Handle listener closed error gracefully (#329)

surki · web-flow · commit 8087be7bb373 · 2022-02-09T09:58:27.000-05:00
Do not print errors for listener closing
diff --git a/proxy.go b/proxy.go
@@ -209,6 +209,11 @@ func (p *Proxy) Serve(l net.Listener) error {
 				continue
 			}
 
+			if errors.Is(err, net.ErrClosed) {
+				log.Debugf("martian: listener closed, returning")
+				return err
+			}
+
 			log.Errorf("martian: failed to accept: %v", err)
 			return err
 		}

Original file line number	Diff line number	Diff line change
`@@ -209,6 +209,11 @@ func (p *Proxy) Serve(l net.Listener) error {`
`209`	`209`	`continue`
`210`	`210`	`}`
`211`	`211`
	`212`	`+ if errors.Is(err, net.ErrClosed) {`
	`213`	`+ log.Debugf("martian: listener closed, returning")`
	`214`	`+ return err`
	`215`	`+ }`
	`216`	`+`
`212`	`217`	`log.Errorf("martian: failed to accept: %v", err)`
`213`	`218`	`return err`
`214`	`219`	`}`