implement backend DB with dbOptions support

cmd/ethermintd/root.go

@@ -207,8 +207,14 @@ func (a appCreator) newApp(logger tmlog.Logger, db dbm.DB, traceStore io.Writer,
 		panic(err)
 	}
 
+	opts := make(dbm.OptionsMap, 0)
+	maxFileOpen := cast.ToUint64(appOpts.Get(sdkserver.FlagDbMaxfileOpen))
+	if maxFileOpen > 0 {
+		opts[flags.FlagDbMaxfileOpen] = maxFileOpen
+	}
+
 	snapshotDir := filepath.Join(cast.ToString(appOpts.Get(flags.FlagHome)), "data", "snapshots")
-	snapshotDB, err := sdk.NewLevelDB("metadata", snapshotDir)
+	snapshotDB, err := sdk.NewDBWithOption("metadata", snapshotDir, opts)
 	if err != nil {
 		panic(err)
 	}

go.mod

@@ -46,47 +46,48 @@ require (
 	filippo.io/edwards25519 v1.0.0-beta.2 // indirect
 	github.com/99designs/keyring v1.1.6 // indirect
 	github.com/ChainSafe/go-schnorrkel v0.0.0-20200405005733-88cbf1b4c40d // indirect
-	github.com/DataDog/zstd v1.4.8 // indirect
 	github.com/StackExchange/wmi v1.2.1 // indirect
 	github.com/VictoriaMetrics/fastcache v1.6.0 // indirect
 	github.com/Workiva/go-datastructures v1.0.53 // indirect
 	github.com/armon/go-metrics v0.3.10 // indirect
 	github.com/beorn7/perks v1.0.1 // indirect
 	github.com/bgentry/speakeasy v0.1.0 // indirect
 	github.com/btcsuite/btcd/chaincfg/chainhash v1.0.1 // indirect
-	github.com/cenkalti/backoff/v4 v4.1.1 // indirect
+	github.com/cenkalti/backoff/v4 v4.1.3 // indirect
 	github.com/cespare/xxhash v1.1.0 // indirect
 	github.com/cespare/xxhash/v2 v2.1.2 // indirect
 	github.com/coinbase/rosetta-sdk-go v0.7.0 // indirect
 	github.com/confio/ics23/go v0.7.0 // indirect
 	github.com/cosmos/btcutil v1.0.4 // indirect
 	github.com/cosmos/gorocksdb v1.2.0 // indirect
-	github.com/cosmos/iavl v0.19.1 // indirect
+	github.com/cosmos/iavl v0.19.2-0.20220916140702-9b6be3095313 // indirect
 	github.com/cosmos/ledger-cosmos-go v0.11.1 // indirect
 	github.com/cosmos/ledger-go v0.9.2 // indirect
 	github.com/creachadair/taskgroup v0.3.2 // indirect
-	github.com/danieljoos/wincred v1.0.2 // indirect
+	github.com/danieljoos/wincred v1.1.0 // indirect
 	github.com/deckarep/golang-set v0.0.0-20180603214616-504e848d77ea // indirect
 	github.com/desertbit/timer v0.0.0-20180107155436-c41aec40b27f // indirect
-	github.com/dgraph-io/badger/v2 v2.2007.2 // indirect
-	github.com/dgraph-io/ristretto v0.0.3 // indirect
-	github.com/dgryski/go-farm v0.0.0-20200201041132-a6ae2369ad13 // indirect
+	github.com/dgraph-io/badger/v3 v3.2103.2 // indirect
+	github.com/dgraph-io/ristretto v0.1.0 // indirect
 	github.com/dustin/go-humanize v1.0.0 // indirect
 	github.com/dvsekhvalnov/jose2go v0.0.0-20200901110807-248326c1351b // indirect
 	github.com/edsrzf/mmap-go v1.0.0 // indirect
-	github.com/felixge/httpsnoop v1.0.1 // indirect
+	github.com/felixge/httpsnoop v1.0.2 // indirect
