it works with the normal pushgateway, but if I point the url to prom-aggregation-gateway,
got error: Could not push to Pushgateway: unexpected status code 400 while pushing to http://localhost:8080/metrics/job/ping_test: text format parsing error in line 1: expected float as value, got ""
package main
import (
"fmt"
"github.com/prometheus/client_golang/prometheus"
"github.com/prometheus/client_golang/prometheus/push"
)
func main() {
completionTime := prometheus.NewGauge(prometheus.GaugeOpts{
Name: "db_backup_last_completion_timestamp_seconds",
Help: "The timestamp of the last successful completion of a DB backup.",
})
completionTime.SetToCurrentTime()
if err := push.New("http://pushgateway:9091", "ping_test").
Collector(completionTime).
Grouping("db", "customers").
Push(); err != nil {
fmt.Println("Could not push completion time to Pushgateway:", err)
}
}
trying the example code from go client doc: https://pkg.go.dev/github.com/prometheus/client_golang/prometheus/push?utm_source=godoc#Pusher.Push
it works with the normal pushgateway, but if I point the url to prom-aggregation-gateway,
got error: Could not push to Pushgateway: unexpected status code 400 while pushing to http://localhost:8080/metrics/job/ping_test: text format parsing error in line 1: expected float as value, got ""