github.com/uber-go/tally/v4@v4.1.17/statsd/example/statsd_main.go (about)

     1  // Copyright (c) 2021 Uber Technologies, Inc.
     2  //
     3  // Permission is hereby granted, free of charge, to any person obtaining a copy
     4  // of this software and associated documentation files (the "Software"), to deal
     5  // in the Software without restriction, including without limitation the rights
     6  // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
     7  // copies of the Software, and to permit persons to whom the Software is
     8  // furnished to do so, subject to the following conditions:
     9  //
    10  // The above copyright notice and this permission notice shall be included in
    11  // all copies or substantial portions of the Software.
    12  //
    13  // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
    14  // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
    15  // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
    16  // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
    17  // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
    18  // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
    19  // THE SOFTWARE.
    20  
    21  package main
    22  
    23  import (
    24  	"log"
    25  	"math/rand"
    26  	"time"
    27  
    28  	"github.com/cactus/go-statsd-client/v5/statsd"
    29  	tally "github.com/uber-go/tally/v4"
    30  	statsdreporter "github.com/uber-go/tally/v4/statsd"
    31  )
    32  
    33  // To view statsd emitted metrics locally you can use
    34  // netcat with "nc 8125 -l -u"
    35  func main() {
    36  	statter, err := statsd.NewClientWithConfig(&statsd.ClientConfig{
    37  		Address:       "127.0.0.1:8125",
    38  		Prefix:        "stats",
    39  		UseBuffered:   true,
    40  		FlushInterval: 100 * time.Millisecond,
    41  		FlushBytes:    1440,
    42  	})
    43  	if err != nil {
    44  		log.Fatalf("could not create statsd client: %v", err)
    45  	}
    46  
    47  	opts := statsdreporter.Options{}
    48  	r := statsdreporter.NewReporter(statter, opts)
    49  
    50  	scope, closer := tally.NewRootScope(tally.ScopeOptions{
    51  		Prefix:   "my-service",
    52  		Tags:     map[string]string{},
    53  		Reporter: r,
    54  	}, 1*time.Second)
    55  	defer closer.Close()
    56  
    57  	counter := scope.Counter("test-counter")
    58  
    59  	gauge := scope.Gauge("test-gauge")
    60  
    61  	timer := scope.Timer("test-timer")
    62  
    63  	histogram := scope.Histogram("test-histogram", tally.DefaultBuckets)
    64  
    65  	go func() {
    66  		for {
    67  			counter.Inc(1)
    68  			time.Sleep(time.Second)
    69  		}
    70  	}()
    71  
    72  	go func() {
    73  		for {
    74  			gauge.Update(rand.Float64() * 1000)
    75  			time.Sleep(time.Second)
    76  		}
    77  	}()
    78  
    79  	go func() {
    80  		for {
    81  			tsw := timer.Start()
    82  			hsw := histogram.Start()
    83  			time.Sleep(time.Duration(rand.Float64() * float64(time.Second)))
    84  			tsw.Stop()
    85  			hsw.Stop()
    86  		}
    87  	}()
    88  
    89  	select {}
    90  }