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Fix trigger and other small stuff

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This commit is contained in:
Søren Rasmussen 2022-03-06 22:52:21 +01:00
parent 9576f8e664
commit df6355e91a
4 changed files with 16 additions and 13 deletions
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4
README.md
View file

@ -67,7 +67,7 @@ to your /boot/config.txt. The default data pin is GPIO4, but that can be
changed from 4 to x with `dtoverlay=w1-gpio,gpiopin=x`.
```bash
echo dtoverlay=w1-gpio,pgiopin=4 >> /boot/config.txt
echo dtoverlay=w1-gpio,gpiopin=4,pullup=0 >> /boot/config.txt
modprobe wire
modprobe w1-gpio
@ -78,5 +78,5 @@ modprobe w1-therm
```bash
cd cmd/fermentord
GOARCH=arm GOOS=linux go build
GOARCH=arm GOARM=6 GOOS=linux go build
```

12
cmd/fermentord/db.go
View file

@ -17,14 +17,14 @@ var (
f *os.File
)
func persistData(ctx context.Context, wg *sync.WaitGroup, chState <-chan controllers.ChamberState, chTemp <-chan temperature.TemperatureReading) {
func persistData(ctx context.Context, wg *sync.WaitGroup, chState <-chan controllers.ChamberState, chTemp <-chan temperature.TemperatureReading, config *controllers.ControllerConfig) {
var err error
hub := sentry.CurrentHub().Clone()
defer hub.Flush(10 * time.Second)
defer wg.Done()
hub := sentry.CurrentHub().Clone()
f, err = os.OpenFile("data.txt", os.O_WRONLY|os.O_CREATE|os.O_APPEND, 0640)
f, err = os.OpenFile(config.DataPath, os.O_WRONLY|os.O_CREATE|os.O_APPEND, 0640)
if err != nil {
hub.CaptureException(err)
log.Fatal(err)
@ -68,6 +68,10 @@ func persistData(ctx context.Context, wg *sync.WaitGroup, chState <-chan control
}
case <-ctx.Done():
if err := datlog("%v STATE OFF", time.Now().Unix()); err != nil {
hub.CaptureException(err)
log.Printf("Error persisting state change: %v", err)
}
return
}
}

4
cmd/fermentord/main.go
View file

@ -55,7 +55,7 @@ func mainLoop(ctx context.Context, wg *sync.WaitGroup, js nats.JetStream, config
defer close(chDbState)
wg.Add(3)
go persistData(ctx, wg, chDbState, chDbTemp)
go persistData(ctx, wg, chDbState, chDbTemp, config)
go ctrl.Run(ctx, wg)
go temperature.PollSensors(ctx, wg, 1*time.Second)
@ -175,6 +175,7 @@ func main() {
go srv.ListenAndServe()
daemon.WaitForSignalsDefault()
log.Print("Shutting down")
// Initiate graceful shutdown.
wg.Add(1)
@ -182,6 +183,7 @@ func main() {
shutdown()
nc.Close()
wg.Wait()
log.Print("Shutdown complete")
}
func shutdownHTTP(ctx context.Context, wg *sync.WaitGroup, srv *http.Server) {

9
pkg/temperature/ds18b20.go
View file

@ -90,7 +90,7 @@ func PollSensors(ctx context.Context, wg *sync.WaitGroup, readingInterval time.D
}
// Read all sensors.
readSensors()
readSensors(hub)
case c := <-ConfigUpdates:
sensors = c
@ -102,10 +102,7 @@ func PollSensors(ctx context.Context, wg *sync.WaitGroup, readingInterval time.D
}
}
func readSensors() {
hub := sentry.CurrentHub().Clone()
defer hub.Flush(10 * time.Second)
func readSensors(hub *sentry.Hub) {
for _, sensor := range sensors {
start := time.Now()
t, err := read(sensor)
@ -145,7 +142,7 @@ func triggerBulkRead() error {
}
defer f.Close()
_, err = f.WriteString("trigger")
_, err = f.WriteString("trigger\n")
return err
}