432 lines
15 KiB
Nim
432 lines
15 KiB
Nim
# Fluffy
|
|
# Copyright (c) 2024 Status Research & Development GmbH
|
|
# Licensed and distributed under either of
|
|
# * MIT license (license terms in the root directory or at https://opensource.org/licenses/MIT).
|
|
# * Apache v2 license (license terms in the root directory or at https://www.apache.org/licenses/LICENSE-2.0).
|
|
# at your option. This file may not be copied, modified, or distributed except according to those terms.
|
|
|
|
{.push raises: [].}
|
|
|
|
import
|
|
std/[sequtils, algorithm],
|
|
chronicles,
|
|
chronos,
|
|
stint,
|
|
json_serialization,
|
|
stew/byteutils,
|
|
web3/[eth_api, eth_api_types],
|
|
results,
|
|
eth/common/[addresses_rlp, hashes_rlp],
|
|
../../../nimbus/common/chain_config,
|
|
../../rpc/rpc_calls/rpc_trace_calls,
|
|
../../rpc/portal_rpc_client,
|
|
../../network/state/[state_content, state_gossip],
|
|
./state_bridge/[database, state_diff, world_state_helper, offers_builder],
|
|
./[portal_bridge_conf, portal_bridge_common]
|
|
|
|
type BlockData = object
|
|
blockNumber: uint64
|
|
blockHash: Hash32
|
|
miner: EthAddress
|
|
uncles: seq[tuple[miner: EthAddress, blockNumber: uint64]]
|
|
parentStateRoot: Hash32
|
|
stateRoot: Hash32
|
|
stateDiffs: seq[TransactionDiff]
|
|
|
|
type BlockOffersRef = ref object
|
|
blockNumber: uint64
|
|
accountTrieOffers: seq[AccountTrieOfferWithKey]
|
|
contractTrieOffers: seq[ContractTrieOfferWithKey]
|
|
contractCodeOffers: seq[ContractCodeOfferWithKey]
|
|
|
|
proc getBlockData(db: DatabaseRef, blockNumber: uint64): Opt[BlockData] =
|
|
let blockDataBytes = db.get(rlp.encode(blockNumber))
|
|
if blockDataBytes.len() == 0:
|
|
return Opt.none(BlockData)
|
|
|
|
try:
|
|
Opt.some(rlp.decode(blockDataBytes, BlockData))
|
|
except RlpError as e:
|
|
raiseAssert(e.msg) # Should never happen
|
|
|
|
proc putBlockData(
|
|
db: DatabaseRef, blockNumber: uint64, blockData: BlockData
|
|
) {.inline.} =
|
|
db.put(rlp.encode(blockNumber), rlp.encode(blockData))
|
|
|
|
proc getLastPersistedBlockNumber(db: DatabaseRef): Opt[uint64] =
|
|
let blockNumberBytes = db.get(rlp.encode("lastPersistedBlockNumber"))
|
|
if blockNumberBytes.len() == 0:
|
|
return Opt.none(uint64)
|
|
|
|
try:
|
|
Opt.some(rlp.decode(blockNumberBytes, uint64))
|
|
except RlpError as e:
|
|
raiseAssert(e.msg) # Should never happen
|
|
|
|
proc putLastPersistedBlockNumber(db: DatabaseRef, blockNumber: uint64) {.inline.} =
|
|
# Only update the last persisted block number if it's greater than the current one
|
|
if blockNumber > db.getLastPersistedBlockNumber().valueOr(0):
|
|
db.put(rlp.encode("lastPersistedBlockNumber"), rlp.encode(blockNumber))
|
|
|
|
proc runBackfillCollectBlockDataLoop(
|
|
db: DatabaseRef,
|
|
blockDataQueue: AsyncQueue[BlockData],
|
|
web3Url: JsonRpcUrl,
|
|
startBlockNumber: uint64,
|
|
) {.async: (raises: [CancelledError]).} =
|
|
info "Starting state backfill collect block data loop"
|
|
|
|
let web3Client = newRpcClientConnect(web3Url)
|
|
if web3Client of RpcHttpClient:
|
|
warn "Using a WebSocket connection to the JSON-RPC API is recommended to improve performance"
|
|
|
|
let parentBlock = (
|
|
await web3Client.getBlockByNumber(blockId(startBlockNumber - 1.uint64), false)
|
|
).valueOr:
|
|
