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vendor: github.com/moby/buildkit v0.21.0-rc1

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Signed-off-by: Jonathan A. Sternberg <jonathan.sternberg@docker.com>
This commit is contained in:
Jonathan A. Sternberg
2025-04-09 10:28:03 -05:00
parent a34cdff84e
commit 8fb1157b5f
221 changed files with 6530 additions and 3986 deletions
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45
vendor/golang.org/x/time/rate/rate.go generated vendored
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@ -85,7 +85,7 @@ func (lim *Limiter) Burst() int {
// TokensAt returns the number of tokens available at time t.
func (lim *Limiter) TokensAt(t time.Time) float64 {
lim.mu.Lock()
_, tokens := lim.advance(t) // does not mutate lim
tokens := lim.advance(t) // does not mutate lim
lim.mu.Unlock()
return tokens
}
@ -99,8 +99,9 @@ func (lim *Limiter) Tokens() float64 {
// bursts of at most b tokens.
func NewLimiter(r Limit, b int) *Limiter {
return &Limiter{
limit: r,
burst: b,
limit: r,
burst: b,
tokens: float64(b),
}
}
@ -185,7 +186,7 @@ func (r *Reservation) CancelAt(t time.Time) {
return
}
// advance time to now
t, tokens := r.lim.advance(t)
tokens := r.lim.advance(t)
// calculate new number of tokens
tokens += restoreTokens
if burst := float64(r.lim.burst); tokens > burst {
@ -306,7 +307,7 @@ func (lim *Limiter) SetLimitAt(t time.Time, newLimit Limit) {
lim.mu.Lock()
defer lim.mu.Unlock()
t, tokens := lim.advance(t)
tokens := lim.advance(t)
lim.last = t
lim.tokens = tokens
@ -323,7 +324,7 @@ func (lim *Limiter) SetBurstAt(t time.Time, newBurst int) {
lim.mu.Lock()
defer lim.mu.Unlock()
t, tokens := lim.advance(t)
tokens := lim.advance(t)
lim.last = t
lim.tokens = tokens
@ -344,21 +345,9 @@ func (lim *Limiter) reserveN(t time.Time, n int, maxFutureReserve time.Duration)
tokens: n,
timeToAct: t,
}
} else if lim.limit == 0 {
var ok bool
if lim.burst >= n {
ok = true
lim.burst -= n
}
return Reservation{
ok: ok,
lim: lim,
tokens: lim.burst,
timeToAct: t,
}
}
t, tokens := lim.advance(t)
tokens := lim.advance(t)
// Calculate the remaining number of tokens resulting from the request.
tokens -= float64(n)
@ -391,10 +380,11 @@ func (lim *Limiter) reserveN(t time.Time, n int, maxFutureReserve time.Duration)
return r
}
// advance calculates and returns an updated state for lim resulting from the passage of time.
// advance calculates and returns an updated number of tokens for lim
// resulting from the passage of time.
// lim is not changed.
// advance requires that lim.mu is held.
func (lim *Limiter) advance(t time.Time) (newT time.Time, newTokens float64) {
func (lim *Limiter) advance(t time.Time) (newTokens float64) {
last := lim.last
if t.Before(last) {
last = t
@ -407,7 +397,7 @@ func (lim *Limiter) advance(t time.Time) (newT time.Time, newTokens float64) {
if burst := float64(lim.burst); tokens > burst {
tokens = burst
}
return t, tokens
return tokens
}
// durationFromTokens is a unit conversion function from the number of tokens to the duration
@ -416,8 +406,15 @@ func (limit Limit) durationFromTokens(tokens float64) time.Duration {
if limit <= 0 {
return InfDuration
}
seconds := tokens / float64(limit)
return time.Duration(float64(time.Second) * seconds)
duration := (tokens / float64(limit)) * float64(time.Second)
// Cap the duration to the maximum representable int64 value, to avoid overflow.
if duration > float64(math.MaxInt64) {
return InfDuration
}
return time.Duration(duration)
}
// tokensFromDuration is a unit conversion function from a time duration to the number of tokens