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Merge pull request #61013 from andyxning/cronjob_remove_getNextStartTimeAfter

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Automatic merge from submit-queue (batch tested with PRs 60632, 60806, 59471, 61251, 61013). If you want to cherry-pick this change to another branch, please follow the instructions <a href="https://github.com/kubernetes/community/blob/master/contributors/devel/cherry-picks.md">here</a>.

cronjob_remove_getNextStartTimeAfter

**What this PR does / why we need it**:
`getNextStartTimeAfter` has not been used anywhere in Kubernetes and as it is a inter-pkg method, it is safe to remove it.
**Which issue(s) this PR fixes** *(optional, in `fixes #<issue number>(, fixes #<issue_number>, ...)` format, will close the issue(s) when PR gets merged)*:
Fixes #

**Special notes for your reviewer**:

**Release note**:

```release-note
NONE
```
This commit is contained in:
Kubernetes Submit Queue 2018-03-21 16:01:23 -07:00 committed by GitHub
commit 971bd430d3
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1 changed files with 0 additions and 18 deletions
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18
pkg/controller/cronjob/utils.go
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@ -89,24 +89,6 @@ func groupJobsByParent(js []batchv1.Job) map[types.UID][]batchv1.Job {
return jobsBySj
}
// getNextStartTimeAfter gets the latest scheduled start time that is less than "now", or an error.
func getNextStartTimeAfter(schedule string, now time.Time) (time.Time, error) {
// Using robfig/cron for cron scheduled parsing and next runtime
// computation. Not using the entire library because:
// - I want to detect when we missed a runtime due to being down.
// - How do I set the time such that I can detect the last known runtime?
// - I guess the functions could launch a go-routine to start the job and
// then return.
// How to handle concurrency control.
// How to detect changes to schedules or deleted schedules and then
// update the jobs?
sched, err := cron.Parse(schedule)
if err != nil {
return time.Unix(0, 0), fmt.Errorf("Unparseable schedule: %s : %s", schedule, err)
}
return sched.Next(now), nil
}
// getRecentUnmetScheduleTimes gets a slice of times (from oldest to latest) that have passed when a Job should have started but did not.
//
// If there are too many (>100) unstarted times, just give up and return an empty slice.