Justin Harms
e24af47697
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feat: add upstream support allowing to chain cache servers if needed fix: tweaked garbage collection to be better
50 lines
1.1 KiB
Go
50 lines
1.1 KiB
Go
package steamcache
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import (
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"runtime/debug"
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"s1d3sw1ped/SteamCache2/vfs"
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"s1d3sw1ped/SteamCache2/vfs/cachestate"
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"time"
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"golang.org/x/exp/rand"
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)
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func init() {
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// Set the GC percentage to 50%. This is a good balance between performance and memory usage.
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debug.SetGCPercent(50)
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}
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// RandomGC randomly deletes files until we've reclaimed enough space.
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func randomgc(vfss vfs.VFS, size uint) (uint, uint) {
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// Randomly delete files until we've reclaimed enough space.
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random := func(vfss vfs.VFS, stats []*vfs.FileInfo) int64 {
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randfile := stats[rand.Intn(len(stats))]
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sz := randfile.Size()
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err := vfss.Delete(randfile.Name())
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if err != nil {
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return 0
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}
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return sz
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}
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deletions := 0
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targetreclaim := int64(size)
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var reclaimed int64
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stats := vfss.StatAll()
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for {
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if reclaimed >= targetreclaim {
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break
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}
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reclaimed += random(vfss, stats)
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deletions++
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}
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return uint(reclaimed), uint(deletions)
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}
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func cachehandler(fi *vfs.FileInfo, cs cachestate.CacheState) bool {
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return time.Since(fi.AccessTime()) < time.Second*10 // Put hot files in the fast vfs if equipped
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}
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