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device.go
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device.go
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/*
Copyright © 2021 Alibaba Group Holding Ltd.
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 discovery
import (
"io/ioutil"
"path/filepath"
"regexp"
localv1alpha1 "github.com/alibaba/open-local/pkg/apis/storage/v1alpha1"
deviceutil "github.com/alibaba/open-local/pkg/utils/device"
)
func (d *Discoverer) discoverDevices(newStatus *localv1alpha1.NodeLocalStorageStatus) error {
sysBlockPath := filepath.Join(d.SysPath, "/block")
blockRegExp := regexp.MustCompile(d.RegExp)
blockDirs, err := ioutil.ReadDir(sysBlockPath)
if err != nil {
return err
}
for _, blockName := range blockDirs {
if blockRegExp.MatchString(blockName.Name()) {
device, err := deviceutil.GetBlockInfo(d.SysPath, blockName.Name())
if err != nil {
return err
}
devices, err := deviceutil.GetPartitionsInfo(d.SysPath, blockName.Name())
if err != nil {
return err
}
devices = append(devices, device)
for _, device := range devices {
var deviceInfo localv1alpha1.DeviceInfo
deviceInfo.Name = device.Name
deviceInfo.MediaType = device.MediaType
deviceInfo.ReadOnly = device.ReadOnly
deviceInfo.Total = device.Total
deviceInfo.Condition = localv1alpha1.StorageReady
newStatus.NodeStorageInfo.DeviceInfos = append(newStatus.NodeStorageInfo.DeviceInfos, deviceInfo)
}
}
}
return nil
}