You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.

72 lines
1.7 KiB

// Copyright 2012 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// +build windows
package mgr
import (
"syscall"
"golang.org/x/sys/windows"
"golang.org/x/sys/windows/svc"
)
// TODO(brainman): Use EnumDependentServices to enumerate dependent services.
// Service is used to access Windows service.
type Service struct {
Name string
Handle windows.Handle
}
// Delete marks service s for deletion from the service control manager database.
func (s *Service) Delete() error {
return windows.DeleteService(s.Handle)
}
// Close relinquish access to the service s.
func (s *Service) Close() error {
return windows.CloseServiceHandle(s.Handle)
}
// Start starts service s.
// args will be passed to svc.Handler.Execute.
func (s *Service) Start(args ...string) error {
var p **uint16
if len(args) > 0 {
vs := make([]*uint16, len(args))
for i := range vs {
vs[i] = syscall.StringToUTF16Ptr(args[i])
}
p = &vs[0]
}
return windows.StartService(s.Handle, uint32(len(args)), p)
}
// Control sends state change request c to the servce s.
func (s *Service) Control(c svc.Cmd) (svc.Status, error) {
var t windows.SERVICE_STATUS
err := windows.ControlService(s.Handle, uint32(c), &t)
if err != nil {
return svc.Status{}, err
}
return svc.Status{
State: svc.State(t.CurrentState),
Accepts: svc.Accepted(t.ControlsAccepted),
}, nil
}
// Query returns current status of service s.
func (s *Service) Query() (svc.Status, error) {
var t windows.SERVICE_STATUS
err := windows.QueryServiceStatus(s.Handle, &t)
if err != nil {
return svc.Status{}, err
}
return svc.Status{
State: svc.State(t.CurrentState),
Accepts: svc.Accepted(t.ControlsAccepted),
}, nil
}