support os+odl for ipv6

As we known, the network of os+odl scenario is still not available.
so this patch still need to do more debug work.
however, Jan 19th is code freeze day, i think a good way is to merge it at first
when os+odl become available, i will do rest debug work and fix it

Change-Id: I518f759069e74d2e57e40b52dfecaef4b4d26a02
Signed-off-by: kubi <jean.gaoliang@huawei.com>

4 files changed, 196 insertions, 8 deletions

diff --git a/samples/ping6_odl.yaml b/samples/ping6_odl.yaml
new file mode 100644
index 000000000..cfb556e51
--- /dev/null
+++ b/samples/ping6_odl.yaml
@@ -0,0 +1,34 @@
+---
+# Sample test case for ipv6
+
+schema: "yardstick:task:0.1"
+
+scenarios:
+-
+  type: Ping6
+  options:
+    packetsize: 200
+    sdn: odl
+    host: host1,host2,host3,host4,host5
+  nodes:
+    host1: node1.IPV6
+    host2: node2.IPV6
+    host3: node3.IPV6
+    host4: node4.IPV6
+    host5: node5.IPV6
+  runner:
+    type: Iteration
+    iterations: 1
+    interval: 1
+    run_step: 'setup,run,teardown'
+  sla:
+    max_rtt: 10
+    action: monitor
+
+
+context:
+  type: Node
+  name: IPV6
+  file: /root/yardstick/etc/yardstick/nodes/compass_sclab_virtual/pod.yaml
+
+
diff --git a/yardstick/benchmark/scenarios/networking/ping6.py b/yardstick/benchmark/scenarios/networking/ping6.py
index 5364cdf26..e68756462 100644
--- a/yardstick/benchmark/scenarios/networking/ping6.py
+++ b/yardstick/benchmark/scenarios/networking/ping6.py
@@ -27,9 +27,11 @@ class Ping6(base.Scenario):  # pragma: no cover
     TARGET_SCRIPT = 'ping6_benchmark.bash'
     PRE_SETUP_SCRIPT = 'ping6_pre_setup.bash'
     SETUP_SCRIPT = 'ping6_setup.bash'
+    SETUP_ODL_SCRIPT = 'ping6_setup_with_odl.bash'
     FIND_HOST_SCRIPT = 'ping6_find_host.bash'
     TEARDOWN_SCRIPT = 'ping6_teardown.bash'
     METADATA_SCRIPT = 'ping6_metadata.txt'
+    RADVD_SCRIPT = 'ping6_radvd.conf'
     POST_TEARDOWN_SCRIPT = 'ping6_post_teardown.bash'
 
     def __init__(self, scenario_cfg, context_cfg):
@@ -64,6 +66,10 @@ class Ping6(base.Scenario):  # pragma: no cover
             'yardstick.benchmark.scenarios.networking',
             Ping6.SETUP_SCRIPT)
 
+        self.setup_odl_script = pkg_resources.resource_filename(
+            'yardstick.benchmark.scenarios.networking',
+            Ping6.SETUP_ODL_SCRIPT)
+
         self.pre_setup_script = pkg_resources.resource_filename(
             'yardstick.benchmark.scenarios.networking',
             Ping6.PRE_SETUP_SCRIPT)
@@ -72,6 +78,10 @@ class Ping6(base.Scenario):  # pragma: no cover
             'yardstick.benchmark.scenarios.networking',
             Ping6.METADATA_SCRIPT)
 
+        self.ping6_radvd_script = pkg_resources.resource_filename(
+            'yardstick.benchmark.scenarios.networking',
+            Ping6.RADVD_SCRIPT)
+
         options = self.scenario_cfg['options']
         host_str = options.get("host", 'host1')
         self.host_list = host_str.split(',')
@@ -82,12 +92,23 @@ class Ping6(base.Scenario):  # pragma: no cover
 
         # ssh host1
         self._ssh_host(self.host_list[0])
-        # run script to setup ipv6
-        self.client.run("cat > ~/setup.sh",
-                        stdin=open(self.setup_script, "rb"))
+
         self.client.run("cat > ~/metadata.txt",
                         stdin=open(self.ping6_metadata_script, "rb"))
-        cmd = "sudo bash setup.sh"
+
+        # run script to setup ipv6 with nosdn or odl
+        sdn = options.get("sdn", 'nosdn')
+        if 'odl' in sdn:
+            self.client.run("cat > ~/br-ex.radvd.conf",
+                            stdin=open(self.ping6_radvd_script, "rb"))
+            self.client.run("cat > ~/setup_odl.sh",
+                            stdin=open(self.setup_odl_script, "rb"))
+            cmd = "sudo bash setup_odl.sh"
+        else:
+            self.client.run("cat > ~/setup.sh",
+                            stdin=open(self.setup_script, "rb"))
+            cmd = "sudo bash setup.sh"
+
         status, stdout, stderr = self.client.execute(cmd)
 
