From 2e9a4e1fd7bffd87a599cff8693df695f80b5e47 Mon Sep 17 00:00:00 2001
From: George Tankersley <george.tankersley@gmail.com>
Date: Thu, 11 Jun 2020 14:27:14 -0400
Subject: [PATCH] dnsseed: plugin init should not fail if a bootstrap peer is
 down unless they all are

---
 dnsseed/setup.go | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/dnsseed/setup.go b/dnsseed/setup.go
index 3fafae2..8522ae8 100644
--- a/dnsseed/setup.go
+++ b/dnsseed/setup.go
@@ -63,6 +63,7 @@ func setup(c *caddy.Controller) error {
 
 	log.Infof("Getting addresses from bootstrap peers %v", opts.bootstrapPeers)
 
+	connectedToBootstrap := false
 	for _, s := range opts.bootstrapPeers {
 		address, port, err := net.SplitHostPort(s)
 		if err != nil {
@@ -72,8 +73,14 @@ func setup(c *caddy.Controller) error {
 		// Connect to the bootstrap peer
 		_, err = seeder.Connect(address, port)
 		if err != nil {
-			return plugin.Error(pluginName, c.Errf("error connecting to %s:%s: %v", address, port, err))
+			log.Errorf("error connecting to %s:%s: %v", address, port, err)
+			continue
 		}
+		connectedToBootstrap = true
+	}
+
+	if !connectedToBootstrap {
+		return plugin.Error(pluginName, c.Err("Failed to connect to any bootstrap peers!"))
 	}
 
 	// Send the initial request for more addresses; spawns goroutines to process the responses.