Create issues-notion-sync.yml

Merge pull request #43 from roysc/fix-iterator-and-update
Fix iterator and update
2022-07-01 09:14:11 -04:00 · 2022-06-10 14:03:43 +05:30 · 2022-06-10 14:02:13 +05:30 · 2022-06-08 20:12:22 +08:00 · 2022-06-08 20:12:22 +08:00 · 2022-06-08 20:12:22 +08:00
21 changed files with 803 additions and 225 deletions
@@ -0,0 +1,29 @@
+name: Notion Sync
+
+on:
+  workflow_dispatch:
+  issues:
+    types:
+      [
+        opened,
+        edited,
+        labeled,
+        unlabeled,
+        assigned,
+        unassigned,
+        milestoned,
+        demilestoned,
+        reopened,
+        closed,
+      ]
+
+jobs:
+  notion_job:
+    runs-on: ubuntu-latest
+    name: Add GitHub Issues to Notion
+    steps:
+      - name: Add GitHub Issues to Notion
+        uses: vulcanize/notion-github-action@v1.2.4-issueid
+        with:
+          notion-token: ${{ secrets.NOTION_TOKEN }}
+          notion-db: ${{ secrets.NOTION_DATABASE }}
@@ -1,2 +1,4 @@
 .idea/
+.vscode/
 ipld-eth-state-snapshot
+mocks/
@@ -1,7 +1,7 @@
 MOCKS_DIR = $(CURDIR)/mocks
 mockgen_cmd=mockgen

-.PHONY: mocks
+.PHONY: mocks test

 mocks: mocks/snapshot/publisher.go

@@ -10,3 +10,10 @@ mocks/snapshot/publisher.go: pkg/types/publisher.go

 clean:
 	rm -f mocks/snapshot/publisher.go
+
+build:
+	go fmt ./...
+	go build
+
+test: mocks
+	go clean -testcache && go test -v ./...
@@ -4,7 +4,7 @@

 [![Go Report Card](https://goreportcard.com/badge/github.com/vulcanize/ipld-eth-state-snapshot)](https://goreportcard.com/report/github.com/vulcanize/ipld-eth-state-snapshot)

-## Usage 
+## Usage

 ./ipld-eth-state-snapshot stateSnapshot --config={path to toml config file}

@@ -32,4 +32,28 @@ Config format:

 [file]
    outputDir = "output_dir/" # when operating in 'file' output mode, this is the directory the files are written to
+
+[log]
+    level = "info" # log level (trace, debug, info, warn, error, fatal, panic) (default: info)
+    file = "log_file" # file path for logging
+
+[prom]
+    metrics = true # enable prometheus metrics (default: false)
+    http = true # enable prometheus http service (default: false)
+    httpAddr = "0.0.0.0" # prometheus http host (default: 127.0.0.1)
+    httpPort = 9101 # prometheus http port (default: 8086)
+    dbStats = true # enable prometheus db stats (default: false)
+
+# node info
+[ethereum]
+    clientName = "Geth" # $ETH_CLIENT_NAME
+    nodeID = "arch1" # $ETH_NODE_ID
+    networkID = "1" # $ETH_NETWORK_ID
+    chainID = "1" # $ETH_CHAIN_ID
+    genesisBlock = "0xd4e56740f876aef8c010b86a40d5f56745a118d0906a34e69aec8c0db1cb8fa3" # $ETH_GENESIS_BLOCK
 ```
+
+## Tests
+
+* Install [mockgen](https://github.com/golang/mock#installation)
+* `make test`
@@ -24,6 +24,9 @@ import (
 	log "github.com/sirupsen/logrus"
 	"github.com/spf13/cobra"
 	"github.com/spf13/viper"
+
+	"github.com/vulcanize/ipld-eth-state-snapshot/pkg/prom"
+	"github.com/vulcanize/ipld-eth-state-snapshot/pkg/snapshot"
 )

 var (
@@ -46,7 +49,7 @@ func Execute() {
 }

 func initFuncs(cmd *cobra.Command, args []string) {
-	logfile := viper.GetString("logfile")
+	logfile := viper.GetString(snapshot.LOGRUS_FILE_TOML)
 	if logfile != "" {
 		file, err := os.OpenFile(logfile,
 			os.O_CREATE|os.O_WRONLY|os.O_APPEND, 0666)
@@ -63,10 +66,25 @@ func initFuncs(cmd *cobra.Command, args []string) {
 	if err := logLevel(); err != nil {
 		log.Fatal("Could not set log level: ", err)
 	}
+
+	if viper.GetBool(snapshot.PROM_METRICS_TOML) {
+		log.Info("initializing prometheus metrics")
+		prom.Init()
+	}
+
+	if viper.GetBool(snapshot.PROM_HTTP_TOML) {
+		addr := fmt.Sprintf(
+			"%s:%s",
+			viper.GetString(snapshot.PROM_HTTP_ADDR_TOML),
+			viper.GetString(snapshot.PROM_HTTP_PORT_TOML),
+		)
+		log.Info("starting prometheus server")
+		prom.Serve(addr)
+	}
 }

 func logLevel() error {
-	lvl, err := log.ParseLevel(viper.GetString("log.level"))
+	lvl, err := log.ParseLevel(viper.GetString(snapshot.LOGRUS_LEVEL_TOML))
 	if err != nil {
 		return err
 	}
@@ -75,6 +93,7 @@ func logLevel() error {
 		log.SetReportCaller(true)
 	}
 	log.Info("Log level set to ", lvl.String())
+
 	return nil
 }

@@ -84,21 +103,33 @@ func init() {
 	viper.AutomaticEnv()

 	rootCmd.PersistentFlags().StringVar(&cfgFile, "config", "", "config file location")
-	rootCmd.PersistentFlags().String("logfile", "", "file path for logging")
-	rootCmd.PersistentFlags().String("database-name", "vulcanize_public", "database name")
-	rootCmd.PersistentFlags().Int("database-port", 5432, "database port")
-	rootCmd.PersistentFlags().String("database-hostname", "localhost", "database hostname")
-	rootCmd.PersistentFlags().String("database-user", "", "database user")
-	rootCmd.PersistentFlags().String("database-password", "", "database password")
-	rootCmd.PersistentFlags().String("log-level", log.InfoLevel.String(), "Log level (trace, debug, info, warn, error, fatal, panic")
+	rootCmd.PersistentFlags().String(snapshot.LOGRUS_FILE_CLI, "", "file path for logging")
+	rootCmd.PersistentFlags().String(snapshot.DATABASE_NAME_CLI, "vulcanize_public", "database name")
+	rootCmd.PersistentFlags().Int(snapshot.DATABASE_PORT_CLI, 5432, "database port")
+	rootCmd.PersistentFlags().String(snapshot.DATABASE_HOSTNAME_CLI, "localhost", "database hostname")
+	rootCmd.PersistentFlags().String(snapshot.DATABASE_USER_CLI, "", "database user")
+	rootCmd.PersistentFlags().String(snapshot.DATABASE_PASSWORD_CLI, "", "database password")
+	rootCmd.PersistentFlags().String(snapshot.LOGRUS_LEVEL_CLI, log.InfoLevel.String(), "log level (trace, debug, info, warn, error, fatal, panic)")

-	viper.BindPFlag("logfile", rootCmd.PersistentFlags().Lookup("logfile"))
-	viper.BindPFlag("database.name", rootCmd.PersistentFlags().Lookup("database-name"))
-	viper.BindPFlag("database.port", rootCmd.PersistentFlags().Lookup("database-port"))
-	viper.BindPFlag("database.hostname", rootCmd.PersistentFlags().Lookup("database-hostname"))
-	viper.BindPFlag("database.user", rootCmd.PersistentFlags().Lookup("database-user"))
-	viper.BindPFlag("database.password", rootCmd.PersistentFlags().Lookup("database-password"))
-	viper.BindPFlag("log.level", rootCmd.PersistentFlags().Lookup("log-level"))
+	rootCmd.PersistentFlags().Bool(snapshot.PROM_METRICS_CLI, false, "enable prometheus metrics")
+	rootCmd.PersistentFlags().Bool(snapshot.PROM_HTTP_CLI, false, "enable prometheus http service")
+	rootCmd.PersistentFlags().String(snapshot.PROM_HTTP_ADDR_CLI, "127.0.0.1", "prometheus http host")
+	rootCmd.PersistentFlags().String(snapshot.PROM_HTTP_PORT_CLI, "8086", "prometheus http port")
+	rootCmd.PersistentFlags().Bool(snapshot.PROM_DB_STATS_CLI, false, "enables prometheus db stats")
+
+	viper.BindPFlag(snapshot.LOGRUS_FILE_TOML, rootCmd.PersistentFlags().Lookup(snapshot.LOGRUS_FILE_CLI))
+	viper.BindPFlag(snapshot.DATABASE_NAME_TOML, rootCmd.PersistentFlags().Lookup(snapshot.DATABASE_NAME_CLI))
+	viper.BindPFlag(snapshot.DATABASE_PORT_TOML, rootCmd.PersistentFlags().Lookup(snapshot.DATABASE_PORT_CLI))
+	viper.BindPFlag(snapshot.DATABASE_HOSTNAME_TOML, rootCmd.PersistentFlags().Lookup(snapshot.DATABASE_HOSTNAME_CLI))
+	viper.BindPFlag(snapshot.DATABASE_USER_TOML, rootCmd.PersistentFlags().Lookup(snapshot.DATABASE_USER_CLI))
+	viper.BindPFlag(snapshot.DATABASE_PASSWORD_TOML, rootCmd.PersistentFlags().Lookup(snapshot.DATABASE_PASSWORD_CLI))
+	viper.BindPFlag(snapshot.LOGRUS_LEVEL_TOML, rootCmd.PersistentFlags().Lookup(snapshot.LOGRUS_LEVEL_CLI))
+
+	viper.BindPFlag(snapshot.PROM_METRICS_TOML, rootCmd.PersistentFlags().Lookup(snapshot.PROM_METRICS_CLI))
+	viper.BindPFlag(snapshot.PROM_HTTP_TOML, rootCmd.PersistentFlags().Lookup(snapshot.PROM_HTTP_CLI))
+	viper.BindPFlag(snapshot.PROM_HTTP_ADDR_TOML, rootCmd.PersistentFlags().Lookup(snapshot.PROM_HTTP_ADDR_CLI))
+	viper.BindPFlag(snapshot.PROM_HTTP_PORT_TOML, rootCmd.PersistentFlags().Lookup(snapshot.PROM_HTTP_PORT_CLI))
+	viper.BindPFlag(snapshot.PROM_DB_STATS_TOML, rootCmd.PersistentFlags().Lookup(snapshot.PROM_DB_STATS_CLI))
 }

 func initConfig() {
@@ -40,11 +40,11 @@ var stateSnapshotCmd = &cobra.Command{
 }

 func stateSnapshot() {
-	modeStr := viper.GetString("snapshot.mode")
+	modeStr := viper.GetString(snapshot.SNAPSHOT_MODE_TOML)
 	mode := snapshot.SnapshotMode(modeStr)
 	config, err := snapshot.NewConfig(mode)
 	if err != nil {
-		logWithCommand.Fatal("unable to initialize config: %v", err)
+		logWithCommand.Fatalf("unable to initialize config: %v", err)
 	}
 	logWithCommand.Infof("opening levelDB and ancient data at %s and %s",
 		config.Eth.LevelDBPath, config.Eth.AncientDBPath)
@@ -52,11 +52,11 @@ func stateSnapshot() {
 	if err != nil {
 		logWithCommand.Fatal(err)
 	}
-	height := viper.GetInt64("snapshot.blockHeight")
-	recoveryFile := viper.GetString("snapshot.recoveryFile")
+	height := viper.GetInt64(snapshot.SNAPSHOT_BLOCK_HEIGHT_TOML)
+	recoveryFile := viper.GetString(snapshot.SNAPSHOT_RECOVERY_FILE_TOML)
 	if recoveryFile == "" {
 		recoveryFile = fmt.Sprintf("./%d_snapshot_recovery", height)
-		logWithCommand.Infof("no recovery file set, creating default: %s", recoveryFile)
