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1495 lines
45 KiB
1495 lines
45 KiB
package node
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import (
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"bytes"
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"context"
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"errors"
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"fmt"
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"net"
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"net/http"
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_ "net/http/pprof" // nolint: gosec // securely exposed on separate, optional port
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"time"
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"github.com/prometheus/client_golang/prometheus"
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"github.com/prometheus/client_golang/prometheus/promhttp"
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"github.com/rs/cors"
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dbm "github.com/tendermint/tm-db"
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abci "github.com/tendermint/tendermint/abci/types"
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bcv0 "github.com/tendermint/tendermint/blockchain/v0"
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bcv2 "github.com/tendermint/tendermint/blockchain/v2"
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cfg "github.com/tendermint/tendermint/config"
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cs "github.com/tendermint/tendermint/consensus"
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"github.com/tendermint/tendermint/crypto"
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"github.com/tendermint/tendermint/evidence"
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tmjson "github.com/tendermint/tendermint/libs/json"
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"github.com/tendermint/tendermint/libs/log"
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tmnet "github.com/tendermint/tendermint/libs/net"
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tmpubsub "github.com/tendermint/tendermint/libs/pubsub"
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"github.com/tendermint/tendermint/libs/service"
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"github.com/tendermint/tendermint/light"
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mempl "github.com/tendermint/tendermint/mempool"
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"github.com/tendermint/tendermint/p2p"
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"github.com/tendermint/tendermint/p2p/pex"
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"github.com/tendermint/tendermint/privval"
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tmgrpc "github.com/tendermint/tendermint/privval/grpc"
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"github.com/tendermint/tendermint/proxy"
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rpccore "github.com/tendermint/tendermint/rpc/core"
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grpccore "github.com/tendermint/tendermint/rpc/grpc"
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rpcserver "github.com/tendermint/tendermint/rpc/jsonrpc/server"
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sm "github.com/tendermint/tendermint/state"
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"github.com/tendermint/tendermint/state/txindex"
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"github.com/tendermint/tendermint/state/txindex/kv"
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"github.com/tendermint/tendermint/state/txindex/null"
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"github.com/tendermint/tendermint/statesync"
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"github.com/tendermint/tendermint/store"
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"github.com/tendermint/tendermint/types"
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tmtime "github.com/tendermint/tendermint/types/time"
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"github.com/tendermint/tendermint/version"
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)
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//------------------------------------------------------------------------------
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// DBContext specifies config information for loading a new DB.
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type DBContext struct {
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ID string
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Config *cfg.Config
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}
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// DBProvider takes a DBContext and returns an instantiated DB.
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type DBProvider func(*DBContext) (dbm.DB, error)
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// DefaultDBProvider returns a database using the DBBackend and DBDir
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// specified in the ctx.Config.
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func DefaultDBProvider(ctx *DBContext) (dbm.DB, error) {
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dbType := dbm.BackendType(ctx.Config.DBBackend)
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return dbm.NewDB(ctx.ID, dbType, ctx.Config.DBDir())
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}
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// GenesisDocProvider returns a GenesisDoc.
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// It allows the GenesisDoc to be pulled from sources other than the
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// filesystem, for instance from a distributed key-value store cluster.
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type GenesisDocProvider func() (*types.GenesisDoc, error)
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// DefaultGenesisDocProviderFunc returns a GenesisDocProvider that loads
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// the GenesisDoc from the config.GenesisFile() on the filesystem.
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func DefaultGenesisDocProviderFunc(config *cfg.Config) GenesisDocProvider {
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return func() (*types.GenesisDoc, error) {
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return types.GenesisDocFromFile(config.GenesisFile())
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}
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}
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// Provider takes a config and a logger and returns a ready to go Node.
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type Provider func(*cfg.Config, log.Logger) (*Node, error)
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// DefaultNewNode returns a Tendermint node with default settings for the
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// PrivValidator, ClientCreator, GenesisDoc, and DBProvider.
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// It implements NodeProvider.
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func DefaultNewNode(config *cfg.Config, logger log.Logger) (*Node, error) {
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nodeKey, err := p2p.LoadOrGenNodeKey(config.NodeKeyFile())
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if err != nil {
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return nil, fmt.Errorf("failed to load or gen node key %s: %w", config.NodeKeyFile(), err)
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}
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pval, err := privval.LoadOrGenFilePV(config.PrivValidatorKeyFile(), config.PrivValidatorStateFile())
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if err != nil {
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return nil, err
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}
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return NewNode(config,
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pval,
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nodeKey,
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proxy.DefaultClientCreator(config.ProxyApp, config.ABCI, config.DBDir()),
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DefaultGenesisDocProviderFunc(config),
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DefaultDBProvider,
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DefaultMetricsProvider(config.Instrumentation),
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logger,
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)
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}
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// MetricsProvider returns a consensus, p2p and mempool Metrics.
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type MetricsProvider func(chainID string) (*cs.Metrics, *p2p.Metrics, *mempl.Metrics, *sm.Metrics)
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// DefaultMetricsProvider returns Metrics build using Prometheus client library
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// if Prometheus is enabled. Otherwise, it returns no-op Metrics.
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func DefaultMetricsProvider(config *cfg.InstrumentationConfig) MetricsProvider {
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return func(chainID string) (*cs.Metrics, *p2p.Metrics, *mempl.Metrics, *sm.Metrics) {
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if config.Prometheus {
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return cs.PrometheusMetrics(config.Namespace, "chain_id", chainID),
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p2p.PrometheusMetrics(config.Namespace, "chain_id", chainID),
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mempl.PrometheusMetrics(config.Namespace, "chain_id", chainID),
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sm.PrometheusMetrics(config.Namespace, "chain_id", chainID)
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}
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return cs.NopMetrics(), p2p.NopMetrics(), mempl.NopMetrics(), sm.NopMetrics()
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}
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}
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// Option sets a parameter for the node.
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type Option func(*Node)
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// Temporary interface for switching to fast sync, we should get rid of v0.
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// See: https://github.com/tendermint/tendermint/issues/4595
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type fastSyncReactor interface {
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SwitchToFastSync(sm.State) error
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}
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// CustomReactors allows you to add custom reactors (name -> p2p.Reactor) to
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// the node's Switch.
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//
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// WARNING: using any name from the below list of the existing reactors will
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// result in replacing it with the custom one.
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//
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// - MEMPOOL
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// - BLOCKCHAIN
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// - CONSENSUS
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// - EVIDENCE
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// - PEX
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// - STATESYNC
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func CustomReactors(reactors map[string]p2p.Reactor) Option {
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return func(n *Node) {
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for name, reactor := range reactors {
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if existingReactor := n.sw.Reactor(name); existingReactor != nil {
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n.sw.Logger.Info("Replacing existing reactor with a custom one",
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"name", name, "existing", existingReactor, "custom", reactor)
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n.sw.RemoveReactor(name, existingReactor)
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}
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n.sw.AddReactor(name, reactor)
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}
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}
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}
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// StateProvider overrides the state provider used by state sync to retrieve trusted app hashes and
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// build a State object for bootstrapping the node.
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// WARNING: this interface is considered unstable and subject to change.
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func StateProvider(stateProvider statesync.StateProvider) Option {
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return func(n *Node) {
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n.stateSyncProvider = stateProvider
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}
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}
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//------------------------------------------------------------------------------
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// Node is the highest level interface to a full Tendermint node.
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// It includes all configuration information and running services.
