mirror of https://github.com/k3s-io/k3s
64 lines
2.0 KiB
Go
64 lines
2.0 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 options
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import (
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"fmt"
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"github.com/spf13/pflag"
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statefulsetconfig "k8s.io/kubernetes/pkg/controller/statefulset/config"
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)
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// StatefulSetControllerOptions holds the StatefulSetController options.
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type StatefulSetControllerOptions struct {
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*statefulsetconfig.StatefulSetControllerConfiguration
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}
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// AddFlags adds flags related to StatefulSetController for controller manager to the specified FlagSet.
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func (o *StatefulSetControllerOptions) AddFlags(fs *pflag.FlagSet) {
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if o == nil {
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return
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}
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fs.Int32Var(&o.ConcurrentStatefulSetSyncs, "concurrent-statefulset-syncs", o.ConcurrentStatefulSetSyncs, "The number of statefulset objects that are allowed to sync concurrently. Larger number = more responsive statefulsets, but more CPU (and network) load")
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}
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// ApplyTo fills up StatefulSetController config with options.
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func (o *StatefulSetControllerOptions) ApplyTo(cfg *statefulsetconfig.StatefulSetControllerConfiguration) error {
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if o == nil {
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return nil
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}
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cfg.ConcurrentStatefulSetSyncs = o.ConcurrentStatefulSetSyncs
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return nil
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}
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// Validate checks validation of StatefulSetControllerOptions.
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func (o *StatefulSetControllerOptions) Validate() []error {
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if o == nil {
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return nil
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}
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errs := []error{}
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if o.ConcurrentStatefulSetSyncs < 1 {
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errs = append(errs, fmt.Errorf("concurrent-statefulset-syncs must be greater than 0, but got %d", o.ConcurrentStatefulSetSyncs))
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}
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return errs
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}
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