+		logWithCommand.Infof("no recovery file set, using default: %s", recoveryFile)
 	}

 	pub, err := snapshot.NewPublisher(mode, config)
@@ -68,7 +68,7 @@ func stateSnapshot() {
 	if err != nil {
 		logWithCommand.Fatal(err)
 	}
-	workers := viper.GetUint("snapshot.workers")
+	workers := viper.GetUint(snapshot.SNAPSHOT_WORKERS_TOML)

 	if height < 0 {
 		if err := snapshotService.CreateLatestSnapshot(workers); err != nil {
@@ -86,19 +86,19 @@ func stateSnapshot() {
 func init() {
 	rootCmd.AddCommand(stateSnapshotCmd)

-	stateSnapshotCmd.PersistentFlags().String("leveldb-path", "", "path to primary datastore")
-	stateSnapshotCmd.PersistentFlags().String("ancient-path", "", "path to ancient datastore")
-	stateSnapshotCmd.PersistentFlags().String("block-height", "", "blockheight to extract state at")
-	stateSnapshotCmd.PersistentFlags().Int("workers", 1, "number of concurrent workers to use")
-	stateSnapshotCmd.PersistentFlags().String("recovery-file", "", "file to recover from a previous iteration")
-	stateSnapshotCmd.PersistentFlags().String("snapshot-mode", "postgres", "output mode for snapshot ('file' or 'postgres')")
-	stateSnapshotCmd.PersistentFlags().String("output-dir", "", "directory for writing ouput to while operating in 'file' mode")
+	stateSnapshotCmd.PersistentFlags().String(snapshot.LVL_DB_PATH_CLI, "", "path to primary datastore")
+	stateSnapshotCmd.PersistentFlags().String(snapshot.ANCIENT_DB_PATH_CLI, "", "path to ancient datastore")
+	stateSnapshotCmd.PersistentFlags().String(snapshot.SNAPSHOT_BLOCK_HEIGHT_CLI, "", "block height to extract state at")
+	stateSnapshotCmd.PersistentFlags().Int(snapshot.SNAPSHOT_WORKERS_CLI, 1, "number of concurrent workers to use")
+	stateSnapshotCmd.PersistentFlags().String(snapshot.SNAPSHOT_RECOVERY_FILE_CLI, "", "file to recover from a previous iteration")
+	stateSnapshotCmd.PersistentFlags().String(snapshot.SNAPSHOT_MODE_CLI, "postgres", "output mode for snapshot ('file' or 'postgres')")
+	stateSnapshotCmd.PersistentFlags().String(snapshot.FILE_OUTPUT_DIR_CLI, "", "directory for writing ouput to while operating in 'file' mode")

-	viper.BindPFlag("leveldb.path", stateSnapshotCmd.PersistentFlags().Lookup("leveldb-path"))
-	viper.BindPFlag("leveldb.ancient", stateSnapshotCmd.PersistentFlags().Lookup("ancient-path"))
-	viper.BindPFlag("snapshot.blockHeight", stateSnapshotCmd.PersistentFlags().Lookup("block-height"))
-	viper.BindPFlag("snapshot.workers", stateSnapshotCmd.PersistentFlags().Lookup("workers"))
-	viper.BindPFlag("snapshot.recoveryFile", stateSnapshotCmd.PersistentFlags().Lookup("recovery-file"))
-	viper.BindPFlag("snapshot.mode", stateSnapshotCmd.PersistentFlags().Lookup("snapshot-mode"))
-	viper.BindPFlag("file.outputDir", stateSnapshotCmd.PersistentFlags().Lookup("output-dir"))
+	viper.BindPFlag(snapshot.LVL_DB_PATH_TOML, stateSnapshotCmd.PersistentFlags().Lookup(snapshot.LVL_DB_PATH_CLI))
+	viper.BindPFlag(snapshot.ANCIENT_DB_PATH_TOML, stateSnapshotCmd.PersistentFlags().Lookup(snapshot.ANCIENT_DB_PATH_CLI))
+	viper.BindPFlag(snapshot.SNAPSHOT_BLOCK_HEIGHT_TOML, stateSnapshotCmd.PersistentFlags().Lookup(snapshot.SNAPSHOT_BLOCK_HEIGHT_CLI))
+	viper.BindPFlag(snapshot.SNAPSHOT_WORKERS_TOML, stateSnapshotCmd.PersistentFlags().Lookup(snapshot.SNAPSHOT_WORKERS_CLI))
+	viper.BindPFlag(snapshot.SNAPSHOT_RECOVERY_FILE_TOML, stateSnapshotCmd.PersistentFlags().Lookup(snapshot.SNAPSHOT_RECOVERY_FILE_CLI))
+	viper.BindPFlag(snapshot.SNAPSHOT_MODE_TOML, stateSnapshotCmd.PersistentFlags().Lookup(snapshot.SNAPSHOT_MODE_CLI))
+	viper.BindPFlag(snapshot.FILE_OUTPUT_DIR_TOML, stateSnapshotCmd.PersistentFlags().Lookup(snapshot.FILE_OUTPUT_DIR_CLI))
 }
@@ -5,8 +5,19 @@
    user     = "postgres"

 [leveldb]
-    path = "/Users/user/Library/Ethereum/geth/chaindata"
-    ancient = "/Users/user/Library/Ethereum/geth/chaindata/ancient"
+    path = "/Users/iannorden/Library/Ethereum/geth/chaindata"
+    ancient = "/Users/iannorden/Library/Ethereum/geth/chaindata/ancient"
+
+[log]
+    level = "info"
+    file = "log_file"
+
+[prom]
+    metrics = true
+    http = true
+    httpAddr = "0.0.0.0"
+    httpPort = 9101
+    dbStats = true

 [snapshot]
    mode = "file"
@@ -16,3 +27,10 @@

 [file]
    outputDir = "output_dir/"
+
+[ethereum]
+    clientName = "Geth" # $ETH_CLIENT_NAME
+    nodeID = "arch1" # $ETH_NODE_ID
+    networkID = "1" # $ETH_NETWORK_ID
+    chainID = "1" # $ETH_CHAIN_ID
+    genesisBlock = "0xd4e56740f876aef8c010b86a40d5f56745a118d0906a34e69aec8c0db1cb8fa3" # $ETH_GENESIS_BLOCK
@@ -1,46 +1,117 @@
 module github.com/vulcanize/ipld-eth-state-snapshot

-go 1.15
+go 1.18

 require (
-	github.com/btcsuite/btcd v0.22.0-beta // indirect
-	github.com/cespare/xxhash/v2 v2.1.2 // indirect
-	github.com/ethereum/go-ethereum v1.10.16
-	github.com/fsnotify/fsnotify v1.5.1 // indirect
-	github.com/go-kit/kit v0.10.0 // indirect
+	github.com/ethereum/go-ethereum v1.10.18
 	github.com/golang/mock v1.6.0
+	github.com/ipfs/go-cid v0.1.0
+	github.com/ipfs/go-ipfs-blockstore v1.1.2
+	github.com/ipfs/go-ipfs-ds-help v1.1.0
+	github.com/jackc/pgx/v4 v4.15.0
+	github.com/multiformats/go-multihash v0.1.0
+	github.com/prometheus/client_golang v1.3.0
+	github.com/sirupsen/logrus v1.6.0
+	github.com/spf13/cobra v1.0.0
+	github.com/spf13/viper v1.7.0
+	github.com/vulcanize/go-eth-state-node-iterator v1.1.0
+)
+
+require (
+	github.com/StackExchange/wmi v0.0.0-20180116203802-5d049714c4a6 // indirect
+	github.com/VictoriaMetrics/fastcache v1.6.0 // indirect
+	github.com/beorn7/perks v1.0.1 // indirect
+	github.com/btcsuite/btcd/btcec/v2 v2.2.0 // indirect
+	github.com/cespare/xxhash/v2 v2.1.2 // indirect
+	github.com/davecgh/go-spew v1.1.1 // indirect
+	github.com/decred/dcrd/dcrec/secp256k1/v4 v4.0.1 // indirect
+	github.com/fsnotify/fsnotify v1.5.1 // indirect
+	github.com/georgysavva/scany v0.2.9 // indirect
+	github.com/go-kit/kit v0.10.0 // indirect
+	github.com/go-ole/go-ole v1.2.1 // indirect
+	github.com/go-stack/stack v1.8.0 // indirect
+	github.com/gogo/protobuf v1.3.2 // indirect
+	github.com/golang/protobuf v1.5.2 // indirect
+	github.com/golang/snappy v0.0.4 // indirect
 	github.com/google/go-cmp v0.5.6 // indirect
 	github.com/google/uuid v1.3.0 // indirect
 	github.com/gopherjs/gopherjs v0.0.0-20190430165422-3e4dfb77656c // indirect
-	github.com/ipfs/go-cid v0.1.0
+	github.com/hashicorp/golang-lru v0.5.5-0.20210104140557-80c98217689d // indirect
+	github.com/hashicorp/hcl v1.0.0 // indirect
+	github.com/holiman/bloomfilter/v2 v2.0.3 // indirect
+	github.com/inconshreveable/mousetrap v1.0.0 // indirect
+	github.com/ipfs/bbloom v0.0.4 // indirect
+	github.com/ipfs/go-block-format v0.0.3 // indirect
 	github.com/ipfs/go-datastore v0.5.1 // indirect
-	github.com/ipfs/go-ipfs-blockstore v1.1.2
-	github.com/ipfs/go-ipfs-ds-help v1.1.0
+	github.com/ipfs/go-ipfs-util v0.0.2 // indirect
+	github.com/ipfs/go-ipld-format v0.2.0 // indirect
 	github.com/ipfs/go-log v1.0.5 // indirect
 	github.com/ipfs/go-log/v2 v2.4.0 // indirect
-	github.com/jackc/pgx/v4 v4.15.0
+	github.com/ipfs/go-metrics-interface v0.0.1 // indirect
+	github.com/jackc/chunkreader/v2 v2.0.1 // indirect
+	github.com/jackc/pgconn v1.11.0 // indirect
+	github.com/jackc/pgio v1.0.0 // indirect
+	github.com/jackc/pgpassfile v1.0.0 // indirect
+	github.com/jackc/pgproto3/v2 v2.2.0 // indirect
+	github.com/jackc/pgservicefile v0.0.0-20200714003250-2b9c44734f2b // indirect
+	github.com/jackc/pgtype v1.10.0 // indirect
+	github.com/jackc/puddle v1.2.1 // indirect
+	github.com/jbenet/goprocess v0.1.4 // indirect
+	github.com/jmoiron/sqlx v1.2.0 // indirect
+	github.com/klauspost/cpuid/v2 v2.0.9 // indirect
+	github.com/konsorten/go-windows-terminal-sequences v1.0.3 // indirect
 	github.com/kr/pretty v0.3.0 // indirect
+	github.com/lib/pq v1.10.2 // indirect
+	github.com/magiconair/properties v1.8.1 // indirect
+	github.com/mattn/go-isatty v0.0.14 // indirect
+	github.com/mattn/go-runewidth v0.0.9 // indirect
+	github.com/matttproud/golang_protobuf_extensions v1.0.1 // indirect
+	github.com/minio/blake2b-simd v0.0.0-20160723061019-3f5f724cb5b1 // indirect
+	github.com/minio/sha256-simd v1.0.0 // indirect
+	github.com/mitchellh/mapstructure v1.4.1 // indirect
+	github.com/mr-tron/base58 v1.2.0 // indirect
 	github.com/multiformats/go-base32 v0.0.4 // indirect
-	github.com/multiformats/go-multihash v0.1.0
+	github.com/multiformats/go-base36 v0.1.0 // indirect
+	github.com/multiformats/go-multibase v0.0.3 // indirect
+	github.com/multiformats/go-varint v0.0.6 // indirect
+	github.com/olekukonko/tablewriter v0.0.5 // indirect
 	github.com/onsi/ginkgo v1.16.5 // indirect
 	github.com/onsi/gomega v1.13.0 // indirect
-	github.com/sirupsen/logrus v1.6.0
+	github.com/opentracing/opentracing-go v1.2.0 // indirect
+	github.com/pelletier/go-toml v1.2.0 // indirect
+	github.com/pkg/errors v0.9.1 // indirect
+	github.com/pmezard/go-difflib v1.0.0 // indirect
+	github.com/prometheus/client_model v0.1.0 // indirect
+	github.com/prometheus/common v0.7.0 // indirect
+	github.com/prometheus/procfs v0.0.8 // indirect
+	github.com/prometheus/tsdb v0.7.1 // indirect
