script that start igmp on all interfaces and python code to test the emission of messages

emulation/client1/root/server.py

+import socket
+import struct
+import sys
+#import trac
+import traceback
+
+#message = 'very important data'
+multicast_group = ('224.12.12.12', 10000)
+
+# Create the datagram socket
+sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
+
+# Set a timeout so the socket does not block indefinitely when trying
+# to receive data.
+#sock.settimeout(0.2)
+
+# Set the time-to-live for messages to 1 so they do not go past the
+# local network segment.
+ttl = struct.pack('b', 12)
+sock.setsockopt(socket.IPPROTO_IP, socket.IP_MULTICAST_TTL, ttl)
+
+try:
+
+    # Send data to the multicast group
+    #print >>sys.stderr, 'sending "%s"' % message
+    #sent = sock.sendto(message, multicast_group)
+
+    # Look for responses from all recipients
+    while True:
+        #print >>sys.stderr, 'waiting to receive'
+        input_msg = input('msg --> ')
+        try:
+            #message = struct.pack("s", input_msg.encode('utf-8'))
+            msg = bytes(input_msg, "utf-8")
+            sock.sendto(msg, multicast_group)
+
+        except:
+            traceback.print_exc()
+            continue
+            #print >>sys.stderr, 'received "%s" from %s' % (data, server)
+
+finally:
+    #print >>sys.stderr, 'closing socket'
+    sock.close()

emulation/router1/root/script.sh

 rm -rf MulticastRouting/
-cp -rf /hosthome/Desktop/pim_code/ MulticastRouting/
+cp -rf /hosthome/Desktop/pim/ MulticastRouting/
 cd MulticastRouting
 pip-3.2 install -r requirements.txt
 
 python3 Run.py -stop
 python3 Run.py -start
+python3 Run.py -aiigmp eth0
+python3 Run.py -aiigmp eth1
+python3 Run.py -aiigmp eth2
 python3 Run.py -ai eth0
 python3 Run.py -ai eth1
+python3 Run.py -ai eth2
 python3 Run.py -v

emulation/router2/root/script.sh

 rm -rf MulticastRouting/
-cp -rf /hosthome/Desktop/pim_code/ MulticastRouting/
+cp -rf /hosthome/Desktop/pim/ MulticastRouting/
 cd MulticastRouting
 pip-3.2 install -r requirements.txt
 
 python3 Run.py -stop
 python3 Run.py -start
+python3 Run.py -aiigmp eth0
+python3 Run.py -aiigmp eth1
+python3 Run.py -aiigmp eth2
 python3 Run.py -ai eth0
 python3 Run.py -ai eth1
+python3 Run.py -ai eth2
 python3 Run.py -v

emulation/router3/root/script.sh

 rm -rf MulticastRouting/
-cp -rf /hosthome/Desktop/pim_code/ MulticastRouting/
+cp -rf /hosthome/Desktop/pim/ MulticastRouting/
 cd MulticastRouting
 pip-3.2 install -r requirements.txt
 
 python3 Run.py -stop
 python3 Run.py -start
+python3 Run.py -aiigmp eth0
+python3 Run.py -aiigmp eth1
 python3 Run.py -ai eth0
 python3 Run.py -ai eth1
 python3 Run.py -v