mirror of
https://github.com/woodchen-ink/webp_server_go.git
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67d40b4397
* use GitHub Actions as CI * bump versions * Makefile and Dockerfile improvements * upgrade logrus
51 lines
1.3 KiB
Go
51 lines
1.3 KiB
Go
package main
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import (
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"fmt"
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"github.com/schollz/progressbar/v3"
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log "github.com/sirupsen/logrus"
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"os"
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"path"
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"path/filepath"
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"strings"
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"time"
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)
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func prefetchImages(confImgPath string, ExhaustPath string) {
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// maximum ongoing prefetch is depending on your core of CPU
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var sTime = time.Now()
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log.Infof("Prefetching using %d cores", jobs)
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var finishChan = make(chan int, jobs)
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for i := 0; i < jobs; i++ {
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finishChan <- 1
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}
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//prefetch, recursive through the dir
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all := fileCount(confImgPath)
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var bar = progressbar.Default(all, "Prefetching...")
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err := filepath.Walk(confImgPath,
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func(picAbsPath string, info os.FileInfo, err error) error {
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if err != nil {
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return err
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}
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if info.IsDir() {
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return nil
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}
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// RawImagePath string, ImgFilename string, reqURI string
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proposedURI := strings.Replace(picAbsPath, confImgPath, "", 1)
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avif, webp := genOptimizedAbs(picAbsPath, ExhaustPath, info.Name(), proposedURI)
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_ = os.MkdirAll(path.Dir(avif), 0755)
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log.Infof("Prefetching %s", picAbsPath)
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go convertFilter(picAbsPath, avif, webp, finishChan)
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_ = bar.Add(<-finishChan)
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return nil
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})
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if err != nil {
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log.Errorln(err)
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}
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elapsed := time.Since(sTime)
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_, _ = fmt.Fprintf(os.Stdout, "Prefetch completeY(^_^)Y in %s\n\n", elapsed)
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}
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