+	github.com/shirou/gopsutil v3.21.4-0.20210419000835-c7a38de76ee5+incompatible // indirect
 	github.com/smartystreets/assertions v1.0.0 // indirect
-	github.com/spf13/cobra v1.0.0
-	github.com/spf13/viper v1.7.0
-	github.com/vulcanize/go-eth-state-node-iterator v1.0.1
+	github.com/spaolacci/murmur3 v1.1.0 // indirect
+	github.com/spf13/afero v1.1.2 // indirect
+	github.com/spf13/cast v1.3.0 // indirect
+	github.com/spf13/jwalterweatherman v1.0.0 // indirect
+	github.com/spf13/pflag v1.0.3 // indirect
+	github.com/stretchr/objx v0.2.0 // indirect
+	github.com/stretchr/testify v1.7.0 // indirect
+	github.com/subosito/gotenv v1.2.0 // indirect
+	github.com/syndtr/goleveldb v1.0.1-0.20210819022825-2ae1ddf74ef7 // indirect
+	github.com/tklauser/go-sysconf v0.3.5 // indirect
+	github.com/tklauser/numcpus v0.2.2 // indirect
 	go.uber.org/atomic v1.9.0 // indirect
 	go.uber.org/goleak v1.1.11 // indirect
 	go.uber.org/multierr v1.7.0 // indirect
 	go.uber.org/zap v1.19.1 // indirect
 	golang.org/x/crypto v0.0.0-20211209193657-4570a0811e8b // indirect
-	golang.org/x/lint v0.0.0-20200302205851-738671d3881b // indirect
 	golang.org/x/net v0.0.0-20211209124913-491a49abca63 // indirect
 	golang.org/x/sys v0.0.0-20211209171907-798191bca915 // indirect
-	golang.org/x/tools v0.1.8 // indirect
+	golang.org/x/text v0.3.7 // indirect
 	google.golang.org/appengine v1.6.6 // indirect
 	google.golang.org/protobuf v1.27.1 // indirect
+	gopkg.in/ini.v1 v1.51.0 // indirect
+	gopkg.in/yaml.v2 v2.4.0 // indirect
+	gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b // indirect
 	lukechampine.com/blake3 v1.1.7 // indirect
 )

-replace github.com/ethereum/go-ethereum v1.10.16 => github.com/vulcanize/go-ethereum v1.10.16-statediff-3.0.2
+replace github.com/ethereum/go-ethereum v1.10.18 => github.com/vulcanize/go-ethereum v1.10.18-statediff-3.2.2
@@ -19,25 +19,14 @@ cloud.google.com/go/storage v1.0.0/go.mod h1:IhtSnM/ZTZV8YYJWCY8RULGVqBDmpoyjwiy
 cloud.google.com/go/storage v1.5.0/go.mod h1:tpKbwo567HUNpVclU5sGELwQWBDZ8gh0ZeosJ0Rtdos=
 collectd.org v0.3.0/go.mod h1:A/8DzQBkF6abtvrT2j/AU/4tiBgJWYyh0y/oB/4MlWE=
 dmitri.shuralyov.com/gpu/mtl v0.0.0-20190408044501-666a987793e9/go.mod h1:H6x//7gZCb22OMCxBHrMx7a5I7Hp++hsVxbQ4BYO7hU=
-github.com/Azure/azure-pipeline-go v0.2.1/go.mod h1:UGSo8XybXnIGZ3epmeBw7Jdz+HiUVpqIlpz/HKHylF4=
-github.com/Azure/azure-pipeline-go v0.2.2/go.mod h1:4rQ/NZncSvGqNkkOsNpOU1tgoNuIlp9AfUH5G1tvCHc=
-github.com/Azure/azure-storage-blob-go v0.7.0/go.mod h1:f9YQKtsG1nMisotuTPpO0tjNuEjKRYAcJU8/ydDI++4=
-github.com/Azure/go-autorest/autorest v0.9.0/go.mod h1:xyHB1BMZT0cuDHU7I0+g046+BFDTQ8rEZB0s4Yfa6bI=
-github.com/Azure/go-autorest/autorest/adal v0.5.0/go.mod h1:8Z9fGy2MpX0PvDjB1pEgQTmVqjGhiHBW7RJJEciWzS0=
-github.com/Azure/go-autorest/autorest/adal v0.8.0/go.mod h1:Z6vX6WXXuyieHAXwMj0S6HY6e6wcHn37qQMBQlvY3lc=
-github.com/Azure/go-autorest/autorest/date v0.1.0/go.mod h1:plvfp3oPSKwf2DNjlBjWF/7vwR+cUD/ELuzDCXwHUVA=
-github.com/Azure/go-autorest/autorest/date v0.2.0/go.mod h1:vcORJHLJEh643/Ioh9+vPmf1Ij9AEBM5FuBIXLmIy0g=
-github.com/Azure/go-autorest/autorest/mocks v0.1.0/go.mod h1:OTyCOPRA2IgIlWxVYxBee2F5Gr4kF2zd2J5cFRaIDN0=
-github.com/Azure/go-autorest/autorest/mocks v0.2.0/go.mod h1:OTyCOPRA2IgIlWxVYxBee2F5Gr4kF2zd2J5cFRaIDN0=
-github.com/Azure/go-autorest/autorest/mocks v0.3.0/go.mod h1:a8FDP3DYzQ4RYfVAxAN3SVSiiO77gL2j2ronKKP0syM=
-github.com/Azure/go-autorest/logger v0.1.0/go.mod h1:oExouG+K6PryycPJfVSxi/koC6LSNgds39diKLz7Vrc=
-github.com/Azure/go-autorest/tracing v0.5.0/go.mod h1:r/s2XiOKccPW3HrqB+W0TQzfbtp2fGCgRFtBroKn4Dk=
+github.com/Azure/azure-sdk-for-go/sdk/azcore v0.21.1/go.mod h1:fBF9PQNqB8scdgpZ3ufzaLntG0AG7C1WjPMsiFOmfHM=
+github.com/Azure/azure-sdk-for-go/sdk/internal v0.8.3/go.mod h1:KLF4gFr6DcKFZwSuH8w8yEK6DpFl3LP5rhdvAb7Yz5I=
+github.com/Azure/azure-sdk-for-go/sdk/storage/azblob v0.3.0/go.mod h1:tPaiy8S5bQ+S5sOiDlINkp7+Ef339+Nz5L5XO+cnOHo=
 github.com/BurntSushi/toml v0.3.1 h1:WXkYYl6Yr3qBf1K79EBnL4mak0OimBfB0XUf9Vl28OQ=
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
 github.com/BurntSushi/xgb v0.0.0-20160522181843-27f122750802/go.mod h1:IVnqGOEym/WlBOVXweHU+Q+/VP0lqqI8lqeDx9IjBqo=
 github.com/DATA-DOG/go-sqlmock v1.3.3/go.mod h1:f/Ixk793poVmq4qj/V1dPUg2JEAKC73Q5eFN3EC/SaM=
 github.com/Knetic/govaluate v3.0.1-0.20171022003610-9aa49832a739+incompatible/go.mod h1:r7JcOSlj0wfOMncg0iLm8Leh48TZaKVeNIfJntJ2wa0=
-github.com/Masterminds/semver/v3 v3.1.1 h1:hLg3sBzpNErnxhQtUy/mmLR2I9foDujNK030IGemrRc=
 github.com/Masterminds/semver/v3 v3.1.1/go.mod h1:VPu/7SZ7ePZ3QOrcuXROw5FAcLl4a0cBrbBpGY/8hQs=
 github.com/OneOfOne/xxhash v1.2.2/go.mod h1:HSdplMjZKSmBqAxg5vPj2TmRDmfkzw+cTzAElWljhcU=
 github.com/Shopify/sarama v1.19.0/go.mod h1:FVkBWblsNy7DGZRfXLU0O9RCGt5g3g3yEuWXgklEdEo=
@@ -47,7 +36,6 @@ github.com/StackExchange/wmi v0.0.0-20180116203802-5d049714c4a6/go.mod h1:3eOhrU
 github.com/VictoriaMetrics/fastcache v1.6.0 h1:C/3Oi3EiBCqufydp1neRZkqcwmEiuRT9c3fqvvgKm5o=
 github.com/VictoriaMetrics/fastcache v1.6.0/go.mod h1:0qHz5QP0GMX4pfmMA/zt5RgfNuXJrTP0zS7DqpHGGTw=
 github.com/VividCortex/gohistogram v1.0.0/go.mod h1:Pf5mBqqDxYaXu3hDrrU+w6nw50o/4+TcAqDqk/vUH7g=
-github.com/aead/siphash v1.0.1/go.mod h1:Nywa3cDsYNNK3gaciGTWPwHt0wlpNV15vwmswBAUSII=
 github.com/afex/hystrix-go v0.0.0-20180502004556-fa1af6a1f4f5/go.mod h1:SkGFH1ia65gfNATL8TAiHDNxPzPdmEL5uirI2Uyuz6c=
 github.com/ajstarks/svgo v0.0.0-20180226025133-644b8db467af/go.mod h1:K08gAheRH3/J6wwsYMMT4xOr94bZjxIelGM0+d/wbFw=
 github.com/alecthomas/template v0.0.0-20160405071501-a0175ee3bccc/go.mod h1:LOuyumcjzFXgccqObfd/Ljyb9UuFJ6TxHnclSeseNhc=
@@ -81,31 +69,21 @@ github.com/benbjohnson/clock v1.1.0 h1:Q92kusRqC1XV2MjkWETPvjJVqKetz1OzxZB7mHJLj
 github.com/benbjohnson/clock v1.1.0/go.mod h1:J11/hYXuz8f4ySSvYwY0FKfm+ezbsZBKZxNJlLklBHA=
 github.com/beorn7/perks v0.0.0-20180321164747-3a771d992973/go.mod h1:Dwedo/Wpr24TaqPxmxbtue+5NUziq4I4S80YR8gNf3Q=
 github.com/beorn7/perks v1.0.0/go.mod h1:KWe93zE9D1o94FZ5RNwFwVgaQK1VOXiVxmqh+CedLV8=
+github.com/beorn7/perks v1.0.1 h1:VlbKKnNfV8bJzeqoa4cOKqO6bYr3WgKZxO8Z16+hsOM=
 github.com/beorn7/perks v1.0.1/go.mod h1:G2ZrVWU2WbWT9wwq4/hrbKbnv/1ERSJQ0ibhJ6rlkpw=
 github.com/bgentry/speakeasy v0.1.0/go.mod h1:+zsyZBPWlz7T6j88CTgSN5bM796AkVf0kBD4zp0CCIs=
 github.com/bketelsen/crypt v0.0.3-0.20200106085610-5cbc8cc4026c/go.mod h1:MKsuJmJgSg28kpZDP6UIiPt0e0Oz0kqKNGyRaWEPv84=
 github.com/bmizerany/pat v0.0.0-20170815010413-6226ea591a40/go.mod h1:8rLXio+WjiTceGBHIoTvn60HIbs7Hm7bcHjyrSqYB9c=
 github.com/boltdb/bolt v1.3.1/go.mod h1:clJnj/oiGkjum5o1McbSZDSLxVThjynRyGBgiAx27Ps=
-github.com/btcsuite/btcd v0.20.1-beta/go.mod h1:wVuoA8VJLEcwgqHBwHmzLRazpKxTv13Px/pDuV7OomQ=
-github.com/btcsuite/btcd v0.22.0-beta h1:LTDpDKUM5EeOFBPM8IXpinEcmZ6FWfNZbE3lfrfdnWo=
-github.com/btcsuite/btcd v0.22.0-beta/go.mod h1:9n5ntfhhHQBIhUvlhDvD3Qg6fRUj4jkN0VB8L8svzOA=
-github.com/btcsuite/btclog v0.0.0-20170628155309-84c8d2346e9f/go.mod h1:TdznJufoqS23FtqVCzL0ZqgP5MqXbb4fg/WgDys70nA=
-github.com/btcsuite/btcutil v0.0.0-20190425235716-9e5f4b9a998d/go.mod h1:+5NJ2+qvTyV9exUAL/rxXi3DcLg2Ts+ymUAY5y4NvMg=
-github.com/btcsuite/btcutil v1.0.3-0.20201208143702-a53e38424cce/go.mod h1:0DVlHczLPewLcPGEIeUEzfOJhqGPQ0mJJRDBtD307+o=
-github.com/btcsuite/go-socks v0.0.0-20170105172521-4720035b7bfd/go.mod h1:HHNXQzUsZCxOoE+CPiyCTO6x34Zs86zZUiwtpXoGdtg=
-github.com/btcsuite/goleveldb v0.0.0-20160330041536-7834afc9e8cd/go.mod h1:F+uVaaLLH7j4eDXPRvw78tMflu7Ie2bzYOH4Y8rRKBY=
-github.com/btcsuite/goleveldb v1.0.0/go.mod h1:QiK9vBlgftBg6rWQIj6wFzbPfRjiykIEhBH4obrXJ/I=
-github.com/btcsuite/snappy-go v0.0.0-20151229074030-0bdef8d06723/go.mod h1:8woku9dyThutzjeg+3xrA5iCpBRH8XEEg3lh6TiUghc=
-github.com/btcsuite/snappy-go v1.0.0/go.mod h1:8woku9dyThutzjeg+3xrA5iCpBRH8XEEg3lh6TiUghc=
-github.com/btcsuite/websocket v0.0.0-20150119174127-31079b680792/go.mod h1:ghJtEyQwv5/p4Mg4C0fgbePVuGr935/5ddU9Z3TmDRY=
-github.com/btcsuite/winsvc v1.0.0/go.mod h1:jsenWakMcC0zFBFurPLEAyrnc/teJEM1O46fmI40EZs=
+github.com/btcsuite/btcd/btcec/v2 v2.2.0 h1:fzn1qaOt32TuLjFlkzYSsBC35Q3KUjT1SwPxiMSCF5k=
+github.com/btcsuite/btcd/btcec/v2 v2.2.0/go.mod h1:U7MHm051Al6XmscBQ0BoNydpOTsFAn707034b5nY8zU=
+github.com/btcsuite/btcd/chaincfg/chainhash v1.0.1 h1:q0rUy8C/TYNBQS1+CGKw68tLOFYSNEs0TFnxxnS9+4U=
+github.com/btcsuite/btcd/chaincfg/chainhash v1.0.1/go.mod h1:7SFka0XMvUgj3hfZtydOrQY2mwhPclbT2snogU7SQQc=
 github.com/c-bata/go-prompt v0.2.2/go.mod h1:VzqtzE2ksDBcdln8G7mk2RX9QyGjH+OVqOCSiVIqS34=
 github.com/casbin/casbin/v2 v2.1.2/go.mod h1:YcPU1XXisHhLzuxH9coDNf2FbKpjGlbCg3n9yuLkIJQ=
 github.com/cenkalti/backoff v2.2.1+incompatible/go.mod h1:90ReRw6GdpyfrHakVjL/QHaoyV4aDUVVkXQJJJ3NXXM=
 github.com/census-instrumentation/opencensus-proto v0.2.1/go.mod h1:f6KPmirojxKA12rnyqOA5BBL4O983OfeGPqjHWSTneU=
-github.com/cespare/cp v0.1.0 h1:SE+dxFebS7Iik5LK0tsi1k9ZCxEaFX4AjQmoyA+1dJk=
 github.com/cespare/cp v0.1.0/go.mod h1:SOGHArjBr4JWaSDEVpWpo/hNg6RoKrls6Oh40hiwW+s=
-github.com/cespare/xxhash v1.1.0 h1:a6HrQnmkObjyL+Gs60czilIUGqrzKutQD6XZog3p+ko=
 github.com/cespare/xxhash v1.1.0/go.mod h1:XrSqR1VqqWfGrhpAt58auRo0WTKS1nRRg3ghfAqPWnc=
