From 00eab778bf82f38ec6455ae3532816964bcb3b9d Mon Sep 17 00:00:00 2001
From: Luca Moser <moser.luca@gmail.com>
Date: Fri, 12 Jun 2020 14:46:14 +0200
Subject: [PATCH] read in snapshot file if snapshot path is defined
---
dapps/valuetransfers/dapp.go | 20 +++++++++++++++++++-
1 file changed, 19 insertions(+), 1 deletion(-)
diff --git a/dapps/valuetransfers/dapp.go b/dapps/valuetransfers/dapp.go
index 3ecc38c5..658601ad 100644
--- a/dapps/valuetransfers/dapp.go
+++ b/dapps/valuetransfers/dapp.go
@@ -1,9 +1,11 @@
package valuetransfers
import (
+ "os"
"sync"
"time"
+ "github.com/iotaledger/goshimmer/plugins/config"
flag "github.com/spf13/pflag"
"github.com/iotaledger/goshimmer/dapps/valuetransfers/packages/consensus"
@@ -35,7 +37,7 @@ const (
)
func init() {
- flag.String(CfgValueLayerSnapshotFile, "./snapshot.json", "the path to the snapshot file")
+ flag.String(CfgValueLayerSnapshotFile, "", "the path to the snapshot file")
}
var (
@@ -67,6 +69,22 @@ func configure(_ *node.Plugin) {
// configure Tangle
Tangle = tangle.New(database.Store())
+
+ // read snapshot file
+ snapshotFilePath := config.Node.GetString(CfgValueLayerSnapshotFile)
+ if len(snapshotFilePath) != 0 {
+ snapshot := tangle.Snapshot{}
+ f, err := os.Open(snapshotFilePath)
+ if err != nil {
+ log.Panic("can not open snapshot file:", err)
+ }
+ if _, err := snapshot.ReadFrom(f); err != nil {
+ log.Panic("could not read snapshot file:", err)
+ }
+ Tangle.LoadSnapshot(snapshot)
+ log.Info("read snapshot from %s", snapshotFilePath)
+ }
+
Tangle.Events.Error.Attach(events.NewClosure(func(err error) {
log.Error(err)
}))
--
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