snr/fermentord
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Handle LCD errors gracefully
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continuous-integration/drone/push Build encountered an error
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This commit is contained in:
Søren Rasmussen 2024-06-15 19:30:52 +02:00
parent a055514612
commit cbc1f161c1
1 changed files with 17 additions and 6 deletions
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23
cmd/fermentord/loop.go
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@ -27,12 +27,15 @@ func mainLoop(ctx context.Context, wg *sync.WaitGroup, js nats.JetStream) {
config := configuration.Global() config := configuration.Global()
// Display // Display
var hasDisplay bool
display, err := lcd.NewLCD(config.I2C.Bus) display, err := lcd.NewLCD(config.I2C.Bus)
if err != nil { if err != nil {
hub.CaptureException(err) hub.CaptureException(err)
log.Fatal(err) log.Printf("Error initializing LCD: %v", err)
} else {
hasDisplay = true
defer display.Close()
} }
defer display.Close()
// Controller // Controller
ctrl := controllers.NewChamberController(config) ctrl := controllers.NewChamberController(config)
@ -60,8 +63,12 @@ func mainLoop(ctx context.Context, wg *sync.WaitGroup, js nats.JetStream) {
} }
defer gpio.Close() defer gpio.Close()
wg.Add(5) if hasDisplay {
go display.Run(ctx, wg) wg.Add(1)
go display.Run(ctx, wg)
}
wg.Add(4)
go ctrl.Run(ctx, wg) go ctrl.Run(ctx, wg)
go ingest.Run(ctx, wg) go ingest.Run(ctx, wg)
go temperature.PollSensors(ctx, wg, 1*time.Second, config.Sensors.Weight) go temperature.PollSensors(ctx, wg, 1*time.Second, config.Sensors.Weight)
@ -77,7 +84,9 @@ func mainLoop(ctx context.Context, wg *sync.WaitGroup, js nats.JetStream) {
case reading := <-temperature.Reading: case reading := <-temperature.Reading:
ctrl.SetTemperature(reading) ctrl.SetTemperature(reading)
ingest.AddReading(reading) ingest.AddReading(reading)
display.SetTemperature(reading) if hasDisplay {
display.SetTemperature(reading)
}
case <-temperature.RequestReset: case <-temperature.RequestReset:
log.Print("Powering down one wire bus for 20 seconds") log.Print("Powering down one wire bus for 20 seconds")
@ -111,7 +120,9 @@ func mainLoop(ctx context.Context, wg *sync.WaitGroup, js nats.JetStream) {
case state := <-ctrl.C: case state := <-ctrl.C:
gpioSetState(state, gpio, config) gpioSetState(state, gpio, config)
ingest.AddState(state) ingest.AddState(state)
display.SetState(state) if hasDisplay {
display.SetState(state)
}
case c := <-chConfigChange: case c := <-chConfigChange:
config = c config = c