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migrate scheduler metrics endpoint to metrics stability framework

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This commit is contained in:
Han Kang
2019-08-22 18:00:06 -07:00
parent f0be447922
commit 8da448dbe3
11 changed files with 187 additions and 144 deletions
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3
cmd/kube-scheduler/BUILD
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@@ -20,10 +20,9 @@ go_library(
importpath = "k8s.io/kubernetes/cmd/kube-scheduler",
deps = [
"//cmd/kube-scheduler/app:go_default_library",
"//pkg/util/prometheusclientgo:go_default_library",
"//pkg/version/prometheus:go_default_library",
"//staging/src/k8s.io/component-base/cli/flag:go_default_library",
"//staging/src/k8s.io/component-base/logs:go_default_library",
"//staging/src/k8s.io/component-base/metrics/prometheus/clientgo:go_default_library",
"//vendor/github.com/spf13/pflag:go_default_library",
],
)

2
cmd/kube-scheduler/app/BUILD
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@@ -36,7 +36,7 @@ go_library(
"//staging/src/k8s.io/client-go/tools/leaderelection:go_default_library",
"//staging/src/k8s.io/component-base/cli/flag:go_default_library",
"//staging/src/k8s.io/component-base/cli/globalflag:go_default_library",
"//vendor/github.com/prometheus/client_golang/prometheus:go_default_library",
"//staging/src/k8s.io/component-base/metrics/legacyregistry:go_default_library",
"//vendor/github.com/spf13/cobra:go_default_library",
"//vendor/k8s.io/klog:go_default_library",
],

10
cmd/kube-scheduler/app/server.go
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@@ -25,6 +25,8 @@ import (
"os"
goruntime "runtime"
"github.com/spf13/cobra"
utilerrors "k8s.io/apimachinery/pkg/util/errors"
"k8s.io/apiserver/pkg/authentication/authenticator"
"k8s.io/apiserver/pkg/authorization/authorizer"
@@ -39,6 +41,8 @@ import (
"k8s.io/client-go/tools/leaderelection"
cliflag "k8s.io/component-base/cli/flag"
"k8s.io/component-base/cli/globalflag"
"k8s.io/component-base/metrics/legacyregistry"
"k8s.io/klog"
schedulerserverconfig "k8s.io/kubernetes/cmd/kube-scheduler/app/config"
"k8s.io/kubernetes/cmd/kube-scheduler/app/options"
"k8s.io/kubernetes/pkg/api/legacyscheme"
@@ -51,10 +55,6 @@ import (
utilflag "k8s.io/kubernetes/pkg/util/flag"
"k8s.io/kubernetes/pkg/version"
"k8s.io/kubernetes/pkg/version/verflag"
"github.com/prometheus/client_golang/prometheus"
"github.com/spf13/cobra"
"k8s.io/klog"
)
// Option configures a framework.Registry.
@@ -294,7 +294,7 @@ func buildHandlerChain(handler http.Handler, authn authenticator.Request, authz
func installMetricHandler(pathRecorderMux *mux.PathRecorderMux) {
configz.InstallHandler(pathRecorderMux)
defaultMetricsHandler := prometheus.Handler().ServeHTTP
defaultMetricsHandler := legacyregistry.Handler().ServeHTTP
pathRecorderMux.HandleFunc("/metrics", func(w http.ResponseWriter, req *http.Request) {
if req.Method == "DELETE" {
metrics.Reset()

3
cmd/kube-scheduler/scheduler.go
View File

@@ -25,9 +25,8 @@ import (
cliflag "k8s.io/component-base/cli/flag"
"k8s.io/component-base/logs"
_ "k8s.io/component-base/metrics/prometheus/clientgo"
"k8s.io/kubernetes/cmd/kube-scheduler/app"
_ "k8s.io/kubernetes/pkg/util/prometheusclientgo" // load all the prometheus client-go plugins
_ "k8s.io/kubernetes/pkg/version/prometheus" // for version metric registration
)
func main() {