From 23e79dbf19a68b8ecdf2e7fd50aa36f066b54f6b Mon Sep 17 00:00:00 2001
From: cfz <fangzhouchen@outlook.com>
Date: Sun, 11 Jul 2021 21:29:04 +0800
Subject: [PATCH] [backport 3.4]: server/auth: enable tokenProvider if recoved
 store enables auth

this is a manual backport of #13172
---
 auth/simple_token.go | 5 +++++
 auth/store.go        | 3 +++
 2 files changed, 8 insertions(+)

diff --git a/auth/simple_token.go b/auth/simple_token.go
index a9dc5b715f6..41e92236138 100644
--- a/auth/simple_token.go
+++ b/auth/simple_token.go
@@ -159,6 +159,11 @@ func (t *tokenSimple) invalidateUser(username string) {
 }
 
 func (t *tokenSimple) enable() {
+	t.simpleTokensMu.Lock()
+	defer t.simpleTokensMu.Unlock()
+	if t.simpleTokenKeeper != nil { // already enabled
+		return
+	}
 	if t.simpleTokenTTL <= 0 {
 		t.simpleTokenTTL = simpleTokenTTLDefault
 	}
diff --git a/auth/store.go b/auth/store.go
index ba1d95ff2ca..a1d2e077cfe 100644
--- a/auth/store.go
+++ b/auth/store.go
@@ -400,6 +400,9 @@ func (as *authStore) Recover(be backend.Backend) {
 
 	as.enabledMu.Lock()
 	as.enabled = enabled
+	if enabled {
+		as.tokenProvider.enable()
+	}
 	as.enabledMu.Unlock()
 }