cmd/root.go

@@ -299,7 +299,7 @@ func getConfig(nodeInfo node.Info) (interfaces.Config, error) {
 	if err != nil {
 		return nil, err
 	}
-	logWithCommand.Infof("Configuring service for database type: %s", dbType)
+	logWithCommand.Debugf("Configuring service for database type: %s", dbType)
 	var indexerConfig interfaces.Config
 	switch dbType {
 	case shared.FILE:

cmd/serve.go

@@ -28,7 +28,7 @@ import (
 	"github.com/spf13/cobra"
 	"github.com/spf13/viper"
 
-	sd "github.com/cerc-io/eth-statediff-service/pkg"
+	pkg "github.com/cerc-io/eth-statediff-service/pkg"
 	srpc "github.com/cerc-io/eth-statediff-service/pkg/rpc"
 )
 
@@ -60,20 +60,12 @@ func maxParallelism() int {
 }
 
 func serve() {
-	logWithCommand.Info("Running eth-statediff-service serve command")
-	logWithCommand.Infof("Parallelism: %d", maxParallelism())
+	logWithCommand.Debug("Running eth-statediff-service serve command")
+	logWithCommand.Debugf("Parallelism: %d", maxParallelism())
 
 	reader, chainConf, nodeInfo := instantiateLevelDBReader()
 
-	// report latest block info
-	header, err := reader.GetLatestHeader()
-	if err != nil {
-		logWithCommand.Fatalf("Unable to determine latest header height and hash: %s", err.Error())
-	}
-	if header.Number == nil {
-		logWithCommand.Fatal("Latest header found in levelDB has a nil block height")
-	}
-	logWithCommand.Infof("Latest block found in the levelDB\r\nheight: %s, hash: %s", header.Number.String(), header.Hash().Hex())
+	reportLatestBlock(reader)
 
 	service, err := createStateDiffService(reader, chainConf, nodeInfo)
 	if err != nil {
@@ -100,16 +92,15 @@ func serve() {
 	}
 
 	// start service and servers
-	logWithCommand.Info("Starting statediff service")
 	var wg sync.WaitGroup
 	if err := service.Loop(&wg); err != nil {
 		logWithCommand.Fatalf("unable to start statediff service: %v", err)
 	}
-	logWithCommand.Info("Starting RPC servers")
+
 	if err := startServers(service); err != nil {
 		logWithCommand.Fatal(err)
 	}
-	logWithCommand.Info("RPC servers successfully spun up; awaiting requests")
+	logWithCommand.Debug("RPC servers successfully spun up; awaiting requests")
 
 	// clean shutdown
 	shutdown := make(chan os.Signal)
@@ -120,21 +111,19 @@ func serve() {
 	wg.Wait()
 }
 
-func startServers(serv *sd.Service) error {
+func startServers(serv *pkg.Service) error {
 	ipcPath := viper.GetString("server.ipcPath")
 	httpPath := viper.GetString("server.httpPath")
 	if ipcPath == "" && httpPath == "" {
-		logWithCommand.Fatal("Need an ipc path and/or an http path")
+		logWithCommand.Fatal("Need an IPC path and/or an HTTP path")
 	}
 	if ipcPath != "" {
-		logWithCommand.Info("Starting up IPC server")
 		_, _, err := srpc.StartIPCEndpoint(ipcPath, serv.APIs())
 		if err != nil {
 			return err
 		}
 	}
 	if httpPath != "" {
-		logWithCommand.Info("Starting up HTTP server")
 		_, err := srpc.StartHTTPEndpoint(httpPath, serv.APIs(), []string{"statediff"}, nil, []string{"*"}, rpc.HTTPTimeouts{})
 		if err != nil {
 			return err

cmd/stats.go

@@ -42,13 +42,5 @@ func stats() {
 	logWithCommand.Info("Running eth-statediff-service stats command")
 
 	reader, _, _ := instantiateLevelDBReader()
-
-	header, err := reader.GetLatestHeader()
-	if err != nil {
-		logWithCommand.Fatalf("Unable to determine latest header height and hash: %s", err.Error())
-	}
-	if header.Number == nil {
-		logWithCommand.Fatal("Latest header found in levelDB has a nil block height")
-	}
-	logWithCommand.Infof("Latest block found in the levelDB\r\nheight: %s, hash: %s", header.Number.String(), header.Hash().Hex())
+	reportLatestBlock(reader)
 }

cmd/util.go

@@ -6,7 +6,7 @@ import (
 	"fmt"
 	"os"
 
