72 lines
1.5 KiB
Go
72 lines
1.5 KiB
Go
package main
|
|
|
|
import (
|
|
"fmt"
|
|
"git.entr0py.de/garionion/pac3100-exporter/exporter"
|
|
"git.entr0py.de/garionion/pac3100-exporter/scraper"
|
|
"github.com/labstack/echo/v4"
|
|
"github.com/labstack/echo/v4/middleware"
|
|
"github.com/prometheus/client_golang/prometheus/promhttp"
|
|
"github.com/rs/zerolog"
|
|
"github.com/rs/zerolog/log"
|
|
"os"
|
|
"sync"
|
|
"time"
|
|
)
|
|
|
|
func main() {
|
|
zerolog.TimeFieldFormat = time.RFC1123Z
|
|
consoleWriter := zerolog.ConsoleWriter{Out: os.Stdout, TimeFormat: time.RFC1123Z}
|
|
log.Logger = log.Output(consoleWriter).With().Timestamp().Logger()
|
|
|
|
exp := exporter.New()
|
|
|
|
usb0, err := scraper.New("/dev/ttyUSB0", log.Logger)
|
|
if err != nil {
|
|
log.Panic().Err(err)
|
|
}
|
|
|
|
usb1, err := scraper.New("/dev/ttyUSB1", log.Logger)
|
|
if err != nil {
|
|
log.Panic().Err(err)
|
|
}
|
|
|
|
log.Info().Msg("starting")
|
|
go scrape(exp, usb0, usb1)
|
|
|
|
app := echo.New()
|
|
app.Use(middleware.Recover())
|
|
|
|
app.GET("/metrics", echo.WrapHandler(promhttp.Handler()))
|
|
|
|
log.Fatal().Err(app.Start(":9555"))
|
|
}
|
|
|
|
func scrape(exp exporter.Exporter, devices ...*scraper.Scraper) {
|
|
var wg sync.WaitGroup
|
|
|
|
ticker := time.NewTicker(1 * time.Second)
|
|
for {
|
|
wg.Add(2)
|
|
go func() {
|
|
defer wg.Done()
|
|
measurement, err := devices[0].GetMeasurments()
|
|
if err != nil {
|
|
fmt.Println(err.Error())
|
|
}
|
|
exp.SetMeasurements(measurement, "device0")
|
|
}()
|
|
go func() {
|
|
defer wg.Done()
|
|
measurement, err := devices[1].GetMeasurments()
|
|
if err != nil {
|
|
fmt.Println(err.Error())
|
|
}
|
|
exp.SetMeasurements(measurement, "device1")
|
|
}()
|
|
|
|
wg.Wait()
|
|
|
|
<-ticker.C
|
|
}
|
|
}
|