Refactor common parts of scheduler_perf into reusable utils

pull/6/head
Satyadeep Musuvathy 2018-02-27 11:49:58 -08:00
parent 744b5d3357
commit 68e18a6a36
5 changed files with 153 additions and 71 deletions

View File

@ -64,6 +64,7 @@ filegroup(
"//test/integration/storageclasses:all-srcs",
"//test/integration/tls:all-srcs",
"//test/integration/ttlcontroller:all-srcs",
"//test/integration/util:all-srcs",
"//test/integration/volume:all-srcs",
],
tags = ["automanaged"],

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@ -14,19 +14,13 @@ go_library(
],
importpath = "k8s.io/kubernetes/test/integration/scheduler_perf",
deps = [
"//pkg/api/legacyscheme:go_default_library",
"//pkg/api/testapi:go_default_library",
"//pkg/scheduler:go_default_library",
"//pkg/scheduler/algorithmprovider:go_default_library",
"//pkg/scheduler/factory:go_default_library",
"//test/integration/framework:go_default_library",
"//vendor/github.com/golang/glog:go_default_library",
"//test/integration/util:go_default_library",
"//vendor/k8s.io/api/core/v1:go_default_library",
"//vendor/k8s.io/client-go/informers:go_default_library",
"//vendor/k8s.io/client-go/kubernetes:go_default_library",
"//vendor/k8s.io/client-go/kubernetes/typed/core/v1:go_default_library",
"//vendor/k8s.io/client-go/rest:go_default_library",
"//vendor/k8s.io/client-go/tools/record:go_default_library",
],
)

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@ -17,26 +17,15 @@ limitations under the License.
package benchmark
import (
"net/http"
"net/http/httptest"
"github.com/golang/glog"
"k8s.io/api/core/v1"
"k8s.io/client-go/informers"
clientset "k8s.io/client-go/kubernetes"
clientv1core "k8s.io/client-go/kubernetes/typed/core/v1"
restclient "k8s.io/client-go/rest"
"k8s.io/client-go/tools/record"
"k8s.io/kubernetes/pkg/api/legacyscheme"
"k8s.io/kubernetes/pkg/api/testapi"
"k8s.io/kubernetes/pkg/scheduler"
_ "k8s.io/kubernetes/pkg/scheduler/algorithmprovider"
"k8s.io/kubernetes/pkg/scheduler/factory"
"k8s.io/kubernetes/test/integration/framework"
"k8s.io/kubernetes/test/integration/util"
)
const enableEquivalenceCache = true
// mustSetupScheduler starts the following components:
// - k8s api server (a.k.a. master)
// - scheduler
@ -44,63 +33,19 @@ const enableEquivalenceCache = true
// remove resources after finished.
// Notes on rate limiter:
// - client rate limit is set to 5000.
func mustSetupScheduler() (schedulerConfigurator scheduler.Configurator, destroyFunc func()) {
h := &framework.MasterHolder{Initialized: make(chan struct{})}
s := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, req *http.Request) {
<-h.Initialized
h.M.GenericAPIServer.Handler.ServeHTTP(w, req)
}))
framework.RunAMasterUsingServer(framework.NewIntegrationTestMasterConfig(), s, h)
func mustSetupScheduler() (scheduler.Configurator, util.ShutdownFunc) {
apiURL, apiShutdown := util.StartApiserver()
clientSet := clientset.NewForConfigOrDie(&restclient.Config{
Host: s.URL,
Host: apiURL,
ContentConfig: restclient.ContentConfig{GroupVersion: testapi.Groups[v1.GroupName].GroupVersion()},
QPS: 5000.0,
Burst: 5000,
})
schedulerConfig, schedulerShutdown := util.StartScheduler(clientSet, true)
informerFactory := informers.NewSharedInformerFactory(clientSet, 0)
schedulerConfigurator = factory.NewConfigFactory(
v1.DefaultSchedulerName,
clientSet,
informerFactory.Core().V1().Nodes(),
informerFactory.Core().V1().Pods(),
informerFactory.Core().V1().PersistentVolumes(),
informerFactory.Core().V1().PersistentVolumeClaims(),
informerFactory.Core().V1().ReplicationControllers(),
informerFactory.Extensions().V1beta1().ReplicaSets(),
informerFactory.Apps().V1beta1().StatefulSets(),
informerFactory.Core().V1().Services(),
informerFactory.Policy().V1beta1().PodDisruptionBudgets(),
informerFactory.Storage().V1().StorageClasses(),
v1.DefaultHardPodAffinitySymmetricWeight,
enableEquivalenceCache,
)
eventBroadcaster := record.NewBroadcaster()
eventBroadcaster.StartRecordingToSink(&clientv1core.EventSinkImpl{Interface: clientv1core.New(clientSet.CoreV1().RESTClient()).Events("")})
sched, err := scheduler.NewFromConfigurator(schedulerConfigurator, func(conf *scheduler.Config) {
conf.Recorder = eventBroadcaster.NewRecorder(legacyscheme.Scheme, v1.EventSource{Component: "scheduler"})
})
if err != nil {
glog.Fatalf("Error creating scheduler: %v", err)
shutdownFunc := func() {
schedulerShutdown()
apiShutdown()
}
stop := make(chan struct{})
informerFactory.Start(stop)
sched.Run()
destroyFunc = func() {
glog.Infof("destroying")
sched.StopEverything()
close(stop)
s.Close()
glog.Infof("destroyed")
}
return
return schedulerConfig, shutdownFunc
}

