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nodeRunner.go
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nodeRunner.go
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package node
import (
"fmt"
"io"
"io/ioutil"
"math/big"
"os"
"os/signal"
"path"
"path/filepath"
"runtime"
"strconv"
"syscall"
"time"
"github.com/ElrondNetwork/elrond-go-core/core"
"github.com/ElrondNetwork/elrond-go-core/core/closing"
"github.com/ElrondNetwork/elrond-go-core/data/endProcess"
logger "github.com/ElrondNetwork/elrond-go-logger"
"github.com/ElrondNetwork/elrond-go/api/gin"
"github.com/ElrondNetwork/elrond-go/api/shared"
"github.com/ElrondNetwork/elrond-go/cmd/node/factory"
"github.com/ElrondNetwork/elrond-go/common"
"github.com/ElrondNetwork/elrond-go/common/forking"
"github.com/ElrondNetwork/elrond-go/common/statistics"
"github.com/ElrondNetwork/elrond-go/config"
"github.com/ElrondNetwork/elrond-go/consensus"
"github.com/ElrondNetwork/elrond-go/consensus/spos"
"github.com/ElrondNetwork/elrond-go/dataRetriever"
dbLookupFactory "github.com/ElrondNetwork/elrond-go/dblookupext/factory"
"github.com/ElrondNetwork/elrond-go/facade"
"github.com/ElrondNetwork/elrond-go/facade/initial"
mainFactory "github.com/ElrondNetwork/elrond-go/factory"
"github.com/ElrondNetwork/elrond-go/genesis"
"github.com/ElrondNetwork/elrond-go/genesis/parsing"
"github.com/ElrondNetwork/elrond-go/health"
"github.com/ElrondNetwork/elrond-go/node/metrics"
"github.com/ElrondNetwork/elrond-go/outport"
"github.com/ElrondNetwork/elrond-go/p2p"
"github.com/ElrondNetwork/elrond-go/process"
"github.com/ElrondNetwork/elrond-go/process/interceptors"
"github.com/ElrondNetwork/elrond-go/sharding/nodesCoordinator"
storageFactory "github.com/ElrondNetwork/elrond-go/storage/factory"
"github.com/ElrondNetwork/elrond-go/storage/storageUnit"
"github.com/ElrondNetwork/elrond-go/storage/timecache"
"github.com/ElrondNetwork/elrond-go/update/trigger"
"github.com/google/gops/agent"
)
const (
// TODO: remove this after better handling VM versions switching
// delayBeforeScQueriesStart represents the delay before the sc query processor should start to allow external queries
delayBeforeScQueriesStart = 2 * time.Minute
maxTimeToClose = 10 * time.Second
// SoftRestartMessage is the custom message used when the node does a soft restart operation
SoftRestartMessage = "Shuffled out - soft restart"
)
// nodeRunner holds the node runner configuration and controls running of a node
type nodeRunner struct {
configs *config.Configs
}
// NewNodeRunner creates a nodeRunner instance
func NewNodeRunner(cfgs *config.Configs) (*nodeRunner, error) {
if cfgs == nil {
return nil, fmt.Errorf("nil configs provided")
}
return &nodeRunner{
configs: cfgs,
}, nil
}
// Start creates and starts the managed components
func (nr *nodeRunner) Start() error {
configs := nr.configs
flagsConfig := configs.FlagsConfig
configurationPaths := configs.ConfigurationPathsHolder
chanStopNodeProcess := make(chan endProcess.ArgEndProcess, 1)
enableGopsIfNeeded(flagsConfig.EnableGops)
var err error
configurationPaths.Nodes, err = nr.getNodesFileName()
if err != nil {
return err
}
log.Debug("config", "file", configurationPaths.Nodes)
log.Debug("config", "file", configurationPaths.Genesis)
log.Info("starting node", "version", flagsConfig.Version, "pid", os.Getpid())
err = cleanupStorageIfNecessary(flagsConfig.WorkingDir, flagsConfig.CleanupStorage)
if err != nil {
return err
}
printEnableEpochs(nr.configs)
core.DumpGoRoutinesToLog(0, log)
err = nr.startShufflingProcessLoop(chanStopNodeProcess)
if err != nil {
return err
}
return nil
}
func printEnableEpochs(configs *config.Configs) {
var readEpochFor = func(flag string) string {
return fmt.Sprintf("read enable epoch for %s", flag)
}
enableEpochs := configs.EpochConfig.EnableEpochs
log.Debug(readEpochFor("sc deploy"), "epoch", enableEpochs.SCDeployEnableEpoch)
log.Debug(readEpochFor("built in functions"), "epoch", enableEpochs.BuiltInFunctionsEnableEpoch)
log.Debug(readEpochFor("relayed transactions"), "epoch", enableEpochs.RelayedTransactionsEnableEpoch)
log.Debug(readEpochFor("penalized too much gas"), "epoch", enableEpochs.PenalizedTooMuchGasEnableEpoch)
log.Debug(readEpochFor("switch jail waiting"), "epoch", enableEpochs.SwitchJailWaitingEnableEpoch)
log.Debug(readEpochFor("switch hysteresis for min nodes"), "epoch", enableEpochs.SwitchHysteresisForMinNodesEnableEpoch)
log.Debug(readEpochFor("below signed threshold"), "epoch", enableEpochs.BelowSignedThresholdEnableEpoch)
log.Debug(readEpochFor("transaction signed with tx hash"), "epoch", enableEpochs.TransactionSignedWithTxHashEnableEpoch)
log.Debug(readEpochFor("meta protection"), "epoch", enableEpochs.MetaProtectionEnableEpoch)
