ahp
f76c7a110b
Introduce configuration validation, Postgres migrations, Redis/storage adapters, and the seed sample video.
57 lines
1.3 KiB
Go
57 lines
1.3 KiB
Go
package storage
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import (
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"fmt"
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"os"
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"path/filepath"
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)
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const SampleVideoKey = "sample.mp4"
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// EnsureSampleMP4 uploads the color-bars sample video when the storage key is missing.
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// candidates are filesystem paths checked in order (first readable wins).
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func EnsureSampleMP4(stg Storage, candidates ...string) error {
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if stg == nil {
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return fmt.Errorf("storage is nil")
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}
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if stg.Exists(SampleVideoKey) {
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return nil
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}
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for _, path := range candidates {
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if path == "" {
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continue
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}
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f, err := os.Open(path)
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if err != nil {
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continue
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}
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info, err := f.Stat()
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if err != nil {
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f.Close()
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continue
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}
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if info.IsDir() || info.Size() == 0 {
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f.Close()
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continue
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}
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_, err = stg.Put(SampleVideoKey, f, info.Size())
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f.Close()
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if err != nil {
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return fmt.Errorf("upload %s: %w", SampleVideoKey, err)
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}
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return nil
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}
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return fmt.Errorf("%s missing in storage and no readable candidate found among %v", SampleVideoKey, candidates)
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}
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// DefaultSampleCandidates returns common relative locations for the checked-in sample.
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func DefaultSampleCandidates() []string {
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cwd, _ := os.Getwd()
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return []string{
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filepath.Join(cwd, "media", SampleVideoKey),
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filepath.Join(cwd, "backend", "media", SampleVideoKey),
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filepath.Join("media", SampleVideoKey),
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filepath.Join("backend", "media", SampleVideoKey),
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}
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}
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