Quiet down TCP RST packet error on read operation

pkg/tcp/proxy_unix.go

@@ -0,0 +1,16 @@
+//go:build !windows
+// +build !windows
+
+package tcp
+
+import (
+	"errors"
+	"net"
+	"syscall"
+)
+
+// isReadConnResetError reports whether err is a connection reset error during a read operation.
+func isReadConnResetError(err error) bool {
+	var oerr *net.OpError
+	return errors.As(err, &oerr) && oerr.Op == "read" && errors.Is(err, syscall.ECONNRESET)
+}