log.Debug(readEpochFor("ahead of time gas usage"), "epoch", enableEpochs.AheadOfTimeGasUsageEnableEpoch)
log.Debug(readEpochFor("gas price modifier"), "epoch", enableEpochs.GasPriceModifierEnableEpoch)
log.Debug(readEpochFor("repair callback"), "epoch", enableEpochs.RepairCallbackEnableEpoch)
log.Debug(readEpochFor("max nodes change"), "epoch", enableEpochs.MaxNodesChangeEnableEpoch)
log.Debug(readEpochFor("block gas and fees re-check"), "epoch", enableEpochs.BlockGasAndFeesReCheckEnableEpoch)
log.Debug(readEpochFor("staking v2 epoch"), "epoch", enableEpochs.StakingV2EnableEpoch)
log.Debug(readEpochFor("stake"), "epoch", enableEpochs.StakeEnableEpoch)
log.Debug(readEpochFor("double key protection"), "epoch", enableEpochs.DoubleKeyProtectionEnableEpoch)
log.Debug(readEpochFor("esdt"), "epoch", enableEpochs.ESDTEnableEpoch)
log.Debug(readEpochFor("governance"), "epoch", enableEpochs.GovernanceEnableEpoch)
log.Debug(readEpochFor("delegation manager"), "epoch", enableEpochs.DelegationManagerEnableEpoch)
log.Debug(readEpochFor("delegation smart contract"), "epoch", enableEpochs.DelegationSmartContractEnableEpoch)
log.Debug(readEpochFor("correct last unjailed"), "epoch", enableEpochs.CorrectLastUnjailedEnableEpoch)
log.Debug(readEpochFor("balance waiting lists"), "epoch", enableEpochs.BalanceWaitingListsEnableEpoch)
log.Debug(readEpochFor("relayed transactions v2"), "epoch", enableEpochs.RelayedTransactionsV2EnableEpoch)
log.Debug(readEpochFor("unbond tokens v2"), "epoch", enableEpochs.UnbondTokensV2EnableEpoch)
log.Debug(readEpochFor("save jailed always"), "epoch", enableEpochs.SaveJailedAlwaysEnableEpoch)
log.Debug(readEpochFor("validator to delegation"), "epoch", enableEpochs.ValidatorToDelegationEnableEpoch)
log.Debug(readEpochFor("re-delegate below minimum check"), "epoch", enableEpochs.ReDelegateBelowMinCheckEnableEpoch)
log.Debug(readEpochFor("waiting waiting list"), "epoch", enableEpochs.WaitingListFixEnableEpoch)
log.Debug(readEpochFor("increment SCR nonce in multi transfer"), "epoch", enableEpochs.IncrementSCRNonceInMultiTransferEnableEpoch)
log.Debug(readEpochFor("esdt and NFT multi transfer"), "epoch", enableEpochs.ESDTMultiTransferEnableEpoch)
log.Debug(readEpochFor("contract global mint and burn"), "epoch", enableEpochs.GlobalMintBurnDisableEpoch)
log.Debug(readEpochFor("contract transfer role"), "epoch", enableEpochs.ESDTTransferRoleEnableEpoch)
log.Debug(readEpochFor("built in functions on metachain"), "epoch", enableEpochs.BuiltInFunctionOnMetaEnableEpoch)
log.Debug(readEpochFor("compute rewards checkpoint on delegation"), "epoch", enableEpochs.ComputeRewardCheckpointEnableEpoch)
log.Debug(readEpochFor("esdt NFT create on multiple shards"), "epoch", enableEpochs.ESDTNFTCreateOnMultiShardEnableEpoch)
log.Debug(readEpochFor("SCR size invariant check"), "epoch", enableEpochs.SCRSizeInvariantCheckEnableEpoch)
log.Debug(readEpochFor("backward compatibility flag for save key value"), "epoch", enableEpochs.BackwardCompSaveKeyValueEnableEpoch)
log.Debug(readEpochFor("meta ESDT, financial SFT"), "epoch", enableEpochs.MetaESDTSetEnableEpoch)
log.Debug(readEpochFor("add tokens to delegation"), "epoch", enableEpochs.AddTokensToDelegationEnableEpoch)
log.Debug(readEpochFor("multi ESDT transfer on callback"), "epoch", enableEpochs.MultiESDTTransferFixOnCallBackOnEnableEpoch)
log.Debug(readEpochFor("optimize gas used in cross mini blocks"), "epoch", enableEpochs.OptimizeGasUsedInCrossMiniBlocksEnableEpoch)
log.Debug(readEpochFor("correct first queued"), "epoch", enableEpochs.CorrectFirstQueuedEpoch)
log.Debug(readEpochFor("fix out of gas return code"), "epoch", enableEpochs.FixOOGReturnCodeEnableEpoch)
log.Debug(readEpochFor("remove non updated storage"), "epoch", enableEpochs.RemoveNonUpdatedStorageEnableEpoch)
log.Debug(readEpochFor("delete delegator data after claim rewards"), "epoch", enableEpochs.DeleteDelegatorAfterClaimRewardsEnableEpoch)
log.Debug(readEpochFor("optimize nft metadata store"), "epoch", enableEpochs.OptimizeNFTStoreEnableEpoch)
log.Debug(readEpochFor("create nft through execute on destination by caller"), "epoch", enableEpochs.CreateNFTThroughExecByCallerEnableEpoch)
log.Debug(readEpochFor("payable by smart contract"), "epoch", enableEpochs.IsPayableBySCEnableEpoch)
log.Debug(readEpochFor("cleanup informative only SCRs"), "epoch", enableEpochs.CleanUpInformativeSCRsEnableEpoch)
log.Debug(readEpochFor("storage API cost optimization"), "epoch", enableEpochs.StorageAPICostOptimizationEnableEpoch)
log.Debug(readEpochFor("transform to multi shard create on esdt"), "epoch", enableEpochs.TransformToMultiShardCreateEnableEpoch)
log.Debug(readEpochFor("esdt: enable epoch for esdt register and set all roles function"), "epoch", enableEpochs.ESDTRegisterAndSetAllRolesEnableEpoch)
