ONOS-639 SDN-IP tutorial script for IPv6

IPv6 netowrk is advertised.
IPv6 address is used for BGP peering.
Still using IPv4 address for ONOS peering.
*.json files are updated correspondingly.

Change-Id: I8fdac12d2d25b840dcadfb261667a9f98eb9f6be
diff --git a/tools/tutorials/sdnip/configs-ipv6/addresses.json b/tools/tutorials/sdnip/configs-ipv6/addresses.json
new file mode 100644
index 0000000..9945e3f
--- /dev/null
+++ b/tools/tutorials/sdnip/configs-ipv6/addresses.json
@@ -0,0 +1,28 @@
+{
+    "addresses" : [
+	{
+	    "dpid" : "00:00:00:00:00:00:00:a1",
+	    "port" : "1",
+	    "ips" : ["2001:1::101/48"],
+	    "mac" : "00:00:00:00:00:01"
+	},
+	{
+	    "dpid" : "00:00:00:00:00:00:00:a2",
+	    "port" : "1",
+	    "ips" : ["2001:2::101/48"],
+	    "mac" : "00:00:00:00:00:01"
+	},
+	{
+	    "dpid" : "00:00:00:00:00:00:00:a5",
+	    "port" : "1",
+	    "ips" : ["2001:3::101/48"],
+	    "mac" : "00:00:00:00:00:01"
+	},
+	{
+	    "dpid" : "00:00:00:00:00:00:00:a6",
+	    "port" : "1",
+	    "ips" : ["2001:4::101/48"],
+	    "mac" : "00:00:00:00:00:01"
+	}
+    ]
+}
diff --git a/tools/tutorials/sdnip/configs-ipv6/gui.json b/tools/tutorials/sdnip/configs-ipv6/gui.json
new file mode 100644
index 0000000..588214b
--- /dev/null
+++ b/tools/tutorials/sdnip/configs-ipv6/gui.json
@@ -0,0 +1,9 @@
+{
+    "hosts" : [
+        { "mac": "00:00:00:00:00:01", "vlan": -1, "location": "of:00000000000000a3/1", "ip": "2001:1::101, 2001:2::101, 2001:3::101, 2001:4::101",                         "annotations": { "type": "bgpSpeaker" } },
+        { "mac": "00:00:00:00:01:01", "vlan": -1, "location": "of:00000000000000a1/1", "ip": "2001:1::1",                                   "annotations": { "type": "router" } },
+        { "mac": "00:00:00:00:02:01", "vlan": -1, "location": "of:00000000000000a2/1", "ip": "2001:2::1",                        "annotations": { "type": "router" } },
+        { "mac": "00:00:00:00:03:01", "vlan": -1, "location": "of:00000000000000a5/1", "ip": "2001:3::1",                        "annotations": { "type": "router" } },
+        { "mac": "00:00:00:00:04:01", "vlan": -1, "location": "of:00000000000000a6/1", "ip": "2001:4::1",                                   "annotations": { "type": "router" } }
+    ]
+}
diff --git a/tools/tutorials/sdnip/configs-ipv6/quagga-sdn.conf b/tools/tutorials/sdnip/configs-ipv6/quagga-sdn.conf
new file mode 100644
index 0000000..5d1fa9c
--- /dev/null
+++ b/tools/tutorials/sdnip/configs-ipv6/quagga-sdn.conf
@@ -0,0 +1,45 @@
+!
+hostname bgp
+password sdnip
+!
+!
+router bgp 65000
+  bgp router-id 10.10.10.1
+  timers bgp 3 9
+  !
+  neighbor 2001:1::1 remote-as 65001
+  neighbor 2001:1::1 ebgp-multihop
+  neighbor 2001:1::1 timers connect 5
+  neighbor 2001:1::1 advertisement-interval 5
+  !
+  neighbor 2001:2::1 remote-as 65002
+  neighbor 2001:2::1 ebgp-multihop
+  neighbor 2001:2::1 timers connect 5
+  neighbor 2001:2::1 advertisement-interval 5
+  !
+  neighbor 2001:3::1 remote-as 65003
+  neighbor 2001:3::1 ebgp-multihop
+  neighbor 2001:3::1 timers connect 5
+  neighbor 2001:3::1 advertisement-interval 5
+  !
+  neighbor 2001:4::1 remote-as 65004
+  neighbor 2001:4::1 ebgp-multihop
+  neighbor 2001:4::1 timers connect 5
+  neighbor 2001:4::1 advertisement-interval 5
+  !
+  ! ONOS
+  neighbor 10.10.10.2 remote-as 65000
+  neighbor 10.10.10.2 port 2000
+  neighbor 10.10.10.2 timers connect 5
+  !
+  ! IPv6
+  !
+  address-family ipv6
+  neighbor 2001:1::1 activate
+  neighbor 2001:2::1 activate
+  neighbor 2001:3::1 activate
+  neighbor 2001:4::1 activate
+  neighbor 10.10.10.2 activate
+  exit-address-family  
+!
+log stdout
diff --git a/tools/tutorials/sdnip/configs-ipv6/quagga1.conf b/tools/tutorials/sdnip/configs-ipv6/quagga1.conf
new file mode 100644
index 0000000..3c318e7
--- /dev/null
+++ b/tools/tutorials/sdnip/configs-ipv6/quagga1.conf
@@ -0,0 +1,23 @@
+! BGP configuration for r1
+!
+hostname r1
+password sdnip
+!
+router bgp 65001
+  bgp router-id 10.0.1.1
+  timers bgp 3 9
+  neighbor 2001:1::101 remote-as 65000
+  neighbor 2001:1::101 ebgp-multihop
+  neighbor 2001:1::101 advertisement-interval 5
+  neighbor 2001:1::101 timers connect 5
+  neighbor 2001:1::101 route-map nexthop out
+!
+  address-family ipv6
+  network 2001:101::/48
+  neighbor 2001:1::101 activate
+  exit-address-family
+!
+route-map nexthop permit 10
+  set ipv6 next-hop global 2001:1::1
+!
+log stdout
diff --git a/tools/tutorials/sdnip/configs-ipv6/quagga2.conf b/tools/tutorials/sdnip/configs-ipv6/quagga2.conf
new file mode 100644
index 0000000..4d377eb
--- /dev/null
+++ b/tools/tutorials/sdnip/configs-ipv6/quagga2.conf
@@ -0,0 +1,23 @@
