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Fix: redir-host mode crash

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This commit is contained in:
Dreamacro 2019-02-11 17:20:42 +08:00
parent 8da19e81a4
commit 26a87f9d34
1 changed files with 3 additions and 3 deletions
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6
tunnel/tunnel.go
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@ -107,15 +107,15 @@ func (t *Tunnel) resolveIP(host string) (net.IP, error) {
return t.resolver.ResolveIP(host) return t.resolver.ResolveIP(host)
} }
func (t *Tunnel) needLookupIP() bool { func (t *Tunnel) needLookupIP(metadata *C.Metadata) bool {
return t.hasResolver() && t.resolver.IsMapping() return t.hasResolver() && t.resolver.IsMapping() && metadata.Host == "" && metadata.IP != nil
} }
func (t *Tunnel) handleConn(localConn C.ServerAdapter) { func (t *Tunnel) handleConn(localConn C.ServerAdapter) {
defer localConn.Close() defer localConn.Close()
metadata := localConn.Metadata() metadata := localConn.Metadata()
if t.needLookupIP() { if t.needLookupIP(metadata) {
host, exist := t.resolver.IPToHost(*metadata.IP) host, exist := t.resolver.IPToHost(*metadata.IP)
if exist { if exist {
metadata.Host = host metadata.Host = host