From 190b3ab94e2e0cfb2e9216e23afe5426e876aba4 Mon Sep 17 00:00:00 2001
From: Leo <i@leo.moe>
Date: Fri, 9 Jun 2023 21:32:56 +0800
Subject: [PATCH] chore: add begin hop / srcaddr listen

---
 trace/tcp_ipv6.go | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/trace/tcp_ipv6.go b/trace/tcp_ipv6.go
index 925b2cb..1f1e44d 100644
--- a/trace/tcp_ipv6.go
+++ b/trace/tcp_ipv6.go
@@ -46,7 +46,7 @@ func (t *TCPTracerv6) Execute() (*Result, error) {
 	if err != nil {
 		return nil, err
 	}
-	t.icmp, err = icmp.ListenPacket("ip6:58", "::")
+	t.icmp, err = icmp.ListenPacket("ip6:58", t.SrcAddr)
 	if err != nil {
 		return &t.res, err
 	}
@@ -63,7 +63,7 @@ func (t *TCPTracerv6) Execute() (*Result, error) {
 
 	t.sem = semaphore.NewWeighted(int64(t.ParallelRequests))
 
-	for ttl := 1; ttl <= t.MaxHops; ttl++ {
+	for ttl := t.BeginHop; ttl <= t.MaxHops; ttl++ {
 		// 如果到达最终跳，则退出
 		if t.final != -1 && ttl > t.final {
 			break