VictoriaMetrics/app/vmselect/prometheus/federate.qtpl

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{% import (
"github.com/VictoriaMetrics/VictoriaMetrics/app/vmselect/netstorage"
) %}
{% stripspace %}
// Federate writes rs in /federate format.
// See https://prometheus.io/docs/prometheus/latest/federation/
{% func Federate(rs *netstorage.Result) %}
{% if len(rs.Timestamps) == 0 || len(rs.Values) == 0 %}{% return %}{% endif %}
{%= prometheusMetricName(&rs.MetricName) %}{% space %}
{%f= rs.Values[len(rs.Values)-1] %}{% space %}
{%dl= rs.Timestamps[len(rs.Timestamps)-1] %}{% newline %}
{% endfunc %}
{% endstripspace %}