Fix: mapping dns should not stale (#675)

* Fix: mapping dns should not stale * Update enhancer.go
2023-08-01 17:30:57 +08:00
parent f125e1ce9e
commit b0fed73236
2 changed files with 5 additions and 1 deletions
--- a/dns/middleware.go
+++ b/dns/middleware.go
@@ -129,6 +129,10 @@ func withMapping(mapping *cache.LruCache[netip.Addr, string]) middleware {
 					continue
 				}

+				if ttl < 1 {
+					ttl = 1
+				}
+
 				mapping.SetWithExpire(ip, host, time.Now().Add(time.Second*time.Duration(ttl)))
 			}