Add PusgatewayURL input for Functions (#816)

Author: Md. Emruz Hossain

apis/constants.go

@@ -47,4 +47,6 @@ const (
 	IONiceClassData = "IONICE_CLASS_DATA"
 
 	StatusSubresourceEnabled = "ENABLE_STATUS_SUBRESOURCE"
+
+	PushgatewayURL = "PUSH_GATEWAY_URL"
 )

pkg/controller/inputs.go

@@ -27,6 +27,10 @@ func (c *StashController) inputsForBackupConfig(backupConfig api.BackupConfigura
 	// always enable cache if nothing specified
 	inputs[apis.EnableCache] = strconv.FormatBool(!backupConfig.Spec.TempDir.DisableCaching)
 
+	// add PushgatewayURL as input
+	metricInputs := c.inputForMetrics()
+	inputs = core_util.UpsertMap(inputs, metricInputs)
+
 	return inputs, nil
 }
 
@@ -48,6 +52,10 @@ func (c *StashController) inputsForRestoreSession(restoreSession api.RestoreSess
 	// always enable cache if nothing specified
 	inputs[apis.EnableCache] = strconv.FormatBool(!restoreSession.Spec.TempDir.DisableCaching)
 
+	// add PushgatewayURL as input
+	metricInputs := c.inputForMetrics()
+	inputs = core_util.UpsertMap(inputs, metricInputs)
+
 	return inputs, nil
 }
 
@@ -139,3 +147,9 @@ func (c *StashController) inputsForRetentionPolicy(retentionPolicy apiAlpha.Rete
 	}
 	return inputs
 }
+
+func (c *StashController) inputForMetrics() map[string]string {
+	return map[string]string{
+		apis.PushgatewayURL: util.PushgatewayURL(),
+	}
+}