mirror of
https://github.com/superseriousbusiness/gotosocial.git
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4920229a3b
* start moving some database stuff around * continue moving db stuff around * more fiddling * more updates * and some more * and yet more * i broke SOMETHING but what, it's a mystery * tidy up * vendor ttlcache * use ttlcache * fix up some tests * rename some stuff * little reminder * some more updates
47 lines
937 B
Go
47 lines
937 B
Go
package ttlcache
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import (
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"time"
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)
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const (
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// ItemNotExpire Will avoid the item being expired by TTL, but can still be exired by callback etc.
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ItemNotExpire time.Duration = -1
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// ItemExpireWithGlobalTTL will use the global TTL when set.
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ItemExpireWithGlobalTTL time.Duration = 0
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)
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func newItem(key string, data interface{}, ttl time.Duration) *item {
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item := &item{
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data: data,
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ttl: ttl,
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key: key,
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}
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// since nobody is aware yet of this item, it's safe to touch without lock here
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item.touch()
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return item
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}
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type item struct {
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key string
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data interface{}
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ttl time.Duration
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expireAt time.Time
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queueIndex int
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}
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// Reset the item expiration time
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func (item *item) touch() {
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if item.ttl > 0 {
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item.expireAt = time.Now().Add(item.ttl)
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}
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}
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// Verify if the item is expired
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func (item *item) expired() bool {
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if item.ttl <= 0 {
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return false
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}
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return item.expireAt.Before(time.Now())
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}
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