-	"github.com/cerc-io/plugeth-statediff"
+	statediff "github.com/cerc-io/plugeth-statediff"
 	"github.com/cerc-io/plugeth-statediff/indexer"
 	"github.com/cerc-io/plugeth-statediff/indexer/node"
 	"github.com/cerc-io/plugeth-statediff/indexer/shared"
@@ -24,13 +24,13 @@ type blockRange [2]uint64
 
 func createStateDiffService(lvlDBReader pkg.Reader, chainConf *params.ChainConfig, nodeInfo node.Info) (*pkg.Service, error) {
 	// create statediff service
-	logWithCommand.Info("Setting up database")
+	logWithCommand.Debug("Setting up database")
 	conf, err := getConfig(nodeInfo)
 	if err != nil {
 		logWithCommand.Fatal(err)
 	}
 
-	logWithCommand.Info("Creating statediff indexer")
+	logWithCommand.Debug("Creating statediff indexer")
 	db, indexer, err := indexer.NewStateDiffIndexer(context.Background(), chainConf, nodeInfo, conf)
 	if err != nil {
 		logWithCommand.Fatal(err)
@@ -39,7 +39,7 @@ func createStateDiffService(lvlDBReader pkg.Reader, chainConf *params.ChainConfi
 		prom.RegisterDBCollector(viper.GetString("database.name"), db)
 	}
 
-	logWithCommand.Info("Creating statediff service")
+	logWithCommand.Debug("Creating statediff service")
 	sdConf := pkg.ServiceConfig{
 		ServiceWorkers:  viper.GetUint("statediff.serviceWorkers"),
 		TrieWorkers:     viper.GetUint("statediff.trieWorkers"),
@@ -93,7 +93,7 @@ func setupPreRunRanges() []pkg.RangeRequest {
 func LoadConfig(chainConfigPath string) (*params.ChainConfig, error) {
 	file, err := os.Open(chainConfigPath)
 	if err != nil {
-		log.Error(fmt.Sprintf("Failed to read chain config file: %v", err))
+		log.Error("Failed to read chain config file", "error", err)
 
 		return nil, err
 	}
@@ -101,19 +101,19 @@ func LoadConfig(chainConfigPath string) (*params.ChainConfig, error) {
 
 	chainConfig := new(params.ChainConfig)
 	if err := json.NewDecoder(file).Decode(chainConfig); err != nil {
-		log.Error(fmt.Sprintf("invalid chain config file: %v", err))
+		log.Error("invalid chain config file", "error", err)
 
 		return nil, err
 	}
 
-	log.Info(fmt.Sprintf("Using chain config from %s file. Content %+v", chainConfigPath, chainConfig))
+	log.Debug(fmt.Sprintf("Using chain config from '%s'. Content: %+v", chainConfigPath, chainConfig))
 
 	return chainConfig, nil
 }
 
 func instantiateLevelDBReader() (pkg.Reader, *params.ChainConfig, node.Info) {
 	// load some necessary params
-	logWithCommand.Info("Loading statediff service parameters")
+	logWithCommand.Debug("Loading statediff service parameters")
 	mode := viper.GetString("leveldb.mode")
 	path := viper.GetString("leveldb.path")
 	ancientPath := viper.GetString("leveldb.ancient")
@@ -140,7 +140,7 @@ func instantiateLevelDBReader() (pkg.Reader, *params.ChainConfig, node.Info) {
 	}
 
 	// create LevelDB reader
-	logWithCommand.Info("Creating LevelDB reader")
+	logWithCommand.Debug("Creating LevelDB reader")
 	readerConf := pkg.LvLDBReaderConfig{
 		TrieConfig: &trie.Config{
 			Cache:     viper.GetInt("cache.trie"),
@@ -160,3 +160,18 @@ func instantiateLevelDBReader() (pkg.Reader, *params.ChainConfig, node.Info) {
 	}
 	return reader, chainConf, nodeInfo
 }
+
+// report latest block info
+func reportLatestBlock(reader pkg.Reader) {
+	header, err := reader.GetLatestHeader()
+	if err != nil {
+		logWithCommand.Fatalf("Unable to determine latest header height and hash: %s", err.Error())
+	}
+	if header.Number == nil {
+		logWithCommand.Fatal("Latest header found in levelDB has a nil block height")
+	}
+	logWithCommand.
+		WithField("height", header.Number).
+		WithField("hash", header.Hash()).
+		Info("Latest block found in levelDB")
+}

