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| -rw-r--r-- | docs/configguide/ipv6-configguide.rst | 267 | ||||
| -rw-r--r-- | docs/configguide/option-odl-l2.rst | 398 | ||||
| -rw-r--r-- | docs/configguide/option-pure-os.rst | 222 |
3 files changed, 632 insertions, 255 deletions
diff --git a/docs/configguide/ipv6-configguide.rst b/docs/configguide/ipv6-configguide.rst index e460c7d..d0a02d3 100644 --- a/docs/configguide/ipv6-configguide.rst +++ b/docs/configguide/ipv6-configguide.rst @@ -2,262 +2,19 @@ Setting Up a Service VM as an IPv6 vRouter ========================================== -After OPNFV Brahmaputra Release base platform has been successfully installed through previous chapters, there are 11 -steps to set up a service VM as an IPv6 vRouter: +In order to use the feature of setting up a service VM as an IPv6 vRouter, you need to install +OPNFV Brahmaputra Release base platform with either pure OpenStack option +or Open Daylight L2-only option. Please see the instructions in the following first 2 sections. -- `Step 1: Disable odl-l3 and Enable neutron-l3-agent`_ +For complete instructions and documentations, please see the third section, or refer to: -- `Step 2: Start Open Daylight`_ +* IPv6 Configuration Guide: http://artifacts.opnfv.org/ipv6/docs/setupservicevm/index.html +* IPv6 User Guide: http://artifacts.opnfv.org/ipv6/docs/gapanalysis/index.html -- `Step 3: Start Open Stack on Controller Node`_ - -- `Step 4: Start Open Stack on Compute Node`_ - -- `Step 5: Create External Network Connectivity ext-net`_ - -- `Step 6: Create IPv4 Subnet and Router with External Connectivity`_ - -- `Step 7: Create IPv6 Subnet and Router with External Connectivity`_ - -- `Step 8: Prepare Image, Metadata and Keypair for Service VM`_ - -- `Step 9: Boot Service VM (vRouter) and other VMs in IPv6 Subnet`_ - -- `Step 10: Spawn RADVD in vRouter`_ - -- `Step 11: Testing to Verify Setup Complete`_ - -Once the setup is complete, you can go to `Next Steps`_. - -***************************************************** -_`Step 1: Disable odl-l3 and Enable neutron-l3-agent` -***************************************************** - -This step is optional, and only needed if you didn't choose to enable neutron-l3-agent during previous installation of -OPNFV Brahmaputra Release. - -If you have chosen to enable neutron-l3-agent during installation, please skip this step and directly go to -`Step 2: Start Open Daylight`_. - -# Place holder for instructions of how to disable odl-l3 and enable neutron-l3-agent - -****************************** -_`Step 2: Start Open Daylight` -****************************** - -**Note: we assume that you have installed Open Daylight through OPNFV Installer in prior chapters. However, if Open Daylight is not installed, please go to** ``http://www.opendaylight.org/downloads`` **to download and install Open Daylight** - -ODL-1: Login to Open Daylight Controller Node. For the purpose of example, we use ``opnfv`` as username of login, and -``opnfv-odl-controller`` as hostname of the Open Daylight Controller Node. - -ODL-2: Start a new terminal session, and change directory to where Open Daylight is installed. Here we use ``odl`` -directory name and ``Lithium SR2`` installation as an example. - - ``cd ~/odl/distribution-karaf-0.3.2-Lithium-SR2/bin`` - -ODL-3: Run the ``karaf`` shell. Please note that it is recommended to run the command in a ``screen`` session. - -| ``screen -S ODL_Controller`` -| ``./karaf`` - -ODL-4: You are now in the Karaf shell of Open Daylight. To explore the list of available features you can execute -``feature:list``. In order to enable Open Daylight with Open Stack, you have to load the ``odl-ovsdb-openstack`` -feature. - - ``opendaylight-user@opnfv>feature:install odl-ovsdb-openstack`` - -ODL-5: Verify that OVSDB feature is installed successfully. - -| ``opendaylight-user@opnfv>feature:list -i | grep ovsdb`` -| odl-ovsdb-openstack | 1.1.1-Lithium-SR1 | x | ovsdb-1.1.1-Lithium-SR1 | OpenDaylight :: OVSDB :: OpenStack Network Virtual -| odl-ovsdb-southbound-api | 1.1.1-Lithium-SR1 | x | odl-ovsdb-southbound-1.1.1-Lithium-SR1 | OpenDaylight :: southbound :: api -| odl-ovsdb-southbound-impl | 1.1.1-Lithium-SR1 | x | odl-ovsdb-southbound-1.1.1-Lithium-SR1 | OpenDaylight :: southbound :: impl -| odl-ovsdb-southbound-impl-rest|1.1.1-Lithium-SR1 | x | odl-ovsdb-southbound-1.1.1-Lithium-SR1| OpenDaylight :: southbound :: impl :: REST -| odl-ovsdb-southbound-impl-ui | 1.1.1-Lithium-SR1| x | odl-ovsdb-southbound-1.1.1-Lithium-SR1| OpenDaylight :: southbound :: impl :: UI -| ``opendaylight-user@opnfv>`` - -ODL-6: To view the logs, you can use the following commands (or alternately the file data/log/karaf.log). - -| ``opendaylight-user@opnfv>log:display`` -| ``opendaylight-user@opnfv>log:tail`` - -ODL-7: To enable ODL DLUX UI, install the following features. Then you can navigate to -``http://<opnfv-odl-controller IP address>:8181/index.html`` for DLUX UI. -The default user-name and password is admin/admin. - - ``opendaylight-user@opnfv>feature:install odl-restconf odl-l2switch-switch odl-mdsal-apidocs odl-dlux-core`` - -ODL-8: To exit out of screen session, please use the command ``CTRL+a`` followed by ``d`` - -**Note: Do not kill the screen session, it will terminate the ODL controller.