         self.setup_done = True
@@ -109,32 +130,35 @@ class Ping6(base.Scenario):  # pragma: no cover
             self.host_list = host_str.split(',')
             self.host_list.sort()
             self._ssh_host(self.host_list[0])
+
+        # find ipv4-int-network1 to ssh VM
         self.client.run("cat > ~/find_host.sh",
                         stdin=open(self.ping6_find_host_script, "rb"))
         cmd = "sudo bash find_host.sh"
         LOG.debug("Executing command: %s", cmd)
         status, stdout, stderr = self.client.execute(cmd)
         host_name = stdout.strip()
-        print host_name
+
+        # copy vRouterKey to target host
         self.client.run("cat ~/vRouterKey",
                         stdout=open("/tmp/vRouterKey", "w"))
         self._ssh_host(host_name)
-
         self.client.run("cat > ~/vRouterKey",
                         stdin=open("/tmp/vRouterKey", "rb"))
 
+        # run ping6 benchmark
         self.client.run("cat > ~/ping6.sh",
                         stdin=open(self.ping6_script, "rb"))
         cmd = "sudo bash ping6.sh"
         LOG.debug("Executing command: %s", cmd)
         status, stdout, stderr = self.client.execute(cmd)
-        print stdout
+
         if status:
             raise RuntimeError(stderr)
 