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type Node struct {
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service.BaseService
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// config
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config *cfg.Config
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genesisDoc *types.GenesisDoc // initial validator set
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privValidator types.PrivValidator // local node's validator key
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// network
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transport *p2p.MConnTransport
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sw *p2p.Switch // p2p connections
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addrBook pex.AddrBook // known peers
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nodeInfo p2p.NodeInfo
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nodeKey p2p.NodeKey // our node privkey
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isListening bool
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// services
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eventBus *types.EventBus // pub/sub for services
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stateStore sm.Store
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blockStore *store.BlockStore // store the blockchain to disk
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bcReactor service.Service // for fast-syncing
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mempoolReactor *mempl.Reactor // for gossipping transactions
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mempool mempl.Mempool
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stateSync bool // whether the node should state sync on startup
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stateSyncReactor *statesync.Reactor // for hosting and restoring state sync snapshots
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stateSyncProvider statesync.StateProvider // provides state data for bootstrapping a node
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stateSyncGenesis sm.State // provides the genesis state for state sync
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consensusState *cs.State // latest consensus state
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consensusReactor *cs.Reactor // for participating in the consensus
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pexReactor *pex.Reactor // for exchanging peer addresses
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evidenceReactor *evidence.Reactor
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evidencePool *evidence.Pool // tracking evidence
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proxyApp proxy.AppConns // connection to the application
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rpcListeners []net.Listener // rpc servers
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txIndexer txindex.TxIndexer
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indexerService *txindex.IndexerService
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prometheusSrv *http.Server
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}
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func initDBs(config *cfg.Config, dbProvider DBProvider) (blockStore *store.BlockStore, stateDB dbm.DB, err error) {
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var blockStoreDB dbm.DB
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blockStoreDB, err = dbProvider(&DBContext{"blockstore", config})
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if err != nil {
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return
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}
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blockStore = store.NewBlockStore(blockStoreDB)
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stateDB, err = dbProvider(&DBContext{"state", config})
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if err != nil {
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return
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}
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return
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}
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func createAndStartProxyAppConns(clientCreator proxy.ClientCreator, logger log.Logger) (proxy.AppConns, error) {
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proxyApp := proxy.NewAppConns(clientCreator)
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proxyApp.SetLogger(logger.With("module", "proxy"))
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if err := proxyApp.Start(); err != nil {
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return nil, fmt.Errorf("error starting proxy app connections: %v", err)
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}
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return proxyApp, nil
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}
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func createAndStartEventBus(logger log.Logger) (*types.EventBus, error) {
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eventBus := types.NewEventBus()
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eventBus.SetLogger(logger.With("module", "events"))
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if err := eventBus.Start(); err != nil {
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return nil, err
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}
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return eventBus, nil
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}
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func createAndStartIndexerService(config *cfg.Config, dbProvider DBProvider,
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eventBus *types.EventBus, logger log.Logger) (*txindex.IndexerService, txindex.TxIndexer, error) {
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var txIndexer txindex.TxIndexer
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switch config.TxIndex.Indexer {
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case "kv":
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store, err := dbProvider(&DBContext{"tx_index", config})
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if err != nil {
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return nil, nil, err
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}
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txIndexer = kv.NewTxIndex(store)
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default:
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txIndexer = &null.TxIndex{}
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}
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indexerService := txindex.NewIndexerService(txIndexer, eventBus)
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indexerService.SetLogger(logger.With("module", "txindex"))
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if err := indexerService.Start(); err != nil {
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return nil, nil, err
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}
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return indexerService, txIndexer, nil
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}
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func doHandshake(
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stateStore sm.Store,
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state sm.State,
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blockStore sm.BlockStore,
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genDoc *types.GenesisDoc,
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eventBus types.BlockEventPublisher,
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proxyApp proxy.AppConns,
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consensusLogger log.Logger) error {
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handshaker := cs.NewHandshaker(stateStore, state, blockStore, genDoc)
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handshaker.SetLogger(consensusLogger)
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handshaker.SetEventBus(eventBus)
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if err := handshaker.Handshake(proxyApp); err != nil {
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return fmt.Errorf("error during handshake: %v", err)
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}
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return nil
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}
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func logNodeStartupInfo(state sm.State, pubKey crypto.PubKey, logger, consensusLogger log.Logger) {
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// Log the version info.
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logger.Info("Version info",
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"software", version.TMCoreSemVer,
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"block", version.BlockProtocol,
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"p2p", version.P2PProtocol,
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)
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// If the state and software differ in block version, at least log it.
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if state.Version.Consensus.Block != version.BlockProtocol {
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logger.Info("Software and state have different block protocols",
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"software", version.BlockProtocol,
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"state", state.Version.Consensus.Block,
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)
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}
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addr := pubKey.Address()
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// Log whether this node is a validator or an observer
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if state.Validators.HasAddress(addr) {
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consensusLogger.Info("This node is a validator", "addr", addr, "pubKey", pubKey)
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} else {
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consensusLogger.Info("This node is not a validator", "addr", addr, "pubKey", pubKey)
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}
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}
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func onlyValidatorIsUs(state sm.State, pubKey crypto.PubKey) bool {
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if state.Validators.Size() > 1 {
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return false
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}
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addr, _ := state.Validators.GetByIndex(0)
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return bytes.Equal(pubKey.Address(), addr)
