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- /*
- Copyright 2018 The Kubernetes Authors.
- Licensed under the Apache License, Version 2.0 (the "License");
- you may not use this file except in compliance with the License.
- You may obtain a copy of the License at
- http://www.apache.org/licenses/LICENSE-2.0
- Unless required by applicable law or agreed to in writing, software
- distributed under the License is distributed on an "AS IS" BASIS,
- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- See the License for the specific language governing permissions and
- limitations under the License.
- */
- package quota
- import (
- "k8s.io/apimachinery/pkg/api/resource"
- utilfeature "k8s.io/apiserver/pkg/util/feature"
- "k8s.io/kubernetes/pkg/features"
- "k8s.io/kubernetes/pkg/util/mount"
- )
- // Interface -- quota interface
- type Interface interface {
- // Does the path provided support quotas, and if so, what types
- SupportsQuotas(m mount.Interface, path string) (bool, error)
- // Assign a quota (picked by the quota mechanism) to a path,
- // and return it.
- AssignQuota(m mount.Interface, path string, poduid string, bytes *resource.Quantity) error
- // Get the quota-based storage consumption for the path
- GetConsumption(path string) (*resource.Quantity, error)
- // Get the quota-based inode consumption for the path
- GetInodes(path string) (*resource.Quantity, error)
- // Remove the quota from a path
- // Implementations may assume that any data covered by the
- // quota has already been removed.
- ClearQuota(m mount.Interface, path string, poduid string) error
- }
- func enabledQuotasForMonitoring() bool {
- return utilfeature.DefaultFeatureGate.Enabled(features.LocalStorageCapacityIsolationFSQuotaMonitoring)
- }
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