mirror of https://github.com/k3s-io/k3s
51 lines
1.7 KiB
Go
51 lines
1.7 KiB
Go
/*
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Copyright 2015 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 validation
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import (
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"fmt"
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utilerrors "k8s.io/apimachinery/pkg/util/errors"
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schedulerapi "k8s.io/kubernetes/pkg/scheduler/api"
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)
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// ValidatePolicy checks for errors in the Config
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// It does not return early so that it can find as many errors as possible
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func ValidatePolicy(policy schedulerapi.Policy) error {
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var validationErrors []error
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for _, priority := range policy.Priorities {
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if priority.Weight <= 0 || priority.Weight >= schedulerapi.MaxWeight {
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validationErrors = append(validationErrors, fmt.Errorf("Priority %s should have a positive weight applied to it or it has overflown", priority.Name))
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}
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}
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binders := 0
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for _, extender := range policy.ExtenderConfigs {
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if len(extender.PrioritizeVerb) > 0 && extender.Weight <= 0 {
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validationErrors = append(validationErrors, fmt.Errorf("Priority for extender %s should have a positive weight applied to it", extender.URLPrefix))
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}
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if extender.BindVerb != "" {
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binders++
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}
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}
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if binders > 1 {
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validationErrors = append(validationErrors, fmt.Errorf("Only one extender can implement bind, found %v", binders))
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}
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return utilerrors.NewAggregate(validationErrors)
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}
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