mirror of
https://github.com/ceph/ceph-csi.git
synced 2024-12-22 13:00:19 +00:00
116 lines
2.8 KiB
Go
116 lines
2.8 KiB
Go
// +build windows
|
|
|
|
/*
|
|
Copyright 2017 The Kubernetes 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 winstats
|
|
|
|
import (
|
|
"fmt"
|
|
"unsafe"
|
|
|
|
"golang.org/x/sys/windows"
|
|
)
|
|
|
|
// getCurrentVersionVal gets value of specified key from registry.
|
|
func getCurrentVersionVal(key string) (string, error) {
|
|
var h windows.Handle
|
|
if err := windows.RegOpenKeyEx(windows.HKEY_LOCAL_MACHINE,
|
|
windows.StringToUTF16Ptr(`SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\`),
|
|
0,
|
|
windows.KEY_READ,
|
|
&h); err != nil {
|
|
return "", err
|
|
}
|
|
defer windows.RegCloseKey(h)
|
|
|
|
var buf [128]uint16
|
|
var typ uint32
|
|
n := uint32(len(buf) * int(unsafe.Sizeof(buf[0]))) // api expects array of bytes, not uint16
|
|
if err := windows.RegQueryValueEx(h,
|
|
windows.StringToUTF16Ptr(key),
|
|
nil,
|
|
&typ,
|
|
(*byte)(unsafe.Pointer(&buf[0])),
|
|
&n); err != nil {
|
|
return "", err
|
|
}
|
|
|
|
return windows.UTF16ToString(buf[:]), nil
|
|
}
|
|
|
|
// getVersionRevision gets revision from UBR registry.
|
|
func getVersionRevision() (uint16, error) {
|
|
revisionString, err := getCurrentVersionVal("UBR")
|
|
if err != nil {
|
|
return 0, err
|
|
}
|
|
|
|
revision, err := windows.UTF16FromString(revisionString)
|
|
if err != nil {
|
|
return 0, err
|
|
}
|
|
|
|
return revision[0], nil
|
|
}
|
|
|
|
// getKernelVersion gets the version of windows kernel.
|
|
func getKernelVersion() (string, error) {
|
|
// Get CurrentBuildNumber.
|
|
buildNumber, err := getCurrentVersionVal("CurrentBuildNumber")
|
|
if err != nil {
|
|
return "", err
|
|
}
|
|
|
|
// Get CurrentMajorVersionNumber.
|
|
majorVersionNumberString, err := getCurrentVersionVal("CurrentMajorVersionNumber")
|
|
if err != nil {
|
|
return "", err
|
|
}
|
|
majorVersionNumber, err := windows.UTF16FromString(majorVersionNumberString)
|
|
if err != nil {
|
|
return "", err
|
|
}
|
|
|
|
// Get CurrentMinorVersionNumber.
|
|
minorVersionNumberString, err := getCurrentVersionVal("CurrentMinorVersionNumber")
|
|
if err != nil {
|
|
return "", err
|
|
}
|
|
minorVersionNumber, err := windows.UTF16FromString(minorVersionNumberString)
|
|
if err != nil {
|
|
return "", err
|
|
}
|
|
|
|
// Get UBR.
|
|
revision, err := getVersionRevision()
|
|
if err != nil {
|
|
return "", err
|
|
}
|
|
|
|
return fmt.Sprintf("%d.%d.%s.%d\n", majorVersionNumber[0], minorVersionNumber[0], buildNumber, revision), nil
|
|
}
|
|
|
|
// getOSImageVersion gets the osImage name and version.
|
|
func getOSImageVersion() (string, error) {
|
|
productName, err := getCurrentVersionVal("ProductName")
|
|
if err != nil {
|
|
return "", nil
|
|
}
|
|
|
|
return productName, nil
|
|
}
|