robocar-simulator/cmd/rc-simulator/rc-simultator.go

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2020-09-20 21:16:06 +00:00
package main
import (
"flag"
"github.com/cyrilix/robocar-base/cli"
"github.com/cyrilix/robocar-simulator/camera"
"log"
"os"
)
const DefaultClientId = "robocar-camera"
func main() {
var mqttBroker, username, password, clientId, topicBase string
var address string
mqttQos := cli.InitIntFlag("MQTT_QOS", 0)
_, mqttRetain := os.LookupEnv("MQTT_RETAIN")
cli.InitMqttFlags(DefaultClientId, &mqttBroker, &username, &password, &clientId, &mqttQos, &mqttRetain)
flag.StringVar(&topicBase, "mqtt-topic", os.Getenv("MQTT_TOPIC"), "Mqtt topic to publish camera frames, use MQTT_TOPIC if args not set")
flag.StringVar(&address, "simulator-address", "127.0.0.1:9091", "Simulator address")
flag.Parse()
if len(os.Args) <= 1 {
flag.PrintDefaults()
os.Exit(1)
}
client, err := cli.Connect(mqttBroker, username, password, clientId)
if err != nil {
log.Fatalf("unable to connect to mqtt broker: %v", err)
}
defer client.Disconnect(10)
c := camera.New(camera.NewMqttPublisher(client, topicBase), address)
defer c.Stop()
cli.HandleExit(c)
err = c.Start()
if err != nil {
log.Fatalf("unable to start service: %v", err)
}
}