Merge pull request #4 from beefsack/issue-3

Ignore client connection close syscall.EPIPE errors when writing resp…

CHANGELOG.md

@@ -5,6 +5,8 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
 ## [Unreleased]
+### Changed
+- Ignore client connection close errors (specifically ignoring syscall.EPIPE)
 
 ## [1.4.0] - 2020-08-29
 ## Added

lib/server.go

@@ -7,6 +7,7 @@ import (
 	"net/http"
 	"os/exec"
 	"sync"
+	"syscall"
 )
 
 // Server is a simple proxy server to pipe HTTP requests to a subprocess' stdin
@@ -111,7 +112,8 @@ func (s *Server) ServeHTTP(w http.ResponseWriter, r *http.Request) {
 
 	// Write stdout as the response body
 	_, err = w.Write(stdout)
-	if err != nil {
+	// We ignore connection close errors, which appears as `syscall.EPIPE`
+	if err != nil && err != syscall.EPIPE {
 		log.Printf("error writing response body: %v", err)
 	}
 }