** - -At this moment, Open Daylight has been started successfully. - -********************************************** -_`Step 3: Start Open Stack on Controller Node` -********************************************** - -OS-N-1: Login to Open Stack Controller Node. For the purpose of example, we use ``opnfv`` as username of login, and -``opnfv-os-controller`` as hostname of the Open Stack Controller Node. - -OS-N-2: Start a new terminal, and change directory to where Open Stack is installed. Here we use ``devstack`` directory -name as an example. - - ``cd ~/devstack`` - -OS-N-3: Create a ``local.conf`` file with the contents from the following URL. - - ``http://fpaste.org/276949/39476214/`` - -Note 1: You need to change the value of ``BRANCH``, and all appearance of ``stable/kilo`` and related URL to point to -the actual branch of your upstream repository. - -Note 2: you need to change the IP address of ``ODL_MGR_IP`` to point to your actual IP address of Open Daylight -Controller. - -Note 3: You may have to change the value of ``ODL_PROVIDER_MAPPINGS`` and ``PUBLIC_INTERFACE`` to match your actual -network interfaces. - -OS-N-4: Initiate Openstack setup by invoking ``stack.sh`` - - ``./stack.sh`` - -OS-N-5: If the setup is successful you would see the following logs on the console. Please note that the IP addresses -are all for the purpose of example. Your IP addresses will match the ones assigned during the installation of OPNFV B -Release base platform in prior chapters. - -| ``This is your host ip: <opnfv-os-controller IP address>`` -| ``Horizon is now available at http://<opnfv-os-controller IP address>/`` -| ``Keystone is serving at <opnfv-os-controller IP address>/`` -| ``The default users are: admin and demo`` -| ``The password: password`` - -OS-N-6: Assuming that all goes well, you can set ``OFFLINE=True`` and ``RECLONE=no`` in ``local.conf`` to lock the -codebase. Devstack uses these configuration parameters to determine if it has to run with the existing codebase or -update to the latest copy. - -OS-N-7: Source the credentials. - - ``opnfv@opnfv-os-controller:~/devstack$ source openrc admin demo`` - -OS-N-8: Verify some commands to check if setup is working fine. - -| ``opnfv@opnfv-os-controller:~/devstack$ nova flavor-list`` -| +----+-----------+-----------+------+-----------+------+-------+-------------+-----------+ -| | ID | Name | Memory_MB | Disk | Ephemeral | Swap | VCPUs | RXTX_Factor | Is_Public | -| +----+-----------+-----------+------+-----------+------+-------+-------------+-----------+ -| | 1 | m1.tiny | 512 | 1 | 0 | | 1 | 1.0 | True | -| | 2 | m1.small | 2048 | 20 | 0 | | 1 | 1.0 | True | -| | 3 | m1.medium | 4096 | 40 | 0 | | 2 | 1.0 | True | -| | 4 | m1.large | 8192 | 80 | 0 | | 4 | 1.0 | True | -| | 5 | m1.xlarge | 16384 | 160 | 0 | | 8 | 1.0 | True | -| +----+-----------+-----------+------+-----------+------+-------+-------------+-----------+ - -Now you can start the Compute node setup. - -******************************************* -_`Step 4: Start Open Stack on Compute Node` -******************************************* - -OS-M-1: Login to Open Stack Compute Node. For the purpose of example, we use ``opnfv`` as username of login, and -``opnfv-os-compute`` as hostname of the Open Stack Compute Node. - -OS-M-2: Start a new terminal, and change directory to where Open Stack is installed. Here we use ``devstack`` -directory name as an example. - - ``cd ~/devstack`` - -OS-M-3: Create a ``local.conf`` file with the contents from the following URL. - - ``http://fpaste.org/276958/44395955/`` - -Note 1: You need to change the value of ``BRANCH``, and all appearance of ``stable/kilo`` and related URL to point to -the actual branch of your upstream repository. - -Note 2: you need to change the IP address of ``SERVICE_HOST`` to point to your actual IP address of Open Stack -Controller. - -Note 3: you need to change the IP address of ``ODL_MGR_IP`` to point to your actual IP address of Open Daylight -Controller. - -Note 4: You may have to change the value of ``ODL_PROVIDER_MAPPINGS`` and ``PUBLIC_INTERFACE`` to match your actual -network interface. - -OS-M-4: Initiate Openstack setup by invoking ``stack.sh`` - - ``./stack.sh`` - -OS-M-5: Assuming that all goes well, you can set ``OFFLINE=True`` and ``RECLONE=no`` in ``local.conf`` to lock the -codebase. Devstack uses these configuration parameters to determine