From 24e7597e76d88ab8955bd9b4084fbfed67af0e3e Mon Sep 17 00:00:00 2001
From: Stephan Oeste <emzy@emzy.de>
Date: Fri, 30 Oct 2020 12:44:53 +0100
Subject: [PATCH] add advanced bash error handling

---
 contrib/dnsupdate | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/contrib/dnsupdate b/contrib/dnsupdate
index 73844111..08238786 100644
--- a/contrib/dnsupdate
+++ b/contrib/dnsupdate
@@ -3,6 +3,8 @@
 # puts the result in the dns zone of a Bind9.
 # bitcoin-seeder: https://github.com/sipa/bitcoin-seeder
 
+set -euo pipefail
+
 # Zone to request from bintcoin-seeder
 ZONE=dnsseed.example.com
 # Filters to fetch