raiseAssert("Failed to get parent block")
|
|
|
|
var
|
|
parentStateRoot = parentBlock.stateRoot
|
|
currentBlockNumber = startBlockNumber
|
|
|
|
while true:
|
|
if currentBlockNumber mod 10000 == 0:
|
|
info "Collecting block data for block number: ", blockNumber = currentBlockNumber
|
|
|
|
let blockData = db.getBlockData(currentBlockNumber).valueOr:
|
|
# block data doesn't exist in db so we fetch it via RPC
|
|
let
|
|
blockId = blockId(currentBlockNumber)
|
|
blockObject = (await web3Client.getBlockByNumber(blockId, false)).valueOr:
|
|
error "Failed to get block", error = error
|
|
await sleepAsync(3.seconds)
|
|
# We might need to reconnect if using a WebSocket client
|
|
await web3Client.tryReconnect(web3Url)
|
|
continue
|
|
stateDiffs = (await web3Client.getStateDiffsByBlockNumber(blockId)).valueOr:
|
|
error "Failed to get state diffs", error = error
|
|
await sleepAsync(3.seconds)
|
|
continue
|
|
|
|
var uncleBlocks: seq[BlockObject]
|
|
for i in 0 .. blockObject.uncles.high:
|
|
let uncleBlock = (
|
|
await web3Client.getUncleByBlockNumberAndIndex(blockId, i.Quantity)
|
|
).valueOr:
|
|
error "Failed to get uncle block", error = error
|
|
await sleepAsync(3.seconds)
|
|
continue
|
|
uncleBlocks.add(uncleBlock)
|
|
|
|
let blockData = BlockData(
|
|
blockNumber: currentBlockNumber,
|
|
blockHash: blockObject.hash,
|
|
miner: blockObject.miner.EthAddress,
|
|
uncles: uncleBlocks.mapIt((it.miner.EthAddress, it.number.uint64)),
|
|
parentStateRoot: parentStateRoot,
|
|
stateRoot: blockObject.stateRoot,
|
|
stateDiffs: stateDiffs,
|
|
)
|
|
db.putBlockData(currentBlockNumber, blockData)
|
|
|
|
parentStateRoot = blockObject.stateRoot
|
|
blockData
|
|
|
|
await blockDataQueue.addLast(blockData)
|
|
inc currentBlockNumber
|
|
|
|
proc runBackfillBuildBlockOffersLoop(
|
|
db: DatabaseRef,
|
|
blockDataQueue: AsyncQueue[BlockData],
|
|
blockOffersQueue: AsyncQueue[BlockOffersRef],
|
|
verifyStateProofs: bool,
|
|
enableGossip: bool,
|
|
gossipGenesis: bool,
|
|
) {.async: (raises: [CancelledError]).} =
|
|
info "Starting state backfill build block offers loop"
|
|
|
|
# wait for the first block data to be put on the queue
|
|
# so that we can access the first block once available
|
|
while blockDataQueue.empty():
|
|
await sleepAsync(100.milliseconds)
|
|
# peek but don't remove it so that it can be processed later
|
|
let firstBlock = blockDataQueue[0]
|
|
|
|
# Only apply genesis accounts if starting from block 1
|
|
if firstBlock.blockNumber == 1:
|
|
info "Building state for genesis"
|
|
|
|
db.withTransaction:
|
|
# Requires an active transaction because it writes an emptyRlp node
|
|
# to the accounts HexaryTrie on initialization
|
|
let
|
|
ws = WorldStateRef.init(db)
|
|
genesisAccounts =
|
|
try:
|
|
genesisBlockForNetwork(MainNet).alloc
|
|
except CatchableError as e:
|
|
raiseAssert(e.msg) # Should never happen
|
|
ws.applyGenesisAccounts(genesisAccounts)
|
|
|
|
if enableGossip and gossipGenesis:
|
|
let genesisBlockHash =
|
|
hash32"d4e56740f876aef8c010b86a40d5f56745a118d0906a34e69aec8c0db1cb8fa3"
|
|
|
|
var builder = OffersBuilder.init(ws, genesisBlockHash)
|
|
builder.buildBlockOffers()
|
|
|
|
await blockOffersQueue.addLast(
|
|
BlockOffersRef(
|
|
blockNumber: 0.uint64,
|
|
accountTrieOffers: builder.getAccountTrieOffers(),
