Files
ctrld/internal/system/metadata_windows.go
2025-12-18 17:10:39 +07:00

75 lines
2.0 KiB
Go

package system
import (
"errors"
"fmt"
"io"
"log"
"os"
"strings"
"unsafe"
"github.com/microsoft/wmi/pkg/base/host"
hh "github.com/microsoft/wmi/pkg/hardware/host"
"golang.org/x/sys/windows"
)
// GetActiveDirectoryDomain returns AD domain name of this computer.
func GetActiveDirectoryDomain() (string, error) {
log.SetOutput(io.Discard)
defer log.SetOutput(os.Stderr)
// 1) Check environment variable
envDomain := os.Getenv("USERDNSDOMAIN")
if envDomain != "" {
return strings.TrimSpace(envDomain), nil
}
// 2) Query WMI via the microsoft/wmi library
whost := host.NewWmiLocalHost()
cs, err := hh.GetComputerSystem(whost)
if cs != nil {
defer cs.Close()
}
if err != nil {
return "", err
}
pod, err := cs.GetPropertyPartOfDomain()
if err != nil {
return "", err
}
if pod {
domainVal, err := cs.GetPropertyDomain()
if err != nil {
return "", fmt.Errorf("failed to get domain property: %w", err)
}
domainName := strings.TrimSpace(fmt.Sprintf("%v", domainVal))
if domainName == "" {
return "", errors.New("machine does not appear to have a domain set")
}
return domainName, nil
}
return "", nil
}
// DomainJoinedStatus returns the domain joined status of the current computer.
//
// NETSETUP_JOIN_STATUS constants from Microsoft Windows API
// See: https://learn.microsoft.com/en-us/windows/win32/api/lmjoin/ne-lmjoin-netsetup_join_status
//
// NetSetupUnknownStatus uint32 = 0 // The status is unknown
// NetSetupUnjoined uint32 = 1 // The computer is not joined to a domain or workgroup
// NetSetupWorkgroupName uint32 = 2 // The computer is joined to a workgroup
// NetSetupDomainName uint32 = 3 // The computer is joined to a domain
func DomainJoinedStatus() (uint32, error) {
var domain *uint16
var status uint32
if err := windows.NetGetJoinInformation(nil, &domain, &status); err != nil {
return 0, fmt.Errorf("failed to get domain join status: %w", err)
}
defer windows.NetApiBufferFree((*byte)(unsafe.Pointer(domain)))
return status, nil
}