func (h *handlerManager) DeleteApplication(ctx context.Context, in *pb.ApplicationIdentifier) (*empty.Empty, error) {
if err := in.Validate(); err != nil {
return nil, errors.Wrap(err, "Invalid Application Identifier")
}
ctx, claims, err := h.validateTTNAuthAppContext(ctx, in.AppId)
if err != nil {
return nil, err
}
if !claims.AppRight(in.AppId, rights.AppSettings) {
return nil, errors.NewErrPermissionDenied(`No "settings" rights to application`)
}
_, err = h.handler.applications.Get(in.AppId)
if err != nil {
return nil, err
}
// Get and delete all devices for this application
devices, err := h.handler.devices.ListForApp(in.AppId)
if err != nil {
return nil, err
}
for _, dev := range devices {
_, err = h.deviceManager.DeleteDevice(ctx, &pb_lorawan.DeviceIdentifier{AppEui: &dev.AppEUI, DevEui: &dev.DevEUI})
if err != nil {
return nil, errors.Wrap(errors.FromGRPCError(err), "Broker did not delete device")
}
err = h.handler.devices.Delete(dev.AppID, dev.DevID)
if err != nil {
return nil, err
}
}
// Delete the Application
err = h.handler.applications.Delete(in.AppId)
if err != nil {
return nil, err
}
token, _ := api.TokenFromContext(ctx)
err = h.handler.Discovery.RemoveAppID(in.AppId, token)
if err != nil {
h.handler.Ctx.WithField("AppID", in.AppId).WithError(errors.FromGRPCError(err)).Warn("Could not unregister Application from Discovery")
}
return &empty.Empty{}, nil
}
// ValidateTTNAuthContext gets a token from the context and validates it
func (c *Component) ValidateTTNAuthContext(ctx context.Context) (*claims.Claims, error) {
token, err := api.TokenFromContext(ctx)
if err != nil {
return nil, err
}
if c.TokenKeyProvider == nil {
return nil, errors.NewErrInternal("No token provider configured")
}
claims, err := claims.FromToken(c.TokenKeyProvider, token)
if err != nil {
return nil, errors.NewErrPermissionDenied(err.Error())
}
return claims, nil
}
func (h *handlerManager) RegisterApplication(ctx context.Context, in *pb.ApplicationIdentifier) (*empty.Empty, error) {
if err := in.Validate(); err != nil {
return nil, errors.Wrap(err, "Invalid Application Identifier")
}
ctx, claims, err := h.validateTTNAuthAppContext(ctx, in.AppId)
if err != nil {
return nil, err
}
if !claims.AppRight(in.AppId, rights.AppSettings) {
return nil, errors.NewErrPermissionDenied(`No "settings" rights to application`)
}
app, err := h.handler.applications.Get(in.AppId)
if err != nil && errors.GetErrType(err) != errors.NotFound {
return nil, err
}
if app != nil {
return nil, errors.NewErrAlreadyExists("Application")
}
err = h.handler.applications.Set(&application.Application{
AppID: in.AppId,
})
if err != nil {
return nil, err
}
token, _ := api.TokenFromContext(ctx)
err = h.handler.Discovery.AddAppID(in.AppId, token)
if err != nil {
h.handler.Ctx.WithField("AppID", in.AppId).WithError(err).Warn("Could not register Application with Discovery")
}
_, err = h.handler.ttnBrokerManager.RegisterApplicationHandler(ctx, &pb_broker.ApplicationHandlerRegistration{
AppId: in.AppId,
HandlerId: h.handler.Identity.Id,
})
if err != nil {
h.handler.Ctx.WithField("AppID", in.AppId).WithError(err).Warn("Could not register Application with Broker")
}
return &empty.Empty{}, nil
}
