add iavlx-options to server

Author: aaronc

server/start.go

@@ -76,6 +76,7 @@ const (
 	FlagIAVLCacheSize       = "iavl-cache-size"
 	FlagDisableIAVLFastNode = "iavl-disable-fastnode"
 	FlagIAVLSyncPruning     = "iavl-sync-pruning"
+	FlagIAVLXOptions        = "iavlx-options"
 	FlagShutdownGrace       = "shutdown-grace"
 
 	// state sync-related flags

server/util.go

@@ -2,6 +2,7 @@ package server
 
 import (
 	"context"
+	"encoding/json"
 	"errors"
 	"fmt"
 	"io"
@@ -584,9 +585,18 @@ func DefaultBaseappOptions(appOpts types.AppOptions) []func(*baseapp.BaseApp) {
 		baseapp.SetChainID(chainID),
 		baseapp.SetQueryGasLimit(cast.ToUint64(appOpts.Get(FlagQueryGasLimit))),
 		func(bapp *baseapp.BaseApp) {
+			opts := &iavlx.Options{}
+			optsJson, ok := appOpts.Get(FlagIAVLXOptions).(string)
+			if ok && optsJson != "" {
+				err := json.Unmarshal([]byte(optsJson), opts)
+				if err != nil {
+					panic(fmt.Errorf("failed to unmarshal iavlx options: %w", err))
+				}
+			}
+
 			db, err := iavlx.LoadDB(
 				filepath.Join(homeDir, "data", "iavlx"),
-				&iavlx.Options{},
+				opts,
 				bapp.Logger(),
 			)
 			if err != nil {