From 9da4bb58aee12380992f616742b2b91cd7382dfc Mon Sep 17 00:00:00 2001
From: Nate Sales <nate@natesales.net>
Date: Fri, 30 Oct 2020 22:04:12 -0700
Subject: [PATCH] add PeeringDB check

---
 parser.go | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/parser.go b/parser.go
index 354b1be7..8f3df80f 100644
--- a/parser.go
+++ b/parser.go
@@ -115,6 +115,10 @@ func getPeeringDbData(asn uint32) PeeringDbData {
 		log.Fatalf("PeeringDB JSON Unmarshal: %v", err)
 	}
 
+	if len(peeringDbResponse.Data) < 1 {
+		log.Fatalf("Peer %d doesn't have a valid PeeringDB entry. Try import-valid or ask the network to update their account.", asn)
+	}
+
 	return peeringDbResponse.Data[0] // TODO: Add a check here
 }