From b87cb2c4a56450d1d53ec5c5f06bd30431516956 Mon Sep 17 00:00:00 2001
From: Maisem Ali <maisem@tailscale.com>
Date: Fri, 11 Nov 2022 23:38:17 -0800
Subject: [PATCH] ipn/ipnlocal: call restart backend on user changes

This makes it so that the backend also restarts when users change,
otherwise an extra call to Start was required.

Updates #713

Signed-off-by: Maisem Ali <maisem@tailscale.com>
---
 ipn/ipnlocal/local.go | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/ipn/ipnlocal/local.go b/ipn/ipnlocal/local.go
index 1c40eed07..aef896abd 100644
--- a/ipn/ipnlocal/local.go
+++ b/ipn/ipnlocal/local.go
@@ -2100,8 +2100,15 @@ func (b *LocalBackend) shouldUploadServices() bool {
 
 func (b *LocalBackend) SetCurrentUserID(uid string) {
 	b.mu.Lock()
-	b.pm.SetCurrentUser(uid)
-	b.mu.Unlock()
+	if b.pm.CurrentUser() == uid {
+		b.mu.Unlock()
+		return
+	}
+	if err := b.pm.SetCurrentUser(uid); err != nil {
+		b.mu.Unlock()
+		return
+	}
+	b.resetForProfileChangeLockedOnEntry()
 }
 
 func (b *LocalBackend) CheckPrefs(p *ipn.Prefs) error {