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}
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func createMempoolAndMempoolReactor(config *cfg.Config, proxyApp proxy.AppConns,
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state sm.State, memplMetrics *mempl.Metrics, logger log.Logger) (*mempl.Reactor, *mempl.CListMempool) {
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mempool := mempl.NewCListMempool(
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config.Mempool,
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proxyApp.Mempool(),
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state.LastBlockHeight,
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mempl.WithMetrics(memplMetrics),
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mempl.WithPreCheck(sm.TxPreCheck(state)),
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mempl.WithPostCheck(sm.TxPostCheck(state)),
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)
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mempoolLogger := logger.With("module", "mempool")
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mempoolReactor := mempl.NewReactor(config.Mempool, mempool)
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mempoolReactor.SetLogger(mempoolLogger)
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if config.Consensus.WaitForTxs() {
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mempool.EnableTxsAvailable()
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}
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return mempoolReactor, mempool
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}
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|
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func createEvidenceReactor(
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config *cfg.Config,
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dbProvider DBProvider,
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stateDB dbm.DB,
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blockStore *store.BlockStore,
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logger log.Logger,
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) (*p2p.ReactorShim, *evidence.Reactor, *evidence.Pool, error) {
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evidenceDB, err := dbProvider(&DBContext{"evidence", config})
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if err != nil {
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return nil, nil, nil, err
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}
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logger = logger.With("module", "evidence")
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evidencePool, err := evidence.NewPool(logger, evidenceDB, sm.NewStore(stateDB), blockStore)
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if err != nil {
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return nil, nil, nil, err
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}
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evidenceReactorShim := p2p.NewReactorShim(logger, "EvidenceShim", evidence.ChannelShims)
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evidenceReactor := evidence.NewReactor(
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logger,
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evidenceReactorShim.GetChannel(evidence.EvidenceChannel),
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evidenceReactorShim.PeerUpdates,
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evidencePool,
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)
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return evidenceReactorShim, evidenceReactor, evidencePool, nil
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}
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|
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func createBlockchainReactor(
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logger log.Logger,
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config *cfg.Config,
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state sm.State,
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blockExec *sm.BlockExecutor,
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blockStore *store.BlockStore,
|
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csReactor *cs.Reactor,
|
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fastSync bool,
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) (*p2p.ReactorShim, service.Service, error) {
|
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|
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logger = logger.With("module", "blockchain")
|
|
|
|
switch config.FastSync.Version {
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case "v0":
|
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reactorShim := p2p.NewReactorShim(logger, "BlockchainShim", bcv0.ChannelShims)
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|
|
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reactor, err := bcv0.NewReactor(
|
|
logger, state.Copy(), blockExec, blockStore, csReactor,
|
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reactorShim.GetChannel(bcv0.BlockchainChannel), reactorShim.PeerUpdates, fastSync,
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|
)
|
|
if err != nil {
|
|
return nil, nil, err
|
|
}
|
|
|
|
return reactorShim, reactor, nil
|
|
|
|
case "v2":
|
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reactor := bcv2.NewBlockchainReactor(state.Copy(), blockExec, blockStore, fastSync)
|
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reactor.SetLogger(logger)
|
|
|
|
return nil, reactor, nil
|
|
|
|
default:
|
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return nil, nil, fmt.Errorf("unknown fastsync version %s", config.FastSync.Version)
|
|
}
|
|
}
|
|
|
|
func createConsensusReactor(config *cfg.Config,
|
|
state sm.State,
|
|
blockExec *sm.BlockExecutor,
|
|
blockStore sm.BlockStore,
|
|
mempool *mempl.CListMempool,
|
|
evidencePool *evidence.Pool,
|
|
privValidator types.PrivValidator,
|
|
csMetrics *cs.Metrics,
|
|
waitSync bool,
|
|
eventBus *types.EventBus,
|
|
consensusLogger log.Logger) (*cs.Reactor, *cs.State) {
|
|
|
|
consensusState := cs.NewState(
|
|
config.Consensus,
|
|
state.Copy(),
|
|
blockExec,
|
|
blockStore,
|
|
mempool,
|
|
evidencePool,
|
|
cs.StateMetrics(csMetrics),
|
|
)
|
|
consensusState.SetLogger(consensusLogger)
|
|
if privValidator != nil {
|
|
consensusState.SetPrivValidator(privValidator)
|
|
}
|
|
consensusReactor := cs.NewReactor(consensusState, waitSync, cs.ReactorMetrics(csMetrics))
|
|
consensusReactor.SetLogger(consensusLogger)
|
|
// services which will be publishing and/or subscribing for messages (events)
|
|
// consensusReactor will set it on consensusState and blockExecutor
|
|
consensusReactor.SetEventBus(eventBus)
|
|
return consensusReactor, consensusState
|
|
}
|
|
|
|
func createTransport(
|
|
logger log.Logger,
|
|
config *cfg.Config,
|
|
nodeInfo p2p.NodeInfo,
|
|
nodeKey p2p.NodeKey,
|
|
proxyApp proxy.AppConns,
|
|
) (
|
|
*p2p.MConnTransport,
|
|
[]p2p.PeerFilterFunc,
|
|
) {
|
|
var (
|
|
connFilters = []p2p.ConnFilterFunc{}
|
|
peerFilters = []p2p.PeerFilterFunc{}
|
|
)
|
|
|
|
if !config.P2P.AllowDuplicateIP {
|
|
connFilters = append(connFilters, p2p.ConnDuplicateIPFilter)
|
|
}
|
|
|
|
// Filter peers by addr or pubkey with an ABCI query.
|
|
// If the query return code is OK, add peer.
|
|
if config.FilterPeers {
|
|
connFilters = append(
|
|
connFilters,
|
|
// ABCI query for address filtering.
|
|
func(_ p2p.ConnSet, c net.Conn, _ []net.IP) error {
|
|
res, err := proxyApp.Query().QuerySync(context.Background(), abci.RequestQuery{
|
|
Path: fmt.Sprintf("/p2p/filter/addr/%s", c.RemoteAddr().String()),
|
|
})
|
|
if err != nil {
|
|
return err
|
|
}
|
|
if res.IsErr() {
|
|
return fmt.Errorf("error querying abci app: %v", res)
|
|
}
|
|
|
|
return nil
|
|
},
|
|
)
|
|
|
|
peerFilters = append(
|
|
peerFilters,
|
|
// ABCI query for ID filtering.
|
|
func(_ p2p.IPeerSet, p p2p.Peer) error {
|
|
res, err := proxyApp.Query().QuerySync(context.Background(), abci.RequestQuery{
|
|
Path: fmt.Sprintf("/p2p/filter/id/%s", p.ID()),
|
|
})
|
|
if err != nil {
|
|
return err
|
|
}
|
|
if res.IsErr() {
|
|
return fmt.Errorf("error querying abci app: %v", res)
|
|
}
|
|
|
|
return nil
|
|
},
|
|
)
|
|
}
|
|
|
|
transport := p2p.NewMConnTransport(
|
|
logger, nodeInfo, nodeKey.PrivKey, p2p.MConnConfig(config.P2P),
|
|
p2p.MConnTransportConnFilters(connFilters...),
|
|
p2p.MConnTransportMaxIncomingConnections(config.P2P.MaxNumInboundPeers+
|
|
len(splitAndTrimEmpty(config.P2P.UnconditionalPeerIDs, ",", " "))),
|
|
)
|
|
|
|
return transport, peerFilters
|
|
}
|
|
|
|
func createSwitch(config *cfg.Config,
|
|
transport p2p.Transport,
|
|
p2pMetrics *p2p.Metrics,
|
|
peerFilters []p2p.PeerFilterFunc,
|
|
mempoolReactor *mempl.Reactor,
|
|
bcReactor p2p.Reactor,
|
|
stateSyncReactor *p2p.ReactorShim,
|
|
consensusReactor *cs.Reactor,
|
|
evidenceReactor *p2p.ReactorShim,
|
|
nodeInfo p2p.NodeInfo,
|
|
nodeKey p2p.NodeKey,
|
|
p2pLogger log.Logger) *p2p.Switch {
|
|
|
|
sw := p2p.NewSwitch(
|
|
config.P2P,
|
|
transport,
|
|
p2p.WithMetrics(p2pMetrics),
|
|
p2p.SwitchPeerFilters(peerFilters...),
|
|
)
|
|
sw.SetLogger(p2pLogger)
|
|
sw.AddReactor("MEMPOOL", mempoolReactor)
|
|
sw.AddReactor("BLOCKCHAIN", bcReactor)
|
|
sw.AddReactor("CONSENSUS", consensusReactor)
|
|
sw.AddReactor("EVIDENCE", evidenceReactor)
|
|
sw.AddReactor("STATESYNC", stateSyncReactor)
|
|
|
|
sw.SetNodeInfo(nodeInfo)
|
|
sw.SetNodeKey(nodeKey)
|
|
|
|
p2pLogger.Info("P2P Node ID", "ID", nodeKey.ID, "file", config.NodeKeyFile())
|
|
return sw
|
|
}
|
|
|
|
func createAddrBookAndSetOnSwitch(config *cfg.Config, sw *p2p.Switch,
|
|
p2pLogger log.Logger, nodeKey p2p.NodeKey) (pex.AddrBook, error) {
|
|
|
|
addrBook := pex.NewAddrBook(config.P2P.AddrBookFile(), config.P2P.AddrBookStrict)
|
|
addrBook.SetLogger(p2pLogger.With("book", config.P2P.AddrBookFile()))
|
|
|
|
// Add ourselves to addrbook to prevent dialing ourselves
|
|
if config.P2P.ExternalAddress != "" {
|
|
addr, err := p2p.NewNetAddressString(p2p.IDAddressString(nodeKey.ID, config.P2P.ExternalAddress))
|
|
if err != nil {
|
|
return nil, fmt.Errorf("p2p.external_address is incorrect: %w", err)
|
|
}
|
|
addrBook.AddOurAddress(addr)
|
|
}
|
|
if config.P2P.ListenAddress != "" {
|
|
addr, err := p2p.NewNetAddressString(p2p.IDAddressString(nodeKey.ID, config.P2P.ListenAddress))
|
|
if err != nil {
|
|
return nil, fmt.Errorf("p2p.laddr is incorrect: %w", err)
|
|
}
|
|
addrBook.AddOurAddress(addr)
|
|
}
|
|
|
|
sw.SetAddrBook(addrBook)
|
|
|
|
return addrBook, nil
|
|
}
|
|
|
|
func createPEXReactorAndAddToSwitch(addrBook pex.AddrBook, config *cfg.Config,
|
|
sw *p2p.Switch, logger log.Logger) *pex.Reactor {
|
|
|
|
// TODO persistent peers ? so we can have their DNS addrs saved
|
|
pexReactor := pex.NewReactor(addrBook,
|
|
&pex.ReactorConfig{
|
|
Seeds: splitAndTrimEmpty(config.P2P.Seeds, ",", " "),
|
|
SeedMode: config.P2P.SeedMode,
|
|
// See consensus/reactor.go: blocksToContributeToBecomeGoodPeer 10000
|
|
// blocks assuming 10s blocks ~ 28 hours.
