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Code Issues Releases Activity

clean metrics (#1049)

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* clean metrics

* remove recovery middleware
This commit is contained in:
Tony Chen 2021-06-13 15:38:33 +08:00 committed by GitHub
parent 8c26c8c328
commit 7f2e3becbe
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1 changed files with 9 additions and 22 deletions
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31
examples/metrics/main.go
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@ -3,15 +3,14 @@ package main
import (
"context"
"fmt"
"log"
"github.com/go-kratos/kratos/v2/middleware/metrics"
prom "github.com/go-kratos/prometheus/metrics"
"github.com/prometheus/client_golang/prometheus/promhttp"
"log"
"github.com/go-kratos/kratos/examples/helloworld/helloworld"
"github.com/go-kratos/kratos/v2"
"github.com/go-kratos/kratos/v2/errors"
"github.com/go-kratos/kratos/v2/middleware/recovery"
"github.com/go-kratos/kratos/v2/transport/grpc"
"github.com/go-kratos/kratos/v2/transport/http"
"github.com/prometheus/client_golang/prometheus"
@ -26,14 +25,16 @@ var (
_metricSeconds = prometheus.NewHistogramVec(prometheus.HistogramOpts{
Namespace: "server",
Name: "request_duration_millisecond",
Subsystem: "requests",
Name: "duration_ms",
Help: "server requests duration(ms).",
Buckets: []float64{5, 10, 25, 50, 100, 250, 500, 1000},
}, []string{"kind", "operation"})
_metricRequests = prometheus.NewCounterVec(prometheus.CounterOpts{
Namespace: "client",
Name: "api_requests_total",
Subsystem: "requests",
Name: "code_total",
Help: "The total number of processed requests",
}, []string{"kind", "operation", "code", "reason"})
)
@ -45,12 +46,6 @@ type server struct {
// SayHello implements helloworld.GreeterServer
func (s *server) SayHello(ctx context.Context, in *helloworld.HelloRequest) (*helloworld.HelloReply, error) {
if in.Name == "error" {
return nil, errors.BadRequest("custom_error", fmt.Sprintf("invalid argument %s", in.Name))
}
if in.Name == "panic" {
panic("server panic")
}
return &helloworld.HelloReply{Message: fmt.Sprintf("Hello %+v", in.Name)}, nil
}
@ -59,16 +54,11 @@ func init() {
}
func main() {
s := &server{}
grpcSrv := grpc.NewServer(
grpc.Address(":9000"),
grpc.Middleware(
recovery.Recovery(),
metrics.Server(
metrics.WithSeconds(
prom.NewHistogram(_metricSeconds),
),
metrics.WithSeconds(prom.NewHistogram(_metricSeconds)),
metrics.WithRequests(prom.NewCounter(_metricRequests)),
),
),
@ -76,18 +66,15 @@ func main() {
httpSrv := http.NewServer(
http.Address(":8000"),
http.Middleware(
recovery.Recovery(),
metrics.Server(
metrics.WithSeconds(
prom.NewHistogram(_metricSeconds),
),
metrics.WithSeconds(prom.NewHistogram(_metricSeconds)),
metrics.WithRequests(prom.NewCounter(_metricRequests)),
),
),
)
httpSrv.Handle("/metrics", promhttp.Handler())
s := &server{}
helloworld.RegisterGreeterServer(grpcSrv, s)
helloworld.RegisterGreeterHTTPServer(httpSrv, s)