currActiveWorkers  MetricName = "current_active_workers"
	avgActiveWorkers   MetricName = "average_active_workers"
	maxActiveWorkers   MetricName = "max_active_workers"
	recentBacklogCount MetricName = "recent_backlog_count"
	currInQueueCount   MetricName = "last_minute_queued_count"
	currInQueueBytes   MetricName = "last_minute_queued_bytes"
	receivedCount      MetricName = "received_count"

	expectedMap.Set("Access-Control-Allow-Origin", "http://foobar.com")
	expectedMap["Access-Control-Expose-Headers"] = []string{
		"Date",
		"Etag",
		"Server",
		"Connection",
		"Accept-Ranges",
		"Content-Range",
		"Content-Encoding",
		"Content-Length",
		"Content-Type",
		"Content-Disposition",
		"Last-Modified",
		"Content-Language",
		"Cache-Control",
		"Retry-After",

	}
	for group := range info.GroupStats {
		c.healGroupPolicies(ctx, objAPI, group, info)
	}

	return nil
}

// heal iam policies present on this site to peers, provided current cluster has the most recent update.
func (c *SiteReplicationSys) healPolicies(ctx context.Context, objAPI ObjectLayer, policy string, info srStatusInfo) error {
	// create IAM policy on peer cluster if missing
	ps := info.PolicyStats[policy]

	// ReplicateExistingDelete - audit trail for delete replication triggered for existing delete markers
	ReplicateExistingDelete = "replicate:existing:delete"

	// ReplicateMRF - audit trail for replication from Most Recent Failures (MRF) queue
	ReplicateMRF = "replicate:mrf"
	// ReplicateIncoming - audit trail of inline replication
	ReplicateIncoming = "replicate:incoming"