Bug 1699332
| Summary: | RFE: OVN: add RDNSS support (RFC 6106) | ||
|---|---|---|---|
| Product: | Red Hat Enterprise Linux Fast Datapath | Reporter: | lorenzo bianconi <lorenzo.bianconi> |
| Component: | ovn2.11 | Assignee: | lorenzo bianconi <lorenzo.bianconi> |
| Status: | CLOSED ERRATA | QA Contact: | Jianlin Shi <jishi> |
| Severity: | low | Docs Contact: | |
| Priority: | low | ||
| Version: | FDP 19.C | CC: | atragler, ctrautma, jishi, kfida, nusiddiq |
| Target Milestone: | --- | Keywords: | FutureFeature |
| Target Release: | --- | ||
| Hardware: | Unspecified | ||
| OS: | Unspecified | ||
| Whiteboard: | |||
| Fixed In Version: | ovn2.11-2.11.1-9.el7fdn | Doc Type: | If docs needed, set a value |
| Doc Text: | Story Points: | --- | |
| Clone Of: | Environment: | ||
| Last Closed: | 2020-01-21 17:02:44 UTC | Type: | Bug |
| Regression: | --- | Mount Type: | --- |
| Documentation: | --- | CRM: | |
| Verified Versions: | Category: | --- | |
| oVirt Team: | --- | RHEL 7.3 requirements from Atomic Host: | |
| Cloudforms Team: | --- | Target Upstream Version: | |
| Embargoed: | |||
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Description
lorenzo bianconi
2019-04-12 12:48:03 UTC
Hi Lorenzo, I think this option is for ipv6 RA,is it correct?And can you please show how to configure this option when it is supported in OVN? Thanks a lot! Verified on ovn2.12-2.12.0-19.el8fdp.x86_64: setup on server: [root@dell-per740-12 bz1699332]# bash -x setup.sh [12/1154] + systemctl start openvswitch + systemctl start ovn-northd + ovn-nbctl set-connection ptcp:6641 + ovn-sbctl set-connection ptcp:6642 + ovs-vsctl set open . external_ids:system-id=hv1 external_ids:ovn-remote=tcp:20.0.30.25:6642 external_ids:ovn-encap-type=geneve external_ids:ovn-encap-ip=20.0.30.25 + systemctl restart ovn-controller + ip netns add server0 + ip link add veth0_s0 netns server0 type veth peer name veth0_s0_p + ip netns exec server0 ip link set lo up + ip netns exec server0 ip link set veth0_s0 up + ip netns exec server0 ip link set veth0_s0 address 00:00:00:01:01:02 + ip netns exec server0 ip addr add 192.168.1.1/24 dev veth0_s0 + ovs-vsctl add-port br-int veth0_s0_p + ip link set veth0_s0_p up + ovs-vsctl set interface veth0_s0_p external_ids:iface-id=ls1p1 + ovn-nbctl ls-add ls1 + ovn-nbctl lsp-add ls1 ls1p1 + ovn-nbctl lsp-set-addresses ls1p1 00:00:00:01:01:02 + ovn-nbctl lsp-add ls1 ls1p2 + ovn-nbctl lsp-set-addresses ls1p2 00:00:00:01:02:02 + ovn-nbctl lr-add lr1 + ovn-nbctl lrp-add lr1 lr1-ls1 00:00:00:00:00:01 aef0:0:0:0:0:0:0:1/64 + ovn-nbctl lsp-add ls1 ls1-lr1 + ovn-nbctl lsp-set-type ls1-lr1 router + ovn-nbctl lsp-set-options ls1-lr1 router-port=lr1-ls1 + ovn-nbctl lsp-set-addresses ls1-lr1 00:00:00:00:00:01 + ovn-nbctl lsp-add ls1 ls1p3 + ovn-nbctl lsp-set-addresses ls1p3 00:00:00:01:03:02 + ovn-nbctl set Logical_Router_Port lr1-ls1 ipv6_ra_configs:send_periodic=true + ovn-nbctl set Logical_Router_Port lr1-ls1 ipv6_ra_configs:address_mode=slaac + ovn-nbctl set Logical_Router_Port lr1-ls1 ipv6_ra_configs:max_interval=4 + ovn-nbctl set Logical_Router_Port lr1-ls1 ipv6_ra_configs:min_interval=3 + ovn-nbctl --wait=hv set Logical_Router_port lr1-ls1 ipv6_ra_configs:rdnss=aef0::11 + ovn-nbctl --wait=hv set Logical_Router_port lr1-ls1 ipv6_ra_configs:router_preference=LOW + ovn-nbctl --wait=hv set Logical_Router_port lr1-ls1 ipv6_ra_configs:route_info=HIGH-aef1::11/48,LOW-aef2::11/96 + ovn-nbctl list logical_router_port lr1-ls1 _uuid : 8c2d593e-573a-4296-b1ae-4ab3b68d48ef enabled : [] external_ids : {} gateway_chassis : [] ha_chassis_group : [] ipv6_ra_configs : {address_mode=slaac, max_interval="4", min_interval="3", rdnss="aef0::11", route_info="HIGH-aef1::11/48,LOW-aef2::11/96", router_preference=LOW, send_periodic="true"} mac : "00:00:00:00:00:01" name : lr1-ls1 networks : ["aef0:0:0:0:0:0:0:1/64"] options : {} peer : [] [root@dell-per740-12 bz1699332]# rpm -qa | grep -E "openvswitch|ovn" ovn2.12-host-2.12.0-19.el8fdp.x86_64 ovn2.12-central-2.12.0-19.el8fdp.x86_64 openvswitch2.12-2.12.0-12.el8fdp.x86_64 openvswitch-selinux-extra-policy-1.0-19.el8fdp.noarch ovn2.12-2.12.0-19.el8fdp.x86_64 setup on client: start ovn-controller: [root@hp-dl380pg8-12 bz1779124]# bash -x setup.sh + systemctl start openvswitch + ovs-vsctl set open . external_ids:system-id=hv0 external_ids:ovn-remote=tcp:20.0.30.25:6642 external_ids:ovn-encap-type=geneve external_ids:ovn-encap-ip=20.0.30.26 + systemctl restart ovn-controller + ip netns add client0 + ip link add veth0_c0 netns client0 type veth peer name veth0_c0_p + ip netns exec client0 ip link set lo up + ip netns exec client0 ip link set veth0_c0 up + ip netns exec client0 ip link set veth0_c0 address 00:00:00:01:02:02 + ip netns exec client0 ip addr add 192.168.1.2/24 dev veth0_c0 + ovs-vsctl add-port br-int veth0_c0_p + ip link set veth0_c0_p up + ovs-vsctl set interface veth0_c0_p external_ids:iface-id=ls1p2 start vm and add interface to ovn: [root@hp-dl380pg8-12 bz1779124]# virt-install --name $vm1 --vcpus=2 --ram=2048 --disk path=/var/lib/libvirt/images/$vm1.qcow2,device=disk,bus=virtio,format=qcow2 --network bridge=virbr0,model=virtio --boo t hd --accelerate --graphics vnc,listen=0.0.0.0 --force --os-type=linux --noautoconsol [root@hp-dl380pg8-12 bz1779124]# cat vm1.xml <interface type='bridge'> <target dev='vm1'/> <mac address='00:00:00:01:03:02'/> <source bridge='br-int'/> <virtualport type='openvswitch'/> <model type='virtio'/> </interface> [root@hp-dl380pg8-12 bz1779124]# virsh attach-device vm1 vm1.xml [root@hp-dl380pg8-12 bz1779124]# ovs-vsctl set interface vm1 external_ids:iface-id=ls1p3 setup on vm1 on client: [root@localhost ~]# cat /etc/sysconfig/network-scripts/ifcfg-eth1 DEVICE="eth1" BOOTPROTO="dhcp" ONBOOT="yes" TYPE="Ethernet" IPV6INIT="yes" NETBOOT=yes