mirror of
https://github.com/ceph/ceph-csi.git
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71 lines
1.4 KiB
Go
71 lines
1.4 KiB
Go
/*
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Copyright 2023 ceph-csi 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 healthchecker
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import (
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"os"
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"time"
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)
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type statChecker struct {
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checker
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// dirname points to the directory that is used for checking.
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dirname string
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}
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func newStatChecker(dir string) ConditionChecker {
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sc := &statChecker{
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dirname: dir,
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}
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sc.initDefaults()
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sc.checker.runChecker = func() {
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sc.isRunning = true
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ticker := time.NewTicker(sc.interval)
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defer ticker.Stop()
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for {
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select {
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case <-sc.commands: // STOP command received
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sc.isRunning = false
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return
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case now := <-ticker.C:
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_, err := os.Stat(sc.dirname)
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if err != nil {
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sc.mutex.Lock()
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sc.healthy = false
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sc.err = err
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sc.mutex.Unlock()
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continue
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}
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sc.mutex.Lock()
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sc.healthy = true
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sc.err = nil
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sc.lastUpdate = now
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sc.mutex.Unlock()
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}
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}
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}
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return sc
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}
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