if it has to run with the existing codebase or -update to the latest copy. - -OS-M-6: Source the credentials. - - ``opnfv@opnfv-os-compute:~/devstack$ source openrc admin demo`` - -OS-M-7:Verify some commands to check if setup is working fine. - -| ``opnfv@opnfv-os-compute:~/devstack$ nova flavor-list`` -| +----+-----------+-----------+------+-----------+------+-------+-------------+-----------+ -| | ID | Name | Memory_MB | Disk | Ephemeral | Swap | VCPUs | RXTX_Factor | Is_Public | -| +----+-----------+-----------+------+-----------+------+-------+-------------+-----------+ -| | 1 | m1.tiny | 512 | 1 | 0 | | 1 | 1.0 | True | -| | 2 | m1.small | 2048 | 20 | 0 | | 1 | 1.0 | True | -| | 3 | m1.medium | 4096 | 40 | 0 | | 2 | 1.0 | True | -| | 4 | m1.large | 8192 | 80 | 0 | | 4 | 1.0 | True | -| | 5 | m1.xlarge | 16384 | 160 | 0 | | 8 | 1.0 | True | -| +----+-----------+-----------+------+-----------+------+-------+-------------+-----------+ - -Now you can start to set up the service VM as an Ipv6 vRouter in the environment of Open Stack and Open Daylight. - -******************************************************* -_`Step 5: Create External Network Connectivity ext-net` -******************************************************* - -# Place holder for instructions of how to create ext-net - -******************************************************************* -_`Step 6: Create IPv4 Subnet and Router with External Connectivity` -******************************************************************* - -# Place holder for instructions of how to create IPv4 subnet and router associated with ext-net - -******************************************************************* -_`Step 7: Create IPv6 Subnet and Router with External Connectivity` -******************************************************************* - -# Place holder for instructions of how to create IPv6 subnet and router associated with ext-net - -************************************************************* -_`Step 8: Prepare Image, Metadata and Keypair for Service VM` -************************************************************* - -# Place holder for instructions of how to get the image and prepare the metadata for service VM, and how to add keypairs - -***************************************************************** -_`Step 9: Boot Service VM (vRouter) and other VMs in IPv6 Subnet` -***************************************************************** - -# Place holder for instructions of how to boot the service VM named vRouter, and a couple of others in the same Ipv6 -subnet for testing purpose - -********************************** -_`Step 10: Spawn RADVD in vRouter` -********************************** - -# Place holder for instructions of how to spawn the RADVD daemon in vRouter - -******************************************** -_`Step 11: Testing to Verify Setup Complete` -******************************************** - -# Place holder for instructions of how to test and verify that the setup is complete - -************* -_`Next Steps` -************* - -Congratulations, you have completed the setup of using a service VM to act as an IPv6 vRouter. This setup allows further -open innovation by any 3rd-party. Please refer to relevant sections in User's Guide for further value-added services on -this IPv6 vRouter. +.. toctree:: + :numbered: + :maxdepth: 4 + option-pure-os.rst + option-odl-l2.rst + ../setupservicevm/index.rst diff --git a/docs/configguide/option-odl-l2.rst b/docs/configguide/option-odl-l2.rst new file mode 100644 index 0000000..42fb527 --- /dev/null +++ b/docs/configguide/option-odl-l2.rst @@ -0,0 +1,398 @@ +======================================================== +Setup in OpenStack and Open Daylight L2-Only Environment +======================================================== + +If you intend to set up a service VM as an IPv6 vRouter in an environment of OpenStack +and Open Daylight L2-only of OPNFV Brahmaputra Release base platform, the instructions +are as follows. + +Please **NOTE** that: + +* The hostnames, IP addresses, and username are for exemplary purpose in instructions. + Please change as needed to fit your environment. +* The instructions apply to both deployment model of single controller node and + HA (High Availability) deployment model where multiple controller nodes are used. +* However, in case of HA, when ``ipv6-router`` is created in step **SETUP-SVM-11**, + it could be created in any of the controller node. Thus you need to identify in which + controller node ``ipv6-router`` is created in order to manually spawn ``radvd`` daemon + inside the ``ipv6-router`` namespace in steps **SETUP-SVM-24** through **SETUP-SVM-30**. + +***************************** +Install OPNFV and Preparation +***************************** + +**OPNFV-INSTALL-1**: To install pure OpenStack option of OPNFV Brahmaputra