result: [root@localhost ~]# ip -6 r unreachable ::/96 dev lo metric 1024 error -113 pref medium unreachable ::ffff:0.0.0.0/96 dev lo metric 1024 error -113 pref medium unreachable 2002:a00::/24 dev lo metric 1024 error -113 pref medium unreachable 2002:7f00::/24 dev lo metric 1024 error -113 pref medium unreachable 2002:a9fe::/32 dev lo metric 1024 error -113 pref medium unreachable 2002:ac10::/28 dev lo metric 1024 error -113 pref medium unreachable 2002:c0a8::/32 dev lo metric 1024 error -113 pref medium unreachable 2002:e000::/19 dev lo metric 1024 error -113 pref medium unreachable 3ffe:ffff::/32 dev lo metric 1024 error -113 pref medium aef0::/64 dev eth1 proto ra metric 101 pref medium aef1::/48 via fe80::200:ff:fe00:1 dev eth1 proto ra metric 101 pref high aef2::/96 via fe80::200:ff:fe00:1 dev eth1 proto ra metric 101 pref low <=== route info fe80::/64 dev eth1 proto kernel metric 101 pref medium fe80::/64 dev eth0 proto kernel metric 256 pref medium default via fe80::200:ff:fe00:1 dev eth1 proto ra metric 101 pref low <=== router_preference [root@localhost ~]# cat /etc/resolv.conf # Generated by NetworkManager nameserver 192.168.122.1 nameserver aef0::11 <=== rdnss [root@localhost ~]# ip addr sh eth1 3: eth1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000 link/ether 00:00:00:01:03:02 brd ff:ff:ff:ff:ff:ff inet6 aef0::200:ff:fe01:302/64 scope global noprefixroute valid_lft forever preferred_lft forever inet6 fe80::200:ff:fe01:302/64 scope link noprefixroute valid_lft forever preferred_lft forever rdnss, router preference and route info work well Verified on ovn2.11-2.11.1-24.el8fdp.x86_64: [root@dell-per740-12 bz1699332]# rpm -qa | grep -E "openvswitch|ovn" ovn2.11-host-2.11.1-24.el8fdp.x86_64 ovn2.11-central-2.11.1-24.el8fdp.x86_64 openvswitch2.11-2.11.0-35.el8fdp.x86_64 openvswitch-selinux-extra-policy-1.0-19.el8fdp.noarch ovn2.11-2.11.1-24.el8fdp.x86_64 [root@dell-per740-12 bz1699332]# bash -x setup.sh [17/1288] + systemctl start openvswitch + systemctl start ovn-northd + ovn-nbctl set-connection ptcp:6641 + ovn-sbctl set-connection ptcp:6642 + ovs-vsctl set open . external_ids:system-id=hv1 external_ids:ovn-remote=tcp:20.0.30.25:6642 external_ids:ovn-encap-type=geneve external_ids:ovn-encap-ip=20.0.30.25 + systemctl restart ovn-controller + ip netns add server0 + ip link add veth0_s0 netns server0 type veth peer name veth0_s0_p + ip netns exec server0 ip link set lo up + ip netns exec server0 ip link set veth0_s0 up + ip netns exec server0 ip link set veth0_s0 address 00:00:00:01:01:02 + ip netns exec server0 ip addr add 192.168.1.1/24 dev veth0_s0 + ovs-vsctl add-port br-int veth0_s0_p + ip link set veth0_s0_p up + ovs-vsctl set interface veth0_s0_p external_ids:iface-id=ls1p1 + ovn-nbctl ls-add ls1 + ovn-nbctl lsp-add ls1 ls1p1 + ovn-nbctl lsp-set-addresses ls1p1 00:00:00:01:01:02 + ovn-nbctl lsp-add ls1 ls1p2 + ovn-nbctl lsp-set-addresses ls1p2 00:00:00:01:02:02 + ovn-nbctl lr-add lr1 + ovn-nbctl lrp-add lr1 lr1-ls1 00:00:00:00:00:01 aef0:0:0:0:0:0:0:1/64 + ovn-nbctl lsp-add ls1 ls1-lr1 + ovn-nbctl lsp-set-type ls1-lr1 router + ovn-nbctl lsp-set-options ls1-lr1 router-port=lr1-ls1 + ovn-nbctl lsp-set-addresses ls1-lr1 00:00:00:00:00:01 + ovn-nbctl lsp-add ls1 ls1p3 + ovn-nbctl lsp-set-addresses ls1p3 00:00:00:01:03:02 + ovn-nbctl set Logical_Router_Port lr1-ls1 ipv6_ra_configs:send_periodic=true + ovn-nbctl set Logical_Router_Port lr1-ls1 ipv6_ra_configs:address_mode=slaac + ovn-nbctl set Logical_Router_Port lr1-ls1 ipv6_ra_configs:max_interval=4 + ovn-nbctl set Logical_Router_Port lr1-ls1 ipv6_ra_configs:min_interval=3 + ovn-nbctl --wait=hv set Logical_Router_port lr1-ls1 ipv6_ra_configs:rdnss=aef0::11 + ovn-nbctl --wait=hv set Logical_Router_port lr1-ls1 ipv6_ra_configs:router_preference=LOW + ovn-nbctl --wait=hv set Logical_Router_port lr1-ls1 ipv6_ra_configs:dnssl=aa.bb.cc + ovn-nbctl --wait=hv set Logical_Router_port lr1-ls1 ipv6_ra_configs:route_info=HIGH-aef1::11/48,LOW-aef2::11/96 + ovn-nbctl list logical_router_port lr1-ls1 _uuid : 8b896ccb-e307-42e2-b172-83ab288e9559 enabled : [] external_ids : {} gateway_chassis : [] ha_chassis_group : [] ipv6_ra_configs : {address_mode=slaac, dnssl=aa.bb.cc, max_interval="4", min_interval="3", rdnss="aef0::11", route_info="HIGH-aef1::11/48,LOW-aef2::11/96", router_preference=LOW, send_periodic="true"} mac : "00:00:00:00:00:01" name : "lr1-ls1" networks : ["aef0:0:0:0:0:0:0:1/64"] options : {} peer : [] result on vm1 on client: [root@localhost ~]# ip addr sh eth1 3: eth1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000 link/ether 00:00:00:01:03:02 brd ff:ff:ff:ff:ff:ff inet6 aef0::200:ff:fe01:302/64 scope global noprefixroute valid_lft forever preferred_lft forever inet6 fe80::200:ff:fe01:302/64 scope link noprefixroute valid_lft forever preferred_lft forever [root@localhost ~]# ip -6 r aef0::/64 dev eth1 proto ra metric 101 pref medium aef1::/48 via fe80::200:ff:fe00:1 dev eth1 proto ra metric 101 pref high aef2::/96 via fe80::200:ff:fe00:1 dev eth1 proto ra metric 101 pref low <=== route info fe80::/64 dev eth1 proto kernel metric 101 pref medium fe80::/64 dev eth0 proto kernel metric 256 pref medium default via fe80::200:ff:fe00:1 dev eth1 proto ra metric 101 pref low <== router preference [root@localhost ~]# cat /etc/resolv.conf # Generated by NetworkManager search aa.bb.cc aa <=== dnssl, should be aa.bb.cc nameserver 192.168.122.1 nameserver aef0::11 <=== rdnss Since the problem described in this bug report should be resolved in a recent advisory, it has been closed with a resolution of ERRATA. For information on the advisory, and where to find the updated files, follow the link below. If the solution does not work for you, open a new bug report. https://access.redhat.com/errata/RHBA-2020:0190 |