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copy&paste beacon node from eth2
This commit is contained in:
Pedro Miranda
parent
79976861f9
commit
5e07b082a9
@ -5,19 +5,181 @@
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# * Apache v2 license (license terms in the root directory or at https://www.apache.org/licenses/LICENSE-2.0).
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# at your option. This file may not be copied, modified, or distributed except according to those terms.
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import chronicles, std/[os, atomics], ../configs/nimbus_configs
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import
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std/[os, exitprocs],
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beacon_chain/nimbus_binary_common,
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beacon_chain/spec/forks,
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beacon_chain/[beacon_chain_db, trusted_node_sync],
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beacon_chain/networking/network_metadata_downloads,
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chronos,
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chronicles,
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stew/io2,
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../configs/nimbus_configs
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export nimbus_configs
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## log
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logScope:
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topics = "Consensus layer"
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proc consensusWrapper*(parameters: TaskParameters) =
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info "Consensus wrapper:", worker = parameters.name
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while true:
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sleep(3000)
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info "looping consensus"
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if isShutDownRequired.load() == true:
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break
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## Copy paste from nimbus_beacon_node.nim Copied due to the fact that nimbus_beacon_node
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## contains the programMain.
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## TODO: extract from that file into a common file
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var gPidFile: string
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#TODO: Investigate why the commented code triggers GC violation
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proc createPidFile(filename: string) {.raises: [IOError].} =
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# writeFile filename, $os.getCurrentProcessId()
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writeFile filename, "222"
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# gPidFile = filename
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# addExitProc proc() {.noconv.} =
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# ## TODO: changed from original file, fixes dprecation warning
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# discard io2.removeFile(gPidFile)
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## runs beacon node
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## adpated from nimbus-eth2
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proc doRunBeaconNode(
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config: var BeaconNodeConf, rng: ref HmacDrbgContext
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) {.raises: [CatchableError].} =
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info "Launching beacon node",
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version = "fullVersionStr", #TODO:changed from original version
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bls_backend = $BLS_BACKEND,
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const_preset,
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cmdParams = commandLineParams(),
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config
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template ignoreDeprecatedOption(option: untyped): untyped =
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if config.option.isSome:
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warn "Config option is deprecated", option = config.option.get
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ignoreDeprecatedOption requireEngineAPI
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ignoreDeprecatedOption safeSlotsToImportOptimistically
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ignoreDeprecatedOption terminalTotalDifficultyOverride
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ignoreDeprecatedOption optimistic
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ignoreDeprecatedOption validatorMonitorTotals
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ignoreDeprecatedOption web3ForcePolling
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createPidFile(config.dataDir.string / "beacon_node.pid")
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config.createDumpDirs()
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#TODO: We might need to split this on the same file
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# if config.metricsEnabled:
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# let metricsAddress = config.metricsAddress
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# notice "Starting metrics HTTP server",
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# url = "http://" & $metricsAddress & ":" & $config.metricsPort & "/metrics"
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# try:
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# startMetricsHttpServer($metricsAddress, config.metricsPort)
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# except CatchableError as exc:
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# raise exc
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# except Exception as exc:
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# raiseAssert exc.msg # TODO fix metrics
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proc fetchGenesisState(
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metadata: Eth2NetworkMetadata,
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genesisState = none(InputFile),
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genesisStateUrl = none(Uri),
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): Future[ref ForkedHashedBeaconState] {.async: (raises: []).} =
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let genesisBytes =
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if metadata.genesis.kind != BakedIn and genesisState.isSome:
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let res = io2.readAllBytes(genesisState.get.string)
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res.valueOr:
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error "Failed to read genesis state file", err = res.error.ioErrorMsg
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quit 1
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elif metadata.hasGenesis:
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try:
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if metadata.genesis.kind == BakedInUrl:
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info "Obtaining genesis state",
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sourceUrl = $genesisStateUrl.get(parseUri metadata.genesis.url)
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await metadata.fetchGenesisBytes(genesisStateUrl)
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except CatchableError as err:
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error "Failed to obtain genesis state",
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source = metadata.genesis.sourceDesc, err = err.msg
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quit 1
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else:
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@[]
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if genesisBytes.len > 0:
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try:
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newClone readSszForkedHashedBeaconState(metadata.cfg, genesisBytes)
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except CatchableError as err:
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error "Invalid genesis state",
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size = genesisBytes.len, digest = eth2digest(genesisBytes), err = err.msg
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quit 1
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else:
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nil
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proc doRunTrustedNodeSync(
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db: BeaconChainDB,
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metadata: Eth2NetworkMetadata,
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databaseDir: string,
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eraDir: string,
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restUrl: string,
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stateId: Option[string],
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trustedBlockRoot: Option[Eth2Digest],
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backfill: bool,
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reindex: bool,
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downloadDepositSnapshot: bool,
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genesisState: ref ForkedHashedBeaconState,
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) {.async.} =
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let syncTarget =
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if stateId.isSome:
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if trustedBlockRoot.isSome:
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warn "Ignoring `trustedBlockRoot`, `stateId` is set", stateId, trustedBlockRoot
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TrustedNodeSyncTarget(kind: TrustedNodeSyncKind.StateId, stateId: stateId.get)
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elif trustedBlockRoot.isSome:
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TrustedNodeSyncTarget(
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kind: TrustedNodeSyncKind.TrustedBlockRoot,
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trustedBlockRoot: trustedBlockRoot.get,
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)
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else:
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TrustedNodeSyncTarget(kind: TrustedNodeSyncKind.StateId, stateId: "finalized")
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await db.doTrustedNodeSync(
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metadata.cfg, databaseDir, eraDir, restUrl, syncTarget, backfill, reindex,
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downloadDepositSnapshot, genesisState,
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)
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## --end copy paste file from nimbus-eth2/nimbus_beacon_node.nim
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## Consensus wrapper
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proc consensusWrapper*(parameters: TaskParameters) {.raises: [CatchableError].} =
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let rng = HmacDrbgContext.new()
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var config = parameters.beaconNodeConfigs
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try:
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doRunBeaconNode(config, rng)
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except CatchableError as e:
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fatal "error", message = e.msg
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quit 1
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let
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metadata = loadEth2Network(config)
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db = BeaconChainDB.new(config.databaseDir, metadata.cfg, inMemory = false)
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genesisState = waitFor fetchGenesisState(metadata)
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try:
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waitFor(
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db.doRunTrustedNodeSync(
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metadata, config.databaseDir, config.eraDir, "http://127.0.0.1:5052",
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config.stateId, config.lcTrustedBlockRoot, config.backfillBlocks, config.reindex,
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config.downloadDepositSnapshot, genesisState,
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)
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)
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except CatchableError as e:
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fatal "error", message = e.msg
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quit 1
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db.close()
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# --web3-url=http://127.0.0.1:8551 --jwt-secret=/tmp/jwtsecret --log-level=TRACE
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# --network=${NETWORK} \
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# --data-dir="${DATA_DIR}" \
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# --tcp-port=$(( ${BASE_P2P_PORT} + ${NODE_ID} )) \
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# --udp-port=$(( ${BASE_P2P_PORT} + ${NODE_ID} )) \
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# --rest \
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# --rest-port=$(( ${BASE_REST_PORT} + ${NODE_ID} )) \
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# --metrics \
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# ${WEB3_URL_ARG} ${EXTRA_ARGS} \
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# "$@"
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warn "\tExiting consensus wrapper"
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