 	github.com/fsnotify/fsnotify v1.5.4 // indirect
 	github.com/gballet/go-libpcsclite v0.0.0-20190607065134-2772fd86a8ff // indirect
 	github.com/go-kit/kit v0.12.0 // indirect
 	github.com/go-kit/log v0.2.1 // indirect
 	github.com/go-logfmt/logfmt v0.5.1 // indirect
-	github.com/go-ole/go-ole v1.2.5 // indirect
+	github.com/go-ole/go-ole v1.2.6 // indirect
 	github.com/go-stack/stack v1.8.0 // indirect
 	github.com/go-task/slim-sprig v0.0.0-20210107165309-348f09dbbbc0 // indirect
 	github.com/godbus/dbus v0.0.0-20190726142602-4481cbc300e2 // indirect
 	github.com/gogo/gateway v1.1.0 // indirect
+	github.com/golang/glog v0.0.0-20160126235308-23def4e6c14b // indirect
+	github.com/golang/groupcache v0.0.0-20210331224755-41bb18bfe9da // indirect
 	github.com/golang/snappy v0.0.4 // indirect
-	github.com/google/btree v1.0.1 // indirect
+	github.com/google/btree v1.1.2 // indirect
+	github.com/google/flatbuffers v1.12.1 // indirect
 	github.com/google/orderedcode v0.0.1 // indirect
 	github.com/google/uuid v1.3.0 // indirect
 	github.com/gorilla/handlers v1.5.1 // indirect
@@ -117,7 +118,6 @@ require (
 	github.com/mtibben/percent v0.2.1 // indirect
 	github.com/nxadm/tail v1.4.8 // indirect
 	github.com/olekukonko/tablewriter v0.0.5 // indirect
-	github.com/onsi/gomega v1.17.0 // indirect
 	github.com/pelletier/go-toml v1.9.5 // indirect
 	github.com/pelletier/go-toml/v2 v2.0.2 // indirect
 	github.com/petermattis/goid v0.0.0-20180202154549-b0b1615b78e5 // indirect
@@ -138,9 +138,10 @@ require (
 	github.com/tendermint/btcd v0.1.1 // indirect
 	github.com/tendermint/crypto v0.0.0-20191022145703-50d29ede1e15 // indirect
 	github.com/tendermint/go-amino v0.16.0 // indirect
-	github.com/tklauser/go-sysconf v0.3.7 // indirect
-	github.com/tklauser/numcpus v0.2.3 // indirect
+	github.com/tklauser/go-sysconf v0.3.10 // indirect
+	github.com/tklauser/numcpus v0.4.0 // indirect
 	github.com/zondax/hid v0.9.0 // indirect
+	go.opencensus.io v0.23.0 // indirect
 	golang.org/x/exp v0.0.0-20220722155223-a9213eeb770e // indirect
 	golang.org/x/net v0.0.0-20220726230323-06994584191e // indirect
 	golang.org/x/sync v0.0.0-20220722155255-886fb9371eb4 // indirect
@@ -158,6 +159,13 @@ require (
 
 replace (
 	github.com/99designs/keyring => github.com/cosmos/keyring v1.1.7-0.20210622111912-ef00f8ac3d76
+
+	// TODO: might use crypto-org repo as the refrence path
+	github.com/cosmos/cosmos-sdk => github.com/jayt106/cosmos-sdk v0.43.0-rc2.0.20220926180816-39ac2ae4fdde
 	github.com/gogo/protobuf => github.com/regen-network/protobuf v1.3.3-alpha.regen.1
+
+	// TODO: remove this when https://github.com/tendermint/tm-db/pull/294 got merged
+	github.com/tendermint/tm-db => github.com/jayt106/tm-db v0.6.7-dbOpts
+
 	google.golang.org/grpc => google.golang.org/grpc v1.33.2
 )