|
|
// TODO (melekes): make it dynamic based on the actual block latencies
|
|
// from the live network.
|
|
// https://github.com/tendermint/tendermint/issues/3523
|
|
SeedDisconnectWaitPeriod: 28 * time.Hour,
|
|
PersistentPeersMaxDialPeriod: config.P2P.PersistentPeersMaxDialPeriod,
|
|
})
|
|
pexReactor.SetLogger(logger.With("module", "pex"))
|
|
sw.AddReactor("PEX", pexReactor)
|
|
return pexReactor
|
|
}
|
|
|
|
// startStateSync starts an asynchronous state sync process, then switches to fast sync mode.
|
|
func startStateSync(ssR *statesync.Reactor, bcR fastSyncReactor, conR *cs.Reactor,
|
|
stateProvider statesync.StateProvider, config *cfg.StateSyncConfig, fastSync bool,
|
|
stateStore sm.Store, blockStore *store.BlockStore, state sm.State) error {
|
|
ssR.Logger.Info("Starting state sync")
|
|
|
|
if stateProvider == nil {
|
|
var err error
|
|
ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
|
|
defer cancel()
|
|
stateProvider, err = statesync.NewLightClientStateProvider(
|
|
ctx,
|
|
state.ChainID, state.Version, state.InitialHeight,
|
|
config.RPCServers, light.TrustOptions{
|
|
Period: config.TrustPeriod,
|
|
Height: config.TrustHeight,
|
|
Hash: config.TrustHashBytes(),
|
|
}, ssR.Logger.With("module", "light"))
|
|
if err != nil {
|
|
return fmt.Errorf("failed to set up light client state provider: %w", err)
|
|
}
|
|
}
|
|
|
|
go func() {
|
|
state, commit, err := ssR.Sync(stateProvider, config.DiscoveryTime)
|
|
if err != nil {
|
|
ssR.Logger.Error("State sync failed", "err", err)
|
|
return
|
|
}
|
|
err = stateStore.Bootstrap(state)
|
|
if err != nil {
|
|
ssR.Logger.Error("Failed to bootstrap node with new state", "err", err)
|
|
return
|
|
}
|
|
err = blockStore.SaveSeenCommit(state.LastBlockHeight, commit)
|
|
if err != nil {
|
|
ssR.Logger.Error("Failed to store last seen commit", "err", err)
|
|
return
|
|
}
|
|
|
|
if fastSync {
|
|
// FIXME Very ugly to have these metrics bleed through here.
|
|
conR.Metrics.StateSyncing.Set(0)
|
|
conR.Metrics.FastSyncing.Set(1)
|
|
err = bcR.SwitchToFastSync(state)
|
|
if err != nil {
|
|
ssR.Logger.Error("Failed to switch to fast sync", "err", err)
|
|
return
|
|
}
|
|
} else {
|
|
conR.SwitchToConsensus(state, true)
|
|
}
|
|
}()
|
|
return nil
|
|
}
|
|
|
|
// NewNode returns a new, ready to go, Tendermint Node.
|
|
func NewNode(config *cfg.Config,
|
|
privValidator types.PrivValidator,
|
|
nodeKey p2p.NodeKey,
|
|
clientCreator proxy.ClientCreator,
|
|
genesisDocProvider GenesisDocProvider,
|
|
dbProvider DBProvider,
|
|
metricsProvider MetricsProvider,
|
|
logger log.Logger,
|
|
options ...Option) (*Node, error) {
|
|
|
|
blockStore, stateDB, err := initDBs(config, dbProvider)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
stateStore := sm.NewStore(stateDB)
|
|
|
|
state, genDoc, err := LoadStateFromDBOrGenesisDocProvider(stateDB, genesisDocProvider)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
// Create the proxyApp and establish connections to the ABCI app (consensus, mempool, query).
|
|
proxyApp, err := createAndStartProxyAppConns(clientCreator, logger)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
// EventBus and IndexerService must be started before the handshake because
|
|
// we might need to index the txs of the replayed block as this might not have happened
|
|
// when the node stopped last time (i.e. the node stopped after it saved the block
|
|
// but before it indexed the txs, or, endblocker panicked)
|
|
eventBus, err := createAndStartEventBus(logger)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
// Transaction indexing
|
|
indexerService, txIndexer, err := createAndStartIndexerService(config, dbProvider, eventBus, logger)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
// If an address is provided, listen on the socket for a connection from an
|
|
// external signing process.
|
|
if config.PrivValidatorListenAddr != "" {
|
|
protocol, _ := tmnet.ProtocolAndAddress(config.PrivValidatorListenAddr)
|
|
// FIXME: we should start services inside OnStart
|
|
switch protocol {
|
|
case "grpc":
|
|
privValidator, err = createAndStartPrivValidatorGRPCClient(config, genDoc.ChainID, logger)
|
|
if err != nil {
|
|
return nil, fmt.Errorf("error with private validator grpc client: %w", err)
|
|
}
|
|
default:
|
|
privValidator, err = createAndStartPrivValidatorSocketClient(config.PrivValidatorListenAddr, genDoc.ChainID, logger)
|
|
if err != nil {
|
|
return nil, fmt.Errorf("error with private validator socket client: %w", err)
|
|
}
|
|
}
|
|
}
|
|
|
|
pubKey, err := privValidator.GetPubKey()
|
|
if err != nil {
|
|
return nil, fmt.Errorf("can't get pubkey: %w", err)
|
|
}
|
|
|
|
// Determine whether we should attempt state sync.
|
|
stateSync := config.StateSync.Enable && !onlyValidatorIsUs(state, pubKey)
|
|
if stateSync && state.LastBlockHeight > 0 {
|
|
logger.Info("Found local state with non-zero height, skipping state sync")
|
|
stateSync = false
|
|
}
|
|
|
|
// Create the handshaker, which calls RequestInfo, sets the AppVersion on the state,
|
|
// and replays any blocks as necessary to sync tendermint with the app.
|
|
consensusLogger := logger.With("module", "consensus")
|
|
if !stateSync {
|
|
if err := doHandshake(stateStore, state, blockStore, genDoc, eventBus, proxyApp, consensusLogger); err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
// Reload the state. It will have the Version.Consensus.App set by the
|
|
// Handshake, and may have other modifications as well (ie. depending on
|
|
// what happened during block replay).
|
|
state, err = stateStore.Load()
|
|
if err != nil {
|
|
return nil, fmt.Errorf("cannot load state: %w", err)
|
|
}
|
|
}
|
|
|
|
// Determine whether we should do fast sync. This must happen after the handshake, since the
|
|
// app may modify the validator set, specifying ourself as the only validator.