 github.com/cespare/xxhash/v2 v2.1.1/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XLFGgcrjCOs=
 github.com/cespare/xxhash/v2 v2.1.2 h1:YRXhKfTDauu4ajMg1TPgFO5jnlC2HCbmLXMcTG5cbYE=
@@ -140,14 +118,15 @@ github.com/creack/pty v1.1.7/go.mod h1:lj5s0c3V2DBrqTV7llrYr5NG6My20zk30Fl46Y7Do
 github.com/creack/pty v1.1.9/go.mod h1:oKZEueFk5CKHvIhNR5MUki03XCEU+Q6VDXinZuGJ33E=
 github.com/cyberdelia/templates v0.0.0-20141128023046-ca7fffd4298c/go.mod h1:GyV+0YP4qX0UQ7r2MoYZ+AvYDp12OF5yg4q8rGnyNh4=
 github.com/dave/jennifer v1.2.0/go.mod h1:fIb+770HOpJ2fmN9EPPKOqm1vMGhB+TwXKMZhrIygKg=
-github.com/davecgh/go-spew v0.0.0-20171005155431-ecdeabc65495/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
-github.com/deckarep/golang-set v0.0.0-20180603214616-504e848d77ea h1:j4317fAZh7X6GqbFowYdYdI0L9bwxL07jyPZIdepyZ0=
-github.com/deckarep/golang-set v0.0.0-20180603214616-504e848d77ea/go.mod h1:93vsz/8Wt4joVM7c2AVqh+YRMiUSc14yDtF28KmMOgQ=
+github.com/deckarep/golang-set v1.8.0 h1:sk9/l/KqpunDwP7pSjUg0keiOOLEnOBHzykLrsPppp4=
 github.com/deckarep/golang-set v1.8.0/go.mod h1:5nI87KwE7wgsBU1F4GKAw2Qod7p5kyS383rP6+o6qqo=
-github.com/decred/dcrd/lru v1.0.0/go.mod h1:mxKOwFd7lFjN2GZYsiz/ecgqR6kkYAl+0pz0tEMk218=
+github.com/decred/dcrd/crypto/blake256 v1.0.0 h1:/8DMNYp9SGi5f0w7uCm6d6M4OU2rGFK09Y2A4Xv7EE0=
+github.com/decred/dcrd/crypto/blake256 v1.0.0/go.mod h1:sQl2p6Y26YV+ZOcSTP6thNdn47hh8kt6rqSlvmrXFAc=
+github.com/decred/dcrd/dcrec/secp256k1/v4 v4.0.1 h1:YLtO71vCjJRCBcrPMtQ9nqBsqpA1m5sE92cU+pd5Mcc=
+github.com/decred/dcrd/dcrec/secp256k1/v4 v4.0.1/go.mod h1:hyedUtir6IdtD/7lIxGeCxkaw7y45JueMRL4DIyJDKs=
 github.com/deepmap/oapi-codegen v1.6.0/go.mod h1:ryDa9AgbELGeB+YEXE1dR53yAjHwFvE9iAUlWl9Al3M=
 github.com/deepmap/oapi-codegen v1.8.2/go.mod h1:YLgSKSDv/bZQB7N4ws6luhozi3cEdRktEqrX88CvjIw=
 github.com/denisenkom/go-mssqldb v0.0.0-20191124224453-732737034ffd/go.mod h1:xbL0rPBG9cCiLr28tMa8zpbdarY27NDyej4t/EjAShU=
@@ -155,8 +134,10 @@ github.com/dgrijalva/jwt-go v3.2.0+incompatible/go.mod h1:E3ru+11k8xSBh+hMPgOLZm
 github.com/dgryski/go-bitstream v0.0.0-20180413035011-3522498ce2c8/go.mod h1:VMaSuZ+SZcx/wljOQKvp5srsbCiKDEb6K2wC4+PiBmQ=
 github.com/dgryski/go-sip13 v0.0.0-20181026042036-e10d5fee7954/go.mod h1:vAd38F8PWV+bWy6jNmig1y/TA+kYO4g3RSRF0IAv0no=
 github.com/dlclark/regexp2 v1.4.1-0.20201116162257-a2a8dda75c91/go.mod h1:2pZnwuY/m+8K6iRw6wQdMtk+rH5tNGR1i55kozfMjCc=
-github.com/docker/docker v1.4.2-0.20180625184442-8e610b2b55bf/go.mod h1:eEKB0N0r5NX/I1kEveEz05bcu8tLC/8azJZsviup8Sk=
-github.com/dop251/goja v0.0.0-20211011172007-d99e4b8cbf48/go.mod h1:R9ET47fwRVRPZnOGvHxxhuZcbrMCuiqOz3Rlrh4KSnk=
+github.com/dnaeon/go-vcr v1.1.0/go.mod h1:M7tiix8f0r6mKKJ3Yq/kqU1OYf3MnfmBWVbPx/yU9ko=
+github.com/dnaeon/go-vcr v1.2.0/go.mod h1:R4UdLID7HZT3taECzJs4YgbbH6PIGXB6W/sc5OLb6RQ=
+github.com/docker/docker v1.6.2/go.mod h1:eEKB0N0r5NX/I1kEveEz05bcu8tLC/8azJZsviup8Sk=
+github.com/dop251/goja v0.0.0-20220405120441-9037c2b61cbf/go.mod h1:R9ET47fwRVRPZnOGvHxxhuZcbrMCuiqOz3Rlrh4KSnk=
 github.com/dop251/goja_nodejs v0.0.0-20210225215109-d91c329300e7/go.mod h1:hn7BA7c8pLvoGndExHudxTDKZ84Pyvv+90pbBjbTz0Y=
 github.com/dustin/go-humanize v0.0.0-20171111073723-bb3d318650d4/go.mod h1:HtrtbFcZ19U5GC7JDqmcUSB87Iq5E25KnS6fMYU6eOk=
 github.com/eapache/go-resiliency v1.1.0/go.mod h1:kFI+JgMyC7bLPUVY133qvEBtVayf5mFgVsvEsIPBvNs=
@@ -169,9 +150,8 @@ github.com/envoyproxy/go-control-plane v0.6.9/go.mod h1:SBwIajubJHhxtWwsL9s8ss4s
 github.com/envoyproxy/go-control-plane v0.9.1-0.20191026205805-5f8ba28d4473/go.mod h1:YTl/9mNaCwkRvm6d1a2C3ymFceY/DCBVvsKhRF0iEA4=
 github.com/envoyproxy/protoc-gen-validate v0.1.0/go.mod h1:iSmxcyjqTsJpI2R4NaDN7+kN2VEUnK/pcBlmesArF7c=
 github.com/erikstmartin/go-testdb v0.0.0-20160219214506-8d10e4a1bae5/go.mod h1:a2zkGnVExMxdzMo3M0Hi/3sEU+cWnZpSni0O6/Yb/P0=
-github.com/ethereum/go-ethereum v1.10.15/go.mod h1:W3yfrFyL9C1pHcwY5hmRHVDaorTiQxhYBkKyu5mEDHw=
 github.com/fatih/color v1.7.0/go.mod h1:Zm6kSWBoL9eyXnKyktHP6abPY2pDugNf5KwzbycvMj4=
-github.com/fjl/memsize v0.0.0-20190710130421-bcb5799ab5e5 h1:FtmdgXiUlNeRsoNMFlKLDt+S+6hbjVMEW6RGQ7aUf7c=
+github.com/fjl/gencodec v0.0.0-20220412091415-8bb9e558978c/go.mod h1:AzA8Lj6YtixmJWL+wkKoBGsLWy9gFrAzi4g+5bCKwpY=
 github.com/fjl/memsize v0.0.0-20190710130421-bcb5799ab5e5/go.mod h1:VvhXpOYNQvB+uIk2RvXzuaQtkQJzzIx6lSBe1xv7hi0=
 github.com/fogleman/gg v1.2.1-0.20190220221249-0403632d5b90/go.mod h1:R/bRT+9gY/C5z7JzPU0zXsXHKM4/ayA+zqcVNZzPa1k=
 github.com/franela/goblin v0.0.0-20200105215937-c9ffbefa60db/go.mod h1:7dvUGVsVBjqR7JHJk0brhHOZYGmfBYOrK0ZhYMEtBr4=
@@ -180,7 +160,7 @@ github.com/fsnotify/fsnotify v1.4.7/go.mod h1:jwhsz4b93w/PPRr/qN1Yymfu8t87LnFCMo
 github.com/fsnotify/fsnotify v1.4.9/go.mod h1:znqG4EE+3YCdAaPaxE2ZRY/06pZUdp0tY4IgpuI1SZQ=
 github.com/fsnotify/fsnotify v1.5.1 h1:mZcQUHVQUQWoPXXtuf9yuEXKudkV2sx1E06UadKWpgI=
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@@ -223,6 +203,7 @@ github.com/gogo/protobuf v1.2.1/go.mod h1:hp+jE20tsWTFYpLwKvXlhS1hjn+gTNwPg2I6zV
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@@ -262,6 +243,7 @@ github.com/google/go-cmp v0.3.0/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMyw
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@@ -275,7 +257,7 @@ github.com/google/pprof v0.0.0-20191218002539-d4f498aebedc/go.mod h1:ZgVRPoUq/hf
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@@ -291,7 +273,6 @@ github.com/gorilla/websocket v0.0.0-20170926233335-4201258b820c/go.mod h1:E7qHFY
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@@ -305,7 +286,6 @@ github.com/hashicorp/consul/api v1.3.0/go.mod h1:MmDNSzIMUjNpY/mQ398R4bk2FnqQLoP
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@@ -335,8 +315,7 @@ github.com/holiman/uint256 v1.2.0 h1:gpSYcPLWGv4sG43I2mVLiDZCNDh/EpGjSk8tmtxitHM
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@@ -391,12 +370,10 @@ github.com/ipfs/go-log/v2 v2.4.0 h1:iR/2o9PGWanVJrBgIH5Ff8mPGOwpqLaPIAFqSnsdlzk=
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@@ -419,7 +396,6 @@ github.com/jackc/pgmock v0.0.0-20210724152146-4ad1a8207f65 h1:DadwsjnMwFjfWc9y5W
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@@ -447,7 +423,6 @@ github.com/jackc/pgtype v1.8.1-0.20210724151600-32e20a603178/go.mod h1:C516IlIV9
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@@ -469,16 +444,12 @@ github.com/jackc/puddle v1.1.2/go.mod h1:m4B5Dj62Y0fbyuIc15OsIqK0+JU8nkqQjsgx7dv
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@@ -488,7 +459,6 @@ github.com/jmespath/go-jmespath/internal/testify v1.5.1/go.mod h1:L3OGu8Wl2/fWfC
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@@ -500,15 +470,12 @@ github.com/jtolds/gls v4.20.0+incompatible/go.mod h1:QJZ7F/aHp+rZTRtaJ1ow/lLfFfV
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@@ -530,6 +497,7 @@ github.com/kr/pty v1.1.8/go.mod h1:O1sed60cT9XZ5uDucP5qwvh+TE3NnUj51EiZO/lmSfw=
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 github.com/whyrusleeping/go-logging v0.0.0-20170515211332-0457bb6b88fc/go.mod h1:bopw91TMyo8J3tvftk8xmU2kPmlrt4nScJQZU2hE5EM=
 github.com/willf/bitset v1.1.3/go.mod h1:RjeCKbqT1RxIR/KWY6phxZiaY1IyutSBfGjNPySAYV4=
 github.com/xiang90/probing v0.0.0-20190116061207-43a291ad63a2/go.mod h1:UETIi67q53MR2AWcXfiuqkDkRtnGDLqkBTpCHuJHxtU=
@@ -857,7 +821,6 @@ go.uber.org/zap v1.13.0/go.mod h1:zwrFLgMcdUuIBviXEYEH1YKNaOBnKXsx2IPda5bBwHM=
 go.uber.org/zap v1.16.0/go.mod h1:MA8QOfq0BHJwdXa996Y4dYkAqRKB8/1K1QMMZVaNZjQ=
 go.uber.org/zap v1.19.1 h1:ue41HOKd1vGURxrmeKIgELGb3jPW9DMUDGtsinblHwI=
 go.uber.org/zap v1.19.1/go.mod h1:j3DNczoxDZroyBnOT1L/Q79cfUMGZxlv/9dzN7SM1rI=
-golang.org/x/crypto v0.0.0-20170930174604-9419663f5a44/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
 golang.org/x/crypto v0.0.0-20180904163835-0709b304e793/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
 golang.org/x/crypto v0.0.0-20181029021203-45a5f77698d3/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
 golang.org/x/crypto v0.0.0-20190211182817-74369b46fc67/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
@@ -873,9 +836,7 @@ golang.org/x/crypto v0.0.0-20190909091759-094676da4a83/go.mod h1:yigFU9vqHzYiE8U
 golang.org/x/crypto v0.0.0-20190911031432-227b76d455e7/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
 golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
 golang.org/x/crypto v0.0.0-20191205180655-e7c4368fe9dd/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
-golang.org/x/crypto v0.0.0-20200115085410-6d4e4cb37c7d/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
 golang.org/x/crypto v0.0.0-20200323165209-0ec3e9974c59/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
-golang.org/x/crypto v0.0.0-20200510223506-06a226fb4e37/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
 golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
 golang.org/x/crypto v0.0.0-20200820211705-5c72a883971a/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
 golang.org/x/crypto v0.0.0-20201203163018-be400aefbc4c/go.mod h1:jdWPYTVW3xRLrWPugEBEK3UY2ZEsg3UU495nc5E+M+I=
@@ -885,6 +846,7 @@ golang.org/x/crypto v0.0.0-20210322153248-0c34fe9e7dc2/go.mod h1:T9bdIzuCu7OtxOm