func TestClient(t *testing.T) {
a := New(t)
ctx := GetLogger(t, "Monitor Client")
rand.Seed(time.Now().UnixNano())
port := rand.Intn(1000) + 10000
go startExampleServer(2, port)
{
client, err := NewClient(ctx, fmt.Sprintf("localhost:%d", port))
a.So(err, ShouldBeNil)
a.So(client.IsConnected(), ShouldBeTrue)
a.So(client.Reopen(), ShouldBeNil)
a.So(client.IsConnected(), ShouldBeTrue)
a.So(client.Close(), ShouldBeNil)
}
{
client, _ := NewClient(ctx, fmt.Sprintf("localhost:%d", port))
gtw := client.GatewayClient("dev")
a.So(gtw.IsConfigured(), ShouldBeFalse)
gtw.SetToken("SOME.AWESOME.JWT")
a.So(gtw.IsConfigured(), ShouldBeTrue)
ctx := gtw.(*gatewayClient).Context()
id, _ := api.IDFromContext(ctx)
a.So(id, ShouldEqual, "dev")
token, _ := api.TokenFromContext(ctx)
a.So(token, ShouldEqual, "SOME.AWESOME.JWT")
a.So(client.Close(), ShouldBeNil)
}
{
client, _ := NewClient(ctx, fmt.Sprintf("localhost:%d", port))
defer client.Close()
gtw := client.GatewayClient("dev")
err := gtw.SendStatus(&gateway.Status{})
a.So(err, ShouldBeNil)
gtw.SetToken("SOME.AWESOME.JWT")
// The first two statuses are OK
for i := 0; i < 2; i++ {
err = gtw.SendStatus(&gateway.Status{})
a.So(err, ShouldBeNil)
}
// The next one will cause an error on the test server
err = gtw.SendStatus(&gateway.Status{})
time.Sleep(10 * time.Millisecond)
// Then, we are going to buffer 10 statuses locally
for i := 0; i < 10; i++ {
err = gtw.SendStatus(&gateway.Status{})
a.So(err, ShouldBeNil)
}
// After which statuses will get dropped
err = gtw.SendStatus(&gateway.Status{})
a.So(err, ShouldNotBeNil)
time.Sleep(100 * time.Millisecond)
}
{
client, _ := NewClient(ctx, fmt.Sprintf("localhost:%d", port))
defer client.Close()
gtw := client.GatewayClient("dev")
err := gtw.SendUplink(&router.UplinkMessage{})
a.So(err, ShouldBeNil)
gtw.SetToken("SOME.AWESOME.JWT")
// The first two messages are OK
for i := 0; i < 2; i++ {
err = gtw.SendUplink(&router.UplinkMessage{})
a.So(err, ShouldBeNil)
}
// The next one will cause an error on the test server
err = gtw.SendUplink(&router.UplinkMessage{})
time.Sleep(10 * time.Millisecond)
// Then, we are going to buffer 10 messages locally
for i := 0; i < 10; i++ {
err = gtw.SendUplink(&router.UplinkMessage{})
a.So(err, ShouldBeNil)
}
// After which messages will get dropped
err = gtw.SendUplink(&router.UplinkMessage{})
a.So(err, ShouldNotBeNil)
time.Sleep(100 * time.Millisecond)
}
{
client, _ := NewClient(ctx, fmt.Sprintf("localhost:%d", port))
defer client.Close()
gtw := client.GatewayClient("dev")
err := gtw.SendDownlink(&router.DownlinkMessage{})
a.So(err, ShouldBeNil)
gtw.SetToken("SOME.AWESOME.JWT")
// The first two messages are OK
for i := 0; i < 2; i++ {
err = gtw.SendDownlink(&router.DownlinkMessage{})
a.So(err, ShouldBeNil)
}
// The next one will cause an error on the test server
err = gtw.SendDownlink(&router.DownlinkMessage{})
time.Sleep(10 * time.Millisecond)
// Then, we are going to buffer 10 messages locally
for i := 0; i < 10; i++ {
err = gtw.SendDownlink(&router.DownlinkMessage{})
a.So(err, ShouldBeNil)
}
// After which messages will get dropped
err = gtw.SendDownlink(&router.DownlinkMessage{})
a.So(err, ShouldNotBeNil)
time.Sleep(100 * time.Millisecond)
}
}