|
|
fastSync := config.FastSyncMode && !onlyValidatorIsUs(state, pubKey)
|
|
|
|
logNodeStartupInfo(state, pubKey, logger, consensusLogger)
|
|
|
|
csMetrics, p2pMetrics, memplMetrics, smMetrics := metricsProvider(genDoc.ChainID)
|
|
|
|
// Make MempoolReactor
|
|
mempoolReactor, mempool := createMempoolAndMempoolReactor(config, proxyApp, state, memplMetrics, logger)
|
|
|
|
evReactorShim, evReactor, evPool, err := createEvidenceReactor(config, dbProvider, stateDB, blockStore, logger)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
// make block executor for consensus and blockchain reactors to execute blocks
|
|
blockExec := sm.NewBlockExecutor(
|
|
stateStore,
|
|
logger.With("module", "state"),
|
|
proxyApp.Consensus(),
|
|
mempool,
|
|
evPool,
|
|
sm.BlockExecutorWithMetrics(smMetrics),
|
|
)
|
|
|
|
csReactor, csState := createConsensusReactor(
|
|
config, state, blockExec, blockStore, mempool, evPool,
|
|
privValidator, csMetrics, stateSync || fastSync, eventBus, consensusLogger,
|
|
)
|
|
|
|
// Create the blockchain reactor. Note, we do not start fast sync if we're
|
|
// doing a state sync first.
|
|
bcReactorShim, bcReactor, err := createBlockchainReactor(
|
|
logger, config, state, blockExec, blockStore, csReactor, fastSync && !stateSync,
|
|
)
|
|
if err != nil {
|
|
return nil, fmt.Errorf("could not create blockchain reactor: %w", err)
|
|
}
|
|
|
|
// TODO: Remove this once the switch is removed.
|
|
var bcReactorForSwitch p2p.Reactor
|
|
if bcReactorShim != nil {
|
|
bcReactorForSwitch = bcReactorShim
|
|
} else {
|
|
bcReactorForSwitch = bcReactor.(p2p.Reactor)
|
|
}
|
|
|
|
// Make ConsensusReactor. Don't enable fully if doing a state sync and/or fast sync first.
|
|
// FIXME We need to update metrics here, since other reactors don't have access to them.
|
|
if stateSync {
|
|
csMetrics.StateSyncing.Set(1)
|
|
} else if fastSync {
|
|
csMetrics.FastSyncing.Set(1)
|
|
}
|
|
|
|
// Set up state sync reactor, and schedule a sync if requested.
|
|
// FIXME The way we do phased startups (e.g. replay -> fast sync -> consensus) is very messy,
|
|
// we should clean this whole thing up. See:
|
|
// https://github.com/tendermint/tendermint/issues/4644
|
|
stateSyncReactorShim := p2p.NewReactorShim(logger.With("module", "statesync"), "StateSyncShim", statesync.ChannelShims)
|
|
|
|
stateSyncReactor := statesync.NewReactor(
|
|
stateSyncReactorShim.Logger,
|
|
proxyApp.Snapshot(),
|
|
proxyApp.Query(),
|
|
stateSyncReactorShim.GetChannel(statesync.SnapshotChannel),
|
|
stateSyncReactorShim.GetChannel(statesync.ChunkChannel),
|
|
stateSyncReactorShim.PeerUpdates,
|
|
config.StateSync.TempDir,
|
|
)
|
|
|
|
nodeInfo, err := makeNodeInfo(config, nodeKey, txIndexer, genDoc, state)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
// Setup Transport and Switch.
|
|
p2pLogger := logger.With("module", "p2p")
|
|
transport, peerFilters := createTransport(p2pLogger, config, nodeInfo, nodeKey, proxyApp)
|
|
sw := createSwitch(
|
|
config, transport, p2pMetrics, peerFilters, mempoolReactor, bcReactorForSwitch,
|
|
stateSyncReactorShim, csReactor, evReactorShim, nodeInfo, nodeKey, p2pLogger,
|
|
)
|
|
|
|
err = sw.AddPersistentPeers(splitAndTrimEmpty(config.P2P.PersistentPeers, ",", " "))
|
|
if err != nil {
|
|
return nil, fmt.Errorf("could not add peers from persistent-peers field: %w", err)
|
|
}
|
|
|
|
err = sw.AddUnconditionalPeerIDs(splitAndTrimEmpty(config.P2P.UnconditionalPeerIDs, ",", " "))
|
|
if err != nil {
|
|
return nil, fmt.Errorf("could not add peer ids from unconditional_peer_ids field: %w", err)
|
|
}
|
|
|
|
addrBook, err := createAddrBookAndSetOnSwitch(config, sw, p2pLogger, nodeKey)
|
|
if err != nil {
|
|
return nil, fmt.Errorf("could not create addrbook: %w", err)
|
|
}
|
|
|
|
// Optionally, start the pex reactor
|
|
//
|
|
// TODO:
|
|
//
|
|
// We need to set Seeds and PersistentPeers on the switch,
|
|
// since it needs to be able to use these (and their DNS names)
|
|
// even if the PEX is off. We can include the DNS name in the NetAddress,
|
|
// but it would still be nice to have a clear list of the current "PersistentPeers"
|
|
// somewhere that we can return with net_info.
|
|
//
|
|
// If PEX is on, it should handle dialing the seeds. Otherwise the switch does it.
|
|
// Note we currently use the addrBook regardless at least for AddOurAddress
|
|
var pexReactor *pex.Reactor
|
|
if config.P2P.PexReactor {
|
|
pexReactor = createPEXReactorAndAddToSwitch(addrBook, config, sw, logger)
|
|
}
|
|
|
|
if config.RPC.PprofListenAddress != "" {
|
|
go func() {
|
|
logger.Info("Starting pprof server", "laddr", config.RPC.PprofListenAddress)
|
|
logger.Error("pprof server error", "err", http.ListenAndServe(config.RPC.PprofListenAddress, nil))
|
|
}()
|
|
}
|
|
|
|
node := &Node{
|
|
config: config,
|
|
genesisDoc: genDoc,
|
|
privValidator: privValidator,
|
|
|
|
transport: transport,
|
|
sw: sw,
|
|
addrBook: addrBook,
|
|
nodeInfo: nodeInfo,
|
|
nodeKey: nodeKey,
|
|
|
|
stateStore: stateStore,
|
|
blockStore: blockStore,
|
|
bcReactor: bcReactor,
|
|
mempoolReactor: mempoolReactor,
|
|
mempool: mempool,
|
|
consensusState: csState,
|
|
consensusReactor: csReactor,
|
|
stateSyncReactor: stateSyncReactor,
|
|
stateSync: stateSync,
|
|
stateSyncGenesis: state, // Shouldn't be necessary, but need a way to pass the genesis state
|
|
pexReactor: pexReactor,
|
|
evidenceReactor: evReactor,
|
|
evidencePool: evPool,
|
|
proxyApp: proxyApp,
|
|
txIndexer: txIndexer,
|
|
indexerService: indexerService,
|
|
eventBus: eventBus,
|
|
}
|
|
node.BaseService = *service.NewBaseService(logger, "Node", node)
|
|
|
|
for _, option := range options {
|
|
option(node)
|
|
}
|
|
|
|
return node, nil
|
|
}
|
|
|
|
// OnStart starts the Node. It implements service.Service.
|
|
func (n *Node) OnStart() error {
|
|
now := tmtime.Now()
|
|
genTime := n.genesisDoc.GenesisTime
|
|
if genTime.After(now) {
|
|
n.Logger.Info("Genesis time is in the future. Sleeping until then...", "genTime", genTime)
|
|
time.Sleep(genTime.Sub(now))
|
|
}
|
|
|
|
// Add private IDs to addrbook to block those peers being added
|
|
n.addrBook.AddPrivateIDs(splitAndTrimEmpty(n.config.P2P.PrivatePeerIDs, ",", " "))
|
|
|
|
// Start the RPC server before the P2P server
|
|
// so we can eg. receive txs for the first block
|
|
if n.config.RPC.ListenAddress != "" {
|
|
listeners, err := n.startRPC()
|
|
if err != nil {
|
|
return err
|
|
}
|
|
n.rpcListeners = listeners
|
|
}
|
|
|
|
if n.config.Instrumentation.Prometheus &&
|
|
n.config.Instrumentation.PrometheusListenAddr != "" {
|
|
n.prometheusSrv = n.startPrometheusServer(n.config.Instrumentation.PrometheusListenAddr)
|
|
}
|
|
|
|
// Start the mempool.