log.Debug(readEpochFor("scheduled mini blocks"), "epoch", enableEpochs.ScheduledMiniBlocksEnableEpoch)
log.Debug(readEpochFor("correct jailed not unstaked if empty queue"), "epoch", enableEpochs.CorrectJailedNotUnstakedEmptyQueueEpoch)
log.Debug(readEpochFor("do not return old block in blockchain hook"), "epoch", enableEpochs.DoNotReturnOldBlockInBlockchainHookEnableEpoch)
log.Debug(readEpochFor("scr size invariant check on built in"), "epoch", enableEpochs.SCRSizeInvariantOnBuiltInResultEnableEpoch)
log.Debug(readEpochFor("correct check on tokenID for transfer role"), "epoch", enableEpochs.CheckCorrectTokenIDForTransferRoleEnableEpoch)
log.Debug(readEpochFor("disable check value on exec by caller"), "epoch", enableEpochs.DisableExecByCallerEnableEpoch)
log.Debug(readEpochFor("fail execution on every wrong API call"), "epoch", enableEpochs.FailExecutionOnEveryAPIErrorEnableEpoch)
log.Debug(readEpochFor("managed crypto API in wasm vm"), "epoch", enableEpochs.ManagedCryptoAPIsEnableEpoch)
log.Debug(readEpochFor("refactor contexts"), "epoch", enableEpochs.RefactorContextEnableEpoch)
log.Debug(readEpochFor("disable heartbeat v1"), "epoch", enableEpochs.HeartbeatDisableEpoch)
log.Debug(readEpochFor("mini block partial execution"), "epoch", enableEpochs.MiniBlockPartialExecutionEnableEpoch)
log.Debug(readEpochFor("fix async callback arguments list"), "epoch", enableEpochs.FixAsyncCallBackArgsListEnableEpoch)
gasSchedule := configs.EpochConfig.GasSchedule
log.Debug(readEpochFor("gas schedule directories paths"), "epoch", gasSchedule.GasScheduleByEpochs)
}
func (nr *nodeRunner) startShufflingProcessLoop(
chanStopNodeProcess chan endProcess.ArgEndProcess,
) error {
for {
log.Debug("\n\n====================Starting managedComponents creation================================")
shouldStop, err := nr.executeOneComponentCreationCycle(chanStopNodeProcess)
if shouldStop {
return err
}
nr.shuffleOutStatsAndGC()
}
}
func (nr *nodeRunner) shuffleOutStatsAndGC() {
debugConfig := nr.configs.GeneralConfig.Debug.ShuffleOut
extraMessage := ""
if debugConfig.CallGCWhenShuffleOut {
extraMessage = " before running GC"
}
if debugConfig.ExtraPrintsOnShuffleOut {
log.Debug("node statistics"+extraMessage, statistics.GetRuntimeStatistics()...)
}
if debugConfig.CallGCWhenShuffleOut {
log.Debug("running runtime.GC()")
runtime.GC()
}
shouldPrintAnotherNodeStatistics := debugConfig.CallGCWhenShuffleOut && debugConfig.ExtraPrintsOnShuffleOut
if shouldPrintAnotherNodeStatistics {
log.Debug("node statistics after running GC", statistics.GetRuntimeStatistics()...)
}
nr.doProfileOnShuffleOut()
}
func (nr *nodeRunner) doProfileOnShuffleOut() {
debugConfig := nr.configs.GeneralConfig.Debug.ShuffleOut
shouldDoProfile := debugConfig.DoProfileOnShuffleOut && nr.configs.FlagsConfig.UseHealthService
if !shouldDoProfile {
return
}
log.Debug("running profile job")
parentPath := filepath.Join(nr.configs.FlagsConfig.WorkingDir, nr.configs.GeneralConfig.Health.FolderPath)
var stats runtime.MemStats
runtime.ReadMemStats(&stats)
err := health.WriteMemoryUseInfo(stats, time.Now(), parentPath, "softrestart")
log.LogIfError(err)
}
func (nr *nodeRunner) executeOneComponentCreationCycle(
chanStopNodeProcess chan endProcess.ArgEndProcess,
) (bool, error) {
goRoutinesNumberStart := runtime.NumGoroutine()
configs := nr.configs
flagsConfig := configs.FlagsConfig
configurationPaths := configs.ConfigurationPathsHolder
log.Debug("creating healthService")
healthService := nr.createHealthService(flagsConfig)
log.Debug("creating core components")
managedCoreComponents, err := nr.CreateManagedCoreComponents(
chanStopNodeProcess,
)
if err != nil {
return true, err
}
log.Debug("creating crypto components")
managedCryptoComponents, err := nr.CreateManagedCryptoComponents(managedCoreComponents)
if err != nil {
return true, err
}
log.Debug("creating network components")
managedNetworkComponents, err := nr.CreateManagedNetworkComponents(managedCoreComponents)
if err != nil {
return true, err
}
log.Debug("creating disabled API services")
webServerHandler, err := nr.createHttpServer()
if err != nil {
return true, err
}
log.Debug("creating bootstrap components")
managedBootstrapComponents, err := nr.CreateManagedBootstrapComponents(managedCoreComponents, managedCryptoComponents, managedNetworkComponents)
if err != nil {
return true, err
}
nr.logInformation(managedCoreComponents, managedCryptoComponents, managedBootstrapComponents)
log.Debug("creating data components")
managedDataComponents, err := nr.CreateManagedDataComponents(managedCoreComponents, managedBootstrapComponents)
if err != nil {
return true, err
}
log.Debug("creating state components")
managedStateComponents, err := nr.CreateManagedStateComponents(
managedCoreComponents,
managedBootstrapComponents,
managedDataComponents,