|
|
contractTrieOffers: builder.getContractTrieOffers(),
|
|
contractCodeOffers: builder.getContractCodeOffers(),
|
|
)
|
|
)
|
|
|
|
# Load the world state using the parent state root
|
|
let worldState = WorldStateRef.init(db, firstBlock.parentStateRoot)
|
|
|
|
while true:
|
|
let blockData = await blockDataQueue.popFirst()
|
|
|
|
if blockData.blockNumber mod 10000 == 0:
|
|
info "Building state for block number: ", blockNumber = blockData.blockNumber
|
|
|
|
# For now all WorldStateRef functions need to be inside a transaction
|
|
# because the DatabaseRef backends currently only supports reading and
|
|
# writing to/from a single active transaction.
|
|
db.withTransaction:
|
|
for stateDiff in blockData.stateDiffs:
|
|
worldState.applyStateDiff(stateDiff)
|
|
|
|
worldState.applyBlockRewards(
|
|
(blockData.miner, blockData.blockNumber), blockData.uncles
|
|
)
|
|
|
|
if blockData.blockNumber == 1_920_000:
|
|
info "Applying state updates for DAO hard fork"
|
|
worldState.applyDAOHardFork()
|
|
|
|
doAssert(
|
|
worldState.stateRoot == blockData.stateRoot,
|
|
"State root mismatch at block number: " & $blockData.blockNumber,
|
|
)
|
|
trace "State diffs successfully applied to block number:",
|
|
blockNumber = blockData.blockNumber
|
|
|
|
if verifyStateProofs:
|
|
worldState.verifyProofs(blockData.parentStateRoot, blockData.stateRoot)
|
|
|
|
if enableGossip:
|
|
var builder = OffersBuilder.init(worldState, blockData.blockHash)
|
|
builder.buildBlockOffers()
|
|
|
|
await blockOffersQueue.addLast(
|
|
BlockOffersRef(
|
|
blockNumber: blockData.blockNumber,
|
|
accountTrieOffers: builder.getAccountTrieOffers(),
|
|
contractTrieOffers: builder.getContractTrieOffers(),
|
|
contractCodeOffers: builder.getContractCodeOffers(),
|
|
)
|
|
)
|
|
|
|
# After commit of the above db transaction which stores the updated account state
|
|
# then we store the last persisted block number in the database so that we can use it
|
|
# to enable restarting from this block if needed
|
|
db.putLastPersistedBlockNumber(blockData.blockNumber)
|
|
|
|
proc collectOffer(
|
|
offersMap: OrderedTableRef[seq[byte], seq[byte]],
|
|
offerWithKey:
|
|
AccountTrieOfferWithKey | ContractTrieOfferWithKey | ContractCodeOfferWithKey,
|
|
) {.inline.} =
|
|
let keyBytes = offerWithKey.key.toContentKey().encode().asSeq()
|
|
offersMap[keyBytes] = offerWithKey.offer.encode()
|
|
|
|
proc recursiveCollectOffer(
|
|
offersMap: OrderedTableRef[seq[byte], seq[byte]],
|
|
offerWithKey: AccountTrieOfferWithKey | ContractTrieOfferWithKey,
|
|
) =
|
|
offersMap.collectOffer(offerWithKey)
|
|
|
|
# root node, recursive collect is finished
|
|
if offerWithKey.key.path.unpackNibbles().len() == 0:
|
|
return
|
|
|
|
# continue the recursive collect
|
|
offersMap.recursiveCollectOffer(offerWithKey.getParent())
|
|
|
|
proc runBackfillGossipBlockOffersLoop(
|
|
blockOffersQueue: AsyncQueue[BlockOffersRef],
|
|
portalRpcUrl: JsonRpcUrl,
|
|
portalNodeId: NodeId,
|
|
verifyGossip: bool,
|
|
workerId: int,
|
|
) {.async: (raises: [CancelledError]).} =
|
|
info "Starting state backfill gossip block offers loop", workerId
|
|
|
|
let portalClient = newRpcClientConnect(portalRpcUrl)
|
|
var blockOffers = await blockOffersQueue.popFirst()
|
|
|
|
while true:
