From a29ec3a0ae86185db68e9be6557e1c8dde89a92c Mon Sep 17 00:00:00 2001
From: Determinant <ted.sybil@gmail.com>
Date: Mon, 24 Feb 2020 15:04:42 -0500
Subject: minor change

---
 eth/backend.go | 22 +++++++++-------------
 eth/config.go  |  5 +++++
 2 files changed, 14 insertions(+), 13 deletions(-)

(limited to 'eth')

diff --git a/eth/backend.go b/eth/backend.go
index 02a23cc..6d052e2 100644
--- a/eth/backend.go
+++ b/eth/backend.go
@@ -153,7 +153,7 @@ func New(ctx *node.ServiceContext, config *Config,
 			return nil, err
 		}
 	}
-	chainConfig, genesisHash, genesisErr := core.SetupGenesisBlock(chainDb, config.Genesis)
+	chainConfig, genesisHash, genesisErr := core.SetupGenesisBlockWithOverride(chainDb, config.Genesis, config.OverrideIstanbul)
 	if _, ok := genesisErr.(*params.ConfigCompatError); genesisErr != nil && !ok {
 		return nil, genesisErr
 	}
@@ -524,12 +524,10 @@ func (s *Ethereum) Start(srvr *p2p.Server) error {
 		maxPeers -= s.config.LightPeers
 	}
 	// Start the networking layer and the light server if requested
-	if s.protocolManager != nil {
-		s.protocolManager.Start(maxPeers)
-	}
-	if s.lesServer != nil {
-		s.lesServer.Start(srvr)
-	}
+	//s.protocolManager.Start(maxPeers)
+	//if s.lesServer != nil {
+	//	s.lesServer.Start(srvr)
+	//}
 	return nil
 }
 
@@ -539,12 +537,10 @@ func (s *Ethereum) Stop() error {
 	s.bloomIndexer.Close()
 	s.blockchain.Stop()
 	s.engine.Close()
-	if s.protocolManager != nil {
-		s.protocolManager.Stop()
-	}
-	if s.lesServer != nil {
-		s.lesServer.Stop()
-	}
+	//s.protocolManager.Stop()
+	//if s.lesServer != nil {
+	//	s.lesServer.Stop()
+	//}
 	s.txPool.Stop()
 	s.miner.Stop()
 	s.eventMux.Stop()
diff --git a/eth/config.go b/eth/config.go
index 0313783..85abe7c 100644
--- a/eth/config.go
+++ b/eth/config.go
@@ -156,6 +156,11 @@ type Config struct {
 
 	// CheckpointOracle is the configuration for checkpoint oracle.
 	CheckpointOracle *params.CheckpointOracleConfig `toml:",omitempty"`
+
+	// Istanbul block override (TODO: remove after the fork)
+	OverrideIstanbul *big.Int
+
+    // Manually select and grow the canonical chain
 	ManualCanonical  bool
 }
 
-- 
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