storj/examples/metric-receiver/main.go

38 lines
767 B
Go

// Copyright (C) 2018 Storj Labs, Inc.
// See LICENSE for copying information.
package main
import (
"context"
"flag"
"fmt"
"github.com/spf13/cobra"
"storj.io/storj/pkg/process"
"storj.io/storj/pkg/telemetry"
)
var (
addr = flag.String("addr", ":9000", "address to listen for metrics on")
)
func main() {
process.Must(process.Main(process.ServiceFunc(run)))
}
func run(ctx context.Context, _ *cobra.Command, _ []string) error {
s, err := telemetry.Listen(*addr)
if err != nil {
return err
}
defer s.Close()
fmt.Printf("listening on %s\n", s.Addr())
return s.Serve(ctx, telemetry.HandlerFunc(handle))
}
func handle(application, instance string, key []byte, val float64) {
fmt.Printf("%s %s %s %v\n", application, instance, string(key), val)
}