From fcd5002b6b85b597d83da8658467e874a334c3e3 Mon Sep 17 00:00:00 2001
From: Shivam Sharma <shivam691999@gmail.com>
Date: Fri, 19 Jan 2024 17:55:39 +0530
Subject: [PATCH] fix : flags, FLOCK lock

---
 core/blockchain.go            |  2 +-
 internal/cli/server/config.go | 20 ++++++++++++++++----
 internal/cli/server/flags.go  |  6 ++++++
 3 files changed, 23 insertions(+), 5 deletions(-)

diff --git a/core/blockchain.go b/core/blockchain.go
index f5fb535aef..5ea7387715 100644
--- a/core/blockchain.go
+++ b/core/blockchain.go
@@ -531,7 +531,7 @@ func NewParallelBlockChain(db ethdb.Database, cacheConfig *CacheConfig, genesis
 	}
 
 	// Open trie database with provided config
-	triedb := trie.NewDatabase(db, cacheConfig.triedbConfig())
+	triedb := bc.triedb
 
 	chainConfig, _, genesisErr := SetupGenesisBlockWithOverride(db, triedb, genesis, overrides)
 
diff --git a/internal/cli/server/config.go b/internal/cli/server/config.go
index fd32a945af..3ca4eae5ad 100644
--- a/internal/cli/server/config.go
+++ b/internal/cli/server/config.go
@@ -84,6 +84,9 @@ type Config struct {
 	// GcMode selects the garbage collection mode for the trie
 	GcMode string `hcl:"gcmode,optional" toml:"gcmode,optional"`
 
+	// state.scheme selects the Scheme to use for storing ethereum state ('hash' or 'path')
+	StateScheme string `hcl:"state.scheme,optional" toml:"state.scheme,optional"`
+
 	// Snapshot enables the snapshot database mode
 	Snapshot bool `hcl:"snapshot,optional" toml:"snapshot,optional"`
 
@@ -638,10 +641,11 @@ func DefaultConfig() *Config {
 			Without:     false,
 			GRPCAddress: "",
 		},
-		SyncMode: "full",
-		GcMode:   "full",
-		Snapshot: true,
-		BorLogs:  false,
+		SyncMode:    "full",
+		GcMode:      "full",
+		StateScheme: "hash",
+		Snapshot:    true,
+		BorLogs:     false,
 		TxPool: &TxPoolConfig{
 			Locals:       []string{},
 			NoLocals:     false,
@@ -1164,6 +1168,14 @@ func (c *Config) buildEth(stack *node.Node, accountManager *accounts.Manager) (*
 		return nil, fmt.Errorf("gcmode '%s' not found", c.GcMode)
 	}
 
+	// statescheme "hash" or "path"
+	switch c.StateScheme {
+	case "path":
+		n.StateScheme = "path"
+	default:
+		n.StateScheme = "hash"
+	}
+
 	// snapshot disable check
 	if !c.Snapshot {
 		if n.SyncMode == downloader.SnapSync {
diff --git a/internal/cli/server/flags.go b/internal/cli/server/flags.go
index 1f1745cc21..3a691e43c1 100644
--- a/internal/cli/server/flags.go
+++ b/internal/cli/server/flags.go
@@ -98,6 +98,12 @@ func (c *Command) Flags(config *Config) *flagset.Flagset {
 		Value:   &c.cliConfig.GcMode,
 		Default: c.cliConfig.GcMode,
 	})
+	f.StringFlag(&flagset.StringFlag{
+		Name:    "state.scheme",
+		Usage:   "Scheme to use for storing ethereum state ('hash' or 'path')",
+		Value:   &c.cliConfig.StateScheme,
+		Default: c.cliConfig.StateScheme,
+	})
 	f.MapStringFlag(&flagset.MapStringFlag{
 		Name:    "eth.requiredblocks",
 		Usage:   "Comma separated block number-to-hash mappings to require for peering (<number>=<hash>)",