[pangaea] temporary pause the harmony nodes on shard0/1

Signed-off-by: Leo Chen <leo@harmony.one>

cmd/harmony/main.go

@@ -267,6 +267,16 @@ func createGlobalConfig() *nodeconfig.ConfigType {
 	return nodeConfig
 }
 
+func _HarmonyNotice(shardID uint32) {
+	tick := time.NewTicker(20 * time.Second)
+	for {
+		select {
+		case <-tick.C:
+			utils.GetLogger().Info("Please wait for the blockain bootstrapping process", "Shard", shardID)
+		}
+	}
+}
+
 func setupConsensusAndNode(nodeConfig *nodeconfig.ConfigType) *node.Node {
 	// Consensus object.
 	// TODO: consensus object shouldn't start here
@@ -294,6 +304,12 @@ func setupConsensusAndNode(nodeConfig *nodeconfig.ConfigType) *node.Node {
 	chainDBFactory := &shardchain.LDBFactory{RootDir: nodeConfig.DBDir}
 	currentNode := node.New(nodeConfig.Host, currentConsensus, chainDBFactory, *isArchival)
 
+	// Temporary Pangaea fix to stop shard0/shard1 nodes, so that the shard can be rebooted
+	chain := currentNode.Blockchain()
+	if (chain.ShardID() == uint32(0) || chain.ShardID() == uint32(1)) && core.ShardingSchedule == shardingconfig.PangaeaSchedule {
+		_HarmonyNotice(chain.ShardID())
+	}
+
 	if *dnsZone != "" {
 		currentNode.SetDNSZone(*dnsZone)
 	} else if *dnsFlag {