authelia/utils/check.go

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496 B
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package utils
import (
"fmt"
"time"
)
// CheckUntil regurly check a predicate until it's true or time out is reached
func CheckUntil(interval time.Duration, timeout time.Duration, predicate func() (bool, error)) error {
for {
select {
case <-time.After(interval):
predTrue, err := predicate()
if predTrue {
return nil
}
if err != nil {
return err
}
case <-time.After(timeout):
return fmt.Errorf("Timeout of %ds reached", int64(timeout/time.Second))
}
}
}