kubernetes/pkg/scheduler/testing/framework_helpers.go

87 lines
3.4 KiB
Go

/*
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.
*/
package testing
import (
schedulerapi "k8s.io/kubernetes/pkg/scheduler/apis/config"
framework "k8s.io/kubernetes/pkg/scheduler/framework/v1alpha1"
)
// RegisterPluginFunc is a function signature used in method RegisterFilterPlugin()
// to register a Filter Plugin to a given registry.
type RegisterPluginFunc func(reg *framework.Registry, plugins *schedulerapi.Plugins, pluginConfigs []schedulerapi.PluginConfig)
// RegisterQueueSortPlugin returns a function to register a QueueSort Plugin to a given registry.
func RegisterQueueSortPlugin(pluginName string, pluginNewFunc framework.PluginFactory) RegisterPluginFunc {
return RegisterPluginAsExtensions(pluginName, 1, pluginNewFunc, "QueueSort")
}
// RegisterFilterPlugin returns a function to register a Filter Plugin to a given registry.
func RegisterFilterPlugin(pluginName string, pluginNewFunc framework.PluginFactory) RegisterPluginFunc {
return RegisterPluginAsExtensions(pluginName, 1, pluginNewFunc, "Filter")
}
// RegisterScorePlugin returns a function to register a Score Plugin to a given registry.
func RegisterScorePlugin(pluginName string, pluginNewFunc framework.PluginFactory, weight int32) RegisterPluginFunc {
return RegisterPluginAsExtensions(pluginName, weight, pluginNewFunc, "Score")
}
// RegisterPostFilterPlugin returns a function to register a Score Plugin to a given registry.
func RegisterPostFilterPlugin(pluginName string, pluginNewFunc framework.PluginFactory) RegisterPluginFunc {
return RegisterPluginAsExtensions(pluginName, 1, pluginNewFunc, "PostFilter")
}
// RegisterPluginAsExtensions returns a function to register a Plugin as given extensionPoints to a given registry.
func RegisterPluginAsExtensions(pluginName string, weight int32, pluginNewFunc framework.PluginFactory, extensions ...string) RegisterPluginFunc {
return func(reg *framework.Registry, plugins *schedulerapi.Plugins, pluginConfigs []schedulerapi.PluginConfig) {
reg.Register(pluginName, pluginNewFunc)
for _, extension := range extensions {
pluginSet := getPluginSetByExtension(plugins, extension)
if pluginSet == nil {
continue
}
pluginSet.Enabled = append(pluginSet.Enabled, schedulerapi.Plugin{Name: pluginName, Weight: weight})
}
//lint:ignore SA4006 this value of pluginConfigs is never used.
//lint:ignore SA4010 this result of append is never used.
pluginConfigs = append(pluginConfigs, schedulerapi.PluginConfig{Name: pluginName})
}
}
func getPluginSetByExtension(plugins *schedulerapi.Plugins, extension string) *schedulerapi.PluginSet {
switch extension {
case "QueueSort":
return plugins.QueueSort
case "Filter":
return plugins.Filter
case "PreFilter":
return plugins.PreFilter
case "PostFilter":
return plugins.PostFilter
case "Score":
return plugins.Score
case "Bind":
return plugins.Bind
case "Reserve":
return plugins.Reserve
case "Permit":
return plugins.Permit
default:
return nil
}
}