From 76025cc4245f0abc0749f4d1e433be865107bf24 Mon Sep 17 00:00:00 2001
From: obscuren <geffobscura@gmail.com>
Date: Mon, 20 Apr 2015 16:03:19 +0200
Subject: [PATCH] geth: added a `admin.debug.block` command which reprocess the
 block

---
 cmd/geth/admin.go | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/cmd/geth/admin.go b/cmd/geth/admin.go
index 1cd0aa2a9b..defbb43ec7 100644
--- a/cmd/geth/admin.go
+++ b/cmd/geth/admin.go
@@ -10,6 +10,7 @@ import (
 	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/core/state"
 	"github.com/ethereum/go-ethereum/core/types"
+	"github.com/ethereum/go-ethereum/core/vm"
 	"github.com/ethereum/go-ethereum/logger/glog"
 	"github.com/ethereum/go-ethereum/rlp"
 	"github.com/ethereum/go-ethereum/rpc"
@@ -52,6 +53,7 @@ func (js *jsre) adminBindings() {
 	debug.Set("dumpBlock", js.dumpBlock)
 	debug.Set("getBlockRlp", js.getBlockRlp)
 	debug.Set("setHead", js.setHead)
+	debug.Set("block", js.debugBlock)
 }
 
 func (js *jsre) getBlock(call otto.FunctionCall) (*types.Block, error) {
@@ -72,6 +74,29 @@ func (js *jsre) getBlock(call otto.FunctionCall) (*types.Block, error) {
 	return nil, errors.New("requires block number or block hash as argument")
 }
 
+func (js *jsre) debugBlock(call otto.FunctionCall) otto.Value {
+	block, err := js.getBlock(call)
+	if err != nil {
+		fmt.Println(err)
+		return otto.UndefinedValue()
+	}
+
+	if block == nil {
+		fmt.Println("block not found")
+		return otto.UndefinedValue()
+	}
+
+	old := vm.Debug
+	vm.Debug = true
+	_, err = js.ethereum.BlockProcessor().RetryProcess(block)
+	if err != nil {
+		glog.Infoln(err)
+	}
+	vm.Debug = old
+
+	return otto.UndefinedValue()
+}
+
 func (js *jsre) setHead(call otto.FunctionCall) otto.Value {
 	block, err := js.getBlock(call)
 	if err != nil {