|
|
# A table of offer key, value pairs is used to filter out duplicates so
|
|
# that we don't gossip the same offer multiple times.
|
|
let offersMap = newOrderedTable[seq[byte], seq[byte]]()
|
|
|
|
for offerWithKey in blockOffers.accountTrieOffers:
|
|
offersMap.recursiveCollectOffer(offerWithKey)
|
|
for offerWithKey in blockOffers.contractTrieOffers:
|
|
offersMap.recursiveCollectOffer(offerWithKey)
|
|
for offerWithKey in blockOffers.contractCodeOffers:
|
|
offersMap.collectOffer(offerWithKey)
|
|
|
|
# We need to use a closure here because nodeId is required to calculate the
|
|
# distance of each content id from the node
|
|
proc offersMapCmp(x, y: (seq[byte], seq[byte])): int =
|
|
let
|
|
xId = ContentKeyByteList.init(x[0]).toContentId()
|
|
yId = ContentKeyByteList.init(y[0]).toContentId()
|
|
xDistance = portalNodeId xor xId
|
|
yDistance = portalNodeId xor yId
|
|
|
|
if xDistance == yDistance:
|
|
0
|
|
elif xDistance > yDistance:
|
|
1
|
|
else:
|
|
-1
|
|
|
|
# Sort the offers based on the distance from the node so that we will gossip
|
|
# content that is closest to the node first
|
|
offersMap.sort(offersMapCmp)
|
|
|
|
var retryGossip = false
|
|
for k, v in offersMap:
|
|
try:
|
|
let numPeers = await portalClient.portal_stateGossip(k.to0xHex(), v.to0xHex())
|
|
if numPeers > 0:
|
|
debug "Offer successfully gossipped to peers: ", numPeers, workerId
|
|
elif numPeers == 0:
|
|
warn "Offer gossipped to no peers", workerId
|
|
retryGossip = true
|
|
break
|
|
except CatchableError as e:
|
|
error "Failed to gossip offer to peers", error = e.msg, workerId
|
|
retryGossip = true
|
|
break
|
|
|
|
if retryGossip:
|
|
await sleepAsync(3.seconds)
|
|
warn "Retrying state gossip for block number: ",
|
|
blockNumber = blockOffers.blockNumber, workerId
|
|
# We might need to reconnect if using a WebSocket client
|
|
await portalClient.tryReconnect(portalRpcUrl)
|
|
continue
|
|
|
|
if verifyGossip:
|
|
await sleepAsync(100.milliseconds) # wait for the peers to be updated
|
|
for k, _ in offersMap:
|
|
try:
|
|
let contentInfo = await portalClient.portal_stateGetContent(k.to0xHex())
|
|
if contentInfo.content.len() == 0:
|
|
error "Found empty contentValue", workerId
|
|
retryGossip = true
|
|
break
|
|
except CatchableError as e:
|
|
warn "Failed to find content with key: ",
|
|
contentKey = k, error = e.msg, workerId
|
|
retryGossip = true
|
|
break
|
|
|
|
if retryGossip:
|
|
await sleepAsync(3.seconds)
|
|
warn "Retrying state gossip for block number: ",
|
|
blockNumber = blockOffers.blockNumber
|
|
continue
|
|
|
|
if blockOffers.blockNumber mod 1000 == 0:
|
|
info "Finished gossiping offers for block number: ",
|
|
workerId, blockNumber = blockOffers.blockNumber, offerCount = offersMap.len()
|
|
|
|
blockOffers = await blockOffersQueue.popFirst()
|
|
|
|
