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Merge pull request kubernetes#83650 from wgliang/scheduler-v2/pod-fit…
…s-resources [migration phase 1] PodFitsResources as framework plugin
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,49 @@ | ||
| load("@io_bazel_rules_go//go:def.bzl", "go_library", "go_test") | ||
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| go_library( | ||
| name = "go_default_library", | ||
| srcs = ["node_resources.go"], | ||
| importpath = "k8s.io/kubernetes/pkg/scheduler/framework/plugins/noderesources", | ||
| visibility = ["//visibility:public"], | ||
| deps = [ | ||
| "//pkg/scheduler/algorithm/predicates:go_default_library", | ||
| "//pkg/scheduler/framework/plugins/migration:go_default_library", | ||
| "//pkg/scheduler/framework/v1alpha1:go_default_library", | ||
| "//pkg/scheduler/nodeinfo:go_default_library", | ||
| "//staging/src/k8s.io/api/core/v1:go_default_library", | ||
| "//staging/src/k8s.io/apimachinery/pkg/runtime:go_default_library", | ||
| ], | ||
| ) | ||
|
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| filegroup( | ||
| name = "package-srcs", | ||
| srcs = glob(["**"]), | ||
| tags = ["automanaged"], | ||
| visibility = ["//visibility:private"], | ||
| ) | ||
|
|
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| filegroup( | ||
| name = "all-srcs", | ||
| srcs = [":package-srcs"], | ||
| tags = ["automanaged"], | ||
| visibility = ["//visibility:public"], | ||
| ) | ||
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| go_test( | ||
| name = "go_default_test", | ||
| srcs = ["node_resources_test.go"], | ||
| embed = [":go_default_library"], | ||
| deps = [ | ||
| "//pkg/apis/core/v1/helper:go_default_library", | ||
| "//pkg/features:go_default_library", | ||
| "//pkg/scheduler/algorithm/predicates:go_default_library", | ||
| "//pkg/scheduler/framework/plugins/migration:go_default_library", | ||
| "//pkg/scheduler/framework/v1alpha1:go_default_library", | ||
| "//pkg/scheduler/nodeinfo:go_default_library", | ||
| "//staging/src/k8s.io/api/core/v1:go_default_library", | ||
| "//staging/src/k8s.io/apimachinery/pkg/api/resource:go_default_library", | ||
| "//staging/src/k8s.io/apimachinery/pkg/util/sets:go_default_library", | ||
| "//staging/src/k8s.io/apiserver/pkg/util/feature:go_default_library", | ||
| "//staging/src/k8s.io/component-base/featuregate/testing:go_default_library", | ||
| ], | ||
| ) |
56 changes: 56 additions & 0 deletions
56
pkg/scheduler/framework/plugins/noderesources/node_resources.go
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,56 @@ | ||
| /* | ||
| Copyright 2019 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. | ||
| */ | ||
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| package noderesources | ||
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| import ( | ||
| "fmt" | ||
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| "k8s.io/api/core/v1" | ||
| "k8s.io/apimachinery/pkg/runtime" | ||
| "k8s.io/kubernetes/pkg/scheduler/algorithm/predicates" | ||
| "k8s.io/kubernetes/pkg/scheduler/framework/plugins/migration" | ||
| framework "k8s.io/kubernetes/pkg/scheduler/framework/v1alpha1" | ||
| "k8s.io/kubernetes/pkg/scheduler/nodeinfo" | ||
| ) | ||
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| // NodeResources is a plugin that checks if a node has sufficient resources. | ||
| type NodeResources struct{} | ||
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| var _ = framework.FilterPlugin(&NodeResources{}) | ||
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| // Name is the name of the plugin used in the plugin registry and configurations. | ||
| const Name = "NodeResources" | ||
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| // Name returns name of the plugin. It is used in logs, etc. | ||
| func (pl *NodeResources) Name() string { | ||
| return Name | ||
| } | ||
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| // Filter invoked at the filter extension point. | ||
| func (pl *NodeResources) Filter(cycleState *framework.CycleState, pod *v1.Pod, nodeInfo *nodeinfo.NodeInfo) *framework.Status { | ||
| meta, ok := migration.PredicateMetadata(cycleState).(predicates.PredicateMetadata) | ||
| if !ok { | ||
| return migration.ErrorToFrameworkStatus(fmt.Errorf("%+v convert to predicates.PredicateMetadata error", cycleState)) | ||
| } | ||
| _, reasons, err := predicates.PodFitsResources(pod, meta, nodeInfo) | ||
| return migration.PredicateResultToFrameworkStatus(reasons, err) | ||
| } | ||
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| // New initializes a new plugin and returns it. | ||
| func New(_ *runtime.Unknown, _ framework.FrameworkHandle) (framework.Plugin, error) { | ||
| return &NodeResources{}, nil | ||
| } |
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