Release: + +.. code-block:: bash + + deploy --scenario os_odl-l2_ha + +**OPNFV-INSTALL-2**: Clone the following GitHub repository to get the +configuration and metadata files + +.. code-block:: bash + + git clone https://github.com/sridhargaddam/opnfv_os_ipv6_poc.git /opt/stack/opnfv_os_ipv6_poc + +*************************************************** +Source the Credentials in OpenStack Controller Node +*************************************************** + +**SETUP-SVM-1**: Login in OpenStack Controller Node. Start a new terminal, +and change directory to where OpenStack is installed. + +**SETUP-SVM-2**: Source the credentials. + +.. code-block:: bash + + source openrc admin demo + +************************************** +Add External Connectivity to ``br-ex`` +************************************** + +In OpenStack Controller Node, ``eth1`` is configured to provide external/public connectivity +for both IPv4 and IPv6 (optional). So let us add this interface to ``br-ex`` and move the IP address, including the +default route from ``eth1`` to ``br-ex``. + +**SETUP-SVM-3**: Add ``eth1`` to ``br-ex`` and move the IP address and the default route from ``eth1`` to ``br-ex`` + +.. code-block:: bash + + sudo ip addr del 198.59.156.113/24 dev eth1 + sudo ovs-vsctl add-port br-ex eth1 + sudo ifconfig eth1 up + sudo ip addr add 198.59.156.113/24 dev br-ex + sudo ifconfig br-ex up + sudo ip route add default via 198.59.156.1 dev br-ex + +Please note that: + +* The IP address ``198.59.156.113`` and related subnet and gateway addressed in the command + below are for exemplary purpose. **Please replace them with the IP addresses of your actual network**. +* **This can be automated in /etc/network/interfaces**. + +**SETUP-SVM-4**: Verify that ``br-ex`` now has the original external IP address, and that the default route is on +``br-ex`` + +.. code-block:: bash + + $ ip a s br-ex + 38: br-ex: <BROADCAST,UP,LOWER_UP> mtu 1430 qdisc noqueue state UNKNOWN group default + link/ether 00:50:56:82:42:d1 brd ff:ff:ff:ff:ff:ff + inet 198.59.156.113/24 brd 198.59.156.255 scope global br-ex + valid_lft forever preferred_lft forever + inet6 fe80::543e:28ff:fe70:4426/64 scope link + valid_lft forever preferred_lft forever + $ + $ ip route + default via 198.59.156.1 dev br-ex + 192.168.0.0/24 dev eth0 proto kernel scope link src 192.168.0.10 + 192.168.122.0/24 dev virbr0 proto kernel scope link src 192.168.122.1 + 198.59.156.0/24 dev br-ex proto kernel scope link src 198.59.156.113 + +Please note that The IP addresses above are exemplary purpose + +******************************************************** +Create IPv4 Subnet and Router with External Connectivity +******************************************************** + +**SETUP-SVM-5**: Create a Neutron router ``ipv4-router`` which needs to provide external connectivity. + +.. code-block:: bash + + neutron router-create ipv4-router + +**SETUP-SVM-6**: Create an external network/subnet ``ext-net`` using the appropriate values based on the +data-center physical network setup. + +.. code-block:: bash + + neutron net-create --router:external ext-net + neutron subnet-create --disable-dhcp --allocation-pool start=198.59.156.251,end=198.59.156.254 --gateway 198.59.156.1 ext-net 198.59.156.0/24 + +Please note that the IP addresses in the command above are for exemplary purpose. **Please replace the IP addresses of +your actual network**. + +**SETUP-SVM-7**: Associate the ``ext-net`` to the Neutron router ``ipv4-router``. + +.. code-block:: bash + + neutron router-gateway-set ipv4-router ext-net + +**SETUP-SVM-8**: Create an internal/tenant IPv4 network ``ipv4-int-network1`` + +.. code-block:: bash + + neutron net-create ipv4-int-network1 + +**SETUP-SVM-9**: Create an IPv4 subnet ``ipv4-int-subnet1`` in the internal network ``ipv4-int-network1`` + +.. code-block:: bash + + neutron subnet-create --name ipv4-int-subnet1 --dns-nameserver 8.8.8.8 ipv4-int-network1 20.0.0.0/24 + +**SETUP-SVM-10**: Associate the IPv4 internal subnet ``ipv4-int-subnet1`` to the Neutron router ``ipv4-router``. + +.. code-block:: bash + + neutron router-interface-add ipv4-router ipv4-int-subnet1 + +******************************************************** +Create IPv6 Subnet and Router with External Connectivity +******************************************************** + +Now, let us create a second neutron router where we can "manually" spawn a ``radvd`` daemon to simulate an external +IPv6 router. + +**SETUP-SVM-11**: Create a second Neutron router ``ipv6-router`` which needs to provide external connectivity + +.. code-block:: bash + + neutron router-create ipv6-router + +**SETUP-SVM-12**: Associate the ``ext-net`` to the Neutron router ``ipv6-router`` + +.. code-block:: bash + + neutron router-gateway-set ipv6-router ext-net + +**SETUP-SVM-13**: Create a second internal/tenant