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feat: use real image path to calculate cache key

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This commit is contained in:
Oleg Lobanov
2022-02-21 19:59:22 +01:00
parent cf85404dd2
commit c1987237d0
3 changed files with 18 additions and 5 deletions
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8
http/preview.go
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@@ -91,7 +91,7 @@ func handleImagePreview(
return errToStatus(err), err
}
cacheKey := previewCacheKey(file.Path, file.ModTime.Unix(), previewSize)
cacheKey := previewCacheKey(file, previewSize)
resizedImage, ok, err := fileCache.Load(r.Context(), cacheKey)
if err != nil {
return errToStatus(err), err
@@ -142,7 +142,7 @@ func createPreview(imgSvc ImgService, fileCache FileCache,
}
go func() {
cacheKey := previewCacheKey(file.Path, file.ModTime.Unix(), previewSize)
cacheKey := previewCacheKey(file, previewSize)
if err := fileCache.Store(context.Background(), cacheKey, buf.Bytes()); err != nil {
fmt.Printf("failed to cache resized image: %v", err)
}
@@ -151,6 +151,6 @@ func createPreview(imgSvc ImgService, fileCache FileCache,
return buf.Bytes(), nil
}
func previewCacheKey(fPath string, fTime int64, previewSize PreviewSize) string {
return fmt.Sprintf("%x%x%x", fPath, fTime, previewSize)
func previewCacheKey(f *files.FileInfo, previewSize PreviewSize) string {
return fmt.Sprintf("%x%x%x", f.RealPath(), f.ModTime.Unix(), previewSize)
}