)
if err != nil {
return true, err
}
log.Debug("creating metrics")
// this should be called before setting the storer (done in the managedDataComponents creation)
err = nr.createMetrics(managedCoreComponents, managedCryptoComponents, managedBootstrapComponents)
if err != nil {
return true, err
}
log.Debug("registering components in healthService")
nr.registerDataComponentsInHealthService(healthService, managedDataComponents)
nodesShufflerOut, err := mainFactory.CreateNodesShuffleOut(
managedCoreComponents.GenesisNodesSetup(),
configs.GeneralConfig.EpochStartConfig,
managedCoreComponents.ChanStopNodeProcess(),
)
if err != nil {
return true, err
}
log.Debug("creating nodes coordinator")
nodesCoord, err := mainFactory.CreateNodesCoordinator(
nodesShufflerOut,
managedCoreComponents.GenesisNodesSetup(),
configs.PreferencesConfig.Preferences,
managedCoreComponents.EpochStartNotifierWithConfirm(),
managedCryptoComponents.PublicKey(),
managedCoreComponents.InternalMarshalizer(),
managedCoreComponents.Hasher(),
managedCoreComponents.Rater(),
managedDataComponents.StorageService().GetStorer(dataRetriever.BootstrapUnit),
managedCoreComponents.NodesShuffler(),
managedBootstrapComponents.ShardCoordinator().SelfId(),
managedBootstrapComponents.EpochBootstrapParams(),
managedBootstrapComponents.EpochBootstrapParams().Epoch(),
configs.EpochConfig.EnableEpochs.WaitingListFixEnableEpoch,
managedCoreComponents.ChanStopNodeProcess(),
managedCoreComponents.NodeTypeProvider(),
)
if err != nil {
return true, err
}
log.Debug("starting status pooling components")
managedStatusComponents, err := nr.CreateManagedStatusComponents(
managedCoreComponents,
managedNetworkComponents,
managedBootstrapComponents,
managedDataComponents,
managedStateComponents,
nodesCoord,
configs.ImportDbConfig.IsImportDBMode,
)
if err != nil {
return true, err
}
argsGasScheduleNotifier := forking.ArgsNewGasScheduleNotifier{
GasScheduleConfig: configs.EpochConfig.GasSchedule,
ConfigDir: configurationPaths.GasScheduleDirectoryName,
EpochNotifier: managedCoreComponents.EpochNotifier(),
ArwenChangeLocker: managedCoreComponents.ArwenChangeLocker(),
}
gasScheduleNotifier, err := forking.NewGasScheduleNotifier(argsGasScheduleNotifier)
if err != nil {
return true, err
}
log.Debug("creating process components")
managedProcessComponents, err := nr.CreateManagedProcessComponents(
managedCoreComponents,
managedCryptoComponents,
managedNetworkComponents,
managedBootstrapComponents,
managedStateComponents,
managedDataComponents,
managedStatusComponents,
gasScheduleNotifier,
nodesCoord,
)
if err != nil {
return true, err
}
selfId := managedBootstrapComponents.ShardCoordinator().SelfId()
if selfId == core.MetachainShardId {
managedStateComponents.PeerAccounts().StartSnapshotIfNeeded()
managedStateComponents.AccountsAdapter().StartSnapshotIfNeeded()
} else {
managedStateComponents.AccountsAdapter().StartSnapshotIfNeeded()
}
hardforkTrigger := managedProcessComponents.HardforkTrigger()
err = hardforkTrigger.AddCloser(nodesShufflerOut)
if err != nil {
return true, fmt.Errorf("%w when adding nodeShufflerOut in hardForkTrigger", err)
}
managedStatusComponents.SetForkDetector(managedProcessComponents.ForkDetector())
err = managedStatusComponents.StartPolling()
if err != nil {
return true, err
}
log.Debug("starting node... executeOneComponentCreationCycle")
managedConsensusComponents, err := nr.CreateManagedConsensusComponents(
managedCoreComponents,
managedNetworkComponents,
managedCryptoComponents,
managedDataComponents,
managedStateComponents,
managedStatusComponents,
managedProcessComponents,
)
if err != nil {
return true, err
}
managedHeartbeatComponents, err := nr.CreateManagedHeartbeatComponents(
managedCoreComponents,
managedNetworkComponents,
managedCryptoComponents,
managedDataComponents,
managedProcessComponents,
managedProcessComponents.NodeRedundancyHandler(),
)
if err != nil {
return true, err
}
managedHeartbeatV2Components, err := nr.CreateManagedHeartbeatV2Components(
managedBootstrapComponents,
managedCoreComponents,
managedNetworkComponents,
managedCryptoComponents,
managedDataComponents,
managedProcessComponents,
)
if err != nil {
return true, err
}
log.Debug("creating node structure")
currentNode, err := CreateNode(
configs.GeneralConfig,
managedBootstrapComponents,
managedCoreComponents,
managedCryptoComponents,
managedDataComponents,
managedNetworkComponents,
managedProcessComponents,
managedStateComponents,
managedStatusComponents,
managedHeartbeatComponents,
managedHeartbeatV2Components,
managedConsensusComponents,
*configs.EpochConfig,
flagsConfig.BootstrapRoundIndex,
configs.ImportDbConfig.IsImportDBMode,
)
if err != nil {
return true, err
}
if managedBootstrapComponents.ShardCoordinator().SelfId() == core.MetachainShardId {
