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gattc/linux: DiscoverServices times out in 10s

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David Barroso 2021-11-01 08:41:57 +01:00 committed by Ron Evans
parent 7f3b96cff9
commit bd75a42694
1 changed files with 5 additions and 0 deletions
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5
gattc_linux.go
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@ -38,6 +38,8 @@ func (s *DeviceService) UUID() UUID {
// On Linux with BlueZ, this just waits for the ServicesResolved signal (if
// services haven't been resolved yet) and uses this list of cached services.
func (d *Device) DiscoverServices(uuids []UUID) ([]DeviceService, error) {
start := time.Now()
for {
resolved, err := d.device.GetServicesResolved()
if err != nil {
@ -48,6 +50,9 @@ func (d *Device) DiscoverServices(uuids []UUID) ([]DeviceService, error) {
}
// This is a terrible hack, but I couldn't find another way.
time.Sleep(10 * time.Millisecond)
if time.Since(start) > 10*time.Second {
return nil, errors.New("timeout on DiscoverServices")
}
}
services := []DeviceService{}