mirror of
https://github.com/ceph/ceph-csi.git
synced 2024-12-21 04:20:23 +00:00
71 lines
1.4 KiB
Go
71 lines
1.4 KiB
Go
/*
|
|
Copyright 2023 ceph-csi 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 healthchecker
|
|
|
|
import (
|
|
"os"
|
|
"time"
|
|
)
|
|
|
|
type statChecker struct {
|
|
checker
|
|
|
|
// dirname points to the directory that is used for checking.
|
|
dirname string
|
|
}
|
|
|
|
func newStatChecker(dir string) ConditionChecker {
|
|
sc := &statChecker{
|
|
dirname: dir,
|
|
}
|
|
sc.initDefaults()
|
|
|
|
sc.checker.runChecker = func() {
|
|
sc.isRunning = true
|
|
|
|
ticker := time.NewTicker(sc.interval)
|
|
defer ticker.Stop()
|
|
|
|
for {
|
|
select {
|
|
case <-sc.commands: // STOP command received
|
|
sc.isRunning = false
|
|
|
|
return
|
|
case now := <-ticker.C:
|
|
_, err := os.Stat(sc.dirname)
|
|
if err != nil {
|
|
sc.mutex.Lock()
|
|
sc.healthy = false
|
|
sc.err = err
|
|
sc.mutex.Unlock()
|
|
|
|
continue
|
|
}
|
|
|
|
sc.mutex.Lock()
|
|
sc.healthy = true
|
|
sc.err = nil
|
|
sc.lastUpdate = now
|
|
sc.mutex.Unlock()
|
|
}
|
|
}
|
|
}
|
|
|
|
return sc
|
|
}
|