IPv4 network ``ipv4-int-network2`` + +.. code-block:: bash + + neutron net-create ipv4-int-network2 + +**SETUP-SVM-14**: Create an IPv4 subnet ``ipv4-int-subnet2`` for the ``ipv6-router`` internal network +``ipv4-int-network2`` + +.. code-block:: bash + + neutron subnet-create --name ipv4-int-subnet2 --dns-nameserver 8.8.8.8 ipv4-int-network2 10.0.0.0/24 + +**SETUP-SVM-15**: Associate the IPv4 internal subnet ``ipv4-int-subnet2`` to the Neutron router ``ipv6-router``. + +.. code-block:: bash + + neutron router-interface-add ipv6-router ipv4-int-subnet2 + +************************************************** +Prepare Image, Metadata and Keypair for Service VM +************************************************** + +**SETUP-SVM-16**: Download ``fedora22`` image which would be used as ``vRouter`` + +.. code-block:: bash + + glance image-create --name 'Fedora22' --disk-format qcow2 --container-format bare --is-public true --copy-from https://download.fedoraproject.org/pub/fedora/linux/releases/22/Cloud/x86_64/Images/Fedora-Cloud-Base-22-20150521.x86_64.qcow2 + +**SETUP-SVM-17**: Create a keypair + +.. code-block:: bash + + nova keypair-add vRouterKey > ~/vRouterKey + +**SETUP-SVM-18**: Create ports for ``vRouter`` and both the VMs with some specific MAC addresses. + +.. code-block:: bash + + 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 + 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 + +********************************************************************************************************** +Boot Service VM (``vRouter``) with ``eth0`` on ``ipv4-int-network2`` and ``eth1`` on ``ipv4-int-network1`` +********************************************************************************************************** + +Let us boot the service VM (``vRouter``) with ``eth0`` interface on ``ipv4-int-network2`` connecting to ``ipv6-router``, +and ``eth1`` interface on ``ipv4-int-network1`` connecting to ``ipv4-router``. + +**SETUP-SVM-19**: Boot the ``vRouter`` using ``Fedora22`` image on the OpenStack Compute Node with hostname +``opnfv-os-compute`` + +.. code-block:: bash + + nova boot --image Fedora22 --flavor m1.small --user-data /opt/stack/opnfv_os_ipv6_poc/metadata.txt --availability-zone nova:opnfv-os-compute --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 $2}') --key-name vRouterKey vRouter + +Please **note** that ``/opt/stack/opnfv_os_ipv6_poc/metadata.txt`` is used to enable the ``vRouter`` to automatically +spawn a ``radvd``, and + +* Act as an IPv6 vRouter which advertises the RA (Router Advertisements) with prefix + ``2001:db8:0:2::/64`` on its internal interface (``eth1``). +* Forward IPv6 traffic from internal interface (``eth1``) + +**SETUP-SVM-20**: Verify that ``Fedora22`` image boots up successfully and vRouter has ``ssh`` keys properly injected + +.. code-block:: bash + + nova list + nova console-log vRouter + +Please note that **it may take a few minutes** for the necessary packages to get installed and ``ssh`` keys +to be injected. + +.. code-block:: bash + + # Sample Output + [ 762.884523] cloud-init[871]: ec2: ############################################################# + [ 762.909634] cloud-init[871]: ec2: -----BEGIN SSH HOST KEY FINGERPRINTS----- + [ 762.931626] cloud-init[871]: ec2: 2048 e3:dc:3d:4a:bc:b6:b0:77:75:a1:70:a3:d0:2a:47:a9 (RSA) + [ 762.957380] cloud-init[871]: ec2: -----END SSH HOST KEY FINGERPRINTS----- + [ 762.979554] cloud-init[871]: ec2: ############################################################# + +******************************************* +Boot Two Other VMs in ``ipv4-int-network1`` +******************************************* + +In order to verify that the setup is working, let us create two cirros VMs with ``eth1`` interface on the +``ipv4-int-network1``, i.e., connecting to ``vRouter`` ``eth1`` interface for internal network. + +We will have to configure appropriate ``mtu`` on the VMs' interface by taking into account the tunneling +overhead and any physical switch requirements. If so, push the ``mtu`` to the VM either using ``dhcp`` +options or via ``meta-data``. + +**SETUP-SVM-21**: Create VM1 on OpenStack Controller Node with hostname ``opnfv-os-controller`` + +.. code-block:: bash + + nova boot --image cirros-0.3.4-x86_64-uec --flavor m1.tiny --nic port-id=$(neutron port-list | grep -w eth0-VM1 | awk '{print $2}') --availability-zone nova:opnfv-os-controller --key-name vRouterKey --user-data /opt/stack/opnfv_os_ipv6_poc/set_mtu.sh VM1 + +**SETUP-SVM-22**: Create VM2 on OpenStack Compute Node with hostname ``opnfv-os-compute`` + +.. code-block:: bash + + nova boot --image cirros-0.3.4-x86_64-uec --flavor m1.tiny --nic port-id=$(neutron port-list | grep -w eth0-VM2 | awk '{print $2}') --availability-zone nova:opnfv-os-compute --key-name vRouterKey --user-data /opt/stack/opnfv_os_ipv6_poc/set_mtu.sh VM2 + +**SETUP-SVM-23**: Confirm that both the VMs are successfully booted. + +.. code-block:: bash + + nova list + nova console-log VM1 + nova console-log VM2 + +********************************** +Spawn ``RADVD`` in ``ipv6-router`` +********************************** + +Let us manually spawn a ``radvd`` daemon inside ``ipv6-router`` namespace to simulate an external router. +First of all, we will have to identify the ``ipv6-router`` namespace and move to the namespace. + +Please **NOTE** that in case of HA (High Availability) deployment model where multiple controller +nodes are used, ``ipv6-router`` created in step **SETUP-SVM-11** could be in any of the controller +node. Thus you need to identify in which controller node ``ipv6-router`` is created in order to manually +spawn ``radvd`` daemon inside the ``ipv6-router`` namespace in steps **SETUP-SVM-24** through +**SETUP-SVM-30**. The following command in Neutron will display the controller on which the +``ipv6-router`` is spawned. + +.. code-block:: bash + + neutron l3-agent-list-hosting-router ipv6-router + +Then you login to that controller and execute steps **SETUP-SVM-24** +through **SETUP-SVM-30** + +**SETUP-SVM-24**: identify the ``ipv6-router`` namespace and move to the namespace + +.. code-block:: bash + + sudo ip netns exec qrouter-$(neutron router-list | grep -w ipv6-router | awk '{print $2}') bash + +**SETUP-SVM-25**: Upon successful execution of the above command, you will be in the router namespace. +Now let us configure the IPv6 address on the <qr-xxx> interface. + +.. code-block:: bash + + export router_interface=$(ip a s | grep -w "global qr-*" | awk '{print $7}') + ip -6 addr add 2001:db8:0:1::1 dev $router_interface + +**SETUP-SVM-26**: Update the sample file ``/opt/stack/opnfv_os_ipv6_poc/scenario2/radvd.conf`` +with ``$router_interface``. + +.. code-block:: bash + + cp /opt/stack/opnfv_os_ipv6_poc/scenario2/radvd.conf /tmp/radvd.$router_interface.conf + sed -i 's/$router_interface/'$router_interface'/g' /tmp/radvd.$router_interface.conf + +**SETUP-SVM-27**: Spawn a ``radvd`` daemon to simulate an external router. This ``radvd`` daemon advertises an IPv6 +subnet prefix of ``2001:db8:0:1::/64`` using RA (Router Advertisement) on its $router_interface so that ``eth0`` +interface of ``vRouter`` automatically configures an IPv6 SLAAC address. + +.. code-block:: bash + + $radvd -C /tmp/radvd.$router_interface.conf -p /tmp/br-ex.pid.radvd -m syslog + +**SETUP-SVM-28**: Add an IPv6 downstream route pointing to the ``eth0`` interface of vRouter. + +.. code-block:: bash + + ip -6 route add 2001:db8:0:2::/64 via 2001:db8:0:1:f816:3eff:fe11:1111 + +**SETUP-SVM-29**: The routing table should now look similar to something shown below. + +.. code-block:: bash + + ip -6 route show + 2001:db8:0:1::1 dev qr-42968b9e-62 proto kernel metric 256 + 2001:db8:0:1::/64 dev qr-42968b9e-62 proto kernel metric 256 expires 86384sec + 2001:db8:0:2::/64 via 2001:db8:0:1:f816:3eff:fe11:1111 dev qr-42968b9e-62 proto ra metric 1024 expires 29sec + fe80::/64 dev qg-3736e0c7-7c proto kernel metric 256 + fe80::/64 dev qr-42968b9e-62 proto kernel metric 256 + +**SETUP-SVM-30**: If all goes well, the IPv6 addresses assigned to the VMs would be as shown as follows: + +.. code-block:: bash + + vRouter eth0 interface would have the following IPv6 address: 2001:db8:0:1:f816:3eff:fe11:1111/64 + vRouter eth1 interface would have the following IPv6 address: 2001:db8:0:2::1/64 + VM1 would have the following IPv6 address: 2001:db8:0:2:f816:3eff:fe33:3333/64 + VM2 would have the following IPv6 address: 2001:db8:0:2:f816:3eff:fe44:4444/64 + +******************************** +Testing to Verify Setup Complete +******************************** + +Now, let us ``ssh`` to one of the VMs, e.g. VM1, to confirm that it has successfully configured the IPv6 address +using ``SLAAC`` with prefix ``2001:db8:0:2::/64`` from ``vRouter``. + +Please note that you need to get the IPv4 address associated to VM1. This can be inferred from ``nova list`` command. + +**SETUP-SVM-31**: ``ssh`` VM1 + +.. code-block:: bash + + ssh -i /home/odl/vRouterKey cirros@<VM1-IPv4-address> + +If everything goes well, ``ssh`` will be successful and you will be logged into VM1. Run some commands to verify +that IPv6 addresses are configured on ``eth0`` interface. + +**SETUP-SVM-32**: Show an IPv6 address with a prefix of ``2001:db8:0:2::/64`` + +.. code-block:: bash + + ip address show + +**SETUP-SVM-33**: ping some external IPv6 address, e.g. ``ipv6-router`` + +.. code-block:: bash + + ping6 2001:db8:0:1::1 + +If the above ping6 command succeeds, it implies that ``vRouter`` was able to successfully forward the IPv6 traffic +to reach external ``ipv6-router``. + +**SETUP-SVM-34**: When all tests show that the setup works as expected, You can now exit the ``ipv6-router`` namespace. + +.. code-block:: bash + + exit + +********** +Next Steps +********** + +Congratulations, you have completed the setup of using a service VM to act as an IPv6 vRouter. This setup allows further +open innovation by any 3rd-party. Please refer to relevant sections in User's Guide for further value-added services on +this IPv6 vRouter. + diff --git a/docs/configguide/option-pure-os.rst b/docs/configguide/option-pure-os.rst new file mode 100644 index 0000000..609b1f8 --- /dev/null +++ b/docs/configguide/option-pure-os.rst @@ -0,0 +1,222 @@ +====================================================================== +Set Up a Service VM as an IPv6 vRouter in Native OpenStack Environment +====================================================================== + +If you intend to set up a service VM as an IPv6 vRouter in native OpenStack environment of +OPNFV Brahmaputra Release base platform, the instructions are as follows. + +Please **NOTE** that: + +* Because the anti-spoofing rules of Security Group feature in OpenStack prevents + a VM from forwarding packets, we need to disable Security Group feature in the + native OpenStack environment. +* The hostnames, IP addresses, and username are for exemplary purpose in instructions. + Please change as needed to fit your environment. +* The instructions apply to both deployment model of single controller node and + HA (High Availability) deployment model where multiple controller nodes are used + +***************************** +Install OPNFV and Preparation +***************************** + +**OPNFV-NATIVE-INSTALL-1**: To install pure OpenStack option of OPNFV Brahmaputra Release: + +.. code-block:: bash + + deploy --scenario os_ha + +**OPNFV-NATIVE-INSTALL-2**: Clone the following GitHub repository to get the +configuration and metadata files + +.. code-block:: bash + + git clone https://github.com/sridhargaddam/opnfv_os_ipv6_poc.git /opt/stack/opnfv_os_ipv6_poc + +********************************************** +Disable Security Groups in OpenStack ML2 Setup +********************************************** + +**OPNFV-NATIVE-SEC-1**: Change the settings in +``/etc/neutron/plugins/ml2/ml2_conf.ini`` as follows + +.. code-block:: bash + + # /etc/neutron/plugins/ml2/ml2_conf.ini + [securitygroup] + enable_security_group = False + firewall_driver = neutron.agent.firewall.NoopFirewallDriver + +**OPNFV-NATIVE-SEC-2**: Change the settings in ``/etc/nova/nova.conf`` as follows + +.. code-block:: bash + + # /etc/nova/nova.conf + [DEFAULT] + security_group_api = nova + firewall_driver = nova.virt.firewall.NoopFirewallDriver + +********************************* +Set Up Service VM as IPv6 vRouter +********************************* + +**OPNFV-NATIVE-SETUP-1**: Now we assume that OpenStack multi-node setup is up and running. The following +commands should be executed: + +.. code-block:: bash + + source openrc admin demo + +**OPNFV-NATIVE-SETUP-2**: Download ``fedora22`` image which would be used for ``vRouter`` + +.. code-block:: bash + + wget https://download.fedoraproject.org/pub/fedora/linux/releases/22/Cloud/x86_64/Images/Fedora-Cloud-Base-22-20150521.x86_64.qcow2 + +**OPNFV-NATIVE-SETUP-3**: Import Fedora22 image to ``glance`` + +.. code-block:: bash + + glance image-create --name 'Fedora22' --disk-format qcow2 --container-format bare --file ./Fedora-Cloud-Base-22-20150521.x86_64.qcow2 + +**OPNFV-NATIVE-SETUP-4**: Create Neutron routers ``ipv4-router`` and ``ipv6-router`` +which need to provide external connectivity. + +.. code-block:: bash + + neutron router-create ipv4-router + neutron router-create ipv6-router + +**OPNFV-NATIVE-SETUP-5**: Create an external network/subnet ``ext-net`` using +the appropriate values based on the data-center physical network setup. + +.. code-block:: bash + + neutron net-create --router:external ext-net + +**OPNFV-NATIVE-SETUP-6**: If your ``opnfv-os-controller`` node has two interfaces ``eth0`` and +``eth1``, and ``eth1`` is used for external connectivity, move the IP address of ``eth1`` to ``br-ex``. + +Please note that the IP address ``198.59.156.113`` and related subnet and gateway addressed in the command +below are for exemplary purpose. **Please replace them with the IP addresses of your actual network**. + +.. code-block:: bash + + sudo ip addr del 198.59.156.113/24 dev eth1 + sudo ovs-vsctl add-port br-ex eth1 + sudo ifconfig eth1 up + sudo ip addr add 198.59.156.113/24 dev br-ex + sudo ifconfig br-ex up + sudo ip route add default via 198.59.156.1 dev br-ex + neutron subnet-create --disable-dhcp --allocation-pool start=198.59.156.251,end=198.59.156.254 --gateway 198.59.156.1 ext-net 198.59.156.0/24 + +**OPNFV-NATIVE-SETUP-7**: Verify that ``br-ex`` now has the original external IP address, +and that the default route is on ``br-ex`` + +.. code-block:: bash + + $ ip a s br-ex + 38: br-ex: <BROADCAST,UP,LOWER_UP> mtu 