From d5f11561ac724840535d5d3b173480fdf7630931 Mon Sep 17 00:00:00 2001
From: Martin Boehm <martin.boehm@1mbsoftware.net>
Date: Tue, 11 Jun 2019 16:27:47 +0200
Subject: [PATCH] Catch and log panic in blockbook main

---
 bchain/coins/nuls/nulsparser_test.go | 2 +-
 bchain/coins/ritocoin/ritocoinrpc.go | 2 +-
 blockbook.go                         | 8 ++++++++
 3 files changed, 10 insertions(+), 2 deletions(-)

diff --git a/bchain/coins/nuls/nulsparser_test.go b/bchain/coins/nuls/nulsparser_test.go
index 058e2db9..d87686ed 100644
--- a/bchain/coins/nuls/nulsparser_test.go
+++ b/bchain/coins/nuls/nulsparser_test.go
@@ -347,7 +347,7 @@ func TestUnpackTx(t *testing.T) {
 func TestDeriveAddressDescriptorsFromTo(t *testing.T) {
 
 	parser := NewNulsParser(GetChainParams("main"), &btc.Configuration{})
-	
+
 	// test xpub xprv math ,and get private key
 	xprv := "xprv9yEvwSfPanK5gLYVnYvNyF2CEWJx1RsktQtKDeT6jnCnqASBiPCvFYHFSApXv39bZbF6hRaha1kWQBVhN1xjo7NHuhAn5uUfzy79TBuGiHh"
 	xpub := "xpub6CEHLxCHR9sNtpcxtaTPLNxvnY9SQtbcFdov22riJ7jmhxmLFvXAoLbjHSzwXwNNuxC1jUP6tsHzFV9rhW9YKELfmR9pJaKFaM8C3zMPgjw"
diff --git a/bchain/coins/ritocoin/ritocoinrpc.go b/bchain/coins/ritocoin/ritocoinrpc.go
index c096e2d8..0c6cef08 100644
--- a/bchain/coins/ritocoin/ritocoinrpc.go
+++ b/bchain/coins/ritocoin/ritocoinrpc.go
@@ -31,7 +31,7 @@ func NewRitocoinRPC(config json.RawMessage, pushHandler func(bchain.Notification
 
 // Initialize initializes RitocoinRPC instance.
 func (b *RitocoinRPC) Initialize() error {
-  ci, err := b.GetChainInfo()
+	ci, err := b.GetChainInfo()
 	if err != nil {
 		return err
 	}
diff --git a/blockbook.go b/blockbook.go
index a4581111..444f60f4 100644
--- a/blockbook.go
+++ b/blockbook.go
@@ -15,6 +15,7 @@ import (
 	_ "net/http/pprof"
 	"os"
 	"os/signal"
+	"runtime/debug"
 	"strings"
 	"sync/atomic"
 	"syscall"
@@ -105,6 +106,13 @@ func init() {
 }
 
 func main() {
+	defer func() {
+		if e := recover(); e != nil {
+			glog.Error("main recovered from panic: ", e)
+			debug.PrintStack()
+			os.Exit(-1)
+		}
+	}()
 	os.Exit(mainWithExitCode())
 }