Add REPORTING_INTERVAL env var

Signed-off-by: Stefan Prodan <stefan.prodan@gmail.com>

api/v1/fluxreport_types.go

@@ -4,14 +4,18 @@
 package v1
 
 import (
+	"os"
 	"strings"
 	"time"
 
 	"github.com/fluxcd/pkg/apis/meta"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 )
 
-const FluxReportKind = "FluxReport"
+const (
+	FluxReportKind       = "FluxReport"
+	ReportIntervalEvnKey = "REPORTING_INTERVAL"
+)
 
 // FluxReportSpec defines the observed state of a Flux installation.
 type FluxReportSpec struct {
@@ -188,13 +192,21 @@ func (in *FluxReport) IsDisabled() bool {
 }
 
 // GetInterval returns the interval at which the object should be reconciled.
-// If no interval is set, the default is 10 minutes.
+// If the annotation is not set, the interval is read from the
+// REPORTING_INTERVAL environment variable. If the variable is not set,
+// the default interval is 5 minutes.
 func (in *FluxReport) GetInterval() time.Duration {
 	val, ok := in.GetAnnotations()[ReconcileAnnotation]
 	if ok && strings.ToLower(val) == DisabledValue {
 		return 0
 	}
-	defaultInterval := 10 * time.Minute
+	defaultInterval := 5 * time.Minute
+	if ri, _ := os.LookupEnv(ReportIntervalEvnKey); ri != "" {
+		if d, err := time.ParseDuration(ri); err != nil {
+			defaultInterval = d
+		}
+	}
+
 	val, ok = in.GetAnnotations()[ReconcileEveryAnnotation]
 	if !ok {
 		return defaultInterval

docs/api/v1/fluxreport.md

@@ -263,7 +263,10 @@ The FluxReport is automatically generated by the operator for the following cond
 The reconciliation behaviour can be configured using the following annotations:
 
 - `fluxcd.controlplane.io/reconcile`: Enable or disable the reconciliation loop. Default is `enabled`, set to `disabled` to pause the reconciliation.
-- `fluxcd.controlplane.io/reconcileEvery`: Set the reconciliation interval. Default is `10m`.
+- `fluxcd.controlplane.io/reconcileEvery`: Set the reconciliation interval. Default is `5m`.
+
+The default reconciliation interval of the report can be changed by setting
+the `REPORTING_INTERVAL` environment variable in the operator deployment.
 
 ## Flux Resource Metrics