cleanup unused scheduler functions/files

cmd/kube-scheduler/app/BUILD

@@ -14,7 +14,6 @@ go_library(
         "//cmd/kube-scheduler/app/options:go_default_library",
         "//pkg/api/legacyscheme:go_default_library",
         "//pkg/scheduler:go_default_library",
-        "//pkg/scheduler/algorithmprovider:go_default_library",
         "//pkg/scheduler/apis/config:go_default_library",
         "//pkg/scheduler/framework/v1alpha1:go_default_library",
         "//pkg/scheduler/metrics:go_default_library",

cmd/kube-scheduler/app/server.go

@@ -55,7 +55,6 @@ import (
 	"k8s.io/kubernetes/cmd/kube-scheduler/app/options"
 	"k8s.io/kubernetes/pkg/api/legacyscheme"
 	"k8s.io/kubernetes/pkg/scheduler"
-	"k8s.io/kubernetes/pkg/scheduler/algorithmprovider"
 	kubeschedulerconfig "k8s.io/kubernetes/pkg/scheduler/apis/config"
 	framework "k8s.io/kubernetes/pkg/scheduler/framework/v1alpha1"
 	"k8s.io/kubernetes/pkg/scheduler/metrics"
@@ -146,10 +145,6 @@ func runCommand(cmd *cobra.Command, args []string, opts *options.Options, regist
 	// Get the completed config
 	cc := c.Complete()
 
-	// Apply algorithms based on feature gates.
-	// TODO: make configurable?
-	algorithmprovider.ApplyFeatureGates()
-
 	// Configz registration.
 	if cz, err := configz.New("componentconfig"); err == nil {
 		cz.Set(cc.ComponentConfig)

cmd/kube-scheduler/app/testing/BUILD

@@ -9,7 +9,6 @@ go_library(
         "//cmd/kube-scheduler/app:go_default_library",
         "//cmd/kube-scheduler/app/config:go_default_library",
         "//cmd/kube-scheduler/app/options:go_default_library",
-        "//pkg/scheduler/algorithmprovider/defaults:go_default_library",
         "//staging/src/k8s.io/apimachinery/pkg/util/wait:go_default_library",
         "//staging/src/k8s.io/client-go/kubernetes:go_default_library",
         "//staging/src/k8s.io/client-go/rest:go_default_library",

cmd/kube-scheduler/app/testing/testserver.go

@@ -32,9 +32,6 @@ import (
 	"k8s.io/kubernetes/cmd/kube-scheduler/app"
 	kubeschedulerconfig "k8s.io/kubernetes/cmd/kube-scheduler/app/config"
 	"k8s.io/kubernetes/cmd/kube-scheduler/app/options"
-
-	// import DefaultProvider
-	_ "k8s.io/kubernetes/pkg/scheduler/algorithmprovider/defaults"
 )
 
 // TearDownFunc is to be called to tear down a test server.

pkg/scheduler/algorithmprovider/BUILD

@@ -72,9 +72,6 @@ filegroup(
 
 filegroup(
     name = "all-srcs",
-    srcs = [
+    srcs = [":package-srcs"],
-        ":package-srcs",
-        "//pkg/scheduler/algorithmprovider/defaults:all-srcs",
-    ],
     tags = ["automanaged"],
 )

pkg/scheduler/algorithmprovider/defaults/BUILD

@@ -1,22 +0,0 @@
-load("@io_bazel_rules_go//go:def.bzl", "go_library")
-
-go_library(
-    name = "go_default_library",
-    srcs = ["defaults.go"],
-    importpath = "k8s.io/kubernetes/pkg/scheduler/algorithmprovider/defaults",
-    visibility = ["//visibility:public"],
-)
-
-filegroup(
-    name = "package-srcs",
-    srcs = glob(["**"]),
-    tags = ["automanaged"],
-    visibility = ["//visibility:private"],
-)
-
-filegroup(
-    name = "all-srcs",
-    srcs = [":package-srcs"],
-    tags = ["automanaged"],
-    visibility = ["//visibility:public"],
-)

pkg/scheduler/algorithmprovider/defaults/defaults.go

@@ -1,19 +0,0 @@
-/*
-Copyright 2014 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 defaults
-
-// TODO(ahg-g): remove this pkg.

