Description:
interconnection failed when encap type is vxlan
Version:
[root@wsfd-advnetlab18 test]# rpm -qa | grep -E "openvswitch3.2|ovn23.09"
openvswitch3.2-3.2.0-107.el9fdp.x86_64
python3-openvswitch3.2-3.2.0-107.el9fdp.x86_64
ovn23.09-23.09.6-6.el9fdp.x86_64
ovn23.09-central-23.09.6-6.el9fdp.x86_64
ovn23.09-host-23.09.6-6.el9fdp.x86_64
Steps:
1. server
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:1.1.88.25:6642 external_ids:ovn-encap-type=vxlan external_ids:ovn-encap-ip=1.1.88.25 systemctl restart ovn-controller ovn-nbctl ls-add ls1 ovn-nbctl lsp-add ls1 ls1p1 ovn-nbctl lsp-set-addresses ls1p1 "00:00:00:01:01:01 192.168.1.1 2001::1" ovn-nbctl lsp-add ls1 ls1p2 ovn-nbctl lsp-set-addresses ls1p2 "00:00:00:01:01:02 192.168.1.2 2001::2" ovn-nbctl ls-add ls3 ovn-nbctl lsp-add ls3 ls3p1 ovn-nbctl lsp-set-addresses ls3p1 "00:00:00:00:03:01 192.168.3.1 2003::1" ovn-nbctl lr-add lr1 ovn-nbctl lrp-add lr1 lr1-ls1 00:00:00:00:00:01 192.168.1.254/24 2001::a/64 ovn-nbctl lsp-add ls1 ls1-lr1 ovn-nbctl lsp-set-addresses ls1-lr1 "00:00:00:00:00:01 192.168.1.254 2001::a" ovn-nbctl lsp-set-type ls1-lr1 router ovn-nbctl lsp-set-options ls1-lr1 router-port=lr1-ls1 ovn-nbctl lrp-add lr1 lr1-ls3 00:00:00:00:03:00 192.168.3.254/24 2003::a/64 ovn-nbctl lsp-add ls3 ls3-lr1 \ -- lsp-set-addresses ls3-lr1 router \ -- lsp-set-type ls3-lr1 router \ -- lsp-set-options ls3-lr1 router-port=lr1-ls3 ovs-vsctl add-port br-int ls3p1 -- set interface ls3p1 type=internal external_ids:iface-id=ls3p1 ip netns add ls3p1 ip link set ls3p1 netns ls3p1 ip netns exec ls3p1 ip link set ls3p1 address 00:00:00:00:03:01 ip netns exec ls3p1 ip link set ls3p1 up ip netns exec ls3p1 ip addr add 192.168.3.1/24 dev ls3p1 ip netns exec ls3p1 ip route add default via 192.168.3.254 ip netns exec ls3p1 ip -6 addr add 2003::1/64 dev ls3p1 ip netns exec ls3p1 ip -6 route add default via 2003::a ovs-vsctl add-port br-int ls1p1 -- set interface ls1p1 type=internal external_ids:iface-id=ls1p1 ip netns add ls1p1 ip link set ls1p1 netns ls1p1 ip netns exec ls1p1 ip link set ls1p1 address 00:00:00:01:01:01 ip netns exec ls1p1 ip link set ls1p1 up ip netns exec ls1p1 ip addr add 192.168.1.1/24 dev ls1p1 ip netns exec ls1p1 ip route add default via 192.168.1.254 ip netns exec ls1p1 ip -6 addr add 2001::1/64 dev ls1p1 ip netns exec ls1p1 ip -6 route add default via 2001::a ovs-vsctl add-port br-int ls1p2 -- set interface ls1p2 type=internal external_ids:iface-id=ls1p2 ip netns add ls1p2 ip link set ls1p2 netns ls1p2 ip netns exec ls1p2 ip link set ls1p2 address 00:00:00:01:01:02 ip netns exec ls1p2 ip link set ls1p2 up ip netns exec ls1p2 ip addr add 192.168.1.2/24 dev ls1p2 ip netns exec ls1p2 ip route add default via 192.168.1.254 ip netns exec ls1p2 ip -6 addr add 2001::2/64 dev ls1p2 ip netns exec ls1p2 ip -6 route add default via 2001::aovn-nbctl set NB_Global . name=az2 /usr/share/ovn/scripts/ovn-ctl --db-ic-nb-create-insecure-remote=yes --db-ic-sb-create-insecure-remote=yes start_ic_ovsdb /usr/share/ovn/scripts/ovn-ctl --ovn-ic-nb-db=tcp:1.1.88.25:6645 --ovn-ic-sb-db=tcp:1.1.88.25:6646 --ovn-northd-nb-db=tcp:1.1.88.25:6641 --ovn-northd-sb-db=tcp:1.1.88.25:6642 start_ic ovs-vsctl set open_vswitch . external_ids:ovn-is-interconn=true ovn-ic-nbctl ts-add ts1ovn-nbctl lrp-add lr1 lr1-ts1 aa:aa:aa:aa:aa:02 172.1.100.2/24 ovn-nbctl lsp-add ts1 ts1-lr1 -- \ lsp-set-addresses ts1-lr1 router -- \ lsp-set-type ts1-lr1 router -- \ lsp-set-options ts1-lr1 router-port=lr1-ts1 ovn-nbctl lrp-set-gateway-chassis lr1-ts1 hv1 ovn-nbctl set NB_Global . options:ic-route-adv=true options:ic-route-learn=true
