mirror of
https://github.com/logos-messaging/go-libp2p-pubsub.git
synced 2026-01-04 13:53:06 +00:00
56c0e6c5c9
* reimplement timecache for sane and performant behaviour * remove seenMessagesMx, take advantage of new tc api * fix timecache tests * fix typo * store expiry, don't make life difficult * refactor common background sweep procedure for both impls * add godocs to TimeCache
36 lines
537 B
Go
36 lines
537 B
Go
package timecache
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import (
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"context"
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"sync"
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"time"
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)
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var backgroundSweepInterval = time.Minute
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func background(ctx context.Context, lk sync.Locker, m map[string]time.Time) {
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ticker := time.NewTimer(backgroundSweepInterval)
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defer ticker.Stop()
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for {
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select {
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case now := <-ticker.C:
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sweep(lk, m, now)
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case <-ctx.Done():
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return
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}
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}
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}
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func sweep(lk sync.Locker, m map[string]time.Time, now time.Time) {
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lk.Lock()
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defer lk.Unlock()
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for k, expiry := range m {
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if expiry.Before(now) {
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delete(m, k)
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}
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}
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}
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