From ba2326a350f2c061111eec997da805dcfdafb361 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E8=81=94=E7=9B=9F=E5=B0=91=E4=BE=A0?= <1121114685@qq.com>
Date: Sun, 14 Jul 2019 00:43:06 +0800
Subject: [PATCH] =?UTF-8?q?=E5=85=BC=E5=AE=B9Kpr,DNS=E5=85=BC=E5=AE=B9?=
 =?UTF-8?q?=E5=B0=B1=E9=BA=BB=E7=83=A6=E5=A4=A7=E4=BD=AC=E4=BA=86=EF=BC=81?=
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---
 koolclash/scripts/koolclash_control.sh | 19 ++++++++++++++++++-
 1 file changed, 18 insertions(+), 1 deletion(-)

diff --git a/koolclash/scripts/koolclash_control.sh b/koolclash/scripts/koolclash_control.sh
index ae6d17a..a2fa392 100755
--- a/koolclash/scripts/koolclash_control.sh
+++ b/koolclash/scripts/koolclash_control.sh
@@ -295,7 +295,24 @@ apply_nat_rules() {
 
     iptables -t nat -A PREROUTING -p tcp --dport 53 -d 198.19.0.0/24 -j koolclash_dns
     iptables -t nat -A PREROUTING -p udp --dport 53 -d 198.19.0.0/24 -j koolclash_dns
-    iptables -t nat -A PREROUTING -p tcp -j koolclash
+    # koolproxyR 兼容增加
+    KP_INDEX=`iptables -nvL PREROUTING -t nat |sed 1,2d | sed -n '/KOOLPROXY/='|head -n1`
+	if [ -n "$KP_INDEX" ]; then
+		let KP_INDEX+=1
+		echo_date "您已开启kp/kpr，现已开启兼容。"
+		#开启了KP，这把规则放在KOOLPROXY下面
+		iptables -t nat -I PREROUTING $KP_INDEX -p tcp -j koolclash
+	else
+		#KP没有运行，确保添加到prerouting_rule规则之后
+		PR_INDEX=`iptables -t nat -L PREROUTING|tail -n +3|sed -n -e '/^prerouting_rule/='`
+		if [ -z "$PR_INDEX" ]; then
+			PR_INDEX=1
+		else
+			let PR_INDEX+=1
+		fi	
+		iptables -t nat -I PREROUTING $PR_INDEX -p tcp -j koolclash
+	fi
+  # 暂时注释 iptables -t nat -A PREROUTING -p tcp -j koolclash
 
     iptables -t nat -A koolclash_dns -p udp --dport 53 -d 198.19.0.0/24 -j DNAT --to-destination $lan_ip:23453
     iptables -t nat -A koolclash_dns -p tcp --dport 53 -d 198.19.0.0/24 -j DNAT --to-destination $lan_ip:23453