 golang.org/x/crypto v0.0.0-20210506145944-38f3c27a63bf/go.mod h1:P+XmwS30IXTQdn5tA2iutPOUgjI07+tq3H3K9MVA1s8=
 golang.org/x/crypto v0.0.0-20210616213533-5ff15b29337e/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc=
 golang.org/x/crypto v0.0.0-20210711020723-a769d52b0f97/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc=
+golang.org/x/crypto v0.0.0-20210921155107-089bfa567519/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc=
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 golang.org/x/crypto v0.0.0-20211209193657-4570a0811e8b/go.mod h1:IxCIyHEi3zRg3s0A5j5BB6A9Jmi73HwBIUl50j+osU4=
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@@ -897,6 +859,7 @@ golang.org/x/exp v0.0.0-20190829153037-c13cbed26979/go.mod h1:86+5VVa7VpoJ4kLfm0
 golang.org/x/exp v0.0.0-20191030013958-a1ab85dbe136/go.mod h1:JXzH8nQsPlswgeRAPE3MuO9GYsAcnJvJ4vnMwN/5qkY=
 golang.org/x/exp v0.0.0-20191129062945-2f5052295587/go.mod h1:2RIsYlXP63K8oxa1u096TMicItID8zy7Y6sNkU49FU4=
 golang.org/x/exp v0.0.0-20191227195350-da58074b4299/go.mod h1:2RIsYlXP63K8oxa1u096TMicItID8zy7Y6sNkU49FU4=
+golang.org/x/exp v0.0.0-20220426173459-3bcf042a4bf5/go.mod h1:lgLbSvA5ygNOMpwM/9anMpWVlVJ7Z+cHWq/eFuinpGE=
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@@ -908,8 +871,6 @@ golang.org/x/lint v0.0.0-20190409202823-959b441ac422/go.mod h1:6SW0HCj/g11FgYtHl
 golang.org/x/lint v0.0.0-20190909230951-414d861bb4ac/go.mod h1:6SW0HCj/g11FgYtHlgUYUwCkIfeOF89ocIRzGO/8vkc=
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 golang.org/x/lint v0.0.0-20191125180803-fdd1cda4f05f/go.mod h1:5qLYkcX4OjUUV8bRuDixDT3tpyyb+LUpUlRWLxfhWrs=
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-golang.org/x/lint v0.0.0-20200302205851-738671d3881b/go.mod h1:3xt1FjdF8hUf6vQPIChWIBhFzV8gjjsPE/fR3IyQdNY=
 golang.org/x/mobile v0.0.0-20190312151609-d3739f865fa6/go.mod h1:z+o9i4GpDbdi3rU15maQ/Ox0txvL9dWGYEHz965HBQE=
 golang.org/x/mobile v0.0.0-20190719004257-d2bd2a29d028/go.mod h1:E/iHnbuqvinMTCcRqshq8CkpyQDoeVncDDYHnLhea+o=
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@@ -918,9 +879,8 @@ golang.org/x/mod v0.1.1-0.20191105210325-c90efee705ee/go.mod h1:QqPTAvyqsEbceGzB
 golang.org/x/mod v0.2.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
 golang.org/x/mod v0.3.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
 golang.org/x/mod v0.4.2/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
-golang.org/x/mod v0.5.1 h1:OJxoQ/rynoF0dcCdI7cLPktw/hR2cueqYfjm43oqK38=
 golang.org/x/mod v0.5.1/go.mod h1:5OXOZSfqPIIbmVBIIKWRFfZjPR0E5r58TLhUjH0a2Ro=
-golang.org/x/net v0.0.0-20180719180050-a680a1efc54d/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
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@@ -947,15 +907,16 @@ golang.org/x/net v0.0.0-20200226121028-0de0cce0169b/go.mod h1:z5CRVTTTmAJ677TzLL
 golang.org/x/net v0.0.0-20200520004742-59133d7f0dd7/go.mod h1:qpuaurCH72eLCgpAm/N6yyVIVM9cpaDIP3A8BGJEC5A=
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 golang.org/x/net v0.0.0-20200822124328-c89045814202/go.mod h1:/O7V0waA8r7cgGh81Ro3o1hOxt32SMVPicZroKQ2sZA=
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@@ -969,9 +930,7 @@ golang.org/x/sync v0.0.0-20181221193216-37e7f081c4d4/go.mod h1:RxMgew5VJxzue5/jJ
 golang.org/x/sync v0.0.0-20190227155943-e225da77a7e6/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
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@@ -1023,7 +982,6 @@ golang.org/x/sys v0.0.0-20210423082822-04245dca01da/go.mod h1:h1NjWce9XRLGQEsW7w
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 golang.org/x/sys v0.0.0-20211019181941-9d821ace8654/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
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@@ -1043,7 +1001,6 @@ golang.org/x/time v0.0.0-20181108054448-85acf8d2951c/go.mod h1:tRJNPiyCQ0inRvYxb
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-golang.org/x/time v0.0.0-20210220033141-f8bda1e9f3ba h1:O8mE0/t419eoIwhTFpKVkHiTs/Igowgfkj25AcZrtiE=
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 golang.org/x/tools v0.0.0-20180221164845-07fd8470d635/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
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@@ -1075,20 +1032,18 @@ golang.org/x/tools v0.0.0-20191113191852-77e3bb0ad9e7/go.mod h1:b+2E5dAYhXwXZwtn
 golang.org/x/tools v0.0.0-20191115202509-3a792d9c32b2/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
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+golang.org/x/tools v0.0.0-20191126055441-b0650ceb63d9/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
 golang.org/x/tools v0.0.0-20191216173652-a0e659d51361/go.mod h1:TB2adYChydJhpapKDTa4BR/hXlZSLoq2Wpct/0txZ28=
 golang.org/x/tools v0.0.0-20191227053925-7b8e75db28f4/go.mod h1:TB2adYChydJhpapKDTa4BR/hXlZSLoq2Wpct/0txZ28=
 golang.org/x/tools v0.0.0-20200103221440-774c71fcf114/go.mod h1:TB2adYChydJhpapKDTa4BR/hXlZSLoq2Wpct/0txZ28=
 golang.org/x/tools v0.0.0-20200108203644-89082a384178/go.mod h1:TB2adYChydJhpapKDTa4BR/hXlZSLoq2Wpct/0txZ28=
-golang.org/x/tools v0.0.0-20200130002326-2f3ba24bd6e7/go.mod h1:TB2adYChydJhpapKDTa4BR/hXlZSLoq2Wpct/0txZ28=
 golang.org/x/tools v0.0.0-20200619180055-7c47624df98f/go.mod h1:EkVYQZoAsY45+roYkvgYkIh4xh/qjgUK9TdY2XT94GE=
 golang.org/x/tools v0.0.0-20201224043029-2b0845dc783e/go.mod h1:emZCQorbCU4vsT4fOWvOPXz4eW1wZW4PmDk9uLelYpA=
 golang.org/x/tools v0.0.0-20210106214847-113979e3529a/go.mod h1:emZCQorbCU4vsT4fOWvOPXz4eW1wZW4PmDk9uLelYpA=
 golang.org/x/tools v0.1.0/go.mod h1:xkSsbof2nBLbhDlRMhhhyNLN/zl3eTqcnHD5viDpcZ0=
 golang.org/x/tools v0.1.1/go.mod h1:o0xws9oXOQQZyjljx8fwUC0k7L1pTE6eaCbjGeHmOkk=
-golang.org/x/tools v0.1.2/go.mod h1:o0xws9oXOQQZyjljx8fwUC0k7L1pTE6eaCbjGeHmOkk=
 golang.org/x/tools v0.1.5/go.mod h1:o0xws9oXOQQZyjljx8fwUC0k7L1pTE6eaCbjGeHmOkk=
-golang.org/x/tools v0.1.8 h1:P1HhGGuLW4aAclzjtmJdf0mJOjVUZUzOTqkAkWL+l6w=
-golang.org/x/tools v0.1.8/go.mod h1:nABZi5QlRsZVlzPpHl034qft6wpY4eDcsTt5AaioBiU=
+golang.org/x/tools v0.1.8-0.20211029000441-d6a9af8af023/go.mod h1:nABZi5QlRsZVlzPpHl034qft6wpY4eDcsTt5AaioBiU=
 golang.org/x/xerrors v0.0.0-20190410155217-1f06c39b4373/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20190513163551-3ee3066db522/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
@@ -1168,11 +1123,9 @@ gopkg.in/ini.v1 v1.51.0 h1:AQvPpx3LzTDM0AjnIRlVFwFFGC+npRopjZxLJj6gdno=
 gopkg.in/ini.v1 v1.51.0/go.mod h1:pNLf8WUiyNEtQjuu5G5vTm06TEv9tsIgeAvK8hOrP4k=
 gopkg.in/natefinch/npipe.v2 v2.0.0-20160621034901-c1b8fa8bdcce h1:+JknDZhAj8YMt7GC73Ei8pv4MzjDUNPHgQWJdtMAaDU=
 gopkg.in/natefinch/npipe.v2 v2.0.0-20160621034901-c1b8fa8bdcce/go.mod h1:5AcXVHNjg+BDxry382+8OKon8SEWiKktQR07RKPsv1c=
-gopkg.in/olebedev/go-duktape.v3 v3.0.0-20200619000410-60c24ae608a6/go.mod h1:uAJfkITjFhyEEuUfm7bsmCZRbW5WRq8s9EY8HZ6hCns=
 gopkg.in/resty.v1 v1.12.0/go.mod h1:mDo4pnntr5jdWRML875a/NmxYqAlA73dVijT2AXvQQo=
 gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7 h1:uRGJdciOHaEIrze2W8Q3AKkepLTh2hOroT7a+7czfdQ=
 gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7/go.mod h1:dt/ZhP58zS4L8KSrWDmTeBkI65Dw0HsyUHuEVlX15mw=
-gopkg.in/urfave/cli.v1 v1.20.0 h1:NdAVW6RYxDif9DhDHaAortIu956m2c0v+09AZBPTbE0=
 gopkg.in/urfave/cli.v1 v1.20.0/go.mod h1:vuBzUtMdQeixQj8LVd+/98pzhxNGQoyuPBlsXHOQNO0=
 gopkg.in/warnings.v0 v0.1.2/go.mod h1:jksf8JmL6Qr/oQM2OXTHunEvvTAsrWBLb6OOjuVWRNI=
 gopkg.in/yaml.v2 v2.0.0-20170812160011-eb3733d160e7/go.mod h1:JAlM8MvJe8wmxCU4Bli9HhUf9+ttbYbLASfIpnQbh74=
@@ -1187,7 +1140,6 @@ gopkg.in/yaml.v2 v2.4.0/go.mod h1:RDklbk79AGWmwhnvt/jBztapEOGDOx6ZbXqjP6csGnQ=
 gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b h1:h8qDotaEPuJATrMmW04NCwg7v22aHH28wwpauUhK9Oo=
 gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
-gotest.tools v2.2.0+incompatible/go.mod h1:DsYFclhRJ6vuDpmuTbkuFWG+y2sxOXAzmJt81HFBacw=
 honnef.co/go/tools v0.0.0-20180728063816-88497007e858/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
 honnef.co/go/tools v0.0.0-20190102054323-c2f93a96b099/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
 honnef.co/go/tools v0.0.0-20190106161140-3f1c8253044a/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
@@ -0,0 +1,157 @@
+// VulcanizeDB
+// Copyright © 2022 Vulcanize
+
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU Affero General Public License for more details.
+
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+package prom
+
+import (
+	"github.com/prometheus/client_golang/prometheus"
+
+	"github.com/ethereum/go-ethereum/statediff/indexer/database/sql"
+)
+
+// DBStatsGetter is an interface that gets sql.DBStats.
+type DBStatsGetter interface {
+	Stats() sql.Stats
+}
+
+// DBStatsCollector implements the prometheus.Collector interface.
+type DBStatsCollector struct {
+	sg DBStatsGetter
+
+	// descriptions of exported metrics
+	maxOpenDesc           *prometheus.Desc
+	openDesc              *prometheus.Desc
+	inUseDesc             *prometheus.Desc
+	idleDesc              *prometheus.Desc
+	waitedForDesc         *prometheus.Desc
+	blockedSecondsDesc    *prometheus.Desc
+	closedMaxIdleDesc     *prometheus.Desc
+	closedMaxLifetimeDesc *prometheus.Desc
+}
+
+// NewDBStatsCollector creates a new DBStatsCollector.