2. client
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=hv0 external_ids:ovn-remote=tcp:1.1.88.26:6642 external_ids:ovn-encap-type=vxlan external_ids:ovn-encap-ip=1.1.88.26 systemctl restart ovn-controller ovn-nbctl ls-add ls1 ovn-nbctl lsp-add ls1 ls1p1 ovn-nbctl lsp-set-addresses ls1p1 "00:00:00:01:01:01 192.168.2.1 2002::1" ovn-nbctl lsp-add ls1 ls1p2 ovn-nbctl lsp-set-addresses ls1p2 "00:00:00:01:01:02 192.168.2.2 2002::2" ovn-nbctl lr-add lr2 ovn-nbctl lrp-add lr2 lr2-ls1 00:00:00:00:00:01 192.168.2.254/24 2002::a/64 ovn-nbctl lsp-add ls1 ls1-lr2 ovn-nbctl lsp-set-addresses ls1-lr2 "00:00:00:00:00:01 192.168.2.254 2002::a" ovn-nbctl lsp-set-type ls1-lr2 router ovn-nbctl lsp-set-options ls1-lr2 router-port=lr2-ls1 ovs-vsctl add-port br-int ls1p1 -- set interface ls1p1 type=internal external_ids:iface-id=ls1p1 ip netns add ls1p1 ip link set ls1p1 netns ls1p1 ip netns exec ls1p1 ip link set ls1p1 address 00:00:00:01:01:01 ip netns exec ls1p1 ip link set ls1p1 up ip netns exec ls1p1 ip addr add 192.168.2.1/24 dev ls1p1 ip netns exec ls1p1 ip route add default via 192.168.2.254 ip netns exec ls1p1 ip -6 addr add 2002::1/64 dev ls1p1 ip netns exec ls1p1 ip -6 route add default via 2002::a ovs-vsctl add-port br-int ls1p2 -- set interface ls1p2 type=internal external_ids:iface-id=ls1p2 ip netns add ls1p2 ip link set ls1p2 netns ls1p2 ip netns exec ls1p2 ip link set ls1p2 address 00:00:00:01:01:02 ip netns exec ls1p2 ip link set ls1p2 up ip netns exec ls1p2 ip addr add 192.168.2.2/24 dev ls1p2 ip netns exec ls1p2 ip route add default via 192.168.2.254 ip netns exec ls1p2 ip -6 addr add 2002::2/64 dev ls1p2 ip netns exec ls1p2 ip -6 route add default via 2002::a ovn-nbctl set NB_Global . name=az1 /usr/share/ovn/scripts/ovn-ctl --ovn-ic-nb-db=tcp:1.1.88.25:6645 --ovn-ic-sb-db=tcp:1.1.88.25:6646 --ovn-northd-nb-db=tcp:1.1.88.26:6641 --ovn-northd-sb-db=tcp:1.1.88.26:6642 start_ic ovs-vsctl set open_vswitch . external_ids:ovn-is-interconn=true ovn-nbctl lrp-add lr2 lr2-ts1 aa:aa:aa:aa:aa:01 172.1.100.1/24 ovn-nbctl lsp-add ts1 ts1-lr2 -- \ lsp-set-addresses ts1-lr2 router -- \ lsp-set-type ts1-lr2 router -- \ lsp-set-options ts1-lr2 router-port=lr2-ts1 ovn-nbctl lrp-set-gateway-chassis lr2-ts1 hv0 ovn-nbctl set NB_Global . options:ic-route-adv=true options:ic-route-learn=true
3. ping from client to server
ip netns exec ls1p1 ping 192.168.1.1 -c 1
Expected result:
ping passed
Actual result:
ping failed
Other info:
[root@wsfd-advnetlab20 test]# ip netns exec ls1p1 ping 192.168.1.1 -c 1
PING 192.168.1.1 (192.168.1.1) 56(84) bytes of data.
— 192.168.1.1 ping statistics —
1 packets transmitted, 0 received, 100% packet loss, time 0ms
ping can pass when encap_type is geneve