proc runBackfillMetricsLoop(
|
|
blockDataQueue: AsyncQueue[BlockData], blockOffersQueue: AsyncQueue[BlockOffersRef]
|
|
) {.async: (raises: [CancelledError]).} =
|
|
info "Starting state backfill metrics loop"
|
|
|
|
while true:
|
|
await sleepAsync(30.seconds)
|
|
|
|
if blockDataQueue.len() > 0:
|
|
info "Block data queue metrics: ",
|
|
nextBlockNumber = blockDataQueue[0].blockNumber,
|
|
blockDataQueueLen = blockDataQueue.len()
|
|
else:
|
|
info "Block data queue metrics: ", blockDataQueueLen = blockDataQueue.len()
|
|
|
|
if blockOffersQueue.len() > 0:
|
|
info "Block offers queue metrics: ",
|
|
nextBlockNumber = blockOffersQueue[0].blockNumber,
|
|
blockOffersQueueLen = blockOffersQueue.len()
|
|
else:
|
|
info "Block offers queue metrics: ", blockOffersQueueLen = blockOffersQueue.len()
|
|
|
|
proc runState*(config: PortalBridgeConf) =
|
|
let
|
|
portalClient = newRpcClientConnect(config.portalRpcUrl)
|
|
portalNodeId =
|
|
try:
|
|
(waitFor portalClient.portal_stateNodeInfo()).nodeId
|
|
except CatchableError as e:
|
|
fatal "Failed to connect to portal client", error = $e.msg
|
|
quit QuitFailure
|
|
info "Connected to portal client with nodeId", nodeId = portalNodeId
|
|
asyncSpawn portalClient.close() # this connection was only used to collect the nodeId
|
|
|
|
let db = DatabaseRef.init(config.stateDir.string).get()
|
|
defer:
|
|
db.close()
|
|
|
|
let maybeLastPersistedBlock = db.getLastPersistedBlockNumber()
|
|
if maybeLastPersistedBlock.isSome():
|
|
info "Last persisted block found in the database: ",
|
|
lastPersistedBlock = maybeLastPersistedBlock.get()
|
|
if config.startBlockNumber < 1 or
|
|
config.startBlockNumber > maybeLastPersistedBlock.get():
|
|
warn "Start block must be set to a value between 1 and the last persisted block"
|
|
quit QuitFailure
|
|
else:
|
|
info "No last persisted block found in the database"
|
|
if config.startBlockNumber != 1:
|
|
warn "Start block must be set to 1"
|
|
quit QuitFailure
|
|
|
|
info "Starting state backfill from block number: ",
|
|
startBlockNumber = config.startBlockNumber
|
|
|
|
let
|
|
bufferSize = 1000
|
|
blockDataQueue = newAsyncQueue[BlockData](bufferSize)
|
|
blockOffersQueue = newAsyncQueue[BlockOffersRef](bufferSize)
|
|
|
|
asyncSpawn runBackfillCollectBlockDataLoop(
|
|
db, blockDataQueue, config.web3UrlState, config.startBlockNumber
|
|
)
|
|
asyncSpawn runBackfillBuildBlockOffersLoop(
|
|
db, blockDataQueue, blockOffersQueue, config.verifyStateProofs, config.enableGossip,
|
|
config.gossipGenesis,
|
|
)
|
|
|
|
for workerId in 1 .. config.gossipWorkersCount.int:
|
|
asyncSpawn runBackfillGossipBlockOffersLoop(
|
|
blockOffersQueue, config.portalRpcUrl, portalNodeId, config.verifyGossip, workerId
|
|
)
|
|
|
|
asyncSpawn runBackfillMetricsLoop(blockDataQueue, blockOffersQueue)
|
|
|
|
while true:
|
|
poll()
|