+func NewDBStatsCollector(dbName string, sg DBStatsGetter) *DBStatsCollector {
+	labels := prometheus.Labels{"db_name": dbName}
+	return &DBStatsCollector{
+		sg: sg,
+		maxOpenDesc: prometheus.NewDesc(
+			prometheus.BuildFQName(namespace, connSubsystem, "max_open"),
+			"Maximum number of open connections to the database.",
+			nil,
+			labels,
+		),
+		openDesc: prometheus.NewDesc(
+			prometheus.BuildFQName(namespace, connSubsystem, "open"),
+			"The number of established connections both in use and idle.",
+			nil,
+			labels,
+		),
+		inUseDesc: prometheus.NewDesc(
+			prometheus.BuildFQName(namespace, connSubsystem, "in_use"),
+			"The number of connections currently in use.",
+			nil,
+			labels,
+		),
+		idleDesc: prometheus.NewDesc(
+			prometheus.BuildFQName(namespace, connSubsystem, "idle"),
+			"The number of idle connections.",
+			nil,
+			labels,
+		),
+		waitedForDesc: prometheus.NewDesc(
+			prometheus.BuildFQName(namespace, connSubsystem, "waited_for"),
+			"The total number of connections waited for.",
+			nil,
+			labels,
+		),
+		blockedSecondsDesc: prometheus.NewDesc(
+			prometheus.BuildFQName(namespace, connSubsystem, "blocked_seconds"),
+			"The total time blocked waiting for a new connection.",
+			nil,
+			labels,
+		),
+		closedMaxIdleDesc: prometheus.NewDesc(
+			prometheus.BuildFQName(namespace, connSubsystem, "closed_max_idle"),
+			"The total number of connections closed due to SetMaxIdleConns.",
+			nil,
+			labels,
+		),
+		closedMaxLifetimeDesc: prometheus.NewDesc(
+			prometheus.BuildFQName(namespace, connSubsystem, "closed_max_lifetime"),
+			"The total number of connections closed due to SetConnMaxLifetime.",
+			nil,
+			labels,
+		),
+	}
+}
+
+// Describe implements the prometheus.Collector interface.
+func (c DBStatsCollector) Describe(ch chan<- *prometheus.Desc) {
+	ch <- c.maxOpenDesc
+	ch <- c.openDesc
+	ch <- c.inUseDesc
+	ch <- c.idleDesc
+	ch <- c.waitedForDesc
+	ch <- c.blockedSecondsDesc
+	ch <- c.closedMaxIdleDesc
+	ch <- c.closedMaxLifetimeDesc
+}
+
+// Collect implements the prometheus.Collector interface.
+func (c DBStatsCollector) Collect(ch chan<- prometheus.Metric) {
+	stats := c.sg.Stats()
+
+	ch <- prometheus.MustNewConstMetric(
+		c.maxOpenDesc,
+		prometheus.GaugeValue,
+		float64(stats.MaxOpen()),
+	)
+	ch <- prometheus.MustNewConstMetric(
+		c.openDesc,
+		prometheus.GaugeValue,
+		float64(stats.Open()),
+	)
+	ch <- prometheus.MustNewConstMetric(
+		c.inUseDesc,
+		prometheus.GaugeValue,
+		float64(stats.InUse()),
+	)
+	ch <- prometheus.MustNewConstMetric(
+		c.idleDesc,
+		prometheus.GaugeValue,
+		float64(stats.Idle()),
+	)
+	ch <- prometheus.MustNewConstMetric(
+		c.waitedForDesc,
+		prometheus.CounterValue,
+		float64(stats.WaitCount()),
+	)
+	ch <- prometheus.MustNewConstMetric(
+		c.blockedSecondsDesc,
+		prometheus.CounterValue,
+		stats.WaitDuration().Seconds(),
+	)
+	ch <- prometheus.MustNewConstMetric(
+		c.closedMaxIdleDesc,
+		prometheus.CounterValue,
+		float64(stats.MaxIdleClosed()),
+	)
+	ch <- prometheus.MustNewConstMetric(
+		c.closedMaxLifetimeDesc,
+		prometheus.CounterValue,
+		float64(stats.MaxLifetimeClosed()),
+	)
+}
@@ -0,0 +1,90 @@
+// VulcanizeDB
+// Copyright © 2022 Vulcanize
+
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU Affero General Public License for more details.
+
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+package prom
+
+import (
+	"github.com/prometheus/client_golang/prometheus"
+	"github.com/prometheus/client_golang/prometheus/promauto"
+)
+
+const (
+	namespace = "ipld_eth_state_snapshot"
+
+	connSubsystem  = "connections"
+	statsSubsystem = "stats"
+)
+
+var (
+	metrics bool
+
+	stateNodeCount   prometheus.Counter
+	storageNodeCount prometheus.Counter
+	codeNodeCount    prometheus.Counter
+)
+
+func Init() {
+	metrics = true
+
+	stateNodeCount = promauto.NewCounter(prometheus.CounterOpts{
+		Namespace: namespace,
+		Subsystem: statsSubsystem,
+		Name:      "state_node_count",
+		Help:      "Number of state nodes processed",
+	})
+
+	storageNodeCount = promauto.NewCounter(prometheus.CounterOpts{
+		Namespace: namespace,
+		Subsystem: statsSubsystem,
+		Name:      "storage_node_count",
+		Help:      "Number of storage nodes processed",
+	})
+
+	codeNodeCount = promauto.NewCounter(prometheus.CounterOpts{
+		Namespace: namespace,
+		Subsystem: statsSubsystem,
+		Name:      "code_node_count",
+		Help:      "Number of code nodes processed",
+	})
+}
+
+// RegisterDBCollector create metric collector for given connection
+func RegisterDBCollector(name string, db DBStatsGetter) {
+	if metrics {
+		prometheus.Register(NewDBStatsCollector(name, db))
+	}
+}
+
+// IncStateNodeCount increments the number of state nodes processed
+func IncStateNodeCount() {
+	if metrics {
+		stateNodeCount.Inc()
+	}
+}
+
+// IncStorageNodeCount increments the number of storage nodes processed
+func IncStorageNodeCount() {
+	if metrics {
+		storageNodeCount.Inc()
+	}
+}
+
+// IncCodeNodeCount increments the number of code nodes processed
+func IncCodeNodeCount() {
+	if metrics {
+		codeNodeCount.Inc()
+	}
+}
@@ -0,0 +1,47 @@
+// VulcanizeDB
+// Copyright © 2022 Vulcanize
+
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU Affero General Public License for more details.
+
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+package prom
+
+import (
+	"errors"
+	"net/http"
+
+	"github.com/prometheus/client_golang/prometheus/promhttp"
+	"github.com/sirupsen/logrus"
+)
+
+var errPromHTTP = errors.New("can't start http server for prometheus")
+
+// Serve start listening http
+func Serve(addr string) *http.Server {
+	mux := http.NewServeMux()
+	mux.Handle("/metrics", promhttp.Handler())
+	srv := http.Server{
+		Addr:    addr,
+		Handler: mux,
+	}
+	go func() {
+		if err := srv.ListenAndServe(); err != nil {
+			logrus.
+				WithError(err).
+				WithField("module", "prom").
+				WithField("addr", addr).
+				Fatal(errPromHTTP)
+		}
+	}()
+	return &srv
+}
@@ -26,15 +26,6 @@ import (
 	"github.com/spf13/viper"
 )

-const (
-	ANCIENT_DB_PATH   = "ANCIENT_DB_PATH"
-	ETH_CLIENT_NAME   = "ETH_CLIENT_NAME"
-	ETH_GENESIS_BLOCK = "ETH_GENESIS_BLOCK"
-	ETH_NETWORK_ID    = "ETH_NETWORK_ID"
-	ETH_NODE_ID       = "ETH_NODE_ID"
-	LVL_DB_PATH       = "LVL_DB_PATH"
-)
-
 // SnapshotMode specifies the snapshot data output method
 type SnapshotMode string

@@ -80,24 +71,25 @@ func NewConfig(mode SnapshotMode) (*Config, error) {

 // Init Initialises config
 func (c *Config) Init(mode SnapshotMode) error {
-	viper.BindEnv("ethereum.nodeID", ETH_NODE_ID)
-	viper.BindEnv("ethereum.clientName", ETH_CLIENT_NAME)
-	viper.BindEnv("ethereum.genesisBlock", ETH_GENESIS_BLOCK)
-	viper.BindEnv("ethereum.networkID", ETH_NETWORK_ID)
+	viper.BindEnv(ETH_NODE_ID_TOML, ETH_NODE_ID)
+	viper.BindEnv(ETH_CLIENT_NAME_TOML, ETH_CLIENT_NAME)
+	viper.BindEnv(ETH_GENESIS_BLOCK_TOML, ETH_GENESIS_BLOCK)
+	viper.BindEnv(ETH_NETWORK_ID_TOML, ETH_NETWORK_ID)
+	viper.BindEnv(ETH_CHAIN_ID_TOML, ETH_CHAIN_ID)

 	c.Eth.NodeInfo = ethNode.Info{
-		ID:           viper.GetString("ethereum.nodeID"),
-		ClientName:   viper.GetString("ethereum.clientName"),
-		GenesisBlock: viper.GetString("ethereum.genesisBlock"),
-		NetworkID:    viper.GetString("ethereum.networkID"),
-		ChainID:      viper.GetUint64("ethereum.chainID"),
+		ID:           viper.GetString(ETH_NODE_ID_TOML),
+		ClientName:   viper.GetString(ETH_CLIENT_NAME_TOML),
+		GenesisBlock: viper.GetString(ETH_GENESIS_BLOCK_TOML),
+		NetworkID:    viper.GetString(ETH_NETWORK_ID_TOML),
+		ChainID:      viper.GetUint64(ETH_CHAIN_ID_TOML),
 	}

-	viper.BindEnv("leveldb.ancient", ANCIENT_DB_PATH)
-	viper.BindEnv("leveldb.path", LVL_DB_PATH)
+	viper.BindEnv(ANCIENT_DB_PATH_TOML, ANCIENT_DB_PATH)
+	viper.BindEnv(LVL_DB_PATH_TOML, LVL_DB_PATH)

-	c.Eth.AncientDBPath = viper.GetString("leveldb.ancient")
-	c.Eth.LevelDBPath = viper.GetString("leveldb.path")
+	c.Eth.AncientDBPath = viper.GetString(ANCIENT_DB_PATH_TOML)
+	c.Eth.LevelDBPath = viper.GetString(LVL_DB_PATH_TOML)

 	switch mode {
 	case FileSnapshot:
@@ -111,34 +103,34 @@ func (c *Config) Init(mode SnapshotMode) error {
 }

 func (c *DBConfig) Init() {
-	viper.BindEnv("database.name", "DATABASE_NAME")
-	viper.BindEnv("database.hostname", "DATABASE_HOSTNAME")
-	viper.BindEnv("database.port", "DATABASE_PORT")
-	viper.BindEnv("database.user", "DATABASE_USER")
-	viper.BindEnv("database.password", "DATABASE_PASSWORD")
-	viper.BindEnv("database.maxIdle", "DATABASE_MAX_IDLE_CONNECTIONS")
-	viper.BindEnv("database.maxOpen", "DATABASE_MAX_OPEN_CONNECTIONS")
-	viper.BindEnv("database.maxLifetime", "DATABASE_MAX_CONN_LIFETIME")
+	viper.BindEnv(DATABASE_NAME_TOML, DATABASE_NAME)
+	viper.BindEnv(DATABASE_HOSTNAME_TOML, DATABASE_HOSTNAME)
+	viper.BindEnv(DATABASE_PORT_TOML, DATABASE_PORT)
+	viper.BindEnv(DATABASE_USER_TOML, DATABASE_USER)
+	viper.BindEnv(DATABASE_PASSWORD_TOML, DATABASE_PASSWORD)
+	viper.BindEnv(DATABASE_MAX_IDLE_CONNECTIONS_TOML, DATABASE_MAX_IDLE_CONNECTIONS)
+	viper.BindEnv(DATABASE_MAX_OPEN_CONNECTIONS_TOML, DATABASE_MAX_OPEN_CONNECTIONS)
+	viper.BindEnv(DATABASE_MAX_CONN_LIFETIME_TOML, DATABASE_MAX_CONN_LIFETIME)

 	dbParams := postgres.Config{}
 	// DB params
-	dbParams.DatabaseName = viper.GetString("database.name")
-	dbParams.Hostname = viper.GetString("database.hostname")
-	dbParams.Port = viper.GetInt("database.port")
-	dbParams.Username = viper.GetString("database.user")
-	dbParams.Password = viper.GetString("database.password")
+	dbParams.DatabaseName = viper.GetString(DATABASE_NAME_TOML)
+	dbParams.Hostname = viper.GetString(DATABASE_HOSTNAME_TOML)
+	dbParams.Port = viper.GetInt(DATABASE_PORT_TOML)
+	dbParams.Username = viper.GetString(DATABASE_USER_TOML)
+	dbParams.Password = viper.GetString(DATABASE_PASSWORD_TOML)
 	// Connection config
-	dbParams.MaxIdle = viper.GetInt("database.maxIdle")
-	dbParams.MaxConns = viper.GetInt("database.maxOpen")
-	dbParams.MaxConnLifetime = time.Duration(viper.GetInt("database.maxLifetime")) * time.Second
+	dbParams.MaxIdle = viper.GetInt(DATABASE_MAX_IDLE_CONNECTIONS_TOML)
+	dbParams.MaxConns = viper.GetInt(DATABASE_MAX_OPEN_CONNECTIONS_TOML)
+	dbParams.MaxConnLifetime = time.Duration(viper.GetInt(DATABASE_MAX_CONN_LIFETIME_TOML)) * time.Second

 	c.ConnConfig = dbParams
 	c.URI = dbParams.DbConnectionString()
 }

 func (c *FileConfig) Init() error {
-	viper.BindEnv("file.outputDir", "FILE_OUTPUT_DIR")
-	c.OutputDir = viper.GetString("file.outputDir")
+	viper.BindEnv(FILE_OUTPUT_DIR_TOML, FILE_OUTPUT_DIR)
+	c.OutputDir = viper.GetString(FILE_OUTPUT_DIR_TOML)
 	if c.OutputDir == "" {
 		logrus.Infof("no output directory set, using default: %s", defaultOutputDir)
 		c.OutputDir = defaultOutputDir
@@ -0,0 +1,127 @@
+// Copyright © 2020 Vulcanize, Inc
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program. If not, see <http://www.gnu.org/licenses/>.
+
+package snapshot
+
+// ENV variables
+const (
+	SNAPSHOT_BLOCK_HEIGHT  = "SNAPSHOT_BLOCK_HEIGHT"
+	SNAPSHOT_WORKERS       = "SNAPSHOT_WORKERS"
+	SNAPSHOT_RECOVERY_FILE = "SNAPSHOT_RECOVERY_FILE"
+	SNAPSHOT_MODE          = "SNAPSHOT_MODE"
+
+	LOGRUS_LEVEL = "LOGRUS_LEVEL"
+	LOGRUS_FILE  = "LOGRUS_FILE"
+
+	PROM_METRICS   = "PROM_METRICS"
+	PROM_HTTP      = "PROM_HTTP"
+	PROM_HTTP_ADDR = "PROM_HTTP_ADDR"
+	PROM_HTTP_PORT = "PROM_HTTP_PORT"
+	PROM_DB_STATS  = "PROM_DB_STATS"
+
+	FILE_OUTPUT_DIR = "FILE_OUTPUT_DIR"
+
+	ANCIENT_DB_PATH = "ANCIENT_DB_PATH"
+	LVL_DB_PATH     = "LVL_DB_PATH"
+
+	ETH_CLIENT_NAME   = "ETH_CLIENT_NAME"
+	ETH_GENESIS_BLOCK = "ETH_GENESIS_BLOCK"
+	ETH_NETWORK_ID    = "ETH_NETWORK_ID"
+	ETH_NODE_ID       = "ETH_NODE_ID"
+	ETH_CHAIN_ID      = "ETH_CHAIN_ID"
+
+	DATABASE_NAME                 = "DATABASE_NAME"
+	DATABASE_HOSTNAME             = "DATABASE_HOSTNAME"
+	DATABASE_PORT                 = "DATABASE_PORT"
+	DATABASE_USER                 = "DATABASE_USER"
+	DATABASE_PASSWORD             = "DATABASE_PASSWORD"
+	DATABASE_MAX_IDLE_CONNECTIONS = "DATABASE_MAX_IDLE_CONNECTIONS"
+	DATABASE_MAX_OPEN_CONNECTIONS = "DATABASE_MAX_OPEN_CONNECTIONS"
+	DATABASE_MAX_CONN_LIFETIME    = "DATABASE_MAX_CONN_LIFETIME"
+)
+
+// TOML bindings
+const (
+	SNAPSHOT_BLOCK_HEIGHT_TOML  = "snapshot.blockHeight"
+	SNAPSHOT_WORKERS_TOML       = "snapshot.workers"
+	SNAPSHOT_RECOVERY_FILE_TOML = "snapshot.recoveryFile"
+	SNAPSHOT_MODE_TOML          = "snapshot.mode"
+
+	LOGRUS_LEVEL_TOML = "log.level"
+	LOGRUS_FILE_TOML  = "log.file"
+
+	PROM_METRICS_TOML   = "prom.metrics"
+	PROM_HTTP_TOML      = "prom.http"
+	PROM_HTTP_ADDR_TOML = "prom.httpAddr"
+	PROM_HTTP_PORT_TOML = "prom.httpPort"
+	PROM_DB_STATS_TOML  = "prom.dbStats"
+
+	FILE_OUTPUT_DIR_TOML = "file.outputDir"
+
+	ANCIENT_DB_PATH_TOML = "leveldb.ancient"
+	LVL_DB_PATH_TOML     = "leveldb.path"
+
+	ETH_CLIENT_NAME_TOML   = "ethereum.clientName"
+	ETH_GENESIS_BLOCK_TOML = "ethereum.genesisBlock"
+	ETH_NETWORK_ID_TOML    = "ethereum.networkID"
+	ETH_NODE_ID_TOML       = "ethereum.nodeID"
+	ETH_CHAIN_ID_TOML      = "ethereum.chainID"
+
+	DATABASE_NAME_TOML                 = "database.name"
+	DATABASE_HOSTNAME_TOML             = "database.hostname"
+	DATABASE_PORT_TOML                 = "database.port"
+	DATABASE_USER_TOML                 = "database.user"
+	DATABASE_PASSWORD_TOML             = "database.password"
+	DATABASE_MAX_IDLE_CONNECTIONS_TOML = "database.maxIdle"
+	DATABASE_MAX_OPEN_CONNECTIONS_TOML = "database.maxOpen"
+	DATABASE_MAX_CONN_LIFETIME_TOML    = "database.maxLifetime"
+)
+
+// CLI flags
+const (
+	SNAPSHOT_BLOCK_HEIGHT_CLI  = "block-height"
+	SNAPSHOT_WORKERS_CLI       = "workers"
+	SNAPSHOT_RECOVERY_FILE_CLI = "recovery-file"
+	SNAPSHOT_MODE_CLI          = "snapshot-mode"
+
+	LOGRUS_LEVEL_CLI = "log-level"
+	LOGRUS_FILE_CLI  = "log-file"
+
+	PROM_METRICS_CLI   = "prom-metrics"
+	PROM_HTTP_CLI      = "prom-http"
+	PROM_HTTP_ADDR_CLI = "prom-httpAddr"
+	PROM_HTTP_PORT_CLI = "prom-httpPort"
+	PROM_DB_STATS_CLI  = "prom-dbStats"
+
+	FILE_OUTPUT_DIR_CLI = "output-dir"
+
+	ANCIENT_DB_PATH_CLI = "ancient-path"
+	LVL_DB_PATH_CLI     = "leveldb-path"
+
+	ETH_CLIENT_NAME_CLI   = "ethereum-client-name"
+	ETH_GENESIS_BLOCK_CLI = "ethereum-genesis-block"
+	ETH_NETWORK_ID_CLI    = "ethereum-network-id"
+	ETH_NODE_ID_CLI       = "ethereum-node-id"
+	ETH_CHAIN_ID_CLI      = "ethereum-chain-id"
+
+	DATABASE_NAME_CLI                 = "database-name"
+	DATABASE_HOSTNAME_CLI             = "database-hostname"
+	DATABASE_PORT_CLI                 = "database-port"
+	DATABASE_USER_CLI                 = "database-user"
+	DATABASE_PASSWORD_CLI             = "database-password"
+	DATABASE_MAX_IDLE_CONNECTIONS_CLI = "database-max-idle"
+	DATABASE_MAX_OPEN_CONNECTIONS_CLI = "database-max-open"
+	DATABASE_MAX_CONN_LIFETIME_CLI    = "database-max-lifetime"
+)
@@ -34,6 +34,7 @@ import (
 	"github.com/ethereum/go-ethereum/statediff/indexer/ipld"
 	nodeinfo "github.com/ethereum/go-ethereum/statediff/indexer/node"
 	"github.com/ethereum/go-ethereum/statediff/indexer/shared"
+	"github.com/vulcanize/ipld-eth-state-snapshot/pkg/prom"
 	snapt "github.com/vulcanize/ipld-eth-state-snapshot/pkg/types"
 )

@@ -223,6 +224,8 @@ func (p *publisher) PublishStateNode(node *snapt.Node, headerID string, snapTx s
 	}
 	// increment state node counter.
 	atomic.AddUint64(&p.stateNodeCounter, 1)
+	prom.IncStateNodeCount()
+
 	// increment current batch size counter
 	p.currBatchSize += 2
 	return err
@@ -249,6 +252,8 @@ func (p *publisher) PublishStorageNode(node *snapt.Node, headerID string, stateP
 	}
 	// increment storage node counter.
 	atomic.AddUint64(&p.storageNodeCounter, 1)
+	prom.IncStorageNodeCount()
+
 	// increment current batch size counter
 	p.currBatchSize += 2
 	return nil
@@ -268,6 +273,8 @@ func (p *publisher) PublishCode(codeHash common.Hash, codeBytes []byte, snapTx s
 	}
 	// increment code node counter.
 	atomic.AddUint64(&p.codeNodeCounter, 1)
+	prom.IncCodeNodeCount()
+
 	p.currBatchSize++
 	return nil
 }
@@ -127,6 +127,7 @@ func TestPgCopy(t *testing.T) {
 	test.NoError(t, err)

 	headerNode, err := ipld.NewEthHeader(&fixt.Block1_Header)
+	test.NoError(t, err)
 	test.ExpectEqual(t, headerNode.Cid().String(), header.CID)
 	test.ExpectEqual(t, fixt.Block1_Header.Hash().String(), header.BlockHash)
 }
@@ -33,6 +33,7 @@ import (
 	"github.com/ethereum/go-ethereum/statediff/indexer/database/sql/postgres"
 	"github.com/ethereum/go-ethereum/statediff/indexer/ipld"
 	"github.com/ethereum/go-ethereum/statediff/indexer/shared"
+	"github.com/vulcanize/ipld-eth-state-snapshot/pkg/prom"
 	snapt "github.com/vulcanize/ipld-eth-state-snapshot/pkg/types"
 )

@@ -150,6 +151,7 @@ func (p *publisher) PublishStateNode(node *snapt.Node, headerID string, snapTx s
 	}
 	// increment state node counter.
 	atomic.AddUint64(&p.stateNodeCounter, 1)
+	prom.IncStateNodeCount()

 	// increment current batch size counter
 	p.currBatchSize += 2
@@ -176,6 +178,7 @@ func (p *publisher) PublishStorageNode(node *snapt.Node, headerID string, stateP
 	}
 	// increment storage node counter.
 	atomic.AddUint64(&p.storageNodeCounter, 1)
+	prom.IncStorageNodeCount()

 	// increment current batch size counter
 	p.currBatchSize += 2
@@ -197,6 +200,7 @@ func (p *publisher) PublishCode(codeHash common.Hash, codeBytes []byte, snapTx s

 	// increment code node counter.
 	atomic.AddUint64(&p.codeNodeCounter, 1)
+	prom.IncCodeNodeCount()

 	p.currBatchSize++
 	return nil
@@ -36,7 +36,7 @@ import (
 )

 var (
-	emptyNode, _      = rlp.EncodeToBytes([]byte{})
+	emptyNode, _      = rlp.EncodeToBytes(&[]byte{})
 	emptyCodeHash     = crypto.Keccak256([]byte{})
 	emptyContractRoot = crypto.Keccak256Hash(emptyNode)

@@ -55,8 +55,6 @@ type Service struct {
 }

 func NewLevelDB(con *EthConfig) (ethdb.Database, error) {
-	println(con.LevelDBPath)
-	println(con.AncientDBPath)
 	edb, err := rawdb.NewLevelDBDatabaseWithFreezer(
 		con.LevelDBPath, 1024, 256, con.AncientDBPath, "ipld-eth-state-snapshot", true,
 	)
@@ -103,18 +101,21 @@ func (s *Service) CreateSnapshot(params SnapshotParams) error {
 	if err != nil {
 		return err
 	}
+
 	headerID := header.Hash().String()
 	s.tracker = newTracker(s.recoveryFile, int(params.Workers))
-	go s.tracker.run()
-	go s.tracker.captureSignal()
+	s.tracker.captureSignal()

 	var iters []trie.NodeIterator
 	// attempt to restore from recovery file if it exists
 	iters, err = s.tracker.restore(tree)
 	if err != nil {
+		log.Errorf("restore error: %s", err.Error())
 		return err
 	}
+
 	if iters != nil {
+		log.Debugf("restored iterators; count: %d", len(iters))
 		if params.Workers < uint(len(iters)) {
 			return fmt.Errorf(
 				"number of recovered workers (%d) is greater than number configured (%d)",
@@ -122,6 +123,7 @@ func (s *Service) CreateSnapshot(params SnapshotParams) error {
 			)
 		}
 	} else { // nothing to restore
+		log.Debugf("no iterators to restore")
 		if params.Workers > 1 {
 			iters = iter.SubtrieIterators(tree, params.Workers)
 		} else {
@@ -135,7 +137,7 @@ func (s *Service) CreateSnapshot(params SnapshotParams) error {
 	defer func() {
 		err := s.tracker.haltAndDump()
 		if err != nil {
-			log.Error("failed to write recovery file: ", err)
+			log.Errorf("failed to write recovery file: %v", err)
 		}
 	}()

@@ -144,7 +146,6 @@ func (s *Service) CreateSnapshot(params SnapshotParams) error {
 	} else {
 		return s.createSnapshot(iters[0], headerID)
 	}
-	return nil
 }

 // Create snapshot up to head (ignores height param)
@@ -44,7 +44,8 @@ func TestCreateSnapshot(t *testing.T) {
 		pub.EXPECT().PrepareTxForBatch(gomock.Any(), gomock.Any()).Return(tx, nil).
 			AnyTimes()
 		pub.EXPECT().PublishStateNode(gomock.Any(), gomock.Any(), gomock.Any()).
