file importing

1 files changed, 28 insertions, 0 deletions

diff --git a/cmd/vrouter/main.go b/cmd/vrouter/main.go
index 82b8195..158016a 100644
--- a/cmd/vrouter/main.go
+++ b/cmd/vrouter/main.go
@@ -4,9 +4,37 @@ import (
 	"bufio"
 	"fmt"
 	"os"
+	"time"
 )
 
+func SendUpdates() {
+	for _, iface := range myInterfaces {
+		// send RIP updates to all neighbors
+		for _, neighbor := range myNeighbors {
+			iface.udp.Write(neighbor, data)
+			// wait for response for 12 seconds
+			response := make([]byte, 512)
+			iface.udp.Read(response)
+			time.Sleep(12 * time.Second)
+			if len(response) == 0 {
+				RemoveNeighbor(neighbor)
+			}
+		}
+	}
+	time.Sleep(5 * time.Second)
+}
+
 func main() {
+	if len(os.Args) != 2 {
+		fmt.Printf("Usage:  %s <configFile>\n", os.Args[0])
+		os.Exit(1)
+	}
+
+	fileName := os.Args[1]
+
+	initialize(fileName)
+	go SendUpdates()
+	
 
 	scanner := bufio.NewScanner(os.Stdin)