log.Debug("activating nodesCoord's validators indexing")
indexValidatorsListIfNeeded(
managedStatusComponents.OutportHandler(),
nodesCoord,
managedProcessComponents.EpochStartTrigger().Epoch(),
)
}
// this channel will trigger the moment when the sc query service should be able to process VM Query requests
allowExternalVMQueriesChan := make(chan struct{})
log.Debug("updating the API service after creating the node facade")
ef, err := nr.createApiFacade(currentNode, webServerHandler, gasScheduleNotifier, allowExternalVMQueriesChan)
if err != nil {
return true, err
}
log.Info("application is now running")
// TODO: remove this and treat better the VM versions switching
go func(statusHandler core.AppStatusHandler) {
time.Sleep(delayBeforeScQueriesStart)
close(allowExternalVMQueriesChan)
statusHandler.SetStringValue(common.MetricAreVMQueriesReady, strconv.FormatBool(true))
}(managedCoreComponents.StatusHandler())
sigs := make(chan os.Signal, 1)
signal.Notify(sigs, syscall.SIGINT, syscall.SIGTERM)
err = waitForSignal(
sigs,
managedCoreComponents.ChanStopNodeProcess(),
healthService,
ef,
webServerHandler,
currentNode,
goRoutinesNumberStart,
)
if err != nil {
return true, nil
}
return false, nil
}
func (nr *nodeRunner) createApiFacade(
currentNode *Node,
upgradableHttpServer shared.UpgradeableHttpServerHandler,
gasScheduleNotifier common.GasScheduleNotifierAPI,
allowVMQueriesChan chan struct{},
) (closing.Closer, error) {
configs := nr.configs
log.Debug("creating api resolver structure")
apiResolverArgs := &mainFactory.ApiResolverArgs{
Configs: configs,
CoreComponents: currentNode.coreComponents,
DataComponents: currentNode.dataComponents,
StateComponents: currentNode.stateComponents,
BootstrapComponents: currentNode.bootstrapComponents,
CryptoComponents: currentNode.cryptoComponents,
ProcessComponents: currentNode.processComponents,
GasScheduleNotifier: gasScheduleNotifier,
Bootstrapper: currentNode.consensusComponents.Bootstrapper(),
AllowVMQueriesChan: allowVMQueriesChan,
}
apiResolver, err := mainFactory.CreateApiResolver(apiResolverArgs)
if err != nil {
return nil, err
}
log.Debug("creating elrond node facade")
flagsConfig := configs.FlagsConfig
argNodeFacade := facade.ArgNodeFacade{
Node: currentNode,
ApiResolver: apiResolver,
TxSimulatorProcessor: currentNode.processComponents.TransactionSimulatorProcessor(),
RestAPIServerDebugMode: flagsConfig.EnableRestAPIServerDebugMode,
WsAntifloodConfig: configs.GeneralConfig.Antiflood.WebServer,
FacadeConfig: config.FacadeConfig{
RestApiInterface: flagsConfig.RestApiInterface,
PprofEnabled: flagsConfig.EnablePprof,
},
ApiRoutesConfig: *configs.ApiRoutesConfig,
AccountsState: currentNode.stateComponents.AccountsAdapter(),
PeerState: currentNode.stateComponents.PeerAccounts(),
Blockchain: currentNode.dataComponents.Blockchain(),
}
ef, err := facade.NewNodeFacade(argNodeFacade)
if err != nil {
return nil, fmt.Errorf("%w while creating NodeFacade", err)
}
ef.SetSyncer(currentNode.coreComponents.SyncTimer())
err = upgradableHttpServer.UpdateFacade(ef)
if err != nil {
return nil, err
}
log.Debug("updated node facade")
log.Trace("starting background services")
return ef, nil
}
func (nr *nodeRunner) createHttpServer() (shared.UpgradeableHttpServerHandler, error) {
httpServerArgs := gin.ArgsNewWebServer{
Facade: initial.NewInitialNodeFacade(nr.configs.FlagsConfig.RestApiInterface, nr.configs.FlagsConfig.EnablePprof),
ApiConfig: *nr.configs.ApiRoutesConfig,
AntiFloodConfig: nr.configs.GeneralConfig.Antiflood.WebServer,
}
httpServerWrapper, err := gin.NewGinWebServerHandler(httpServerArgs)
if err != nil {
return nil, err
}
err = httpServerWrapper.StartHttpServer()
if err != nil {
return nil, err
}
return httpServerWrapper, nil
}
func (nr *nodeRunner) createMetrics(
coreComponents mainFactory.CoreComponentsHolder,
cryptoComponents mainFactory.CryptoComponentsHolder,
bootstrapComponents mainFactory.BootstrapComponentsHolder,
) error {
err := metrics.InitMetrics(
coreComponents.StatusHandlerUtils(),
cryptoComponents.PublicKeyString(),
bootstrapComponents.NodeType(),
bootstrapComponents.ShardCoordinator(),
coreComponents.GenesisNodesSetup(),
nr.configs.FlagsConfig.Version,
nr.configs.EconomicsConfig,
nr.configs.GeneralConfig.EpochStartConfig.RoundsPerEpoch,
coreComponents.MinTransactionVersion(),
)
if err != nil {
return err
}
metrics.SaveStringMetric(coreComponents.StatusHandler(), common.MetricNodeDisplayName, nr.configs.PreferencesConfig.Preferences.NodeDisplayName)
metrics.SaveStringMetric(coreComponents.StatusHandler(), common.MetricRedundancyLevel, fmt.Sprintf("%d", nr.configs.PreferencesConfig.Preferences.RedundancyLevel))
metrics.SaveStringMetric(coreComponents.StatusHandler(), common.MetricRedundancyIsMainActive, common.MetricValueNA)
