multicast: stream MAC sender continuously like the IPv4 sender

2026-07-22 01:13:00 +02:00 · 2026-06-27 08:41:22 +02:00
parent 8c6f9cec49
commit 013932ed06
1 changed files with 4 additions and 1 deletions
@@ -65,7 +65,10 @@ class MacMCastSender:
        send_cmd = (
            "from scapy.all import sendp, Ether; "
            f"pkt=Ether(src='aa:bb:cc:dd:ee:ff', dst='{self.group}', type=0xdead); "
-            "sendp(pkt, iface='iface', count=50, inter=1./10)"
+            # loop until SIGINT (set on __exit__), like the IPv4 MCastSender's
+            # msend; a fixed count would drain before later verification steps
+            # run and they would capture nothing.
+            "sendp(pkt, iface='iface', inter=1./10, loop=1)"
        )
        self.proc = self.netns.popen(["python3", "-c", send_cmd], stdout=subprocess.PIPE, stderr=subprocess.PIPE)
        return self