python benchmark: add ipv6, ip forwarding

tools/python/tests/benchmark.py

@@ -37,7 +37,7 @@ procs = [None for _ in range(clusters)]
 
 try:
     for i in range(clusters):
-        procs[i] = NSPopen('node'+str(i), ["python3", "dhtnetwork.py", "-n", str(node_per_loc), "-b", bootstrap.ip4+':4000', '-I', args.ifname+str(i)+'.1'])
+        procs[i] = NSPopen('node'+str(i), ["python3", "dhtnetwork.py", "-n", str(node_per_loc), "-b", bootstrap.ip4, "-b6", bootstrap.ip6, '-I', args.ifname+str(i)+'.1'])
         plt.pause(2)
 
     plt.ion()
@@ -86,7 +86,7 @@ try:
                 procs[n].release()
             except:
                 pass
-        procs[n] = NSPopen('node'+str(n), ["python3", "dhtnetwork.py", "-n", str(node_per_loc), "-b", bootstrap.ip4+':4000', '-I', args.ifname+str(n)+'.1'])
+        procs[n] = NSPopen('node'+str(n), ["python3", "dhtnetwork.py", "-n", str(node_per_loc), "-b", bootstrap.ip4, "-b6", bootstrap.ip6, '-I', args.ifname+str(n)+'.1'])
 
     plt.pause(5)
 
@@ -98,7 +98,7 @@ try:
         #nnodes = (n+1)*args.node_num
         #net.resize(nnodes)
         #time.sleep(2.5)
-        #replace_cluster()
+        replace_cluster()
         print("Getting 10 random hashes succesively.")
         for i in range(50):
             #net.replace_node()

tools/python/tests/dhtnetwork.py

@@ -49,8 +49,6 @@ class DhtNetwork(object):
         self.ip6 = ip6 if ip6 else ips[1]
         self.bootstrap = bootstrap
         #print(self.ip4, self.ip6, self.port)
-        #self.bootstrap_node = DhtNetwork.run_node(self.ip4, self.ip6, self.port+1, [(self.ip4, str(self.port))])[1]
-        #self.port += 1
 
     def front(self):
         if len(self.nodes) == 0:
@@ -111,11 +109,16 @@ if __name__ == '__main__':
         parser.add_argument('-I', '--iface', help='local interface to bind', default='any')
         parser.add_argument('-p', '--port', help='start of port range (port, port+node_num)', type=int, default=4000)
         parser.add_argument('-b', '--bootstrap', help='bootstrap address')
+        parser.add_argument('-b6', '--bootstrap6', help='bootstrap address (IPv6)')
         args = parser.parse_args()
 
-        #ips = find_ip(args.iface)
+        bs = []
+        if args.bootstrap:
+            bs.append((args.bootstrap, str(4000)))
+        if args.bootstrap6:
+            bs.append((args.bootstrap6, str(4000)))
 
-        net = DhtNetwork(iface=args.iface, port=args.port, bootstrap=[args.bootstrap.split(':')] if args.bootstrap else [])
+        net = DhtNetwork(iface=args.iface, port=args.port, bootstrap=bs if args.bootstrap else [])
         net.resize(args.node_num)
 
         with lock:

tools/python/tests/dummy_if.py

 #!/usr/bin/env python3
+import argparse, subprocess
+
 from pyroute2 import IPDB, NetNS
 from pyroute2.netns.process.proxy import NSPopen
-import argparse, subprocess
 
 parser = argparse.ArgumentParser(description='Create a dummy network interface for testing')
 parser.add_argument('-i', '--ifname', help='interface name', default='ethdht')
@@ -49,7 +50,8 @@ try:
                 iface = args.ifname+str(ifn)
                 i.add_port(ip.interfaces[iface])
             i.add_port(ip.interfaces['tap'+args.ifname])
-            i.add_ip('10.0.42.1/24')  # the same as i.add_ip('10.0.0.1', 24)
+            i.add_ip(local_addr4+'1/24')  # the same as i.add_ip('10.0.0.1', 24)
+            i.add_ip(local_addr6+'1/24')
             i.up()
 
         with ip.interfaces['tap'+args.ifname] as tap:
@@ -72,7 +74,7 @@ try:
                     lo.up()
                 with ip_ns.interfaces[iface1] as i:
                     i.add_ip(local_addr4+str(ifn+8)+'/24')
-                    #i.add_ip(local_addr6+str(ifn+8)+'/8')
+                    i.add_ip(local_addr6+str(ifn+8)+'/64')
                     i.up()
             finally:
                 ip_ns.release()
@@ -83,6 +85,9 @@ try:
             nsp.wait()
             nsp.release()
 
+        subprocess.call(["sysctl", "-w", "net.ipv4.conf."+brige_name+".forwarding=1"])
+        subprocess.call(["sysctl", "-w", "net.ipv6.conf."+brige_name+".forwarding=1"])
+
 except Exception as e:
       print('Error',e)
 finally: