Device reconnection handling #15

Merged
esilva merged 10 commits from device-reconnection-handling into auto-detect-devices 2026-09-23 10:27:52 +01:00
8 changed files with 134 additions and 15 deletions
Showing only changes of commit b364931c80 - Show all commits
+22 -1
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@@ -11,6 +11,7 @@ import (
"sync"
"time"
"esdi/constants"
helper "esdi/helpers"
"esdi/peripheral"
"esdi/peripheral/communication"
@@ -438,7 +439,7 @@ func (d *CDashDisplay) SendData(data *telemetry.TelemetryData) error {
return nil
}
func (cds *CDashDisplay) Setup() error {
func (cds *CDashDisplay) setupForIracing() error {
err := cds.LoadLayout("layout.yaml")
if err != nil {
return err
@@ -446,3 +447,23 @@ func (cds *CDashDisplay) Setup() error {
return nil
}
func (cds *CDashDisplay) setupForBeamNG() error {
err := cds.LoadLayout("beamng.yaml")
if err != nil {
return err
}
return nil
}
func (cds *CDashDisplay) Setup(provider string) error {
switch provider {
case constants.IRacingProviderName:
return cds.setupForIracing()
case constants.BeamNGProviderName:
return cds.setupForBeamNG()
default:
return fmt.Errorf("unknown provider: %s", provider)
}
}
+1 -1
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@@ -25,7 +25,7 @@ func (uid *UIDevice) Close() error {
return nil
}
func (uid *UIDevice) Setup() error {
func (uid *UIDevice) Setup(provider string) error {
return nil
}
+1 -1
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@@ -17,7 +17,7 @@ const (
type Peripheral interface {
Name() string
Setup() error
Setup(string) error
SendData(*telemetry.TelemetryData) error
RequiredFields() []telemetry.FieldID
OnLoad() error
+50 -1
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@@ -2,6 +2,7 @@ package services
import (
"context"
"fmt"
"log/slog"
"sync/atomic"
@@ -23,7 +24,9 @@ type DeviceService struct {
// Output
Messages chan string
// Callbacks
OnTelemetryProviderDiscovered func()
OnPeripheralFound func(string)
// Telemetry service data fetchers
telemetryProvider func() (string, error)
}
func NewDeviceService(logger *slog.Logger, msg chan string) *DeviceService {
@@ -40,6 +43,9 @@ func NewDeviceService(logger *slog.Logger, msg chan string) *DeviceService {
dev.ctxDiscovery, dev.ctxDiscoveryCancel = context.WithCancel(context.Background())
go dev.FindDevices()
// Set the callbacks for PSS
dev.PSS.OnDeviceFound = dev.deviceFound
return dev
}
@@ -131,3 +137,46 @@ func (ds *DeviceService) transmit(ctx context.Context) {
}
}
}
func (ds *DeviceService) deviceFound(pname string) {
ds.OnPeripheralFound(pname)
}
// Callbacks [START] -----------------------------------------------------------
// ProviderFoundCallback should be called once the telemetry service finds a provider
// Here we need to setup our devices. Some devices might have different settings for
// different sims
func (ds *DeviceService) ProviderFoundCallback(name string) {
ds.Messages <- "Device services got triggered by a provider being found\n"
for _, peripheral := range ds.PSS.GetStates() {
// ds.Messages <- fmt.Sprintf("dev: %s, SETUP: %t, STATE: %d\n",
// peripheral.device.Name, peripheral.Setup, peripheral.State)
if peripheral.State != DeviceIsConnected || peripheral.Setup {
continue
}
// The device is connected and still needs to run the setup
ds.Messages <- fmt.Sprintf("device '%s' needs to be setup\n", peripheral.device.Name)
provider, err := ds.telemetryProvider()
if err != nil {
// Can't setup anything
continue
}
err = peripheral.Peripheral.Setup(provider)
if err != nil {
// TODO: log do something
continue
}
err = ds.PSS.UpdatePeripheralSetupState(peripheral.device.Name, true)
if err != nil {
// TODO: log do something
continue
}
}
}
// Callbacks [END] -------------------------------------------------------------
+26 -3
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@@ -32,6 +32,7 @@ type PeripheralState struct {
device *devices.Device
Peripheral peripheral.Peripheral
State DeviceState
Setup bool
}
func NewPeripheralState(
@@ -43,6 +44,7 @@ func NewPeripheralState(
device: dev,
Peripheral: peripheral,
State: state,
Setup: false,
}
return &perState
@@ -54,6 +56,8 @@ type PeripheralStateStore struct {
store map[string]*PeripheralState
// Messaging for UI and stuff
Messages chan string
// Callbacks
OnDeviceFound func(string)
}
func NewPeripheralStateStore(
@@ -117,6 +121,18 @@ func (pss *PeripheralStateStore) AddDevice(dev *devices.Device) error {
return nil
}
func (pss *PeripheralStateStore) UpdatePeripheralSetupState(pname string, nState bool) error {
if !pss.DeviceExists(pname) {
return ErrNoSuchDevice
}
pss.mu.Lock()
defer pss.mu.Unlock()
pss.store[pname].Setup = nState
return nil
}
// DeviceExists returns whether the store is already tracking `pname`
func (pss *PeripheralStateStore) DeviceExists(pname string) bool {
pss.mu.RLock()
@@ -156,11 +172,12 @@ func (pss *PeripheralStateStore) setDeviceConnected(pname string, per peripheral
pss.Logger.Info("found device", "device", pname)
pss.mu.Lock()
defer pss.mu.Unlock()
pss.store[pname].Peripheral = per
pss.store[pname].State = DeviceIsConnected
pss.mu.Unlock()
pss.Messages <- fmt.Sprintf("Device successfuly connected: %s\n", pname)
pss.OnDeviceFound(pname)
}
func (pss *PeripheralStateStore) setDeviceTimedOut(pname string) {
@@ -222,7 +239,6 @@ func (pss *PeripheralStateStore) handleDeviceReconnected(pname string) error {
return err
}
err = state.Peripheral.Setup()
if err != nil {
pss.Logger.Error("failed to setup peripheral", "peripheral", pname, "error", err)
return ErrFailedToSetupPeripheral
@@ -234,6 +250,12 @@ func (pss *PeripheralStateStore) handleDeviceReconnected(pname string) error {
return nil
}
// handleDeviceConnected will handle the device setup after it connects
func (pss *PeripheralStateStore) handleDeviceConnected(pname string) error {
// We need to query wheter we have a telemetry provider running or not
return nil
}
func (pss *PeripheralStateStore) HandleDeviceState() {
peripherals := pss.GetStates()
@@ -249,6 +271,7 @@ func (pss *PeripheralStateStore) HandleDeviceState() {
case DeviceIsConnected:
// Need to check if its streaming, if its not streaming than we have to do a healthcheck
pss.Logger.Debug("Device is connected. Normal", "device", pName)
pss.handleDeviceConnected(pName)
case DeviceReconnected:
// If the device has reconnected we need to reset the device and then set it as connected
pss.Logger.Debug("Device has reconnected. Clearing up state", "device", pName)
@@ -274,7 +297,7 @@ func (pss *PeripheralStateStore) HandleDeviceState() {
// FindDevices is a routine that goes over the devices in the PeripheralStateStore
// and handles their state accordingly
func (ds *DeviceService) FindDevices() {
ticker := time.NewTicker(2 * time.Second)
ticker := time.NewTicker(1 * time.Second)
defer ticker.Stop()
for {
+8 -2
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@@ -17,14 +17,20 @@ func NewOrchestrator(logger *slog.Logger) (*Orchestrator, error) {
devService := NewDeviceService(logger.With("service", "DeviceService"), msg)
telemService := NewTelemetryService(logger.With("service", "TelemetryService"), devService, msg)
telemService := NewTelemetryService(logger.With("service", "TelemetryService"), msg)
if telemService == nil {
return nil, errors.New("failed to create telemetry service")
}
go telemService.FindProvider(telemService.CtxMonitor)
// Need to setup the callbacks on the services
// Setup device service callbacks
devService.OnPeripheralFound = telemService.PeripheralFoundCallback
devService.telemetryProvider = telemService.GetTelemetryProviderName
// Setup telemetry service callbacks
telemService.OnProviderFound = devService.ProviderFoundCallback
telemService.peripheralProvider = devService.GetDevices
return &Orchestrator{
DeviceService: devService,
+25 -6
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@@ -2,20 +2,23 @@ package services
import (
"context"
"errors"
"log/slog"
"sync"
"time"
"esdi/peripheral"
"esdi/providers"
"esdi/telemetry"
telem "esdi/telemetry"
)
var ErrNoActiveProviderAvailable = errors.New("no active provider available")
// TelemetryService will be our base struct to handle telemetry data
// It should hook to a data sink and handle it like iRacing, BeamNG, AC and so on
type TelemetryService struct {
logger *slog.Logger
devService *DeviceService
logger *slog.Logger
// Streaming
isStreaming bool
// Concurrency protection
@@ -33,18 +36,18 @@ type TelemetryService struct {
CtxHealthcheck context.Context
healthCheckCancel context.CancelFunc
// Callbacks
OnDevicesDiscovered func()
OnProviderFound func(string)
// Devices data request
peripheralProvider func() []peripheral.Peripheral
}
func NewTelemetryService(
logger *slog.Logger,
devServo *DeviceService,
msg chan string,
) *TelemetryService {
newService := &TelemetryService{
logger: logger,
isConnected: false,
devService: devServo,
listeners: make(map[string]chan telem.TelemetryData),
Messages: msg,
}
@@ -74,6 +77,14 @@ func (t *TelemetryService) ProviderMonitor(ctx context.Context) {
}
}
func (t *TelemetryService) GetTelemetryProviderName() (string, error) {
if t.activeProvider == nil {
return "", ErrNoActiveProviderAvailable
}
return t.activeProvider.Name(), nil
}
// Listener Control [START] ----------------------------------------------------
func (t *TelemetryService) SubscribeListener(id string, bufferSize int) <-chan telem.TelemetryData {
@@ -108,7 +119,7 @@ func (t *TelemetryService) SubscribeToFields() []telem.FieldID {
seen := make(map[telemetry.FieldID]struct{})
var allFields []telemetry.FieldID
for _, dev := range t.devService.GetDevices() {
for _, dev := range t.peripheralProvider() {
for _, field := range dev.RequiredFields() {
if _, exists := seen[field]; !exists {
seen[field] = struct{}{}
@@ -263,3 +274,11 @@ func (t *TelemetryService) IsStreaming() bool {
}
// Streaming Control [END] -----------------------------------------------------
// Callbacks [START] -----------------------------------------------------------
func (t *TelemetryService) PeripheralFoundCallback(pname string) {
t.Messages <- "Telemetry service callback for peripheral found called\n"
}
// Callbacks [END] -------------------------------------------------------------
+1
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@@ -28,6 +28,7 @@ func (t *TelemetryService) onFindProvider(prov telem.TelemetryProvider) {
go t.ProviderMonitor(t.CtxHealthcheck)
// Tell the devices service we got a provider
t.OnProviderFound(prov.Name())
}
func (t *TelemetryService) onProviderStopsMidStream() {