pkg/scheduler/algorithmprovider/registry.go

@@ -173,9 +173,3 @@ func applyFeatureGates(config *Config) {
 		config.FrameworkPlugins.Score.Enabled = append(config.FrameworkPlugins.Score.Enabled, s)
 	}
 }
-
-// ApplyFeatureGates applies algorithm by feature gates.
-// TODO(ahg-g): DEPRECATED, remove.
-func ApplyFeatureGates() func() {
-	return func() {}
-}

test/integration/daemonset/BUILD

@@ -20,7 +20,6 @@ go_test(
         "//pkg/controller:go_default_library",
         "//pkg/controller/daemon:go_default_library",
         "//pkg/scheduler:go_default_library",
-        "//pkg/scheduler/algorithmprovider:go_default_library",
         "//pkg/util/labels:go_default_library",
         "//staging/src/k8s.io/api/apps/v1:go_default_library",
         "//staging/src/k8s.io/api/core/v1:go_default_library",

test/integration/daemonset/daemonset_test.go

@@ -46,7 +46,6 @@ import (
 	"k8s.io/kubernetes/pkg/controller"
 	"k8s.io/kubernetes/pkg/controller/daemon"
 	"k8s.io/kubernetes/pkg/scheduler"
-	"k8s.io/kubernetes/pkg/scheduler/algorithmprovider"
 	labelsutil "k8s.io/kubernetes/pkg/util/labels"
 	"k8s.io/kubernetes/test/integration/framework"
 )
@@ -84,10 +83,7 @@ func setupScheduler(
 	t *testing.T,
 	cs clientset.Interface,
 	informerFactory informers.SharedInformerFactory,
-) (restoreFeatureGates func()) {
+) {
-	// Enable Features.
-	restoreFeatureGates = algorithmprovider.ApplyFeatureGates()
-
 	eventBroadcaster := events.NewBroadcaster(&events.EventSinkImpl{
 		Interface: cs.EventsV1beta1().Events(""),
 	})
@@ -444,7 +440,7 @@ func TestOneNodeDaemonLaunchesPod(t *testing.T) {
 		defer cancel()
 
 		// Start Scheduler
-		defer setupScheduler(ctx, t, clientset, informers)()
+		setupScheduler(ctx, t, clientset, informers)
 
 		informers.Start(ctx.Done())
 		go dc.Run(5, ctx.Done())
@@ -486,7 +482,7 @@ func TestSimpleDaemonSetLaunchesPods(t *testing.T) {
 		go dc.Run(5, ctx.Done())
 
 		// Start Scheduler
-		defer setupScheduler(ctx, t, clientset, informers)()
+		setupScheduler(ctx, t, clientset, informers)
 
 		ds := newDaemonSet("foo", ns.Name)
 		ds.Spec.UpdateStrategy = *strategy
@@ -522,7 +518,7 @@ func TestDaemonSetWithNodeSelectorLaunchesPods(t *testing.T) {
 		go dc.Run(5, ctx.Done())
 
 		// Start Scheduler
-		defer setupScheduler(ctx, t, clientset, informers)()
+		setupScheduler(ctx, t, clientset, informers)
 
 		ds := newDaemonSet("foo", ns.Name)
 		ds.Spec.UpdateStrategy = *strategy
@@ -591,7 +587,7 @@ func TestNotReadyNodeDaemonDoesLaunchPod(t *testing.T) {
 		go dc.Run(5, ctx.Done())
 
