mirror of https://github.com/k3s-io/k3s
28 lines
960 B
Go
28 lines
960 B
Go
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/*
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Copyright 2015 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 keymutex
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// KeyMutex is a thread-safe interface for acquiring locks on arbitrary strings.
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type KeyMutex interface {
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// Acquires a lock associated with the specified ID, creates the lock if one doesn't already exist.
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LockKey(id string)
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// Releases the lock associated with the specified ID.
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// Returns an error if the specified ID doesn't exist.
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UnlockKey(id string) error
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}
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