From 4e0038506d3f39487a6b379024ff8cd3ccc67d5a Mon Sep 17 00:00:00 2001
From: ptrcnull <git@ptrcnull.me>
Date: Fri, 8 Oct 2021 15:52:12 +0200
Subject: [PATCH] feat: Add skipping domain if checked recently

---
 main.go | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/main.go b/main.go
index 23c0e56..4dc87d6 100644
--- a/main.go
+++ b/main.go
@@ -25,6 +25,11 @@ func main() {
 		},
 	}
 
+	recent := make([]string, 20)
+	for i := range recent {
+		recent[i] = ""
+	}
+
 	stream, errStream := certstream.CertStreamEventStream(false)
 	for {
 		select {
@@ -64,10 +69,24 @@ func main() {
 				if domain[0] == '*' || domain == "sni.cloudflaressl.com" {
 					continue
 				}
+
+				// skip if was checked recently
+				skip := false
+				for _, recentDomain := range recent {
+					if domain == recentDomain {
+						skip = true
+					}
+				}
+				if skip {
+					continue
+				}
+
 				log.Println("checking " + domain)
 				go c.CheckGit(domain)
 				go c.CheckEnv(domain)
 				go c.CheckIndex(domain)
+
+				recent = append(recent[1:], domain)
 			}
 
 		case err := <-errStream: