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64 lines
2.1 KiB
Go
64 lines
2.1 KiB
Go
/*
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Copyright 2021 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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ephemeralvolumeconfig "k8s.io/kubernetes/pkg/controller/volume/ephemeral/config"
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)
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// EphemeralVolumeControllerOptions holds the EphemeralVolumeController options.
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type EphemeralVolumeControllerOptions struct {
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*ephemeralvolumeconfig.EphemeralVolumeControllerConfiguration
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}
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// AddFlags adds flags related to EphemeralVolumeController for controller manager to the specified FlagSet.
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func (o *EphemeralVolumeControllerOptions) 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.ConcurrentEphemeralVolumeSyncs, "concurrent-ephemeralvolume-syncs", o.ConcurrentEphemeralVolumeSyncs, "The number of ephemeral volume syncing operations that will be done concurrently. Larger number = faster ephemeral volume updating, but more CPU (and network) load")
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}
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// ApplyTo fills up EphemeralVolumeController config with options.
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func (o *EphemeralVolumeControllerOptions) ApplyTo(cfg *ephemeralvolumeconfig.EphemeralVolumeControllerConfiguration) error {
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if o == nil {
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return nil
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}
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cfg.ConcurrentEphemeralVolumeSyncs = o.ConcurrentEphemeralVolumeSyncs
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return nil
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}
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// Validate checks validation of EphemeralVolumeControllerOptions.
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func (o *EphemeralVolumeControllerOptions) 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.ConcurrentEphemeralVolumeSyncs < 1 {
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errs = append(errs, fmt.Errorf("concurrent-ephemeralvolume-syncs must be greater than 0, but got %d", o.ConcurrentEphemeralVolumeSyncs))
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}
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return errs
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}
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