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Determine system model for windows nodes

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This commit is contained in:
Angela Li 2019-07-30 13:22:53 -07:00
parent 269183a7a8
commit a02289a91b
1 changed files with 22 additions and 5 deletions
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27
pkg/credentialprovider/gcp/metadata.go
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@ -20,6 +20,8 @@ import (
"encoding/json"
"io/ioutil"
"net/http"
"os/exec"
"runtime"
"strings"
"time"
@ -115,12 +117,27 @@ func init() {
// Returns true if it finds a local GCE VM.
// Looks at a product file that is an undocumented API.
func onGCEVM() bool {
data, err := ioutil.ReadFile(gceProductNameFile)
if err != nil {
klog.V(2).Infof("Error while reading product_name: %v", err)
return false
var name string
if runtime.GOOS == "windows" {
data, err := exec.Command("wmic", "computersystem", "get", "model").Output()
if err != nil {
return false
}
fields := strings.Split(strings.TrimSpace(string(data)), "\r\n")
if len(fields) != 2 {
klog.V(2).Infof("Received unexpected value retrieving system model: %q", string(data))
return false
}
name = fields[1]
} else {
data, err := ioutil.ReadFile(gceProductNameFile)
if err != nil {
klog.V(2).Infof("Error while reading product_name: %v", err)
return false
}
name = strings.TrimSpace(string(data))
}
name := strings.TrimSpace(string(data))
return name == "Google" || name == "Google Compute Engine"
}