feat(libreoffice): retry on core dumped (#930)

pkg/modules/libreoffice/api/libreoffice.go

@@ -8,6 +8,7 @@ import (
 	"net"
 	"os"
 	"path/filepath"
+	"strings"
 	"sync"
 	"sync/atomic"
 	"time"
@@ -348,6 +349,12 @@ func (p *libreOfficeProcess) pdf(ctx context.Context, logger *zap.Logger, inputP
 		return ErrMalformedPageRanges
 	}
 
+	// We may want to retry in case of a core dumped event.
+	// See https://github.com/gotenberg/gotenberg/issues/639.
+	if strings.Contains(err.Error(), "core dumped") {
+		return ErrCoreDumped
+	}
+
 	// Possible errors:
 	// 1. LibreOffice failed for some reason.
 	// 2. Context done.