frostfs-observability/logging/lokicore/loki/example/main.go

package main

import (
	"fmt"
	"os"
	"strconv"
	"sync"
	"time"

	"git.frostfs.info/TrueCloudLab/frostfs-observability/logging/lokicore/loki"
)

var wg sync.WaitGroup

const countMsgGroup = 100
const countMsg = 500000

func send(loki *loki.Client) {
	wg.Add(1)
	defer wg.Done()

	for j := 0; j < countMsg/countMsgGroup; j++ {
		for i := 0; i < countMsgGroup; i++ {
			err := loki.Send(strconv.Itoa(j)+" "+strconv.Itoa(i)+" test log message", time.Now())
			if err != nil {
				fmt.Fprintf(os.Stderr, "send: %v", err)
			}
		}
		time.Sleep(20 * time.Millisecond)
	}
}

func main() {
	loki := loki.Setup(loki.Config{
		Endpoint: "localhost:3100/api/prom/push",
		Labels: map[string]string{
			"label": "test",
		},
		BatchWait:          1000,
		BatchEntriesNumber: 200,
		Enabled:            true,
	})
	go send(loki)
	send(loki)

	wg.Wait()
	loki.Shutdown()
}