snapshot of https://github.com/cortezaproject/corteza.git (2024.9.x, 2026-09-18; blobs > 131072B omitted)

server/pkg/scheduler/helpers.go

@@ -0,0 +1,83 @@
+package scheduler
+
+import (
+	"time"
+
+	"github.com/cortezaproject/corteza/server/pkg/logger"
+	"github.com/getsentry/sentry-go"
+	"github.com/gorhill/cronexpr"
+	"go.uber.org/zap"
+)
+
+// OnInterval parses all given strings as crontab expressions (ii) and returns true if any of them matches current time
+func OnInterval(ii ...string) bool {
+	match, err := onInterval(now(), ii...)
+	if err != nil {
+		logger.Default().Error("failed to parse interval value", zap.Strings("value", ii), zap.Error(err))
+		sentry.CaptureException(err)
+	}
+	return match
+}
+
+func onInterval(now time.Time, ii ...string) (bool, error) {
+	var (
+		// This function will likely to be called exactly on a minute (00 sec) or a few milliseconds after
+		// Round it up to the smallest unit that cronexpr package supports
+		currTime = now.Truncate(time.Second)
+
+		// For cron expression reference we need to subtract 1ns
+		// this will cause Next() fn to include next nanosecond (if it matches)
+		cronRef = currTime.Add(-time.Nanosecond)
+	)
+
+	// At least one of the given expressions should match
+	for _, i := range ii {
+		if len(i) == 0 {
+			// skip empty values
+			continue
+		}
+
+		exp, err := cronexpr.Parse(i)
+		if err != nil {
+			return false, err
+		}
+
+		return currTime.Equal(exp.Next(cronRef)), nil
+	}
+
+	return false, nil
+}
+
+// OnTimestamp parses all given strings as RFC3339 timestamps and returns true if any of them matches current time
+func OnTimestamp(tt ...string) bool {
+	match, err := onTimestamp(now(), tt...)
+	if err != nil {
+		logger.Default().Error("failed to parse timestamp value", zap.Strings("value", tt), zap.Error(err))
+		sentry.CaptureException(err)
+	}
+	return match
+}
+
+func onTimestamp(now time.Time, tt ...string) (bool, error) {
+	var (
+		// This function will likely to be called exactly on a minute (00 sec) or a few milliseconds after
+		// Round it up to the smallest unit that cronexpr package supports
+		currTime = now.Truncate(time.Second)
+	)
+
+	for _, t := range tt {
+		if len(t) == 0 {
+			// skip empty values
+			continue
+		}
+
+		ts, err := time.Parse(time.RFC3339, t)
+		if err != nil {
+			return false, err
+		}
+
+		return currTime.Equal(ts.Round(time.Second)), nil
+	}
+
+	return false, nil
+}