|
|
if n.config.Mempool.WalEnabled() {
|
|
err := n.mempool.InitWAL()
|
|
if err != nil {
|
|
return fmt.Errorf("init mempool WAL: %w", err)
|
|
}
|
|
}
|
|
|
|
// Start the switch (the P2P server).
|
|
err := n.sw.Start()
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
// Start the transport.
|
|
addr, err := p2p.NewNetAddressString(p2p.IDAddressString(n.nodeKey.ID, n.config.P2P.ListenAddress))
|
|
if err != nil {
|
|
return err
|
|
}
|
|
if err := n.transport.Listen(addr.Endpoint()); err != nil {
|
|
return err
|
|
}
|
|
|
|
n.isListening = true
|
|
|
|
if n.config.FastSync.Version == "v0" {
|
|
// Start the real blockchain reactor separately since the switch uses the shim.
|
|
if err := n.bcReactor.Start(); err != nil {
|
|
return err
|
|
}
|
|
}
|
|
|
|
// Start the real state sync reactor separately since the switch uses the shim.
|
|
if err := n.stateSyncReactor.Start(); err != nil {
|
|
return err
|
|
}
|
|
|
|
// Start the real evidence reactor separately since the switch uses the shim.
|
|
if err := n.evidenceReactor.Start(); err != nil {
|
|
return err
|
|
}
|
|
|
|
// Always connect to persistent peers
|
|
err = n.sw.DialPeersAsync(splitAndTrimEmpty(n.config.P2P.PersistentPeers, ",", " "))
|
|
if err != nil {
|
|
return fmt.Errorf("could not dial peers from persistent-peers field: %w", err)
|
|
}
|
|
|
|
// Run state sync
|
|
if n.stateSync {
|
|
bcR, ok := n.bcReactor.(fastSyncReactor)
|
|
if !ok {
|
|
return fmt.Errorf("this blockchain reactor does not support switching from state sync")
|
|
}
|
|
err := startStateSync(n.stateSyncReactor, bcR, n.consensusReactor, n.stateSyncProvider,
|
|
n.config.StateSync, n.config.FastSyncMode, n.stateStore, n.blockStore, n.stateSyncGenesis)
|
|
if err != nil {
|
|
return fmt.Errorf("failed to start state sync: %w", err)
|
|
}
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|
|
// OnStop stops the Node. It implements service.Service.
|
|
func (n *Node) OnStop() {
|
|
n.BaseService.OnStop()
|
|
|
|
n.Logger.Info("Stopping Node")
|
|
|
|
// first stop the non-reactor services
|
|
if err := n.eventBus.Stop(); err != nil {
|
|
n.Logger.Error("Error closing eventBus", "err", err)
|
|
}
|
|
if err := n.indexerService.Stop(); err != nil {
|
|
n.Logger.Error("Error closing indexerService", "err", err)
|
|
}
|
|
|
|
// now stop the reactors
|
|
if err := n.sw.Stop(); err != nil {
|
|
n.Logger.Error("Error closing switch", "err", err)
|
|
}
|
|
|
|
if n.config.FastSync.Version == "v0" {
|
|
// Stop the real blockchain reactor separately since the switch uses the shim.
|
|
if err := n.bcReactor.Stop(); err != nil {
|
|
n.Logger.Error("failed to stop the blockchain reactor", "err", err)
|
|
}
|
|
}
|
|
|
|
// Stop the real state sync reactor separately since the switch uses the shim.
|
|
if err := n.stateSyncReactor.Stop(); err != nil {
|
|
n.Logger.Error("failed to stop the state sync reactor", "err", err)
|
|
}
|
|
|
|
// Stop the real evidence reactor separately since the switch uses the shim.
|
|
if err := n.evidenceReactor.Stop(); err != nil {
|
|
n.Logger.Error("failed to stop the evidence reactor", "err", err)
|
|
}
|
|
|
|
// stop mempool WAL
|
|
if n.config.Mempool.WalEnabled() {
|
|
n.mempool.CloseWAL()
|
|
}
|
|
|
|
if err := n.transport.Close(); err != nil {
|
|
n.Logger.Error("Error closing transport", "err", err)
|
|
}
|
|
|
|
n.isListening = false
|
|
|
|
// finally stop the listeners / external services
|
|
for _, l := range n.rpcListeners {
|
|
n.Logger.Info("Closing rpc listener", "listener", l)
|
|
if err := l.Close(); err != nil {
|
|
n.Logger.Error("Error closing listener", "listener", l, "err", err)
|
|
}
|
|
}
|
|
|
|
if pvsc, ok := n.privValidator.(service.Service); ok {
|
|
if err := pvsc.Stop(); err != nil {
|
|
n.Logger.Error("Error closing private validator", "err", err)
|
|
}
|
|
}
|
|
|
|
if n.prometheusSrv != nil {
|
|
if err := n.prometheusSrv.Shutdown(context.Background()); err != nil {
|
|
// Error from closing listeners, or context timeout:
|
|
n.Logger.Error("Prometheus HTTP server Shutdown", "err", err)
|
|
}
|
|
}
|
|
}
|
|
|
|
// ConfigureRPC makes sure RPC has all the objects it needs to operate.
|
|
func (n *Node) ConfigureRPC() error {
|
|
pubKey, err := n.privValidator.GetPubKey()
|
|
if err != nil {
|
|
return fmt.Errorf("can't get pubkey: %w", err)
|
|
}
|
|
rpccore.SetEnvironment(&rpccore.Environment{
|
|
ProxyAppQuery: n.proxyApp.Query(),
|
|
ProxyAppMempool: n.proxyApp.Mempool(),
|
|
|
|
StateStore: n.stateStore,
|
|
BlockStore: n.blockStore,
|
|
EvidencePool: n.evidencePool,
|
|
ConsensusState: n.consensusState,
|
|
P2PPeers: n.sw,
|
|
P2PTransport: n,
|
|
|
|
PubKey: pubKey,
|
|
GenDoc: n.genesisDoc,
|
|
TxIndexer: n.txIndexer,
|
|
ConsensusReactor: n.consensusReactor,
|
|
EventBus: n.eventBus,
|
|
Mempool: n.mempool,
|
|
|
|
Logger: n.Logger.With("module", "rpc"),
|
|
|
|
Config: *n.config.RPC,
|
|
})
|
|
return nil
|
|
}
|
|
|
|
func (n *Node) startRPC() ([]net.Listener, error) {
|
|
err := n.ConfigureRPC()
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
listenAddrs := splitAndTrimEmpty(n.config.RPC.ListenAddress, ",", " ")
|
|
|
|
if n.config.RPC.Unsafe {
|
|
rpccore.AddUnsafeRoutes()
|
|
}
|
|
|
|
config := rpcserver.DefaultConfig()
|
|
config.MaxBodyBytes = n.config.RPC.MaxBodyBytes
|
|
config.MaxHeaderBytes = n.config.RPC.MaxHeaderBytes
|
|
config.MaxOpenConnections = n.config.RPC.MaxOpenConnections
|
|
// If necessary adjust global WriteTimeout to ensure it's greater than
|
|
// TimeoutBroadcastTxCommit.
