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65 lines
1.9 KiB
Go
65 lines
1.9 KiB
Go
//go:build !providerless && windows
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// +build !providerless,windows
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/*
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Copyright 2019 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 vsphere_volume
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import (
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"encoding/json"
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"fmt"
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"os/exec"
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"strings"
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"k8s.io/klog/v2"
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)
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type diskInfoResult struct {
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Number json.Number
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SerialNumber string
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}
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func verifyDevicePath(path string) (string, error) {
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if !strings.Contains(path, diskByIDPath) {
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// If this volume has already been mounted then
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// its devicePath will have already been converted to a disk number
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klog.V(4).Infof("Found vSphere disk attached with disk number %v", path)
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return path, nil
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}
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cmd := exec.Command("powershell", "/c", "Get-Disk | Select Number, SerialNumber | ConvertTo-JSON")
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output, err := cmd.Output()
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if err != nil {
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klog.Errorf("Get-Disk failed, error: %v, output: %q", err, string(output))
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return "", err
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}
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var results []diskInfoResult
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if err = json.Unmarshal(output, &results); err != nil {
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klog.Errorf("Failed to unmarshal Get-Disk json, output: %q", string(output))
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return "", err
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}
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serialNumber := strings.TrimPrefix(path, diskByIDPath+diskSCSIPrefix)
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for _, v := range results {
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if v.SerialNumber == serialNumber {
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klog.V(4).Infof("Found vSphere disk attached with serial %v", serialNumber)
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return v.Number.String(), nil
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}
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}
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return "", fmt.Errorf("unable to find vSphere disk with serial %v", serialNumber)
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}
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