 		// Start Scheduler
-		defer setupScheduler(ctx, t, clientset, informers)()
+		setupScheduler(ctx, t, clientset, informers)
 
 		ds := newDaemonSet("foo", ns.Name)
 		ds.Spec.UpdateStrategy = *strategy
@@ -638,7 +634,7 @@ func TestInsufficientCapacityNode(t *testing.T) {
 		go dc.Run(5, ctx.Done())
 
 		// Start Scheduler
-		defer setupScheduler(ctx, t, clientset, informers)()
+		setupScheduler(ctx, t, clientset, informers)
 
 		ds := newDaemonSet("foo", ns.Name)
 		ds.Spec.Template.Spec = resourcePodSpec("", "120M", "75m")
@@ -701,7 +697,7 @@ func TestLaunchWithHashCollision(t *testing.T) {
 	go dc.Run(5, ctx.Done())
 
 	// Start Scheduler
-	defer setupScheduler(ctx, t, clientset, informers)()
+	setupScheduler(ctx, t, clientset, informers)
 
 	// Create single node
 	_, err := nodeClient.Create(newNode("single-node", nil))
@@ -811,7 +807,7 @@ func TestTaintedNode(t *testing.T) {
 		go dc.Run(5, ctx.Done())
 
 		// Start Scheduler
-		defer setupScheduler(ctx, t, clientset, informers)()
+		setupScheduler(ctx, t, clientset, informers)
 
 		ds := newDaemonSet("foo", ns.Name)
 		ds.Spec.UpdateStrategy = *strategy
@@ -876,7 +872,7 @@ func TestUnschedulableNodeDaemonDoesLaunchPod(t *testing.T) {
 		go dc.Run(5, ctx.Done())
 
 		// Start Scheduler
-		defer setupScheduler(ctx, t, clientset, informers)()
+		setupScheduler(ctx, t, clientset, informers)
 
 		ds := newDaemonSet("foo", ns.Name)
 		ds.Spec.UpdateStrategy = *strategy

test/integration/util/BUILD

@@ -15,7 +15,6 @@ go_library(
     deps = [
         "//pkg/api/legacyscheme:go_default_library",
         "//pkg/scheduler:go_default_library",
-        "//pkg/scheduler/algorithmprovider/defaults:go_default_library",
         "//staging/src/k8s.io/api/core/v1:go_default_library",
         "//staging/src/k8s.io/client-go/informers:go_default_library",
         "//staging/src/k8s.io/client-go/informers/core/v1:go_default_library",

test/integration/util/util.go

@@ -29,9 +29,6 @@ import (
 	"k8s.io/klog"
 	"k8s.io/kubernetes/pkg/api/legacyscheme"
 	"k8s.io/kubernetes/pkg/scheduler"
-
-	// import DefaultProvider
-	_ "k8s.io/kubernetes/pkg/scheduler/algorithmprovider/defaults"
 	"k8s.io/kubernetes/test/integration/framework"
 )
 

test/integration/volumescheduling/BUILD

@@ -57,7 +57,6 @@ go_library(
         "//pkg/api/legacyscheme:go_default_library",
         "//pkg/api/v1/pod:go_default_library",
         "//pkg/scheduler:go_default_library",
-        "//pkg/scheduler/algorithmprovider/defaults:go_default_library",
         "//staging/src/k8s.io/api/core/v1:go_default_library",
         "//staging/src/k8s.io/apimachinery/pkg/apis/meta/v1:go_default_library",
         "//staging/src/k8s.io/apimachinery/pkg/runtime/schema:go_default_library",

test/integration/volumescheduling/util.go

@@ -38,9 +38,6 @@ import (
 	podutil "k8s.io/kubernetes/pkg/api/v1/pod"
 	"k8s.io/kubernetes/pkg/scheduler"
 	"k8s.io/kubernetes/test/integration/framework"
-
-	// Install "DefaultProvider" algorithprovider
-	_ "k8s.io/kubernetes/pkg/scheduler/algorithmprovider/defaults"
 )
 
 type testContext struct {