|
|
// See https://github.com/tendermint/tendermint/issues/3435
|
|
if config.WriteTimeout <= n.config.RPC.TimeoutBroadcastTxCommit {
|
|
config.WriteTimeout = n.config.RPC.TimeoutBroadcastTxCommit + 1*time.Second
|
|
}
|
|
|
|
// we may expose the rpc over both a unix and tcp socket
|
|
listeners := make([]net.Listener, len(listenAddrs))
|
|
for i, listenAddr := range listenAddrs {
|
|
mux := http.NewServeMux()
|
|
rpcLogger := n.Logger.With("module", "rpc-server")
|
|
wmLogger := rpcLogger.With("protocol", "websocket")
|
|
wm := rpcserver.NewWebsocketManager(rpccore.Routes,
|
|
rpcserver.OnDisconnect(func(remoteAddr string) {
|
|
err := n.eventBus.UnsubscribeAll(context.Background(), remoteAddr)
|
|
if err != nil && err != tmpubsub.ErrSubscriptionNotFound {
|
|
wmLogger.Error("Failed to unsubscribe addr from events", "addr", remoteAddr, "err", err)
|
|
}
|
|
}),
|
|
rpcserver.ReadLimit(config.MaxBodyBytes),
|
|
)
|
|
wm.SetLogger(wmLogger)
|
|
mux.HandleFunc("/websocket", wm.WebsocketHandler)
|
|
rpcserver.RegisterRPCFuncs(mux, rpccore.Routes, rpcLogger)
|
|
listener, err := rpcserver.Listen(
|
|
listenAddr,
|
|
config,
|
|
)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
var rootHandler http.Handler = mux
|
|
if n.config.RPC.IsCorsEnabled() {
|
|
corsMiddleware := cors.New(cors.Options{
|
|
AllowedOrigins: n.config.RPC.CORSAllowedOrigins,
|
|
AllowedMethods: n.config.RPC.CORSAllowedMethods,
|
|
AllowedHeaders: n.config.RPC.CORSAllowedHeaders,
|
|
})
|
|
rootHandler = corsMiddleware.Handler(mux)
|
|
}
|
|
if n.config.RPC.IsTLSEnabled() {
|
|
go func() {
|
|
if err := rpcserver.ServeTLS(
|
|
listener,
|
|
rootHandler,
|
|
n.config.RPC.CertFile(),
|
|
n.config.RPC.KeyFile(),
|
|
rpcLogger,
|
|
config,
|
|
); err != nil {
|
|
n.Logger.Error("Error serving server with TLS", "err", err)
|
|
}
|
|
}()
|
|
} else {
|
|
go func() {
|
|
if err := rpcserver.Serve(
|
|
listener,
|
|
rootHandler,
|
|
rpcLogger,
|
|
config,
|
|
); err != nil {
|
|
n.Logger.Error("Error serving server", "err", err)
|
|
}
|
|
}()
|
|
}
|
|
|
|
listeners[i] = listener
|
|
}
|
|
|
|
// we expose a simplified api over grpc for convenience to app devs
|
|
grpcListenAddr := n.config.RPC.GRPCListenAddress
|
|
if grpcListenAddr != "" {
|
|
config := rpcserver.DefaultConfig()
|
|
config.MaxBodyBytes = n.config.RPC.MaxBodyBytes
|
|
config.MaxHeaderBytes = n.config.RPC.MaxHeaderBytes
|
|
// NOTE: GRPCMaxOpenConnections is used, not MaxOpenConnections
|
|
config.MaxOpenConnections = n.config.RPC.GRPCMaxOpenConnections
|
|
// If necessary adjust global WriteTimeout to ensure it's greater than
|
|
// TimeoutBroadcastTxCommit.
|
|
// See https://github.com/tendermint/tendermint/issues/3435
|
|
if config.WriteTimeout <= n.config.RPC.TimeoutBroadcastTxCommit {
|
|
config.WriteTimeout = n.config.RPC.TimeoutBroadcastTxCommit + 1*time.Second
|
|
}
|
|
listener, err := rpcserver.Listen(grpcListenAddr, config)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
go func() {
|
|
if err := grpccore.StartGRPCServer(listener); err != nil {
|
|
n.Logger.Error("Error starting gRPC server", "err", err)
|
|
}
|
|
}()
|
|
listeners = append(listeners, listener)
|
|
|
|
}
|
|
|
|
return listeners, nil
|
|
|
|
}
|
|
|
|
// startPrometheusServer starts a Prometheus HTTP server, listening for metrics
|
|
// collectors on addr.
|
|
func (n *Node) startPrometheusServer(addr string) *http.Server {
|
|
srv := &http.Server{
|
|
Addr: addr,
|
|
Handler: promhttp.InstrumentMetricHandler(
|
|
prometheus.DefaultRegisterer, promhttp.HandlerFor(
|
|
prometheus.DefaultGatherer,
|
|
promhttp.HandlerOpts{MaxRequestsInFlight: n.config.Instrumentation.MaxOpenConnections},
|
|
),
|
|
),
|
|
}
|
|
go func() {
|
|
if err := srv.ListenAndServe(); err != http.ErrServerClosed {
|
|
// Error starting or closing listener:
|
|
n.Logger.Error("Prometheus HTTP server ListenAndServe", "err", err)
|
|
}
|
|
}()
|
|
return srv
|
|
}
|
|
|
|
// Switch returns the Node's Switch.
|
|
func (n *Node) Switch() *p2p.Switch {
|
|
return n.sw
|
|
}
|
|
|
|
// BlockStore returns the Node's BlockStore.
|
|
func (n *Node) BlockStore() *store.BlockStore {
|
|
return n.blockStore
|
|
}
|
|
|
|
// ConsensusState returns the Node's ConsensusState.
|
|
func (n *Node) ConsensusState() *cs.State {
|
|
return n.consensusState
|
|
}
|
|
|
|
// ConsensusReactor returns the Node's ConsensusReactor.
|
|
func (n *Node) ConsensusReactor() *cs.Reactor {
|
|
return n.consensusReactor
|
|
}
|
|
|
|
// MempoolReactor returns the Node's mempool reactor.
|
|
func (n *Node) MempoolReactor() *mempl.Reactor {
|
|
return n.mempoolReactor
|
|
}
|
|
|
|
// Mempool returns the Node's mempool.
|
|
func (n *Node) Mempool() mempl.Mempool {
|
|
return n.mempool
|
|
}
|
|
|
|
// PEXReactor returns the Node's PEXReactor. It returns nil if PEX is disabled.
|
|
func (n *Node) PEXReactor() *pex.Reactor {
|
|
return n.pexReactor
|
|
}
|
|
|
|
// EvidencePool returns the Node's EvidencePool.
|
|
func (n *Node) EvidencePool() *evidence.Pool {
|
|
return n.evidencePool
|
|
}
|
|
|
|
// EventBus returns the Node's EventBus.
|
|
func (n *Node) EventBus() *types.EventBus {
|
|
return n.eventBus
|
|
}
|
|
|
|
// PrivValidator returns the Node's PrivValidator.
|
|
// XXX: for convenience only!
|
|
func (n *Node) PrivValidator() types.PrivValidator {
|
|
return n.privValidator
|
|
}
|
|
|
|
// GenesisDoc returns the Node's GenesisDoc.
|
|
func (n *Node) GenesisDoc() *types.GenesisDoc {
|
|
return n.genesisDoc
|
|
}
|
|
|
|
// ProxyApp returns the Node's AppConns, representing its connections to the ABCI application.
|
|
func (n *Node) ProxyApp() proxy.AppConns {
|
|
return n.proxyApp
|
|
}
|
|
|
|
// Config returns the Node's config.
