build: upgrade dependencies and build with go 1.21
This commit is contained in:
10
vendor/github.com/cenkalti/backoff/.travis.yml
generated
vendored
10
vendor/github.com/cenkalti/backoff/.travis.yml
generated
vendored
@ -1,10 +0,0 @@
|
||||
language: go
|
||||
go:
|
||||
- 1.7
|
||||
- 1.x
|
||||
- tip
|
||||
before_install:
|
||||
- go get github.com/mattn/goveralls
|
||||
- go get golang.org/x/tools/cmd/cover
|
||||
script:
|
||||
- $HOME/gopath/bin/goveralls -service=travis-ci
|
82
vendor/github.com/cenkalti/backoff/retry.go
generated
vendored
82
vendor/github.com/cenkalti/backoff/retry.go
generated
vendored
@ -1,82 +0,0 @@
|
||||
package backoff
|
||||
|
||||
import "time"
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||||
|
||||
// An Operation is executing by Retry() or RetryNotify().
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// The operation will be retried using a backoff policy if it returns an error.
|
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type Operation func() error
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||||
|
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// Notify is a notify-on-error function. It receives an operation error and
|
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// backoff delay if the operation failed (with an error).
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||||
//
|
||||
// NOTE that if the backoff policy stated to stop retrying,
|
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// the notify function isn't called.
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type Notify func(error, time.Duration)
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// Retry the operation o until it does not return error or BackOff stops.
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// o is guaranteed to be run at least once.
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//
|
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// If o returns a *PermanentError, the operation is not retried, and the
|
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// wrapped error is returned.
|
||||
//
|
||||
// Retry sleeps the goroutine for the duration returned by BackOff after a
|
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// failed operation returns.
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func Retry(o Operation, b BackOff) error { return RetryNotify(o, b, nil) }
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||||
|
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// RetryNotify calls notify function with the error and wait duration
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// for each failed attempt before sleep.
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func RetryNotify(operation Operation, b BackOff, notify Notify) error {
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var err error
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var next time.Duration
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var t *time.Timer
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cb := ensureContext(b)
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b.Reset()
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for {
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if err = operation(); err == nil {
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return nil
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}
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if permanent, ok := err.(*PermanentError); ok {
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return permanent.Err
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}
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if next = cb.NextBackOff(); next == Stop {
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return err
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}
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if notify != nil {
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notify(err, next)
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}
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if t == nil {
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t = time.NewTimer(next)
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defer t.Stop()
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} else {
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t.Reset(next)
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}
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|
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select {
|
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case <-cb.Context().Done():
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return err
|
||||
case <-t.C:
|
||||
}
|
||||
}
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||||
}
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|
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// PermanentError signals that the operation should not be retried.
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type PermanentError struct {
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||||
Err error
|
||||
}
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|
||||
func (e *PermanentError) Error() string {
|
||||
return e.Err.Error()
|
||||
}
|
||||
|
||||
// Permanent wraps the given err in a *PermanentError.
|
||||
func Permanent(err error) *PermanentError {
|
||||
return &PermanentError{
|
||||
Err: err,
|
||||
}
|
||||
}
|
@ -20,3 +20,6 @@ _cgo_export.*
|
||||
_testmain.go
|
||||
|
||||
*.exe
|
||||
|
||||
# IDEs
|
||||
.idea/
|
@ -9,7 +9,9 @@ The retries exponentially increase and stop increasing when a certain threshold
|
||||
|
||||
## Usage
|
||||
|
||||
See https://godoc.org/github.com/cenkalti/backoff#pkg-examples
|
||||
Import path is `github.com/cenkalti/backoff/v4`. Please note the version part at the end.
|
||||
|
||||
Use https://pkg.go.dev/github.com/cenkalti/backoff/v4 to view the documentation.
|
||||
|
||||
## Contributing
|
||||
|
||||
@ -17,7 +19,7 @@ See https://godoc.org/github.com/cenkalti/backoff#pkg-examples
|
||||
* Please don't send a PR without opening an issue and discussing it first.
|
||||
* If proposed change is not a common use case, I will probably not accept it.
