/
install.go
108 lines (100 loc) · 2.5 KB
/
install.go
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//go:build windows
// +build windows
// This file is part of thor (https://github.com/notapipeline/thor).
//
// Copyright (c) 2024 Martin Proffitt <mproffitt@choclab.net>.
//
// This program is free software: you can redistribute it and/or modify it under
// the terms of the GNU General Public License as published by the Free Software
// Foundation, either version 3 of the License, or (at your option) any later
// version.
//
// This program is distributed in the hope that it will be useful, but WITHOUT ANY
// WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
// PARTICULAR PURPOSE. See the GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License along with
// this program. If not, see <https://www.gnu.org/licenses/>.
package windows
import (
"fmt"
"os"
"path/filepath"
"golang.org/x/sys/windows/svc/eventlog"
"golang.org/x/sys/windows/svc/mgr"
)
func (s *Service) exePath() (string, error) {
var err error
prog := os.Args[0]
p, err := filepath.Abs(prog)
if err != nil {
return "", err
}
fi, err := os.Stat(p)
if err == nil {
if !fi.Mode().IsDir() {
return p, nil
}
err = fmt.Errorf("%s is directory", p)
}
if filepath.Ext(p) == "" {
var fi os.FileInfo
p += ".exe"
fi, err = os.Stat(p)
if err == nil {
if !fi.Mode().IsDir() {
return p, nil
}
err = fmt.Errorf("%s is directory", p)
}
}
return "", err
}
func (service *Service) installService(name, desc string) error {
exepath, err := service.exePath()
if err != nil {
return err
}
m, err := mgr.Connect()
if err != nil {
return err
}
defer m.Disconnect()
s, err := m.OpenService(name)
if err == nil {
s.Close()
return fmt.Errorf("service %s already exists", name)
}
s, err = m.CreateService(name, exepath, mgr.Config{DisplayName: desc}, "agent")
if err != nil {
return err
}
defer s.Close()
err = eventlog.InstallAsEventCreate(name, eventlog.Error|eventlog.Warning|eventlog.Info)
if err != nil {
s.Delete()
return fmt.Errorf("SetupEventLogSource() failed: %s", err)
}
return nil
}
func (service *Service) removeService(name string) error {
m, err := mgr.Connect()
if err != nil {
return err
}
defer m.Disconnect()
s, err := m.OpenService(name)
if err != nil {
return fmt.Errorf("service %s is not installed", name)
}
defer s.Close()
err = s.Delete()
if err != nil {
return err
}
err = eventlog.Remove(name)
if err != nil {
return fmt.Errorf("RemoveEventLogSource() failed: %s", err)
}
return nil
}