pkg/rpc/ipc.go

@@ -79,7 +79,7 @@ func StartIPCEndpoint(ipcEndpoint string, apis []rpc.API) (net.Listener, *rpc.Se
 		if err := handler.RegisterName(api.Namespace, api.Service); err != nil {
 			return nil, nil, err
 		}
-		log.Debug("IPC registered", "namespace", api.Namespace)
+		log.WithField("namespace", api.Namespace).Debug("IPC server registered")
 	}
 	// All APIs registered, start the IPC listener.
 	listener, err := ipcListen(ipcEndpoint)

pkg/service.go

@@ -189,25 +189,24 @@ func (sds *Service) Loop(wg *sync.WaitGroup) error {
 			for {
 				select {
 				case blockRange := <-sds.queue:
-					logrus.Infof("service worker %d received range (%d, %d) off of work queue, beginning processing", id, blockRange.Start, blockRange.Stop)
+					log := logrus.WithField("range", blockRange).WithField("worker", id)
+					log.Debug("processing range")
 					prom.DecQueuedRanges()
 					for j := blockRange.Start; j <= blockRange.Stop; j++ {
 						if err := sds.WriteStateDiffAt(j, blockRange.Params); err != nil {
-							logrus.Errorf("service worker %d error writing statediff at height %d in range (%d, %d) : %v", id, j, blockRange.Start, blockRange.Stop, err)
+							log.Errorf("error writing statediff at block %d: %v", j, err)
 						}
 						select {
 						case <-sds.quitChan:
-							logrus.Infof("closing service worker %d\n"+
-								"working in range (%d, %d)\n"+
-								"last processed height: %d", id, blockRange.Start, blockRange.Stop, j)
+							log.Infof("closing service worker (last processed block: %d)", j)
 							return
 						default:
-							logrus.Infof("service worker %d finished processing statediff height %d in range (%d, %d)", id, j, blockRange.Start, blockRange.Stop)
+							log.Infof("Finished processing block %d", j)
 						}
 					}
-					logrus.Infof("service worker %d finished processing range (%d, %d)", id, blockRange.Start, blockRange.Stop)
+					log.Debugf("Finished processing range")
 				case <-sds.quitChan:
-					logrus.Infof("closing the statediff service loop worker %d", id)
+					logrus.Debugf("closing the statediff service loop worker %d", id)
 					return
 				}
 			}
@@ -251,7 +250,7 @@ func (sds *Service) StateDiffFor(blockHash common.Hash, params statediff.Params)
 	if err != nil {
 		return nil, err
 	}
-	logrus.Infof("sending state diff at block %s", blockHash.Hex())
+	logrus.Infof("sending state diff at block %s", blockHash)
 
 	// compute leaf paths of watched addresses in the params
 	params.ComputeWatchedAddressesLeafPaths()
@@ -359,7 +358,7 @@ func (sds *Service) WriteStateDiffAt(blockNumber uint64, params statediff.Params
 // This operation cannot be performed back past the point of db pruning; it requires an archival node
 // for historical data
 func (sds *Service) WriteStateDiffFor(blockHash common.Hash, params statediff.Params) error {
-	logrus.Infof("Writing state diff for block %s", blockHash.Hex())
+	logrus.Infof("Writing state diff for block %s", blockHash)
 	t := time.Now()
 	currentBlock, err := sds.lvlDBReader.GetBlockByHash(blockHash)
 	if err != nil {
@@ -437,7 +436,7 @@ func (sds *Service) WriteStateDiffsInRange(start, stop uint64, params statediff.
 	select {
 	case sds.queue <- RangeRequest{Start: start, Stop: stop, Params: params}:
 		prom.IncQueuedRanges()
-		logrus.Infof("added range (%d, %d) to the worker queue", start, stop)
+		logrus.Infof("Added range (%d, %d) to the worker queue", start, stop)
 		return nil
 	case <-blocked.C:
 		return fmt.Errorf("unable to add range (%d, %d) to the worker queue", start, stop)

pkg/types.go

@@ -20,6 +20,8 @@
 package statediff
 
 import (
+	"fmt"
+
 	sd "github.com/cerc-io/plugeth-statediff"
 )
 
@@ -28,3 +30,7 @@ type RangeRequest struct {
 	Start, Stop uint64
 	Params      sd.Params
 }
+
+func (r RangeRequest) String() string {
+	return fmt.Sprintf("[%d,%d]", r.Start, r.Stop)
+}