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@ -0,0 +1,39 @@
package(default_visibility = ["//visibility:public"])
load(
"@io_bazel_rules_go//go:def.bzl",
"go_library",
)
go_library(
name = "go_default_library",
srcs = [
"util.go",
],
importpath = "k8s.io/kubernetes/test/integration/util",
deps = [
"//pkg/api/legacyscheme:go_default_library",
"//pkg/scheduler:go_default_library",
"//pkg/scheduler/factory:go_default_library",
"//test/integration/framework:go_default_library",
"//vendor/github.com/golang/glog:go_default_library",
"//vendor/k8s.io/api/core/v1:go_default_library",
"//vendor/k8s.io/client-go/informers:go_default_library",
"//vendor/k8s.io/client-go/kubernetes:go_default_library",
"//vendor/k8s.io/client-go/kubernetes/typed/core/v1:go_default_library",
"//vendor/k8s.io/client-go/tools/record:go_default_library",
],
)
filegroup(
name = "package-srcs",
srcs = glob(["**"]),
tags = ["automanaged"],
visibility = ["//visibility:private"],
)
filegroup(
name = "all-srcs",
srcs = [":package-srcs"],
tags = ["automanaged"],
)

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@ -0,0 +1,103 @@
/*
Copyright 2018 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package util
import (
"net/http"
"net/http/httptest"
"github.com/golang/glog"
"k8s.io/api/core/v1"
"k8s.io/client-go/informers"
clientset "k8s.io/client-go/kubernetes"
clientv1core "k8s.io/client-go/kubernetes/typed/core/v1"
"k8s.io/client-go/tools/record"
"k8s.io/kubernetes/pkg/api/legacyscheme"
"k8s.io/kubernetes/pkg/scheduler"
"k8s.io/kubernetes/pkg/scheduler/factory"
"k8s.io/kubernetes/test/integration/framework"
)
// ShutdownFunc represents the function handle to be called, typically in a defer handler, to shutdown a running module
type ShutdownFunc func()
// StartApiserver starts a local API server for testing and returns the handle to the URL and the shutdown function to stop it.
func StartApiserver() (string, ShutdownFunc) {
h := &framework.MasterHolder{Initialized: make(chan struct{})}
s := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, req *http.Request) {
<-h.Initialized
h.M.GenericAPIServer.Handler.ServeHTTP(w, req)
}))
framework.RunAMasterUsingServer(framework.NewIntegrationTestMasterConfig(), s, h)
shutdownFunc := func() {
glog.Infof("destroying API server")
s.Close()
glog.Infof("destroyed API server")
}
return s.URL, shutdownFunc
}
// StartScheduler configures and starts a scheduler given a handle to the clientSet interface
// and event broadcaster. It returns a handle to the configurator for the running scheduler
// and the shutdown function to stop it.
func StartScheduler(clientSet clientset.Interface, enableEquivalenceCache bool) (scheduler.Configurator, ShutdownFunc) {
informerFactory := informers.NewSharedInformerFactory(clientSet, 0)
evtBroadcaster := record.NewBroadcaster()
evtWatch := evtBroadcaster.StartRecordingToSink(&clientv1core.EventSinkImpl{
Interface: clientv1core.New(clientSet.CoreV1().RESTClient()).Events("")})
schedulerConfigurator := factory.NewConfigFactory(
v1.DefaultSchedulerName,
clientSet,
informerFactory.Core().V1().Nodes(),
informerFactory.Core().V1().Pods(),
informerFactory.Core().V1().PersistentVolumes(),
informerFactory.Core().V1().PersistentVolumeClaims(),
informerFactory.Core().V1().ReplicationControllers(),
informerFactory.Extensions().V1beta1().ReplicaSets(),
informerFactory.Apps().V1beta1().StatefulSets(),
informerFactory.Core().V1().Services(),
informerFactory.Policy().V1beta1().PodDisruptionBudgets(),
informerFactory.Storage().V1().StorageClasses(),
v1.DefaultHardPodAffinitySymmetricWeight,
enableEquivalenceCache,
)
sched, err := scheduler.NewFromConfigurator(schedulerConfigurator, func(conf *scheduler.Config) {
conf.Recorder = evtBroadcaster.NewRecorder(legacyscheme.Scheme, v1.EventSource{Component: "scheduler"})
})
if err != nil {
glog.Fatalf("Error creating scheduler: %v", err)
}
stop := make(chan struct{})
informerFactory.Start(stop)
sched.Run()
shutdownFunc := func() {
glog.Infof("destroying scheduler")
evtWatch.Stop()
sched.StopEverything()
close(stop)
glog.Infof("destroyed scheduler")
}
return schedulerConfigurator, shutdownFunc
}