57 lines
985 B
Go
57 lines
985 B
Go
package rate
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import (
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"sort"
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"time"
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limiter "github.com/go-gost/core/limiter/rate"
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"golang.org/x/time/rate"
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)
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type rlimiter struct {
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limiter *rate.Limiter
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}
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func NewLimiter(r float64, b int) limiter.Limiter {
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return &rlimiter{
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limiter: rate.NewLimiter(rate.Limit(r), b),
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}
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}
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func (l *rlimiter) Allow(n int) bool {
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return l.limiter.AllowN(time.Now(), n)
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}
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func (l *rlimiter) Limit() float64 {
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return float64(l.limiter.Limit())
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}
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type limiterGroup struct {
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limiters []limiter.Limiter
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}
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func newLimiterGroup(limiters ...limiter.Limiter) *limiterGroup {
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sort.Slice(limiters, func(i, j int) bool {
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return limiters[i].Limit() < limiters[j].Limit()
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})
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return &limiterGroup{limiters: limiters}
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}
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func (l *limiterGroup) Allow(n int) (b bool) {
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b = true
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for i := range l.limiters {
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if v := l.limiters[i].Allow(n); !v {
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b = false
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}
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}
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return
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}
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func (l *limiterGroup) Limit() float64 {
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if len(l.limiters) == 0 {
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return 0
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}
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return l.limiters[0].Limit()
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}
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