"Overhaul Architecture"

Closes #67 (closed)

cmd/gnmi-telemetry/telemetry.go

+package main
+
+import (
+	"code.fbi.h-da.de/cocsn/gosdn/forks/goarista/gnmi"
+	"code.fbi.h-da.de/cocsn/gosdn/nucleus"
+	"context"
+	"fmt"
+	"github.com/google/uuid"
+	gpb "github.com/openconfig/gnmi/proto/gnmi"
+	log "github.com/sirupsen/logrus"
+	"os"
+	"os/signal"
+	"syscall"
+	"time"
+)
+
+func main() {
+	log.SetLevel(log.DebugLevel)
+	sbi := &nucleus.AristaOC{}
+
+	device := nucleus.Device{
+		GoStruct: sbi.Schema().Root,
+		SBI:      sbi,
+		Config: nucleus.DeviceConfig{
+			Uuid: uuid.New(),
+		},
+	}
+	pnd := nucleus.NewPND("openconfig", "a simple openconfig PND", sbi)
+	if err := pnd.AddDevice(&device); err != nil {
+		log.Fatal(err)
+	}
+
+	transport := &nucleus.Gnmi{
+		SetNode:  sbi.SetNode(),
+		RespChan: make(chan *gpb.SubscribeResponse),
+	}
+	cfg := &gnmi.Config{
+		Addr:     "portainer.danet.fbi.h-da.de:6030",
+		Username: "admin",
+		Password: "arista",
+		Encoding: gpb.Encoding_JSON_IETF,
+	}
+	transport.SetConfig(cfg)
+
+	device.Transport = transport
+
+	paths := []string{"/interfaces/interface/name"}
+
+	opts := &gnmi.SubscribeOptions{
+		UpdatesOnly:       false,
+		Prefix:            "",
+		Mode:              "stream",
+		StreamMode:        "sample",
+		SampleInterval:    uint64(10 * time.Second.Nanoseconds()),
+		SuppressRedundant: false,
+		HeartbeatInterval: uint64(time.Second.Nanoseconds()),
+		Paths:             gnmi.SplitPaths(paths),
+		Origin:            "",
+		Target:            device.Config.Address,
+	}
+	done := make(chan os.Signal, 1)
+	signal.Notify(done, syscall.SIGILL, syscall.SIGTERM)
+	ctx := context.WithValue(context.Background(), "opts", opts)
+	go func() {
+		if err := transport.Subscribe(ctx); err != nil {
+			log.Fatal(err)
+		}
+	}()
+	fmt.Println("awaiting signal")
+	<-done
+	fmt.Println("exiting")
+}