From 19ab4720aeb8834ce0592fc2232589ae64911015 Mon Sep 17 00:00:00 2001
From: Jerry <jerrycgh@gmail.com>
Date: Tue, 15 Oct 2024 09:16:20 -0700
Subject: [PATCH] Add flag discovery.dns

---
 docs/cli/server.md           | 2 ++
 internal/cli/server/flags.go | 7 +++++++
 2 files changed, 9 insertions(+)

diff --git a/docs/cli/server.md b/docs/cli/server.md
index fb0f01e777..adeacd731a 100644
--- a/docs/cli/server.md
+++ b/docs/cli/server.md
@@ -218,6 +218,8 @@ The ```bor server``` command runs the Bor client.
 
 - ```bootnodes```: Comma separated enode URLs for P2P discovery bootstrap
 
+- ```discovery.dns```: Comma separated list of enrtree:// URLs which will be queried for nodes to connect to
+
 - ```maxpeers```: Maximum number of network peers (network disabled if set to 0) (default: 50)
 
 - ```maxpendpeers```: Maximum number of pending connection attempts (default: 50)
diff --git a/internal/cli/server/flags.go b/internal/cli/server/flags.go
index eb84f4fd77..0cf8919b9d 100644
--- a/internal/cli/server/flags.go
+++ b/internal/cli/server/flags.go
@@ -806,6 +806,13 @@ func (c *Command) Flags(config *Config) *flagset.Flagset {
 		Default: c.cliConfig.P2P.TxArrivalWait,
 		Group:   "P2P",
 	})
+	f.SliceStringFlag(&flagset.SliceStringFlag{
+		Name:    "discovery.dns",
+		Usage:   "Comma separated list of enrtree:// URLs which will be queried for nodes to connect to",
+		Value:   &c.cliConfig.P2P.Discovery.DNS,
+		Default: c.cliConfig.P2P.Discovery.DNS,
+		Group:   "P2P",
+	})
 
 	// metrics
 	f.BoolFlag(&flagset.BoolFlag{