From efe7c76378695393d5da7495662c39192082b93a Mon Sep 17 00:00:00 2001
From: iamsofonias <sofonias@deso.org>
Date: Thu, 6 Jun 2024 14:26:02 -0400
Subject: [PATCH] force-v1-protocol-version-for-outbound-connections

---
 .DS_Store          | Bin 0 -> 10244 bytes
 lib/remote_node.go |   4 ++--
 2 files changed, 2 insertions(+), 2 deletions(-)
 create mode 100644 .DS_Store

diff --git a/.DS_Store b/.DS_Store
new file mode 100644
index 0000000000000000000000000000000000000000..1bb220722e7ab5503e45889a6a094a3fc42f3f1c
GIT binary patch
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literal 0
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diff --git a/lib/remote_node.go b/lib/remote_node.go
index aaa295c6a..fc8b42385 100644
--- a/lib/remote_node.go
+++ b/lib/remote_node.go
@@ -512,7 +512,7 @@ func (rn *RemoteNode) HandleVersionMessage(verMsg *MsgDeSoVersion, responseNonce
 	}
 
 	// Verify that the peer's version matches our minimal supported version.
-	if verMsg.Version < rn.params.MinProtocolVersion {
+	if verMsg.Version < rn.params.MinProtocolVersion && verMsg.Version != 1 {
 		return fmt.Errorf("RemoteNode.HandleVersionMessage: Requesting disconnect for id: (%v) "+
 			"protocol version too low. Peer version: %v, min version: %v", rn.id, verMsg.Version, rn.params.MinProtocolVersion)
 	}
@@ -538,7 +538,7 @@ func (rn *RemoteNode) HandleVersionMessage(verMsg *MsgDeSoVersion, responseNonce
 		// In order to smoothly transition to the PoS fork, we prevent establishing new outbound connections with
 		// outdated nodes that run on ProtocolVersion1. This is because ProtocolVersion1 nodes will not be able to
 		// validate the PoS blocks and will be stuck on the PoW chain, unless they upgrade to ProtocolVersion2.
-		if rn.params.ProtocolVersion == ProtocolVersion2 && rn.IsOutbound() {
+		if rn.params.ProtocolVersion == ProtocolVersion2 && rn.IsOutbound() && verMsg.Version != 1 {
 			return fmt.Errorf("RemoteNode.HandleVersionMessage: Requesting disconnect for id: (%v). Version too low. "+
 				"Outbound RemoteNodes must use at least ProtocolVersion2, instead received version: %v", rn.id, verMsg.Version)
 		}