|
||||
|
||||
[godoc]: https://godoc.org/github.com/cenkalti/backoff
|
||||
[godoc]: https://pkg.go.dev/github.com/cenkalti/backoff/v4
|
||||
[godoc image]: https://godoc.org/github.com/cenkalti/backoff?status.png
|
||||
[travis]: https://travis-ci.org/cenkalti/backoff
|
||||
[travis image]: https://travis-ci.org/cenkalti/backoff.png?branch=master
|
||||
@ -27,4 +29,4 @@ See https://godoc.org/github.com/cenkalti/backoff#pkg-examples
|
||||
[google-http-java-client]: https://github.com/google/google-http-java-client/blob/da1aa993e90285ec18579f1553339b00e19b3ab5/google-http-client/src/main/java/com/google/api/client/util/ExponentialBackOff.java
|
||||
[exponential backoff wiki]: http://en.wikipedia.org/wiki/Exponential_backoff
|
||||
|
||||
[advanced example]: https://godoc.org/github.com/cenkalti/backoff#example_
|
||||
[advanced example]: https://pkg.go.dev/github.com/cenkalti/backoff/v4?tab=doc#pkg-examples
|
@ -7,7 +7,7 @@ import (
|
||||
|
||||
// BackOffContext is a backoff policy that stops retrying after the context
|
||||
// is canceled.
|
||||
type BackOffContext interface {
|
||||
type BackOffContext interface { // nolint: golint
|
||||
BackOff
|
||||
Context() context.Context
|
||||
}
|
||||
@ -20,7 +20,7 @@ type backOffContext struct {
|
||||
// WithContext returns a BackOffContext with context ctx
|
||||
//
|
||||
// ctx must not be nil
|
||||
func WithContext(b BackOff, ctx context.Context) BackOffContext {
|
||||
func WithContext(b BackOff, ctx context.Context) BackOffContext { // nolint: golint
|
||||
if ctx == nil {
|
||||
panic("nil context")
|
||||
}
|
||||
@ -38,11 +38,14 @@ func WithContext(b BackOff, ctx context.Context) BackOffContext {
|
||||
}
|
||||
}
|
||||
|
||||
func ensureContext(b BackOff) BackOffContext {
|
||||
func getContext(b BackOff) context.Context {
|
||||
if cb, ok := b.(BackOffContext); ok {
|
||||
return cb
|
||||
return cb.Context()
|
||||
}
|
||||
return WithContext(b, context.Background())
|
||||
if tb, ok := b.(*backOffTries); ok {
|
||||
return getContext(tb.delegate)
|
||||
}
|
||||
return context.Background()
|
||||
}
|
||||
|
||||
func (b *backOffContext) Context() context.Context {
|
||||
@ -54,10 +57,6 @@ func (b *backOffContext) NextBackOff() time.Duration {
|
||||
case <-b.ctx.Done():
|
||||
return Stop
|
||||
default:
|
||||
return b.BackOff.NextBackOff()
|
||||
}
|
||||
next := b.BackOff.NextBackOff()
|
||||
if deadline, ok := b.ctx.Deadline(); ok && deadline.Sub(time.Now()) < next {
|
||||
return Stop
|
||||
}
|
||||
return next
|
||||
}
|
@ -56,9 +56,10 @@ type ExponentialBackOff struct {
|
||||
RandomizationFactor float64
|
||||
Multiplier float64
|
||||
MaxInterval time.Duration
|
||||
// After MaxElapsedTime the ExponentialBackOff stops.
|
||||
// After MaxElapsedTime the ExponentialBackOff returns Stop.
|
||||
// It never stops if MaxElapsedTime == 0.
|
||||
MaxElapsedTime time.Duration
|
||||
Stop time.Duration
|
||||
Clock Clock
|
||||
|
||||
currentInterval time.Duration
|
||||
@ -87,6 +88,7 @@ func NewExponentialBackOff() *ExponentialBackOff {
|
||||
Multiplier: DefaultMultiplier,
|
||||
MaxInterval: DefaultMaxInterval,
|
||||
MaxElapsedTime: DefaultMaxElapsedTime,
|
||||
Stop: Stop,
|
||||
Clock: SystemClock,
|
||||
}
|
||||
b.Reset()
|
||||
@ -103,20 +105,23 @@ func (t systemClock) Now() time.Time {
|
||||
var SystemClock = systemClock{}
|
||||
|
||||
// Reset the interval back to the initial retry interval and restarts the timer.
