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Small optimization in round robin load balancing

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This commit is contained in:
Miek Gieben
2016-03-24 17:51:28 +00:00
parent 430f11a6d2
commit 2caddcf761
1 changed files with 2 additions and 2 deletions
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4
middleware/loadbalance/loadbalance.go
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@@ -14,7 +14,7 @@ func (r *RoundRobinResponseWriter) WriteMsg(res *dns.Msg) error {
if res.Rcode != dns.RcodeSuccess {
return r.ResponseWriter.WriteMsg(res)
}
if len(res.Answer) == 1 {
if len(res.Answer) < 2 { // don't even bother
return r.ResponseWriter.WriteMsg(res)
}
@@ -56,8 +56,8 @@ func (r *RoundRobinResponseWriter) WriteMsg(res *dns.Msg) error {
return r.ResponseWriter.WriteMsg(res)
}
// Should we pack and unpack here to fiddle with the packet... Not likely.
func (r *RoundRobinResponseWriter) Write(buf []byte) (int, error) {
// pack and unpack? Not likely
n, err := r.ResponseWriter.Write(buf)
return n, err
}