fix: share local hls file cleanup between s3 and filesystem providers. Fixes #3522 (#3531)

core/storageproviders/localCleanup.go

@@ -0,0 +1,39 @@
+package storageproviders
+
+import (
+	"os"
+	"path/filepath"
+
+	"github.com/owncast/owncast/config"
+	"github.com/pkg/errors"
+	log "github.com/sirupsen/logrus"
+)
+
+func localCleanup(maxNumber int) error {
+	baseDirectory := config.HLSStoragePath
+
+	files, err := getAllFilesRecursive(baseDirectory)
+	if err != nil {
+		return errors.Wrap(err, "unable find old video files for cleanup")
+	}
+
+	// Delete old private HLS files on disk
+	for directory := range files {
+		files := files[directory]
+		if len(files) < maxNumber {
+			continue
+		}
+
+		filesToDelete := files[maxNumber:]
+		log.Traceln("Deleting", len(filesToDelete), "old files from", baseDirectory, "for video variant", directory)
+
+		for _, file := range filesToDelete {
+			fileToDelete := filepath.Join(baseDirectory, directory, file.Name())
+			err := os.Remove(fileToDelete)
+			if err != nil {
+				return errors.Wrap(err, "unable to delete old video files")
+			}
+		}
+	}
+	return nil
+}