|
|
func (n *Node) Config() *cfg.Config {
|
|
return n.config
|
|
}
|
|
|
|
//------------------------------------------------------------------------------
|
|
|
|
func (n *Node) Listeners() []string {
|
|
return []string{
|
|
fmt.Sprintf("Listener(@%v)", n.config.P2P.ExternalAddress),
|
|
}
|
|
}
|
|
|
|
func (n *Node) IsListening() bool {
|
|
return n.isListening
|
|
}
|
|
|
|
// NodeInfo returns the Node's Info from the Switch.
|
|
func (n *Node) NodeInfo() p2p.NodeInfo {
|
|
return n.nodeInfo
|
|
}
|
|
|
|
func makeNodeInfo(
|
|
config *cfg.Config,
|
|
nodeKey p2p.NodeKey,
|
|
txIndexer txindex.TxIndexer,
|
|
genDoc *types.GenesisDoc,
|
|
state sm.State,
|
|
) (p2p.NodeInfo, error) {
|
|
txIndexerStatus := "on"
|
|
if _, ok := txIndexer.(*null.TxIndex); ok {
|
|
txIndexerStatus = "off"
|
|
}
|
|
|
|
var bcChannel byte
|
|
switch config.FastSync.Version {
|
|
case "v0":
|
|
bcChannel = byte(bcv0.BlockchainChannel)
|
|
|
|
case "v2":
|
|
bcChannel = bcv2.BlockchainChannel
|
|
|
|
default:
|
|
return p2p.NodeInfo{}, fmt.Errorf("unknown fastsync version %s", config.FastSync.Version)
|
|
}
|
|
|
|
nodeInfo := p2p.NodeInfo{
|
|
ProtocolVersion: p2p.NewProtocolVersion(
|
|
version.P2PProtocol, // global
|
|
state.Version.Consensus.Block,
|
|
state.Version.Consensus.App,
|
|
),
|
|
NodeID: nodeKey.ID,
|
|
Network: genDoc.ChainID,
|
|
Version: version.TMCoreSemVer,
|
|
Channels: []byte{
|
|
bcChannel,
|
|
cs.StateChannel,
|
|
cs.DataChannel,
|
|
cs.VoteChannel,
|
|
cs.VoteSetBitsChannel,
|
|
mempl.MempoolChannel,
|
|
byte(evidence.EvidenceChannel),
|
|
byte(statesync.SnapshotChannel),
|
|
byte(statesync.ChunkChannel),
|
|
},
|
|
Moniker: config.Moniker,
|
|
Other: p2p.NodeInfoOther{
|
|
TxIndex: txIndexerStatus,
|
|
RPCAddress: config.RPC.ListenAddress,
|
|
},
|
|
}
|
|
|
|
if config.P2P.PexReactor {
|
|
nodeInfo.Channels = append(nodeInfo.Channels, pex.PexChannel)
|
|
}
|
|
|
|
lAddr := config.P2P.ExternalAddress
|
|
|
|
if lAddr == "" {
|
|
lAddr = config.P2P.ListenAddress
|
|
}
|
|
|
|
nodeInfo.ListenAddr = lAddr
|
|
|
|
err := nodeInfo.Validate()
|
|
return nodeInfo, err
|
|
}
|
|
|
|
//------------------------------------------------------------------------------
|
|
|
|
var (
|
|
genesisDocKey = []byte("genesisDoc")
|
|
)
|
|
|
|
// LoadStateFromDBOrGenesisDocProvider attempts to load the state from the
|
|
// database, or creates one using the given genesisDocProvider. On success this also
|
|
// returns the genesis doc loaded through the given provider.
|
|
func LoadStateFromDBOrGenesisDocProvider(
|
|
stateDB dbm.DB,
|
|
genesisDocProvider GenesisDocProvider,
|
|
) (sm.State, *types.GenesisDoc, error) {
|
|
// Get genesis doc
|
|
genDoc, err := loadGenesisDoc(stateDB)
|
|
if err != nil {
|
|
genDoc, err = genesisDocProvider()
|
|
if err != nil {
|
|
return sm.State{}, nil, err
|
|
}
|
|
// save genesis doc to prevent a certain class of user errors (e.g. when it
|
|
// was changed, accidentally or not). Also good for audit trail.
|
|
if err := saveGenesisDoc(stateDB, genDoc); err != nil {
|
|
return sm.State{}, nil, err
|
|
}
|
|
}
|
|
stateStore := sm.NewStore(stateDB)
|
|
state, err := stateStore.LoadFromDBOrGenesisDoc(genDoc)
|
|
if err != nil {
|
|
return sm.State{}, nil, err
|
|
}
|
|
return state, genDoc, nil
|
|
}
|
|
|
|
// panics if failed to unmarshal bytes
|
|
func loadGenesisDoc(db dbm.DB) (*types.GenesisDoc, error) {
|
|
b, err := db.Get(genesisDocKey)
|
|
if err != nil {
|
|
panic(err)
|
|
}
|
|
if len(b) == 0 {
|
|
return nil, errors.New("genesis doc not found")
|
|
}
|
|
var genDoc *types.GenesisDoc
|
|
err = tmjson.Unmarshal(b, &genDoc)
|
|
if err != nil {
|
|
panic(fmt.Sprintf("Failed to load genesis doc due to unmarshaling error: %v (bytes: %X)", err, b))
|
|
}
|
|
return genDoc, nil
|
|
}
|
|
|
|
// panics if failed to marshal the given genesis document
|
|
func saveGenesisDoc(db dbm.DB, genDoc *types.GenesisDoc) error {
|
|
b, err := tmjson.Marshal(genDoc)
|
|
if err != nil {
|
|
return fmt.Errorf("failed to save genesis doc due to marshaling error: %w", err)
|
|
}
|
|
if err := db.SetSync(genesisDocKey, b); err != nil {
|
|
return err
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|
|
func createAndStartPrivValidatorSocketClient(
|
|
listenAddr,
|
|
chainID string,
|
|
logger log.Logger,
|
|
) (types.PrivValidator, error) {
|
|
|
|
pve, err := privval.NewSignerListener(listenAddr, logger)
|
|
if err != nil {
|
|
return nil, fmt.Errorf("failed to start private validator: %w", err)
|
|
}
|
|
|
|
pvsc, err := privval.NewSignerClient(pve, chainID)
|
|
if err != nil {
|
|
return nil, fmt.Errorf("failed to start private validator: %w", err)
|
|
}
|
|
|
|
// try to get a pubkey from private validate first time
|
|
_, err = pvsc.GetPubKey()
|
|
if err != nil {
|
|
return nil, fmt.Errorf("can't get pubkey: %w", err)
|
|
}
|
|
|
|
const (
|
|
retries = 50 // 50 * 100ms = 5s total
|
|
timeout = 100 * time.Millisecond
|
|
)
|
|
pvscWithRetries := privval.NewRetrySignerClient(pvsc, retries, timeout)
|
|
|
|
return pvscWithRetries, nil
|
|
}
|
|
|
|
func createAndStartPrivValidatorGRPCClient(
|
|
config *cfg.Config,
|
|
chainID string,
|
|
logger log.Logger,
|
|
) (types.PrivValidator, error) {
|
|
pvsc, err := tmgrpc.DialRemoteSigner(config, chainID, logger)
|
|
if err != nil {
|
|
return nil, fmt.Errorf("failed to start private validator: %w", err)
|
|
}
|
|
|
|
// try to get a pubkey from private validate first time
|
|
_, err = pvsc.GetPubKey()
|
|
if err != nil {
|
|
return nil, fmt.Errorf("can't get pubkey: %w", err)
|
|
}
|
|
|
|
return pvsc, nil
|
|
}
|