|
||||
// Reset must be called before using b.
|
||||
func (b *ExponentialBackOff) Reset() {
|
||||
b.currentInterval = b.InitialInterval
|
||||
b.startTime = b.Clock.Now()
|
||||
}
|
||||
|
||||
// NextBackOff calculates the next backoff interval using the formula:
|
||||
// Randomized interval = RetryInterval +/- (RandomizationFactor * RetryInterval)
|
||||
// Randomized interval = RetryInterval * (1 ± RandomizationFactor)
|
||||
func (b *ExponentialBackOff) NextBackOff() time.Duration {
|
||||
// Make sure we have not gone over the maximum elapsed time.
|
||||
if b.MaxElapsedTime != 0 && b.GetElapsedTime() > b.MaxElapsedTime {
|
||||
return Stop
|
||||
elapsed := b.GetElapsedTime()
|
||||
next := getRandomValueFromInterval(b.RandomizationFactor, rand.Float64(), b.currentInterval)
|
||||
b.incrementCurrentInterval()
|
||||
if b.MaxElapsedTime != 0 && elapsed+next > b.MaxElapsedTime {
|
||||
return b.Stop
|
||||
}
|
||||
defer b.incrementCurrentInterval()
|
||||
return getRandomValueFromInterval(b.RandomizationFactor, rand.Float64(), b.currentInterval)
|
||||
return next
|
||||
}
|
||||
|
||||
// GetElapsedTime returns the elapsed time since an ExponentialBackOff instance
|
||||
@ -140,8 +145,11 @@ func (b *ExponentialBackOff) incrementCurrentInterval() {
|
||||
}
|
||||
|
||||
// Returns a random value from the following interval:
|
||||
// [randomizationFactor * currentInterval, randomizationFactor * currentInterval].
|
||||
// [currentInterval - randomizationFactor * currentInterval, currentInterval + randomizationFactor * currentInterval].
|
||||
func getRandomValueFromInterval(randomizationFactor, random float64, currentInterval time.Duration) time.Duration {
|
||||
if randomizationFactor == 0 {
|
||||
return currentInterval // make sure no randomness is used when randomizationFactor is 0.
|
||||
}
|
||||
var delta = randomizationFactor * float64(currentInterval)
|
||||
var minInterval = float64(currentInterval) - delta
|
||||
var maxInterval = float64(currentInterval) + delta
|
146
vendor/github.com/cenkalti/backoff/v4/retry.go
generated
vendored
Normal file
146
vendor/github.com/cenkalti/backoff/v4/retry.go
generated
vendored
Normal file
@ -0,0 +1,146 @@
|
||||
package backoff
|
||||
|
||||
import (
|
||||
"errors"
|
||||
"time"
|
||||
)
|
||||
|
||||
// An OperationWithData is executing by RetryWithData() or RetryNotifyWithData().
|
||||
// The operation will be retried using a backoff policy if it returns an error.
|
||||
type OperationWithData[T any] func() (T, error)
|
||||
|
||||
// An Operation is executing by Retry() or RetryNotify().
|
||||
// The operation will be retried using a backoff policy if it returns an error.
|
||||
type Operation func() error
|
||||
|
||||
func (o Operation) withEmptyData() OperationWithData[struct{}] {
|
||||
return func() (struct{}, error) {
|
||||
return struct{}{}, o()
|
||||
}
|
||||
}
|
||||
|
||||
// Notify is a notify-on-error function. It receives an operation error and
|
||||
// backoff delay if the operation failed (with an error).
|
||||
//
|
||||
// NOTE that if the backoff policy stated to stop retrying,
|
||||
// the notify function isn't called.
|
||||
type Notify func(error, time.Duration)
|
||||
|
||||
// Retry the operation o until it does not return error or BackOff stops.
|
||||
// o is guaranteed to be run at least once.
|
||||
//
|
||||
// If o returns a *PermanentError, the operation is not retried, and the
|
||||
// wrapped error is returned.