-			Times(len(fixt.Block1_StateNodePaths))
+			// Use MinTimes as duplicate nodes are expected at boundaries
+			MinTimes(len(fixt.Block1_StateNodePaths))

 		// TODO: fixtures for storage node
 		// pub.EXPECT().PublishStorageNode(gomock.Eq(fixt.StorageNode), gomock.Eq(int64(0)), gomock.Any())
@@ -22,7 +22,11 @@ type trackedIter struct {
 func (it *trackedIter) Next(descend bool) bool {
 	ret := it.NodeIterator.Next(descend)
 	if !ret {
-		it.tracker.stopChan <- it
+		if it.tracker.running {
+			it.tracker.stopChan <- it
+		} else {
+			log.Errorf("iterator stopped after tracker halted: path=%x", it.Path())
+		}
 	}
 	return ret
 }
@@ -34,9 +38,7 @@ type iteratorTracker struct {
 	stopChan  chan *trackedIter
 	started   map[*trackedIter]struct{}
 	stopped   []*trackedIter
-
-	haltChan chan struct{}
-	done     chan struct{}
+	running   bool
 }

 func newTracker(file string, buf int) iteratorTracker {
@@ -45,8 +47,7 @@ func newTracker(file string, buf int) iteratorTracker {
 		startChan:    make(chan *trackedIter, buf),
 		stopChan:     make(chan *trackedIter, buf),
 		started:      map[*trackedIter]struct{}{},
-		haltChan:     make(chan struct{}),
-		done:         make(chan struct{}),
+		running:      true,
 	}
 }

@@ -62,23 +63,7 @@ func (tr *iteratorTracker) captureSignal() {
 	}()
 }

-// listens for starts/stops and manages current state
-func (tr *iteratorTracker) run() {
-loop:
-	for {
-		select {
-		case start := <-tr.startChan:
-			tr.started[start] = struct{}{}
-		case stop := <-tr.stopChan:
-			tr.stopped = append(tr.stopped, stop)
-		case <-tr.haltChan:
-			break loop
-		default:
-		}
-	}
-	tr.done <- struct{}{}
-}
-
+// Wraps an iterator in a trackedIter. This should not be called once halts are possible.
 func (tr *iteratorTracker) tracked(it trie.NodeIterator) (ret *trackedIter) {
 	ret = &trackedIter{it, tr}
 	tr.startChan <- ret
@@ -87,7 +72,7 @@ func (tr *iteratorTracker) tracked(it trie.NodeIterator) (ret *trackedIter) {

 // dumps iterator path and bounds to a text file so it can be restored later
 func (tr *iteratorTracker) dump() error {
-	log.Info("Dumping recovery state to:", tr.recoveryFile)
+	log.Debug("Dumping recovery state to: ", tr.recoveryFile)
 	var rows [][]string
 	for it, _ := range tr.started {
 		var endPath []byte
@@ -118,6 +103,7 @@ func (tr *iteratorTracker) restore(tree state.Trie) ([]trie.NodeIterator, error)
 		}
 		return nil, err
 	}
+	log.Debug("Restoring recovery state from: ", tr.recoveryFile)
 	defer file.Close()
 	in := csv.NewReader(file)
 	in.FieldsPerRecord = 2
@@ -137,15 +123,19 @@ func (tr *iteratorTracker) restore(tree state.Trie) ([]trie.NodeIterator, error)
 			}
 		}

-		it := iter.NewPrefixBoundIterator(tree, paths[0], paths[1])
+		// Force the lower bound path to an even length
+		if len(paths[0])&0b1 == 1 {
+			decrementPath(paths[0]) // decrement first to avoid skipped nodes
+			paths[0] = append(paths[0], 0)
+		}
+		it := iter.NewPrefixBoundIterator(tree.NodeIterator(iter.HexToKeyBytes(paths[0])), paths[1])
 		ret = append(ret, tr.tracked(it))
 	}
 	return ret, nil
 }

 func (tr *iteratorTracker) haltAndDump() error {
-	tr.haltChan <- struct{}{}
-	<-tr.done
+	tr.running = false

 	// drain any pending events
 	close(tr.startChan)
@@ -6,6 +6,7 @@ import (

 	"github.com/ethereum/go-ethereum/statediff/indexer/database/sql/postgres"

+	"github.com/vulcanize/ipld-eth-state-snapshot/pkg/prom"
 	file "github.com/vulcanize/ipld-eth-state-snapshot/pkg/snapshot/file"
 	pg "github.com/vulcanize/ipld-eth-state-snapshot/pkg/snapshot/pg"
 	snapt "github.com/vulcanize/ipld-eth-state-snapshot/pkg/types"
@@ -18,9 +19,35 @@ func NewPublisher(mode SnapshotMode, config *Config) (snapt.Publisher, error) {
 		if err != nil {
 			return nil, err
 		}
+
+		prom.RegisterDBCollector(config.DB.ConnConfig.DatabaseName, driver)
+
 		return pg.NewPublisher(postgres.NewPostgresDB(driver)), nil
 	case FileSnapshot:
 		return file.NewPublisher(config.File.OutputDir, config.Eth.NodeInfo)
 	}
 	return nil, fmt.Errorf("invalid snapshot mode: %s", mode)
 }
+
+// Subtracts 1 from the last byte in a path slice, carrying if needed.
+// Does nothing, returning false, for all-zero inputs.
+func decrementPath(path []byte) bool {
+	// check for all zeros
+	allzero := true
+	for i := 0; i < len(path); i++ {
+		allzero = allzero && path[i] == 0
+	}
+	if allzero {
+		return false
+	}
+	for i := len(path) - 1; i >= 0; i-- {
+		val := path[i]
+		path[i]--
+		if val == 0 {
+			path[i] = 0xf
+		} else {
+			return true
+		}
+	}
+	return true
+}
Author	SHA1	Message	Date
erikdies	cb92f8f949	Create issues-notion-sync.yml	2022-07-01 09:14:11 -04:00
nabarun	4979e4090d	Merge pull request #43 from roysc/fix-iterator-and-update Fix iterator and update	2022-06-10 14:03:43 +05:30
nabarun	59011cba3c	Update go-eth-state-node-iterator version	2022-06-10 14:02:13 +05:30
roysc	8371344756	clean up logging	2022-06-08 20:12:22 +08:00
roysc	ef391d8d31	simplify tracker, prevent send to closed chan	2022-06-08 20:12:22 +08:00
roysc	838dabcba6	update iterator mod	2022-06-08 20:12:22 +08:00
roysc	8572c36ee7	decrement path from restored iterator to cover node gaps	2022-06-08 20:12:22 +08:00
Ashwin Phatak	74f82a641d	Fix dependency	2022-06-08 20:05:38 +08:00
roysc	3e24972a89	try to fix hanging iterator	2022-06-08 20:05:38 +08:00
Ashwin Phatak	7129044eae	Log progress info	2022-06-08 18:32:10 +08:00
Abdul Rabbani	d213644ff4	Merge pull request #39 from vulcanize/feature/update-go-geth Updating Go and Geth Version	2022-06-01 09:10:35 -04:00
Abdul Rabbani	a04777cb78	Updating Go and Geth Version Ran Tests: ``` 09:07:50:~/GitHub/cerc/ipld-eth-state-snapshot go test ./... -v # github.com/vulcanize/ipld-eth-state-snapshot/cmd cmd/stateSnapshot.go:47:3: (*github.com/sirupsen/logrus.Entry).Fatal call has possible formatting directive %v ? github.com/vulcanize/ipld-eth-state-snapshot [no test files] === RUN TestCreateSnapshot === RUN TestCreateSnapshot/case time="2022-06-01T09:08:03-04:00" level=info msg="Creating snapshot at height 1" time="2022-06-01T09:08:03-04:00" level=info msg="head hash: 0xa7684ac44d48494670b2e0d9085b7750e7341620f0a271db146ed5e70c1db854 head height: 1" === RUN TestCreateSnapshot/case#01 time="2022-06-01T09:08:03-04:00" level=info msg="Creating snapshot at height 1" time="2022-06-01T09:08:03-04:00" level=info msg="head hash: 0xa7684ac44d48494670b2e0d9085b7750e7341620f0a271db146ed5e70c1db854 head height: 1" === RUN TestCreateSnapshot/case#02 time="2022-06-01T09:08:03-04:00" level=info msg="Creating snapshot at height 1" time="2022-06-01T09:08:03-04:00" level=info msg="head hash: 0xa7684ac44d48494670b2e0d9085b7750e7341620f0a271db146ed5e70c1db854 head height: 1" === RUN TestCreateSnapshot/case#03 time="2022-06-01T09:08:03-04:00" level=info msg="Creating snapshot at height 1" time="2022-06-01T09:08:03-04:00" level=info msg="head hash: 0xa7684ac44d48494670b2e0d9085b7750e7341620f0a271db146ed5e70c1db854 head height: 1" --- PASS: TestCreateSnapshot (0.20s) --- PASS: TestCreateSnapshot/case (0.15s) --- PASS: TestCreateSnapshot/case#01 (0.01s) --- PASS: TestCreateSnapshot/case#02 (0.02s) --- PASS: TestCreateSnapshot/case#03 (0.03s) === RUN TestRecovery === RUN TestRecovery/case time="2022-06-01T09:08:03-04:00" level=info msg="Creating snapshot at height 1" time="2022-06-01T09:08:03-04:00" level=info msg="head hash: 0xa7684ac44d48494670b2e0d9085b7750e7341620f0a271db146ed5e70c1db854 head height: 1" time="2022-06-01T09:08:03-04:00" level=info msg="Dumping recovery state to: /var/folders/xf/cg688d9j7f39ktmd_4ttwxqh0000gn/T/TestRecoverycase3574218035/001/recover.csv" time="2022-06-01T09:08:03-04:00" level=info msg="Creating snapshot at height 1" time="2022-06-01T09:08:03-04:00" level=info msg="head hash: 0xa7684ac44d48494670b2e0d9085b7750e7341620f0a271db146ed5e70c1db854 head height: 1" === RUN TestRecovery/case#01 time="2022-06-01T09:08:03-04:00" level=info msg="Creating snapshot at height 1" time="2022-06-01T09:08:03-04:00" level=info msg="head hash: 0xa7684ac44d48494670b2e0d9085b7750e7341620f0a271db146ed5e70c1db854 head height: 1" time="2022-06-01T09:08:03-04:00" level=info msg="Dumping recovery state to: /var/folders/xf/cg688d9j7f39ktmd_4ttwxqh0000gn/T/TestRecoverycase#011814952517/001/recover.csv" time="2022-06-01T09:08:03-04:00" level=info msg="Creating snapshot at height 1" time="2022-06-01T09:08:03-04:00" level=info msg="head hash: 0xa7684ac44d48494670b2e0d9085b7750e7341620f0a271db146ed5e70c1db854 head height: 1" === RUN TestRecovery/case#02 time="2022-06-01T09:08:03-04:00" level=info msg="Creating snapshot at height 1" time="2022-06-01T09:08:03-04:00" level=info msg="head hash: 0xa7684ac44d48494670b2e0d9085b7750e7341620f0a271db146ed5e70c1db854 head height: 1" time="2022-06-01T09:08:03-04:00" level=info msg="Dumping recovery state to: /var/folders/xf/cg688d9j7f39ktmd_4ttwxqh0000gn/T/TestRecoverycase#021650290358/001/recover.csv" time="2022-06-01T09:08:03-04:00" level=info msg="Creating snapshot at height 1" time="2022-06-01T09:08:03-04:00" level=info msg="head hash: 0xa7684ac44d48494670b2e0d9085b7750e7341620f0a271db146ed5e70c1db854 head height: 1" --- PASS: TestRecovery (0.40s) --- PASS: TestRecovery/case (0.12s) --- PASS: TestRecovery/case#01 (0.19s) --- PASS: TestRecovery/case#02 (0.09s) PASS ok github.com/vulcanize/ipld-eth-state-snapshot/pkg/snapshot 1.109s === RUN TestWriting --- PASS: TestWriting (0.00s) === RUN TestPgCopy publisher_test.go:84: set TEST_WITH_DB to enable test --- SKIP: TestPgCopy (0.00s) PASS ok github.com/vulcanize/ipld-eth-state-snapshot/pkg/snapshot/file 0.279s === RUN TestBasic publisher_test.go:47: set TEST_WITH_DB to enable test --- SKIP: TestBasic (0.00s) PASS ok github.com/vulcanize/ipld-eth-state-snapshot/pkg/snapshot/pg 0.647s ```	2022-06-01 09:09:19 -04:00
Ashwin Phatak	c785c12274	Merge pull request #35 from vulcanize/ng-file-ethereum-nodeId Add ethereum config to fix db import in file mode	2022-05-25 18:38:09 +05:30
nabarun	23c4d22885	Add ethereum config to fix db import in file mode	2022-05-25 18:15:08 +05:30
prathamesh0	cce45bda57	Add prometheus metrics collection (#33 ) * Upgrade geth * Add prometheus metrics collection * Update README	2022-05-23 16:56:48 +05:30
Ian Norden	751e064f8f	Merge pull request #28 from vulcanize/release-v3.0.2 add env bindings	2022-05-17 22:36:08 -05:00
i-norden	004f3e6665	constants for CLI binding strings	2022-05-17 22:33:20 -05:00
i-norden	31105a009c	add env bindings	2022-04-04 14:35:18 -05:00