metrics.SaveStringMetric(coreComponents.StatusHandler(), common.MetricChainId, coreComponents.ChainID())
metrics.SaveUint64Metric(coreComponents.StatusHandler(), common.MetricGasPerDataByte, coreComponents.EconomicsData().GasPerDataByte())
metrics.SaveUint64Metric(coreComponents.StatusHandler(), common.MetricMinGasPrice, coreComponents.EconomicsData().MinGasPrice())
metrics.SaveUint64Metric(coreComponents.StatusHandler(), common.MetricMinGasLimit, coreComponents.EconomicsData().MinGasLimit())
metrics.SaveStringMetric(coreComponents.StatusHandler(), common.MetricRewardsTopUpGradientPoint, coreComponents.EconomicsData().RewardsTopUpGradientPoint().String())
metrics.SaveStringMetric(coreComponents.StatusHandler(), common.MetricTopUpFactor, fmt.Sprintf("%g", coreComponents.EconomicsData().RewardsTopUpFactor()))
metrics.SaveStringMetric(coreComponents.StatusHandler(), common.MetricGasPriceModifier, fmt.Sprintf("%g", coreComponents.EconomicsData().GasPriceModifier()))
metrics.SaveUint64Metric(coreComponents.StatusHandler(), common.MetricMaxGasPerTransaction, coreComponents.EconomicsData().MaxGasLimitPerTx())
return nil
}
func (nr *nodeRunner) createHealthService(flagsConfig *config.ContextFlagsConfig) HealthService {
healthService := health.NewHealthService(nr.configs.GeneralConfig.Health, flagsConfig.WorkingDir)
if flagsConfig.UseHealthService {
healthService.Start()
}
return healthService
}
func (nr *nodeRunner) registerDataComponentsInHealthService(healthService HealthService, dataComponents mainFactory.DataComponentsHolder) {
healthService.RegisterComponent(dataComponents.Datapool().Transactions())
healthService.RegisterComponent(dataComponents.Datapool().UnsignedTransactions())
healthService.RegisterComponent(dataComponents.Datapool().RewardTransactions())
}
// CreateManagedConsensusComponents is the managed consensus components factory
func (nr *nodeRunner) CreateManagedConsensusComponents(
coreComponents mainFactory.CoreComponentsHolder,
networkComponents mainFactory.NetworkComponentsHolder,
cryptoComponents mainFactory.CryptoComponentsHolder,
dataComponents mainFactory.DataComponentsHolder,
stateComponents mainFactory.StateComponentsHolder,
statusComponents mainFactory.StatusComponentsHolder,
processComponents mainFactory.ProcessComponentsHolder,
) (mainFactory.ConsensusComponentsHandler, error) {
scheduledProcessorArgs := spos.ScheduledProcessorWrapperArgs{
SyncTimer: coreComponents.SyncTimer(),
Processor: processComponents.BlockProcessor(),
RoundTimeDurationHandler: coreComponents.RoundHandler(),
}
scheduledProcessor, err := spos.NewScheduledProcessorWrapper(scheduledProcessorArgs)
if err != nil {
return nil, err
}
consensusArgs := mainFactory.ConsensusComponentsFactoryArgs{
Config: *nr.configs.GeneralConfig,
BootstrapRoundIndex: nr.configs.FlagsConfig.BootstrapRoundIndex,
CoreComponents: coreComponents,
NetworkComponents: networkComponents,
CryptoComponents: cryptoComponents,
DataComponents: dataComponents,
ProcessComponents: processComponents,
StateComponents: stateComponents,
StatusComponents: statusComponents,
ScheduledProcessor: scheduledProcessor,
IsInImportMode: nr.configs.ImportDbConfig.IsImportDBMode,
ShouldDisableWatchdog: nr.configs.FlagsConfig.DisableConsensusWatchdog,
}
consensusFactory, err := mainFactory.NewConsensusComponentsFactory(consensusArgs)
if err != nil {
return nil, fmt.Errorf("NewConsensusComponentsFactory failed: %w", err)
}
managedConsensusComponents, err := mainFactory.NewManagedConsensusComponents(consensusFactory)
if err != nil {
return nil, err
}
err = managedConsensusComponents.Create()
if err != nil {
return nil, err
}
return managedConsensusComponents, nil
}
// CreateManagedHeartbeatComponents is the managed heartbeat components factory
func (nr *nodeRunner) CreateManagedHeartbeatComponents(
coreComponents mainFactory.CoreComponentsHolder,
networkComponents mainFactory.NetworkComponentsHolder,
cryptoComponents mainFactory.CryptoComponentsHolder,
dataComponents mainFactory.DataComponentsHolder,
processComponents mainFactory.ProcessComponentsHolder,
redundancyHandler consensus.NodeRedundancyHandler,
) (mainFactory.HeartbeatComponentsHandler, error) {
genesisTime := time.Unix(coreComponents.GenesisNodesSetup().GetStartTime(), 0)
heartbeatArgs := mainFactory.HeartbeatComponentsFactoryArgs{
Config: *nr.configs.GeneralConfig,
Prefs: *nr.configs.PreferencesConfig,
AppVersion: nr.configs.FlagsConfig.Version,
GenesisTime: genesisTime,
RedundancyHandler: redundancyHandler,
CoreComponents: coreComponents,
DataComponents: dataComponents,
NetworkComponents: networkComponents,
CryptoComponents: cryptoComponents,
ProcessComponents: processComponents,
HeartbeatDisableEpoch: nr.configs.EpochConfig.EnableEpochs.HeartbeatDisableEpoch,