1430 qdisc noqueue state UNKNOWN group default + link/ether 00:50:56:82:42:d1 brd ff:ff:ff:ff:ff:ff + inet 198.59.156.113/24 brd 198.59.156.255 scope global br-ex + valid_lft forever preferred_lft forever + inet6 fe80::543e:28ff:fe70:4426/64 scope link + valid_lft forever preferred_lft forever + $ + $ ip route + default via 198.59.156.1 dev br-ex + 192.168.0.0/24 dev eth0 proto kernel scope link src 192.168.0.10 + 192.168.122.0/24 dev virbr0 proto kernel scope link src 192.168.122.1 + 198.59.156.0/24 dev br-ex proto kernel scope link src 198.59.156.113 + +Please note that the IP addresses above are exemplary purpose. + +**OPNFV-NATIVE-SETUP-8**: Create Neutron networks ``ipv4-int-network1`` and +``ipv6-int-network2`` with port_security disabled + +.. code-block:: bash + + neutron net-create --port_security_enabled=False ipv4-int-network1 + neutron net-create --port_security_enabled=False ipv6-int-network2 + +**OPNFV-NATIVE-SETUP-9**: Create IPv4 subnet ``ipv4-int-subnet1`` in the internal network +``ipv4-int-network1``, and associate it to ``ipv4-router``. + +.. code-block:: bash + + neutron subnet-create --name ipv4-int-subnet1 --dns-nameserver 8.8.8.8 ipv4-int-network1 20.0.0.0/24 + neutron router-interface-add ipv4-router ipv4-int-subnet1 + +**OPNFV-NATIVE-SETUP-10**: Associate the ``ext-net`` to the Neutron routers ``ipv4-router`` +and ``ipv6-router``. + +.. code-block:: bash + + neutron router-gateway-set ipv4-router ext-net + neutron router-gateway-set ipv6-router ext-net + +**OPNFV-NATIVE-SETUP-11**: Create two subnets, one IPv4 subnet ``ipv4-int-subnet2`` and +one IPv6 subnet ``ipv6-int-subnet2`` in ``ipv6-int-network2``, and associate both subnets to +``ipv6-router`` + +.. code-block:: bash + + neutron subnet-create --name ipv4-int-subnet2 --dns-nameserver 8.8.8.8 ipv6-int-network2 10.0.0.0/24 + neutron subnet-create --name ipv6-int-subnet2 --ip-version 6 --ipv6-ra-mode slaac --ipv6-address-mode slaac ipv6-int-network2 2001:db8:0:1::/64 + neutron router-interface-add ipv6-router ipv4-int-subnet2 + neutron router-interface-add ipv6-router ipv6-int-subnet2 + +**OPNFV-NATIVE-SETUP-12**: Create a keypair + +.. code-block:: bash + + nova keypair-add vRouterKey > ~/vRouterKey + +**OPNFV-NATIVE-SETUP-13**: Create ports for vRouter (with some specific MAC address +- basically for automation - to know the IPv6 addresses that would be assigned to the port). + +.. code-block:: bash + + neutron port-create --name eth0-vRouter --mac-address fa:16:3e:11:11:11 ipv6-int-network2 + neutron port-create --name eth1-vRouter --mac-address fa:16:3e:22:22:22 ipv4-int-network1 + +**OPNFV-NATIVE-SETUP-14**: Create ports for VM1 and VM2. + +.. code-block:: bash + + 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 + +**OPNFV-NATIVE-SETUP-15**: Update ``ipv6-router`` with routing information to subnet +``2001:db8:0:2::/64`` + +.. code-block:: bash + + neutron router-update ipv6-router --routes type=dict list=true destination=2001:db8:0:2::/64,nexthop=2001:db8:0:1:f816:3eff:fe11:1111 + +**OPNFV-NATIVE-SETUP-16**: Boot Service VM (``vRouter``), VM1 and VM2 + +.. code-block:: bash + + nova boot --image Fedora22 --flavor m1.small --user-data /opt/stack/opnfv_os_ipv6_poc/metadata.txt --availability-zone nova:opnfv-os-compute --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 $2}') --key-name vRouterKey vRouter + nova list + nova console-log vRouter #Please wait for some 10 to 15 minutes so that necessary packages (like radvd) are installed and vRouter is up. + nova boot --image cirros-0.3.4-x86_64-uec --flavor m1.tiny --nic port-id=$(neutron port-list | grep -w eth0-VM1 | awk '{print $2}') --availability-zone nova:opnfv-os-controller --key-name vRouterKey --user-data /opt/stack/opnfv_os_ipv6_poc/set_mtu.sh VM1 + nova boot --image cirros-0.3.4-x86_64-uec --flavor m1.tiny --nic port-id=$(neutron port-list | grep -w eth0-VM2 | awk '{print $2}') --availability-zone nova:opnfv-os-compute --key-name vRouterKey --user-data /opt/stack/opnfv_os_ipv6_poc/set_mtu.sh VM2 + nova list # Verify that all the VMs are in ACTIVE state. + +**OPNFV-NATIVE-SETUP-17**: If all goes well, the IPv6 addresses assigned to the VMs +would be as shown as follows: + +.. code-block:: bash + + vRouter eth0 interface would have the following IPv6 address: 2001:db8:0:1:f816:3eff:fe11:1111/64 + vRouter eth1 interface would have the following IPv6 address: 2001:db8:0:2::1/64 + VM1 would have the following IPv6 address: 2001:db8:0:2:f816:3eff:fe33:3333/64 + VM2 would have the following IPv6 address: 2001:db8:0:2:f816:3eff:fe44:4444/64 + +**OPNFV-NATIVE-SETUP-18**: To ``SSH`` to vRouter, you can execute the following command. + +.. code-block:: bash + + sudo ip netns exec qrouter-$(neutron router-list | grep -w ipv6-router | awk '{print $2}') ssh -i ~/vRouterKey fedora@2001:db8:0:1:f816:3eff:fe11:1111 + |