From 7a57ab179391949a8027cc14f60d15ecaea3a227 Mon Sep 17 00:00:00 2001
From: David Crawshaw <crawshaw@tailscale.com>
Date: Sat, 14 Mar 2020 10:56:52 -0500
Subject: [PATCH] tailcfg: add a per-peer KeepAlive field

---
 tailcfg/tailcfg.go | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/tailcfg/tailcfg.go b/tailcfg/tailcfg.go
index cd2fef1bf..00ecaa74e 100644
--- a/tailcfg/tailcfg.go
+++ b/tailcfg/tailcfg.go
@@ -134,6 +134,8 @@ type Node struct {
 	Created    time.Time
 	LastSeen   *time.Time `json:",omitempty"`
 
+	KeepAlive bool // open and keep open a connection to this peer
+
 	MachineAuthorized bool // TODO(crawshaw): replace with MachineStatus
 
 	// NOTE: any new fields containing pointers in this type