VictoriaMetrics/app/vmselect/prometheus/query_response.qtpl
Aliaksandr Valialkin 622000797a
app/vmselect: follow-up for 10ab086366
- Expose stats.seriesFetched at `/api/v1/query_range` responses too
  for the sake of consistency.

- Initialize QueryStats when it is needed and pass it to EvalConfig then.
  This guarantees that the QueryStats is properly collected when the query
  contains some subqueries.
2023-03-27 15:22:00 -07:00

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{% import (
"github.com/VictoriaMetrics/VictoriaMetrics/app/vmselect/netstorage"
"github.com/VictoriaMetrics/VictoriaMetrics/app/vmselect/promql"
"github.com/VictoriaMetrics/VictoriaMetrics/lib/querytracer"
) %}
{% stripspace %}
QueryResponse generates response for /api/v1/query.
See https://prometheus.io/docs/prometheus/latest/querying/api/#instant-queries
{% func QueryResponse(rs []netstorage.Result, qt *querytracer.Tracer, qtDone func(), qs *promql.QueryStats) %}
{
{% code seriesCount := len(rs) %}
"status":"success",
"data":{
"resultType":"vector",
"result":[
{% if len(rs) > 0 %}
{
"metric": {%= metricNameObject(&rs[0].MetricName) %},
"value": {%= metricRow(rs[0].Timestamps[0], rs[0].Values[0]) %}
}
{% code rs = rs[1:] %}
{% for i := range rs %}
{% code r := &rs[i] %}
,{
"metric": {%= metricNameObject(&r.MetricName) %},
"value": {%= metricRow(r.Timestamps[0], r.Values[0]) %}
}
{% endfor %}
{% endif %}
]
},
"stats":{
"seriesFetched": "{%d qs.SeriesFetched %}"
}
{% code
qt.Printf("generate /api/v1/query response for series=%d", seriesCount)
qtDone()
%}
{%= dumpQueryTrace(qt) %}
}
{% endfunc %}
{% endstripspace %}