|
||||
//
|
||||
// Retry sleeps the goroutine for the duration returned by BackOff after a
|
||||
// failed operation returns.
|
||||
func Retry(o Operation, b BackOff) error {
|
||||
return RetryNotify(o, b, nil)
|
||||
}
|
||||
|
||||
// RetryWithData is like Retry but returns data in the response too.
|
||||
func RetryWithData[T any](o OperationWithData[T], b BackOff) (T, error) {
|
||||
return RetryNotifyWithData(o, b, nil)
|
||||
}
|
||||
|
||||
// RetryNotify calls notify function with the error and wait duration
|
||||
// for each failed attempt before sleep.
|
||||
func RetryNotify(operation Operation, b BackOff, notify Notify) error {
|
||||
return RetryNotifyWithTimer(operation, b, notify, nil)
|
||||
}
|
||||
|
||||
// RetryNotifyWithData is like RetryNotify but returns data in the response too.
|
||||
func RetryNotifyWithData[T any](operation OperationWithData[T], b BackOff, notify Notify) (T, error) {
|
||||
return doRetryNotify(operation, b, notify, nil)
|
||||
}
|
||||
|
||||
// RetryNotifyWithTimer calls notify function with the error and wait duration using the given Timer
|
||||
// for each failed attempt before sleep.
|
||||
// A default timer that uses system timer is used when nil is passed.
|
||||
func RetryNotifyWithTimer(operation Operation, b BackOff, notify Notify, t Timer) error {
|
||||
_, err := doRetryNotify(operation.withEmptyData(), b, notify, t)
|
||||
return err
|
||||
}
|
||||
|
||||
// RetryNotifyWithTimerAndData is like RetryNotifyWithTimer but returns data in the response too.
|
||||
func RetryNotifyWithTimerAndData[T any](operation OperationWithData[T], b BackOff, notify Notify, t Timer) (T, error) {
|
||||
return doRetryNotify(operation, b, notify, t)
|
||||
}
|
||||
|
||||
func doRetryNotify[T any](operation OperationWithData[T], b BackOff, notify Notify, t Timer) (T, error) {
|
||||
var (
|
||||
err error
|
||||
next time.Duration
|
||||
res T
|
||||
)
|
||||
if t == nil {
|
||||
t = &defaultTimer{}
|
||||
}
|
||||
|
||||
defer func() {
|
||||
t.Stop()
|
||||
}()
|
||||
|
||||
ctx := getContext(b)
|
||||
|
||||
b.Reset()
|
||||
for {
|
||||
res, err = operation()
|
||||
if err == nil {
|
||||
return res, nil
|
||||
}
|
||||
|
||||
var permanent *PermanentError
|
||||
if errors.As(err, &permanent) {
|
||||
return res, permanent.Err
|
||||
}
|
||||
|
||||
if next = b.NextBackOff(); next == Stop {
|
||||
if cerr := ctx.Err(); cerr != nil {
|
||||
return res, cerr
|
||||
}
|
||||
|
||||
return res, err
|
||||
}
|
||||
|
||||
if notify != nil {
|
||||
notify(err, next)
|
||||
}
|
||||
|
||||
t.Start(next)
|
||||
|
||||
select {
|
||||
case <-ctx.Done():
|
||||
return res, ctx.Err()
|
||||
case <-t.C():
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// PermanentError signals that the operation should not be retried.
|
||||
type PermanentError struct {
|
||||
Err error
|
||||
}
|
||||
|
||||
func (e *PermanentError) Error() string {
|
||||
return e.Err.Error()
|
||||
}
|
||||
|
||||
func (e *PermanentError) Unwrap() error {
|
||||
return e.Err
|
||||
}
|
||||
|
||||
func (e *PermanentError) Is(target error) bool {
|
||||
_, ok := target.(*PermanentError)
|
||||
return ok
|
||||
}
|
||||
|
||||
// Permanent wraps the given err in a *PermanentError.
