From e0f746fa3ded1a4d8ba12eb4d88fe00d65a0a2b7 Mon Sep 17 00:00:00 2001
From: nadoo <287492+nadoo@users.noreply.github.com>
Date: Sat, 14 Jul 2018 12:18:52 +0800
Subject: [PATCH] vmess: set rand.Seed only 1 time in NewClient

---
 proxy/vmess/client.go | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/proxy/vmess/client.go b/proxy/vmess/client.go
index dcbcda8..9815fac 100644
--- a/proxy/vmess/client.go
+++ b/proxy/vmess/client.go
@@ -99,6 +99,9 @@ func NewClient(uuidStr, security string, alterID int) (*Client, error) {
 		return nil, errors.New("unknown security type: " + security)
 	}
 
+	// NOTE: give rand a new seed to avoid the same sequence of values
+	rand.Seed(time.Now().UnixNano())
+
 	return c, nil
 }
 
@@ -114,7 +117,6 @@ func (c *Client) NewConn(rc net.Conn, target string) (*Conn, error) {
 	}
 
 	randBytes := make([]byte, 33)
-	rand.Seed(time.Now().UnixNano())
 	rand.Read(randBytes)
 
 	copy(conn.reqBodyIV[:], randBytes[:16])