@ -575,6 +580,14 @@ func (p *peer) Handshake(td *big.Int, head common.Hash, headNum uint64, genesis
send = send.add("flowControl/MRC", costList)
p.fcCosts = costList.decode(ProtocolLengths[uint(p.version)])
p.fcParams = server.defParams
if server.protocolManager != nil && server.protocolManager.reg != nil && server.protocolManager.reg.isRunning() {
cp, height := server.protocolManager.reg.stableCheckpoint()
if cp != nil {
send = send.add("checkpoint/value", cp)
send = send.add("checkpoint/registerHeight", height)
}
}
} else {
//on client node
p.announceType = announceTypeSimple
@ -658,20 +671,24 @@ func (p *peer) Handshake(td *big.Int, head common.Hash, headNum uint64, genesis
return errResp(ErrUselessPeer, "peer cannot serve requests")
}
var params flowcontrol.ServerParams
if err := recv.get("flowControl/BL", &params.BufLimit); err != nil {
var sParams flowcontrol.ServerParams
if err := recv.get("flowControl/BL", &sParams.BufLimit); err != nil {
return err
}
if err := recv.get("flowControl/MRR", &params.MinRecharge); err != nil {
if err := recv.get("flowControl/MRR", &sParams.MinRecharge); err != nil {
return err
}
var MRC RequestCostList
if err := recv.get("flowControl/MRC", &MRC); err != nil {
return err
}
p.fcParams = params
p.fcServer = flowcontrol.NewServerNode(params, &mclock.System{})
p.fcParams = sParams
p.fcServer = flowcontrol.NewServerNode(sParams, &mclock.System{})
p.fcCosts = MRC.decode(ProtocolLengths[uint(p.version)])
recv.get("checkpoint/value", &p.checkpoint)
recv.get("checkpoint/registerHeight", &p.checkpointNumber)
if !p.isOnlyAnnounce {
for msgCode := range reqAvgTimeCost {
if p.fcCosts[msgCode] == nil {