}
heartbeatComponentsFactory, err := mainFactory.NewHeartbeatComponentsFactory(heartbeatArgs)
if err != nil {
return nil, fmt.Errorf("NewHeartbeatComponentsFactory failed: %w", err)
}
managedHeartbeatComponents, err := mainFactory.NewManagedHeartbeatComponents(heartbeatComponentsFactory)
if err != nil {
return nil, err
}
err = managedHeartbeatComponents.Create()
if err != nil {
return nil, err
}
return managedHeartbeatComponents, nil
}
// CreateManagedHeartbeatV2Components is the managed heartbeatV2 components factory
func (nr *nodeRunner) CreateManagedHeartbeatV2Components(
bootstrapComponents mainFactory.BootstrapComponentsHolder,
coreComponents mainFactory.CoreComponentsHolder,
networkComponents mainFactory.NetworkComponentsHolder,
cryptoComponents mainFactory.CryptoComponentsHolder,
dataComponents mainFactory.DataComponentsHolder,
processComponents mainFactory.ProcessComponentsHolder,
) (mainFactory.HeartbeatV2ComponentsHandler, error) {
heartbeatV2Args := mainFactory.ArgHeartbeatV2ComponentsFactory{
Config: *nr.configs.GeneralConfig,
Prefs: *nr.configs.PreferencesConfig,
AppVersion: nr.configs.FlagsConfig.Version,
BoostrapComponents: bootstrapComponents,
CoreComponents: coreComponents,
DataComponents: dataComponents,
NetworkComponents: networkComponents,
CryptoComponents: cryptoComponents,
ProcessComponents: processComponents,
HeartbeatV1DisableEpoch: nr.configs.EpochConfig.EnableEpochs.HeartbeatDisableEpoch,
}
heartbeatV2ComponentsFactory, err := mainFactory.NewHeartbeatV2ComponentsFactory(heartbeatV2Args)
if err != nil {
return nil, fmt.Errorf("NewHeartbeatV2ComponentsFactory failed: %w", err)
}
managedHeartbeatV2Components, err := mainFactory.NewManagedHeartbeatV2Components(heartbeatV2ComponentsFactory)
if err != nil {
return nil, err
}
err = managedHeartbeatV2Components.Create()
if err != nil {
return nil, err
}
return managedHeartbeatV2Components, nil
}
func waitForSignal(
sigs chan os.Signal,
chanStopNodeProcess chan endProcess.ArgEndProcess,
healthService closing.Closer,
ef closing.Closer,
httpServer shared.UpgradeableHttpServerHandler,
currentNode *Node,
goRoutinesNumberStart int,
) error {
var sig endProcess.ArgEndProcess
reshuffled := false
wrongConfig := false
wrongConfigDescription := ""
select {
case <-sigs:
log.Info("terminating at user's signal...")
case sig = <-chanStopNodeProcess:
log.Info("terminating at internal stop signal", "reason", sig.Reason, "description", sig.Description)
if sig.Reason == common.ShuffledOut {
reshuffled = true
}
if sig.Reason == common.WrongConfiguration {
wrongConfig = true
wrongConfigDescription = sig.Description
}
}
chanCloseComponents := make(chan struct{})
go func() {
closeAllComponents(healthService, ef, httpServer, currentNode, chanCloseComponents)
}()
select {
case <-chanCloseComponents:
log.Debug("Closed all components gracefully")
case <-time.After(maxTimeToClose):
log.Warn("force closing the node", "error", "closeAllComponents did not finish on time")
return fmt.Errorf("did NOT close all components gracefully")
}
if wrongConfig {
// hang the node's process because it cannot continue with the current configuration and a restart doesn't
// change this behaviour
for {
log.Error("wrong configuration. stopped processing", "description", wrongConfigDescription)
time.Sleep(1 * time.Minute)
}
}
if reshuffled {
log.Info("=============================" + SoftRestartMessage + "==================================")
core.DumpGoRoutinesToLog(goRoutinesNumberStart, log)
return nil
}
return fmt.Errorf("not reshuffled, closing")
}
func (nr *nodeRunner) logInformation(
coreComponents mainFactory.CoreComponentsHolder,
cryptoComponents mainFactory.CryptoComponentsHolder,
bootstrapComponents mainFactory.BootstrapComponentsHolder,
) {
log.Info("Bootstrap", "epoch", bootstrapComponents.EpochBootstrapParams().Epoch())
if bootstrapComponents.EpochBootstrapParams().NodesConfig() != nil {
log.Info("the epoch from nodesConfig is",
"epoch", bootstrapComponents.EpochBootstrapParams().NodesConfig().CurrentEpoch)
}
var shardIdString = core.GetShardIDString(bootstrapComponents.ShardCoordinator().SelfId())
logger.SetCorrelationShard(shardIdString)
sessionInfoFileOutput := fmt.Sprintf("%s:%s\n%s:%s\n%s:%v\n%s:%s\n%s:%v\n",
"PkBlockSign", cryptoComponents.PublicKeyString(),
"ShardId", shardIdString,
"TotalShards", bootstrapComponents.ShardCoordinator().NumberOfShards(),
"AppVersion", nr.configs.FlagsConfig.Version,
"GenesisTimeStamp", coreComponents.GenesisTime().Unix(),
)
sessionInfoFileOutput += "\nStarted with parameters:\n"
sessionInfoFileOutput += nr.configs.FlagsConfig.SessionInfoFileOutput
nr.logSessionInformation(nr.configs.FlagsConfig.WorkingDir, sessionInfoFileOutput, coreComponents)
}
func (nr *nodeRunner) getNodesFileName() (string, error) {