+        # sla
         if stdout:
             result["rtt"] = float(stdout)
-
             if "sla" in self.scenario_cfg:
                 sla_max_rtt = int(self.scenario_cfg["sla"]["max_rtt"])
                 assert result["rtt"] <= sla_max_rtt, \
diff --git a/yardstick/benchmark/scenarios/networking/ping6_radvd.conf b/yardstick/benchmark/scenarios/networking/ping6_radvd.conf
new file mode 100644
index 000000000..7833bf282
--- /dev/null
+++ b/yardstick/benchmark/scenarios/networking/ping6_radvd.conf
@@ -0,0 +1,11 @@
+interface $router_interface
+{
+   AdvSendAdvert on;
+   MinRtrAdvInterval 3;
+   MaxRtrAdvInterval 10;
+   prefix 2001:db8:0:1::/64
+   {
+      AdvOnLink on;
+      AdvAutonomous on;
+   };
+};
\ No newline at end of file
diff --git a/yardstick/benchmark/scenarios/networking/ping6_setup_with_odl.bash b/yardstick/benchmark/scenarios/networking/ping6_setup_with_odl.bash
new file mode 100644
index 000000000..f9a2c4094
--- /dev/null
+++ b/yardstick/benchmark/scenarios/networking/ping6_setup_with_odl.bash
@@ -0,0 +1,119 @@
+#!/bin/bash
+
+##############################################################################
+# Copyright (c) 2015 Huawei Technologies Co.,Ltd and others.
+#
+# All rights reserved. This program and the accompanying materials
+# are made available under the terms of the Apache License, Version 2.0
+# which accompanies this distribution, and is available at
+# http://www.apache.org/licenses/LICENSE-2.0
+##############################################################################
+# need to debug
+
+# download and create image
+source /opt/admin-openrc.sh
+wget https://download.fedoraproject.org/pub/fedora/linux/releases/22/Cloud/x86_64/Images/Fedora-Cloud-Base-22-20150521.x86_64.qcow2
+glance image-create --name 'Fedora22' --disk-format qcow2 \
+--container-format bare --file ./Fedora-Cloud-Base-22-20150521.x86_64.qcow2
+
+# create router
+neutron router-create ipv4-router
+neutron router-create ipv6-router
+
+#  Associate the net04_ext to the Neutron routers
+neutron router-gateway-set ipv6-router ext-net
+neutron router-gateway-set ipv4-router ext-net
+
+# create two ipv4 networks with associated subnets
+neutron net-create ipv4-int-network1
+neutron net-create ipv4-int-network2
+
+# Create IPv4 subnet and associate it to ipv4-router
+neutron subnet-create --name ipv4-int-subnet1 \
+--dns-nameserver 8.8.8.8 ipv4-int-network1 20.0.0.0/24
+
+# Associate the ipv4-int-subnet1 with ipv4-router
+neutron router-interface-add ipv4-router ipv4-int-subnet1
+
+# BIN-HU: Here, for scenario 2, ipv6-int-subnet2 cannot be created automatically because of a bug in ODL
+# BIN-HU: we need to manually spawn a RADVD daemon in ipv6-router namespace
+
+# Create an IPv4 subnet ipv4-int-subnet2 and associate it with ipv6-router
+neutron subnet-create --name ipv4-int-subnet2 --dns-nameserver 8.8.8.8 ipv4-int-network2 10.0.0.0/24
+
+neutron router-interface-add ipv6-router ipv4-int-subnet2
+
+# BIN-HU: for the reason above in scenario 2, we need to remove the following command
+
+# create key
+nova keypair-add vRouterKey > ~/vRouterKey
+
+# Create ports for vRouter
+neutron port-create --name eth0-vRouter --mac-address fa:16:3e:11:11:11 ipv4-int-network2
+neutron port-create --name eth1-vRouter --mac-address fa:16:3e:22:22:22 ipv4-int-network1
+
+# Create ports for VM1 and VM2.
+neutron port-create --name eth0-VM1 --mac-address fa:16:3e:33:33:33 ipv4-int-network1
+neutron port-create --name eth0-VM2 --mac-address fa:16:3e:44:44:44 ipv4-int-network1
+
+
+# Hope you are cloning the following repo for some files like radvd.conf and metadata.txt
+# JFYI, metadata.txt is available at the following git repo. https://github.com/sridhargaddam/opnfv_os_ipv6_poc/blob/master/metadata.txt
+# vRouter boot
+nova boot --image Fedora22 --flavor m1.small \
+--user-data ./metadata.txt \
+--nic port-id=$(neutron port-list | grep -w eth0-vRouter | awk '{print $2}') \
+--nic port-id=$(neutron port-list | grep -w eth1-vRouter | awk '{print $2}') \
+--key-name vRouterKey vRouter
+
+# BIN-HU: Note that some other parameters might be needed in Scenario 2, if it does not work
+# BIN-HU: Refer to http://artifacts.opnfv.org/ipv6/docs/setupservicevm/4-ipv6-configguide-servicevm.html#boot-two-other-vms-in-ipv4-int-network1
+# BIN-HU: Section 3.5.7
+# VM create
+nova boot --image Fedora22  --flavor m1.small \
+--nic port-id=$(neutron port-list | grep -w eth0-VM1 | awk '{print $2}') \
+--key-name vRouterKey VM1
+
+nova boot --image Fedora22  --flavor m1.small \
+--nic port-id=$(neutron port-list | grep -w eth0-VM2 | awk '{print $2}') \
+--key-name vRouterKey VM2
+
+nova list
+
+# BIN-HU: Now we need to spawn a RADVD daemon inside ipv6-router namespace
+# BIN-HU: The following is specific for Scenario 2 to spawn a RADVD daemon in ipv6-router namespace
+# BIN-HU: Refer to http://artifacts.opnfv.org/ipv6/docs/setupservicevm/4-ipv6-configguide-servicevm.html#spawn-radvd-in-ipv6-router
+# BIN-HU: Section 3.5.8, Steps SETUP-SVM-24 through SETUP-SVM-30
+# BIN-HU: Also note that in case of HA deployment, ipv6-router created in previous step
+# BIN-HU: could be in any of the controller node. Thus you need to identify in which controller node
+# BIN-HU: ipv6-router is created in order to manually spawn RADVD daemon inside the ipv6-router
+# BIN-HU: namespace in the following steps.
+# BIN-HU: Just FYI: the following command in Neutron will display the controller on which the
+# BIN-HU: ipv6-router is spawned.
+neutron l3-agent-list-hosting-router ipv6-router
+
+# find host which is located by ipv6-router, but need to debug
+host_num=$(neutron l3-agent-list-hosting-router ipv6-router | grep True | awk -F [=\ ] '{printf $4}')
+ssh $host_num
+
+# BIN-HU: identify the ipv6-router namespace and move to the namespace
+sudo ip netns exec qrouter-$(neutron router-list | grep -w ipv6-router | awk '{print $2}') bash
+
+# BIN-HU: Inside ipv6-router namespace, configure the IPv6 address on the <qr-xxx> interface.
+export router_interface=$(ip a s | grep -w "global qr-*" | awk '{print $7}')
+ip -6 addr add 2001:db8:0:1::1 dev $router_interface
+
+# BIN-HU: Update the sample file radvd.conf with $router_interface
+sed -i 's/$router_interface/'$router_interface'/g' ~/br-ex.radvd.conf
+
+# BIN-HU: Spawn a RADVD daemon to simulate an external router
+radvd -C ~/br-ex.radvd.conf -p ~/br-ex.pid.radvd
+
+# BIN-HU: Add an IPv6 downstream route pointing to the eth0 interface of vRouter.
+ip -6 route add 2001:db8:0:2::/64 via 2001:db8:0:1:f816:3eff:fe11:1111
+
+# BIN-HU: you can double check the routing table
+ip -6 route show
+
+exit
+# BIN-HU: End of Scenario 2, and you can continue to SSH etc., the same as Scenario 1