49 lines
1.0 KiB
Go
49 lines
1.0 KiB
Go
// +build windows
|
|
|
|
package procstat
|
|
|
|
import (
|
|
"unsafe"
|
|
|
|
"golang.org/x/sys/windows"
|
|
"golang.org/x/sys/windows/svc/mgr"
|
|
)
|
|
|
|
func getService(name string) (*mgr.Service, error) {
|
|
m, err := mgr.Connect()
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
defer m.Disconnect()
|
|
|
|
srv, err := m.OpenService(name)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
return srv, nil
|
|
}
|
|
|
|
func queryPidWithWinServiceName(winServiceName string) (uint32, error) {
|
|
srv, err := getService(winServiceName)
|
|
if err != nil {
|
|
return 0, err
|
|
}
|
|
|
|
var p *windows.SERVICE_STATUS_PROCESS
|
|
var bytesNeeded uint32
|
|
var buf []byte
|
|
|
|
if err := windows.QueryServiceStatusEx(srv.Handle, windows.SC_STATUS_PROCESS_INFO, nil, 0, &bytesNeeded); err != windows.ERROR_INSUFFICIENT_BUFFER {
|
|
return 0, err
|
|
}
|
|
|
|
buf = make([]byte, bytesNeeded)
|
|
p = (*windows.SERVICE_STATUS_PROCESS)(unsafe.Pointer(&buf[0]))
|
|
if err := windows.QueryServiceStatusEx(srv.Handle, windows.SC_STATUS_PROCESS_INFO, &buf[0], uint32(len(buf)), &bytesNeeded); err != nil {
|
|
return 0, err
|
|
}
|
|
|
|
return p.ProcessId, nil
|
|
}
|