ingress/tcp: add additional error logging on failed (kubernetes#7208)

Matt1360 · rikatz · commit a60b1c6806c1 · 2021-08-21T15:58:32.000-03:00
diff --git a/internal/ingress/controller/tcp.go b/internal/ingress/controller/tcp.go
@@ -82,6 +82,7 @@ func (p *TCPProxy) Handle(conn net.Conn) {
 	hostPort := net.JoinHostPort(proxy.IP, fmt.Sprintf("%v", proxy.Port))
 	clientConn, err := net.Dial("tcp", hostPort)
 	if err != nil {
+		klog.V(4).ErrorS(err, "error dialing proxy", "ip", proxy.IP, "port", proxy.Port, "hostname", proxy.Hostname)
 		return
 	}
 	defer clientConn.Close()

Original file line number	Diff line number	Diff line change
`@@ -82,6 +82,7 @@ func (p *TCPProxy) Handle(conn net.Conn) {`
`82`	`82`	`hostPort := net.JoinHostPort(proxy.IP, fmt.Sprintf("%v", proxy.Port))`
`83`	`83`	`clientConn, err := net.Dial("tcp", hostPort)`
`84`	`84`	`if err != nil {`
	`85`	`+ klog.V(4).ErrorS(err, "error dialing proxy", "ip", proxy.IP, "port", proxy.Port, "hostname", proxy.Hostname)`
`85`	`86`	`return`
`86`	`87`	`}`
`87`	`88`	`defer clientConn.Close()`