ipv6_opnfv_project:create_networks
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ipv6_opnfv_project:create_networks [2015/12/24 14:40] Sridhar Gaddam |
ipv6_opnfv_project:create_networks [2015/12/30 08:40] (current) Sridhar Gaddam |
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| Steps to be executed on the snsj113 (IP: 198.59.156.113) machine (''refer to [[http://spirent.app.box.com/notes/37713582266?s=tgm98glcerw9zlcdy6pclavjlorgop4v|the details of lab environment]]''). | Steps to be executed on the snsj113 (IP: 198.59.156.113) machine (''refer to [[http://spirent.app.box.com/notes/37713582266?s=tgm98glcerw9zlcdy6pclavjlorgop4v|the details of lab environment]]''). | ||
| - | 1. Login as odl user and change directory to devstack. | + | 1. Login as odl user and source the credentials. |
| cd ~/devstack | cd ~/devstack | ||
| + | odl@opnfv-openstack-ubuntu:~/devstack$ source openrc admin demo | ||
| + | 2. Clone the opnfv_os_ipv6_poc repo. | ||
| - | 2. Source the credentials. | + | git clone https://github.com/sridhargaddam/opnfv_os_ipv6_poc.git /opt/stack/opnfv_os_ipv6_poc |
| - | + | ||
| - | odl@opnfv-openstack-ubuntu:~/devstack$ source openrc admin demo | + | |
| 3. We want to manually create networks/subnets that will help us to achieve the POC, so we have used the flag, ''NEUTRON_CREATE_INITIAL_NETWORKS=False'' in ''local.conf'' file. When this flag is set to False, devstack does not create any networks/subnets during the setup phase. | 3. We want to manually create networks/subnets that will help us to achieve the POC, so we have used the flag, ''NEUTRON_CREATE_INITIAL_NETWORKS=False'' in ''local.conf'' file. When this flag is set to False, devstack does not create any networks/subnets during the setup phase. | ||
| Line 141: | Line 141: | ||
| # Configure the IPv6 address on the <qr-xxx> iface. | # Configure the IPv6 address on the <qr-xxx> iface. | ||
| - | router_interface=$(ip a s | grep -w "global qr-*" | awk '{print $7}') | + | export router_interface=$(ip a s | grep -w "global qr-*" | awk '{print $7}') |
| ip -6 addr add 2001:db8:0:1::1 dev $router_interface | ip -6 addr add 2001:db8:0:1::1 dev $router_interface | ||
| - | # Update the file /opt/stack/opnfv_os_ipv6_poc/scenario2/radvd.conf with $router_interface | + | # Update the sample radvd.conf file with the $router_interface and spawn ''radvd'' daemon inside the namespace to simulate an external IPv6 router. |
| - | + | ||
| - | # Spawn a ''radvd'' daemon to simulate an external router. | + | |
| - | + | ||
| - | $radvd -C /opt/stack/opnfv_os_ipv6_poc/scenario2/radvd.conf -p /tmp/br-ex.pid.radvd -m syslog | + | |
| - | Configure the $router_interface proc entries to process the Router Advts from vRouter and automatically add a downstream route pointing to the LLA (fe80::f816:3eff:fe11:1111) of the vRouter eth0 iface. | + | cp /opt/stack/opnfv_os_ipv6_poc/scenario2/radvd.conf /tmp/radvd.$router_interface.conf |
| + | sed -i 's/$router_interface/'$router_interface'/g' /tmp/radvd.$router_interface.conf | ||
| + | $radvd -C /tmp/radvd.$router_interface.conf -p /tmp/br-ex.pid.radvd -m syslog | ||
| - | sysctl -w net.ipv6.conf.$router_interface.accept_ra=2 | + | Configure the downstream route pointing to the eth0 iface of vRouter. |
| - | sysctl -w net.ipv6.conf.$router_interface.accept_ra_rt_info_max_plen=64 | + | ip -6 route add 2001:db8:0:2::/64 via 2001:db8:0:1:f816:3eff:fe11:1111 |
| - | Note: After the vRouter successfully initializes and starts sending Router Advts, you would see an IPv6 route to the ''2001:db8:0:2::/64'' prefix reachable via LLA of vRouter eth0 iface. You can execute the following command to list the IPv6 routes. | + | Note: The routing table should now look something similar to shown below. |
| ip -6 route show | ip -6 route show | ||
| 2001:db8:0:1::1 dev qr-42968b9e-62 proto kernel metric 256 | 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:db8:0:1::/64 dev qr-42968b9e-62 proto kernel metric 256 expires 86384sec | ||
| - | 2001:db8:0:2::/64 via fe80::f816:3eff:fe11:1111 dev qr-42968b9e-62 proto ra metric 1024 expires 29sec | + | 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 qg-3736e0c7-7c proto kernel metric 256 | ||
| fe80::/64 dev qr-42968b9e-62 proto kernel metric 256 | fe80::/64 dev qr-42968b9e-62 proto kernel metric 256 | ||
ipv6_opnfv_project/create_networks.1450968012.txt.gz · Last modified: 2015/12/24 14:40 by Sridhar Gaddam
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