+! BGP configuration for r2
+!
+hostname r2
+password sdnip
+!
+router bgp 65002
+  bgp router-id 10.0.2.1
+  timers bgp 3 9
+  neighbor 2001:2::101 remote-as 65000
+  neighbor 2001:2::101 ebgp-multihop
+  neighbor 2001:2::101 timers connect 5
+  neighbor 2001:2::101 advertisement-interval 5
+  neighbor 2001:2::101 route-map nexthop out
+!
+  address-family ipv6
+  network 2001:102::/48
+  neighbor 2001:2::101 activate
+  exit-address-family
+!
+route-map nexthop permit 10
+  set ipv6 next-hop global 2001:2::1
+!
+log stdout
diff --git a/tools/tutorials/sdnip/configs-ipv6/quagga3.conf b/tools/tutorials/sdnip/configs-ipv6/quagga3.conf
new file mode 100644
index 0000000..7cf7179
--- /dev/null
+++ b/tools/tutorials/sdnip/configs-ipv6/quagga3.conf
@@ -0,0 +1,23 @@
+! BGP configuration for r3
+!
+hostname r3
+password sdnip
+!
+router bgp 65003
+  bgp router-id 10.0.3.1
+  timers bgp 3 9
+  neighbor 2001:3::101 remote-as 65000
+  neighbor 2001:3::101 ebgp-multihop
+  neighbor 2001:3::101 timers connect 5
+  neighbor 2001:3::101 advertisement-interval 5
+  neighbor 2001:3::101 route-map nexthop out
+!
+  address-family ipv6
+  network 2001:103::/48
+  neighbor 2001:3::101 activate
+  exit-address-family
+!
+route-map nexthop permit 10
+  set ipv6 next-hop global 2001:3::1
+!
+log stdout
diff --git a/tools/tutorials/sdnip/configs-ipv6/quagga4.conf b/tools/tutorials/sdnip/configs-ipv6/quagga4.conf
new file mode 100644
index 0000000..32cfe24
--- /dev/null
+++ b/tools/tutorials/sdnip/configs-ipv6/quagga4.conf
@@ -0,0 +1,23 @@
+! BGP configuration for r4
+!
+hostname r4
+password sdnip
+!
+router bgp 65004
+  bgp router-id 10.0.4.1
+  timers bgp 3 9
+  neighbor 2001:4::101 remote-as 65000
+  neighbor 2001:4::101 ebgp-multihop
+  neighbor 2001:4::101 timers connect 5
+  neighbor 2001:4::101 advertisement-interval 5
+  neighbor 2001:4::101 route-map nexthop out
+!
+  address-family ipv6
+  !network 2001:104::/48
+  neighbor 2001:4::101 activate
+  exit-address-family
+!
+route-map nexthop permit 10
+  set ipv6 next-hop global 2001:4::1
+!
+log stdout
diff --git a/tools/tutorials/sdnip/configs-ipv6/sdnip.json b/tools/tutorials/sdnip/configs-ipv6/sdnip.json
new file mode 100644
index 0000000..412fb5b
--- /dev/null
+++ b/tools/tutorials/sdnip/configs-ipv6/sdnip.json
@@ -0,0 +1,54 @@
+{
+    "bgpPeers" : [
+        {
+            "attachmentDpid" : "00:00:00:00:00:00:00:a1",
+	    "attachmentPort" : "1",
+            "ipAddress" : "2001:1::1"
+        },
+	{
+            "attachmentDpid" : "00:00:00:00:00:00:00:a2",
+	    "attachmentPort" : "1",
+            "ipAddress" : "2001:2::1"
+        },
+	{
+            "attachmentDpid" : "00:00:00:00:00:00:00:a5",
+	    "attachmentPort" : "1",
+            "ipAddress" : "2001:3::1"
+        },
+	{
+            "attachmentDpid" : "00:00:00:00:00:00:00:a6",
+	    "attachmentPort" : "1",
+            "ipAddress" : "2001:4::1"
+        }
+    ],
+    "bgpSpeakers" : [
+        {
+            "name" : "bgp",
+            "attachmentDpid" : "00:00:00:00:00:00:00:a3",
+            "attachmentPort" : "1",
+            "macAddress" : "00:00:00:00:00:01",
+            "interfaceAddresses" : [
+                {
+		    "interfaceDpid" : "00:00:00:00:00:00:00:a1",
+		    "interfacePort" : "1",
+                    "ipAddress" : "2001:1::101"
+                },
+                {
+		    "interfaceDpid" : "00:00:00:00:00:00:00:a2",
+		    "interfacePort" : "1",
+                    "ipAddress" : "2001:2::101"
+                },
+                {
+		    "interfaceDpid" : "00:00:00:00:00:00:00:a5",
+		    "interfacePort" : "1",
+                    "ipAddress" : "2001:3::101"
+                },
+                {
+		    "interfaceDpid" : "00:00:00:00:00:00:00:a6",
+		    "interfacePort" : "1",
+                    "ipAddress" : "2001:4::101"
+                }
+            ]
+        }
+    ]
+}
diff --git a/tools/tutorials/sdnip/configs-ipv6/zebra.conf b/tools/tutorials/sdnip/configs-ipv6/zebra.conf
new file mode 100644
index 0000000..6a4ae95
--- /dev/null
+++ b/tools/tutorials/sdnip/configs-ipv6/zebra.conf
@@ -0,0 +1,5 @@
+! Configuration for zebra (NB: it is the same for all routers)
+!
+hostname zebra 
+password sdnip
+log stdout
diff --git a/tools/tutorials/sdnip/tutorial_ipv6.py b/tools/tutorials/sdnip/tutorial_ipv6.py
index cc5f54c..9fc4f3f 100755
--- a/tools/tutorials/sdnip/tutorial_ipv6.py
+++ b/tools/tutorials/sdnip/tutorial_ipv6.py
@@ -9,12 +9,14 @@
 QUAGGA_DIR = '/usr/lib/quagga'
 # Must exist and be owned by quagga user (quagga:quagga by default on Ubuntu)
 QUAGGA_RUN_DIR = '/var/run/quagga'
-CONFIG_DIR = 'configs'
+CONFIG_DIR = 'configs-ipv6'
 
