func installService(name, desc string) error {
exepath, err := 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}, "is", "auto-started")
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 (ws *windowsService) Install() error {
exepath, err := ws.execPath()
if err != nil {
return err
}
m, err := mgr.Connect()
if err != nil {
return err
}
defer m.Disconnect()
s, err := m.OpenService(ws.Name)
if err == nil {
s.Close()
return fmt.Errorf("service %s already exists", ws.Name)
}
s, err = m.CreateService(ws.Name, exepath, mgr.Config{
DisplayName: ws.DisplayName,
Description: ws.Description,
StartType: mgr.StartAutomatic,
ServiceStartName: ws.UserName,
Password: ws.Option.string("Password", ""),
Dependencies: ws.Dependencies,
}, ws.Arguments...)
if err != nil {
return err
}
defer s.Close()
err = eventlog.InstallAsEventCreate(ws.Name, eventlog.Error|eventlog.Warning|eventlog.Info)
if err != nil {
s.Delete()
return fmt.Errorf("InstallAsEventCreate() failed: %s", err)
}
return nil
}
func TestLog(t *testing.T) {
if testing.Short() {
t.Skip("skipping test in short mode - it modifies system logs")
}
const name = "mylog"
const supports = eventlog.Error | eventlog.Warning | eventlog.Info
err := eventlog.InstallAsEventCreate(name, supports)
if err != nil {
t.Fatalf("Install failed: %s", err)
}
defer func() {
err = eventlog.Remove(name)
if err != nil {
t.Fatalf("Remove failed: %s", err)
}
}()
l, err := eventlog.Open(name)
if err != nil {
t.Fatalf("Open failed: %s", err)
}
defer l.Close()
err = l.Info(1, "info")
if err != nil {
t.Fatalf("Info failed: %s", err)
}
err = l.Warning(2, "warning")
if err != nil {
t.Fatalf("Warning failed: %s", err)
}
err = l.Error(3, "error")
if err != nil {
t.Fatalf("Error failed: %s", err)
}
}