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74 lines
2.5 KiB
Go
74 lines
2.5 KiB
Go
/*
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Copyright 2019 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package internalbootstrap
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import (
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flowcontrolv1beta2 "k8s.io/api/flowcontrol/v1beta2"
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"k8s.io/apimachinery/pkg/runtime"
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"k8s.io/apiserver/pkg/apis/flowcontrol/bootstrap"
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"k8s.io/kubernetes/pkg/apis/flowcontrol"
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"k8s.io/kubernetes/pkg/apis/flowcontrol/install"
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)
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// MandatoryFlowSchemas holds the untyped renditions of the mandatory
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// flow schemas. In this map the key is the schema's name and the
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// value is the `*FlowSchema`. Nobody should mutate anything
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// reachable from this map.
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var MandatoryFlowSchemas = internalizeFSes(bootstrap.MandatoryFlowSchemas)
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// MandatoryPriorityLevelConfigurations holds the untyped renditions of the
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// mandatory priority level configuration objects. In this map the
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// key is the object's name and the value is the
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// `*PriorityLevelConfiguration`. Nobody should mutate anything
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// reachable from this map.
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var MandatoryPriorityLevelConfigurations = internalizePLs(bootstrap.MandatoryPriorityLevelConfigurations)
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// NewAPFScheme constructs and returns a Scheme configured to handle
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// the API object types that are used to configure API Priority and
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// Fairness
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func NewAPFScheme() *runtime.Scheme {
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scheme := runtime.NewScheme()
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install.Install(scheme)
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return scheme
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}
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func internalizeFSes(exts []*flowcontrolv1beta2.FlowSchema) map[string]*flowcontrol.FlowSchema {
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ans := make(map[string]*flowcontrol.FlowSchema, len(exts))
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scheme := NewAPFScheme()
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for _, ext := range exts {
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var untyped flowcontrol.FlowSchema
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if err := scheme.Convert(ext, &untyped, nil); err != nil {
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panic(err)
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}
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ans[ext.Name] = &untyped
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}
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return ans
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}
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func internalizePLs(exts []*flowcontrolv1beta2.PriorityLevelConfiguration) map[string]*flowcontrol.PriorityLevelConfiguration {
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ans := make(map[string]*flowcontrol.PriorityLevelConfiguration, len(exts))
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scheme := NewAPFScheme()
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for _, ext := range exts {
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var untyped flowcontrol.PriorityLevelConfiguration
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if err := scheme.Convert(ext, &untyped, nil); err != nil {
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panic(err)
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}
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ans[ext.Name] = &untyped
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}
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return ans
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}
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