 class SdnIpHost(Host):
     def __init__(self, name, ip, route, *args, **kwargs):
         Host.__init__(self, name, ip=ip, *args, **kwargs)
 
+        self.name = name
+        self.ip = ip
         self.route = route
 
     def config(self, **kwargs):
@@ -22,6 +24,7 @@
 
         debug("configuring route %s" % self.route)
 
+        self.cmd('ip addr add %s dev %s-eth0' % (self.ip, self.name))
         self.cmd('ip route add default via %s' % self.route)
 
 class Router(Host):
@@ -84,8 +87,8 @@
             name = 'r%s' % i
 
             eth0 = { 'mac' : '00:00:00:00:0%s:01' % i,
-                     'ipAddrs' : ['10.0.%s.1/24' % i] }
-            eth1 = { 'ipAddrs' : ['192.168.%s.254/24' % i] }
+                     'ipAddrs' : ['2001:%s::1/48' % i] }
+            eth1 = { 'ipAddrs' : ['2001:10%s::101/48' % i] }
             intfs = { '%s-eth0' % name : eth0,
                       '%s-eth1' % name : eth1 }
 
@@ -94,19 +97,19 @@
             router = self.addHost(name, cls=Router, quaggaConfFile=quaggaConf,
                                   zebraConfFile=zebraConf, intfDict=intfs)
             
-            host = self.addHost('h%s' % i, cls=SdnIpHost, 
-                                ip='192.168.%s.1/24' % i,
-                                route='192.168.%s.254' % i)
+            host = self.addHost('h%s' % i, cls=SdnIpHost,
+                                ip='2001:10%s::1/48' % i,
+                                route='2001:10%s::101' % i)
             
             self.addLink(router, attachmentSwitches[i-1])
             self.addLink(router, host)
 
         # Set up the internal BGP speaker
         bgpEth0 = { 'mac':'00:00:00:00:00:01', 
-                    'ipAddrs' : ['10.0.1.101/24',
-                                 '10.0.2.101/24',
-                                 '10.0.3.101/24',
-                                 '10.0.4.101/24',] }
+                    'ipAddrs' : ['2001:1::101/48',
+                                 '2001:2::101/48',
+                                 '2001:3::101/48',
+                                 '2001:4::101/48',] }
         bgpEth1 = { 'ipAddrs' : ['10.10.10.1/24'] }
         bgpIntfs = { 'bgp-eth0' : bgpEth0,
                      'bgp-eth1' : bgpEth1 }