|
||||
func Permanent(err error) error {
|
||||
if err == nil {
|
||||
return nil
|
||||
}
|
||||
return &PermanentError{
|
||||
Err: err,
|
||||
}
|
||||
}
|
@ -1,6 +1,7 @@
|
||||
package backoff
|
||||
|
||||
import (
|
||||
"context"
|
||||
"sync"
|
||||
"time"
|
||||
)
|
||||
@ -12,7 +13,9 @@ import (
|
||||
type Ticker struct {
|
||||
C <-chan time.Time
|
||||
c chan time.Time
|
||||
b BackOffContext
|
||||
b BackOff
|
||||
ctx context.Context
|
||||
timer Timer
|
||||
stop chan struct{}
|
||||
stopOnce sync.Once
|
||||
}
|
||||
@ -24,12 +27,23 @@ type Ticker struct {
|
||||
// provided backoff policy (notably calling NextBackOff or Reset)
|
||||
// while the ticker is running.
|
||||
func NewTicker(b BackOff) *Ticker {
|
||||
return NewTickerWithTimer(b, &defaultTimer{})
|
||||
}
|
||||
|
||||
// NewTickerWithTimer returns a new Ticker with a custom timer.
|
||||
// A default timer that uses system timer is used when nil is passed.
|
||||
func NewTickerWithTimer(b BackOff, timer Timer) *Ticker {
|
||||
if timer == nil {
|
||||
timer = &defaultTimer{}
|
||||
}
|
||||
c := make(chan time.Time)
|
||||
t := &Ticker{
|
||||
C: c,
|
||||
c: c,
|
||||
b: ensureContext(b),
|
||||
stop: make(chan struct{}),
|
||||
C: c,
|
||||
c: c,
|
||||
b: b,
|
||||
ctx: getContext(b),
|
||||
timer: timer,
|
||||
stop: make(chan struct{}),
|
||||
}
|
||||
t.b.Reset()
|
||||
go t.run()
|
||||
@ -59,7 +73,7 @@ func (t *Ticker) run() {
|
||||
case <-t.stop:
|
||||
t.c = nil // Prevent future ticks from being sent to the channel.
|
||||
return
|
||||
case <-t.b.Context().Done():
|
||||
case <-t.ctx.Done():
|
||||
return
|
||||
}
|
||||
}
|
||||
@ -78,5 +92,6 @@ func (t *Ticker) send(tick time.Time) <-chan time.Time {
|
||||
return nil
|
||||
}
|
||||
|
||||
return time.After(next)
|
||||
t.timer.Start(next)
|
||||
return t.timer.C()
|
||||
}
|
35
vendor/github.com/cenkalti/backoff/v4/timer.go
generated
vendored
Normal file
35
vendor/github.com/cenkalti/backoff/v4/timer.go
generated
vendored
Normal file
@ -0,0 +1,35 @@
|
||||
package backoff
|
||||
|
||||
import "time"
|
||||
|
||||
type Timer interface {
|
||||
Start(duration time.Duration)
|
||||
Stop()
|
||||
C() <-chan time.Time
|
||||
}
|
||||
|
||||
// defaultTimer implements Timer interface using time.Timer
|
||||
type defaultTimer struct {
|
||||
timer *time.Timer
|
||||
}
|
||||
|
||||
// C returns the timers channel which receives the current time when the timer fires.
|
||||
func (t *defaultTimer) C() <-chan time.Time {
|
||||
return t.timer.C
|
||||
}
|
||||
|
||||
// Start starts the timer to fire after the given duration
|
||||
func (t *defaultTimer) Start(duration time.Duration) {
|
||||
if t.timer == nil {
|
||||
t.timer = time.NewTimer(duration)
|
||||
} else {
|
||||
t.timer.Reset(duration)
|
||||
}
|
||||
}
|
||||
|
||||
// Stop is called when the timer is not used anymore and resources may be freed.
|
||||
func (t *defaultTimer) Stop() {
|
||||
if t.timer != nil {
|
||||
t.timer.Stop()
|
||||
}
|
||||
}
|
@ -20,6 +20,9 @@ type backOffTries struct {
|
||||
}
|
||||
|
||||
func (b *backOffTries) NextBackOff() time.Duration {
|
||||
if b.maxTries == 0 {
|
||||
return Stop
|
||||
}
|
||||
if b.maxTries > 0 {
|
||||
if b.maxTries <= b.numTries {
|
||||
return Stop
|
Reference in New Issue
Block a user