VictoriaMetrics/app/vmselect/prometheus/query_range_response.qtpl

{% import (
	"github.com/VictoriaMetrics/VictoriaMetrics/app/vmselect/netstorage"
	"github.com/VictoriaMetrics/VictoriaMetrics/app/vmselect/promql"
	"github.com/VictoriaMetrics/VictoriaMetrics/lib/querytracer"
) %}

{% stripspace %}
QueryRangeResponse generates response for /api/v1/query_range.
See https://prometheus.io/docs/prometheus/latest/querying/api/#range-queries
{% func QueryRangeResponse(rs []netstorage.Result, qt *querytracer.Tracer, qtDone func(), qs *promql.QueryStats) %}
{
	{% code
		seriesCount := len(rs)
		pointsCount := 0
	%}
	"status":"success",
	"data":{
		"resultType":"matrix",
		"result":[
			{% if len(rs) > 0 %}
				{%= queryRangeLine(&rs[0]) %}
				{% code pointsCount += len(rs[0].Values) %}
				{% code rs = rs[1:] %}
				{% for i := range rs %}
					,{%= queryRangeLine(&rs[i]) %}
					{% code pointsCount += len(rs[i].Values) %}
				{% endfor %}
			{% endif %}
		]
	},
	"stats":{
		{% code
			// seriesFetched is string instead of int because of historical reasons.
			// It cannot be converted to int without breaking backwards compatibility at vmalert :(
		%}
		"seriesFetched": "{%dl qs.SeriesFetched.Load() %}",
		"executionTimeMsec": {%dl qs.ExecutionTimeMsec.Load() %}
	}
	{% code
		qt.Printf("generate /api/v1/query_range response for series=%d, points=%d", seriesCount, pointsCount)
		qtDone()
	%}
	{%= dumpQueryTrace(qt) %}
}
{% endfunc %}

{% func queryRangeLine(r *netstorage.Result) %}
{
	"metric": {%= metricNameObject(&r.MetricName) %},
	"values": {%= valuesWithTimestamps(r.Values, r.Timestamps) %}
}
{% endfunc %}

{% endstripspace %}