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* DRA resource claim controller: configurable number of workers It might never be necessary to change the default, but it is hard to be sure. It's better to have the option, just in case. * generate files * resourceclaimcontroller: normalize validation error message * Update cmd/kube-controller-manager/app/options/resourceclaimcontroller.go Co-authored-by: Jordan Liggitt <jordan@liggitt.net> --------- Co-authored-by: Patrick Ohly <patrick.ohly@intel.com> Co-authored-by: Jordan Liggitt <jordan@liggitt.net>
63 lines
1.9 KiB
Go
63 lines
1.9 KiB
Go
/*
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Copyright 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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resourceclaimconfig "k8s.io/kubernetes/pkg/controller/resourceclaim/config"
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)
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// ResourceClaimControllerOptions holds the ResourceClaimController options.
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type ResourceClaimControllerOptions struct {
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*resourceclaimconfig.ResourceClaimControllerConfiguration
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}
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// AddFlags adds flags related to ResourceClaimController for controller manager to the specified FlagSet.
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func (o *ResourceClaimControllerOptions) 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.ConcurrentSyncs, "concurrent-resourceclaim-syncs", o.ConcurrentSyncs, "The number of operations (creating or deleting ResourceClaims) allowed to run concurrently. Larger number = more responsive, but more CPU (and network) load")
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}
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// ApplyTo fills up ResourceClaimController config with options.
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func (o *ResourceClaimControllerOptions) ApplyTo(cfg *resourceclaimconfig.ResourceClaimControllerConfiguration) error {
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if o == nil {
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return nil
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}
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cfg.ConcurrentSyncs = o.ConcurrentSyncs
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return nil
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}
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// Validate checks validation of ResourceClaimControllerOptions.
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func (o *ResourceClaimControllerOptions) Validate() []error {
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if o == nil {
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return nil
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}
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var errs []error
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if o.ConcurrentSyncs <= 0 {
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errs = append(errs, fmt.Errorf("concurrent-resourceclaim-syncs must be larger than 0, got %d", o.ConcurrentSyncs))
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}
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return errs
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}
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