mirror of
https://github.com/ceph/ceph-csi.git
synced 2024-11-17 20:00:23 +00:00
56 lines
1.2 KiB
Go
56 lines
1.2 KiB
Go
/*
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Copyright 2018 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 cephfs
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import (
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"fmt"
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"sync"
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)
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type nodeCacheEntry struct {
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volOptions *volumeOptions
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cephAdminID string
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}
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type nodeCacheMap map[volumeID]*nodeCacheEntry
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var (
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nodeCache = make(nodeCacheMap)
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nodeCacheMtx sync.Mutex
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)
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func (m nodeCacheMap) insert(volId volumeID, ent *nodeCacheEntry) {
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nodeCacheMtx.Lock()
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defer nodeCacheMtx.Unlock()
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m[volId] = ent
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}
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func (m nodeCacheMap) pop(volId volumeID) (*nodeCacheEntry, error) {
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nodeCacheMtx.Lock()
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defer nodeCacheMtx.Unlock()
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ent, ok := m[volId]
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if !ok {
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return nil, fmt.Errorf("node cache entry for volume %s not found", volId)
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}
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delete(m, volId)
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return ent, nil
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}
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