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59 lines
1.8 KiB
Go
59 lines
1.8 KiB
Go
// Copyright 2025 Google Inc. All Rights Reserved.
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//
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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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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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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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package resctrl
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import (
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"fmt"
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"sync"
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"time"
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"github.com/google/cadvisor/stats"
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"k8s.io/klog/v2"
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)
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type ResControlManager interface {
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Destroy()
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GetCollector(containerName string, getContainerPids func() ([]string, error), numberOfNUMANodes int) (stats.Collector, error)
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}
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// All registered auth provider plugins.
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var pluginsLock sync.Mutex
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var plugins = make(map[string]ResControlManagerPlugin)
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type ResControlManagerPlugin interface {
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NewManager(interval time.Duration, vendorID string, inHostNamespace bool) (ResControlManager, error)
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}
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func RegisterPlugin(name string, plugin ResControlManagerPlugin) error {
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pluginsLock.Lock()
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defer pluginsLock.Unlock()
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if _, found := plugins[name]; found {
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return fmt.Errorf("ResControlManagerPlugin %q was registered twice", name)
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}
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klog.V(4).Infof("Registered ResControlManagerPlugin %q", name)
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plugins[name] = plugin
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return nil
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}
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func NewManager(interval time.Duration, vendorID string, inHostNamespace bool) (ResControlManager, error) {
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pluginsLock.Lock()
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defer pluginsLock.Unlock()
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for _, plugin := range plugins {
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return plugin.NewManager(interval, vendorID, inHostNamespace)
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}
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return nil, fmt.Errorf("unable to find plugins for resctrl manager")
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}
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