70 lines
1.7 KiB
Go
70 lines
1.7 KiB
Go
package scheduler
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import (
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"time"
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"github.com/getsentry/sentry-go"
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"github.com/gorhill/cronexpr"
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)
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// OnInterval parses all given strings as crontab expressions (ii) and returns true if any of them matches current time
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func OnInterval(ii ...string) bool {
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match, err := onInterval(now(), ii...)
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if err != nil {
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sentry.CaptureException(err)
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}
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return match
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}
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func onInterval(now time.Time, ii ...string) (bool, error) {
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var (
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// This function will likely to be called exactly on a minute (00 sec) or a few milliseconds after
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// Round it up to the smallest unit that cronexpr package supports
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currTime = now.Truncate(time.Second)
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// For cron expression reference we need to subtract 1ns
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// this will cause Next() fn to include next nanosecond (if it matches)
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cronRef = currTime.Add(-time.Nanosecond)
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)
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// At least one of the given expressions should match
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for _, i := range ii {
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exp, err := cronexpr.Parse(i)
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if err != nil {
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return false, err
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}
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return currTime.Equal(exp.Next(cronRef)), nil
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}
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return false, nil
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}
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// OnTimestamp parses all given strings as RFC3339 timestamps and returns true if any of them matches current time
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func OnTimestamp(tt ...string) bool {
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match, err := onTimestamp(now(), tt...)
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if err != nil {
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sentry.CaptureException(err)
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}
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return match
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}
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func onTimestamp(now time.Time, tt ...string) (bool, error) {
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var (
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// This function will likely to be called exactly on a minute (00 sec) or a few milliseconds after
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// Round it up to the smallest unit that cronexpr package supports
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currTime = now.Truncate(time.Second)
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)
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for _, t := range tt {
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ts, err := time.Parse(time.RFC3339, t)
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if err != nil {
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return false, err
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}
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return currTime.Equal(ts.Round(time.Second)), nil
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}
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return false, nil
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}
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