flagsConfig := nr.configs.FlagsConfig
configurationPaths := nr.configs.ConfigurationPathsHolder
nodesFileName := configurationPaths.Nodes
exportFolder := filepath.Join(flagsConfig.WorkingDir, nr.configs.GeneralConfig.Hardfork.ImportFolder)
if nr.configs.GeneralConfig.Hardfork.AfterHardFork {
exportFolderNodesSetupPath := filepath.Join(exportFolder, common.NodesSetupJsonFileName)
if !core.FileExists(exportFolderNodesSetupPath) {
return "", fmt.Errorf("cannot find %s in the export folder", common.NodesSetupJsonFileName)
}
nodesFileName = exportFolderNodesSetupPath
}
return nodesFileName, nil
}
// CreateManagedStatusComponents is the managed status components factory
func (nr *nodeRunner) CreateManagedStatusComponents(
managedCoreComponents mainFactory.CoreComponentsHolder,
managedNetworkComponents mainFactory.NetworkComponentsHolder,
managedBootstrapComponents mainFactory.BootstrapComponentsHolder,
managedDataComponents mainFactory.DataComponentsHolder,
managedStateComponents mainFactory.StateComponentsHolder,
nodesCoordinator nodesCoordinator.NodesCoordinator,
isInImportMode bool,
) (mainFactory.StatusComponentsHandler, error) {
statArgs := mainFactory.StatusComponentsFactoryArgs{
Config: *nr.configs.GeneralConfig,
ExternalConfig: *nr.configs.ExternalConfig,
EconomicsConfig: *nr.configs.EconomicsConfig,
ShardCoordinator: managedBootstrapComponents.ShardCoordinator(),
NodesCoordinator: nodesCoordinator,
EpochStartNotifier: managedCoreComponents.EpochStartNotifierWithConfirm(),
CoreComponents: managedCoreComponents,
DataComponents: managedDataComponents,
NetworkComponents: managedNetworkComponents,
StateComponents: managedStateComponents,
IsInImportMode: isInImportMode,
}
statusComponentsFactory, err := mainFactory.NewStatusComponentsFactory(statArgs)
if err != nil {
return nil, fmt.Errorf("NewStatusComponentsFactory failed: %w", err)
}
managedStatusComponents, err := mainFactory.NewManagedStatusComponents(statusComponentsFactory)
if err != nil {
return nil, err
}
err = managedStatusComponents.Create()
if err != nil {
return nil, err
}
return managedStatusComponents, nil
}
func (nr *nodeRunner) logSessionInformation(
workingDir string,
sessionInfoFileOutput string,
coreComponents mainFactory.CoreComponentsHolder,
) {
statsFolder := filepath.Join(workingDir, common.DefaultStatsPath)
configurationPaths := nr.configs.ConfigurationPathsHolder
copyConfigToStatsFolder(
statsFolder,
configurationPaths.GasScheduleDirectoryName,
[]string{
configurationPaths.MainConfig,
configurationPaths.Economics,
configurationPaths.Ratings,
configurationPaths.Preferences,
configurationPaths.P2p,
configurationPaths.Genesis,
configurationPaths.Nodes,
configurationPaths.ApiRoutes,
configurationPaths.External,
configurationPaths.SystemSC,
configurationPaths.RoundActivation,
configurationPaths.Epoch,
})
statsFile := filepath.Join(statsFolder, "session.info")
err := ioutil.WriteFile(statsFile, []byte(sessionInfoFileOutput), core.FileModeReadWrite)
log.LogIfError(err)
computedRatingsDataStr := createStringFromRatingsData(coreComponents.RatingsData())
log.Debug("rating data", "rating", computedRatingsDataStr)
}
// CreateManagedProcessComponents is the managed process components factory
func (nr *nodeRunner) CreateManagedProcessComponents(
coreComponents mainFactory.CoreComponentsHolder,
cryptoComponents mainFactory.CryptoComponentsHolder,
networkComponents mainFactory.NetworkComponentsHolder,
bootstrapComponents mainFactory.BootstrapComponentsHolder,
stateComponents mainFactory.StateComponentsHolder,
dataComponents mainFactory.DataComponentsHolder,
statusComponents mainFactory.StatusComponentsHolder,
gasScheduleNotifier core.GasScheduleNotifier,
nodesCoordinator nodesCoordinator.NodesCoordinator,
) (mainFactory.ProcessComponentsHandler, error) {
configs := nr.configs
configurationPaths := nr.configs.ConfigurationPathsHolder
importStartHandler, err := trigger.NewImportStartHandler(filepath.Join(configs.FlagsConfig.WorkingDir, common.DefaultDBPath), configs.FlagsConfig.Version)
if err != nil {
return nil, err
}
totalSupply, ok := big.NewInt(0).SetString(configs.EconomicsConfig.GlobalSettings.GenesisTotalSupply, 10)
if !ok {
return nil, fmt.Errorf("can not parse total suply from economics.toml, %s is not a valid value",
configs.EconomicsConfig.GlobalSettings.GenesisTotalSupply)
}
mintingSenderAddress := configs.EconomicsConfig.GlobalSettings.GenesisMintingSenderAddress
args := genesis.AccountsParserArgs{
GenesisFilePath: configurationPaths.Genesis,
EntireSupply: totalSupply,
MinterAddress: mintingSenderAddress,
PubkeyConverter: coreComponents.AddressPubKeyConverter(),
KeyGenerator: cryptoComponents.TxSignKeyGen(),
Hasher: coreComponents.Hasher(),
Marshalizer: coreComponents.InternalMarshalizer(),
}