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- ############ ip a
- 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN qlen 1
- link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
- inet 127.0.0.1/8 scope host lo
- valid_lft forever preferred_lft forever
- inet6 ::1/128 scope host
- valid_lft forever preferred_lft forever
- 2: enp3s0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 9000 qdisc pfifo_fast state UP qlen 1000
- link/ether d0:50:99:a8:3b:7c brd ff:ff:ff:ff:ff:ff
- inet 10.0.0.119/24 brd 10.0.0.255 scope global dynamic enp3s0
- valid_lft 34530sec preferred_lft 34530sec
- inet6 fe80::d250:99ff:fea8:3b7c/64 scope link
- valid_lft forever preferred_lft forever
- 3: enp3s0.5@enp3s0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UP qlen 1000
- link/ether d0:50:99:a8:3b:7c brd ff:ff:ff:ff:ff:ff
- inet6 fe80::d250:99ff:fea8:3b7c/64 scope link
- valid_lft forever preferred_lft forever
- 4: enp3s0.4@enp3s0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue master ovs-system state UP qlen 1000
- link/ether d0:50:99:a8:3b:7c brd ff:ff:ff:ff:ff:ff
- inet6 fe80::d250:99ff:fea8:3b7c/64 scope link
- valid_lft forever preferred_lft forever
- 5: ovs-system: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN qlen 1000
- link/ether e6:db:21:51:41:89 brd ff:ff:ff:ff:ff:ff
- 7: br-tun: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN qlen 1000
- link/ether ca:3f:4f:0c:42:44 brd ff:ff:ff:ff:ff:ff
- 8: qr-3527d469-3b: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN qlen 1000
- link/ether 2a:a7:5a:8a:e7:ff brd ff:ff:ff:ff:ff:ff
- 10: br-int: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN qlen 1000
- link/ether 96:20:64:2c:4c:42 brd ff:ff:ff:ff:ff:ff
- 11: br-provider: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN qlen 1000
- link/ether d0:50:99:a8:3b:7c brd ff:ff:ff:ff:ff:ff
- 13: qbr686c1316-d0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UP qlen 1000
- link/ether b6:37:81:49:46:c2 brd ff:ff:ff:ff:ff:ff
- 14: qvo686c1316-d0@qvb686c1316-d0: <BROADCAST,MULTICAST,PROMISC,UP,LOWER_UP> mtu 1500 qdisc noqueue master ovs-system state UP qlen 1000
- link/ether a2:4d:5c:79:73:3c brd ff:ff:ff:ff:ff:ff
- inet6 fe80::a04d:5cff:fe79:733c/64 scope link
- valid_lft forever preferred_lft forever
- 15: qvb686c1316-d0@qvo686c1316-d0: <BROADCAST,MULTICAST,PROMISC,UP,LOWER_UP> mtu 1500 qdisc noqueue master qbr686c1316-d0 state UP qlen 1000
- link/ether b6:37:81:49:46:c2 brd ff:ff:ff:ff:ff:ff
- inet6 fe80::b437:81ff:fe49:46c2/64 scope link
- valid_lft forever preferred_lft forever
- 17: vxlan_sys_4789: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 65470 qdisc noqueue master ovs-system state UNKNOWN qlen 1000
- link/ether 1e:d0:07:3d:53:54 brd ff:ff:ff:ff:ff:ff
- ############ ip r
- default via 10.0.0.1 dev enp3s0 proto static metric 100
- 10.0.0.0/24 dev enp3s0 proto kernel scope link src 10.0.0.119 metric 100
- ############ ip netns
- qrouter-47b2f138-3130-4ab8-9c96-0f402190fe41
- qdhcp-dfd8f472-a79a-4344-a2e6-ad7d303ad51e
- ############ ip netns exec NAMESPACE ip a
- ############ip netns exec qrouter-47b2f138-3130-4ab8-9c96-0f402190fe41 ip a
- 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN qlen 1
- link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
- inet 127.0.0.1/8 scope host lo
- valid_lft forever preferred_lft forever
- inet6 ::1/128 scope host
- valid_lft forever preferred_lft forever
- 16: qr-c08eeda3-3b: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1450 qdisc noqueue state UNKNOWN qlen 1000
- link/ether fa:16:3e:1e:f9:ee brd ff:ff:ff:ff:ff:ff
- inet 10.0.12.1/24 brd 10.0.12.255 scope global qr-c08eeda3-3b
- valid_lft forever preferred_lft forever
- inet6 fe80::f816:3eff:fe1e:f9ee/64 scope link
- valid_lft forever preferred_lft forever
- ############ip netns exec qdhcp-dfd8f472-a79a-4344-a2e6-ad7d303ad51e ip a
- 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN qlen 1
- link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
- inet 127.0.0.1/8 scope host lo
- valid_lft forever preferred_lft forever
- inet6 ::1/128 scope host
- valid_lft forever preferred_lft forever
- 12: tap11c70c76-69: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UNKNOWN qlen 1000
- link/ether fa:16:3e:02:92:93 brd ff:ff:ff:ff:ff:ff
- inet 10.0.1.103/24 brd 10.0.1.255 scope global tap11c70c76-69
- valid_lft forever preferred_lft forever
- inet 169.254.169.254/16 brd 169.254.255.255 scope global tap11c70c76-69
- valid_lft forever preferred_lft forever
- inet6 fe80::f816:3eff:fe02:9293/64 scope link
- valid_lft forever preferred_lft forever
- ############ ip netns exec NAMESPACE ip r
- ############ip netns exec qrouter-47b2f138-3130-4ab8-9c96-0f402190fe41 ip r
- 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN qlen 1
- link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
- inet 127.0.0.1/8 scope host lo
- valid_lft forever preferred_lft forever
- inet6 ::1/128 scope host
- valid_lft forever preferred_lft forever
- 16: qr-c08eeda3-3b: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1450 qdisc noqueue state UNKNOWN qlen 1000
- link/ether fa:16:3e:1e:f9:ee brd ff:ff:ff:ff:ff:ff
- inet 10.0.12.1/24 brd 10.0.12.255 scope global qr-c08eeda3-3b
- valid_lft forever preferred_lft forever
- inet6 fe80::f816:3eff:fe1e:f9ee/64 scope link
- valid_lft forever preferred_lft forever
- ############ip netns exec qdhcp-dfd8f472-a79a-4344-a2e6-ad7d303ad51e ip r
- 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN qlen 1
- link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
- inet 127.0.0.1/8 scope host lo
- valid_lft forever preferred_lft forever
- inet6 ::1/128 scope host
- valid_lft forever preferred_lft forever
- 12: tap11c70c76-69: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UNKNOWN qlen 1000
- link/ether fa:16:3e:02:92:93 brd ff:ff:ff:ff:ff:ff
- inet 10.0.1.103/24 brd 10.0.1.255 scope global tap11c70c76-69
- valid_lft forever preferred_lft forever
- inet 169.254.169.254/16 brd 169.254.255.255 scope global tap11c70c76-69
- valid_lft forever preferred_lft forever
- inet6 fe80::f816:3eff:fe02:9293/64 scope link
- valid_lft forever preferred_lft forever
- ############ iptables-save
- # Generated by iptables-save v1.4.21 on Fri Dec 16 20:19:32 2016
- *raw
- :PREROUTING ACCEPT [318716:102610210]
- :OUTPUT ACCEPT [285788:60262507]
- :neutron-openvswi-OUTPUT - [0:0]
- :neutron-openvswi-PREROUTING - [0:0]
- -A PREROUTING -j neutron-openvswi-PREROUTING
- -A OUTPUT -j neutron-openvswi-OUTPUT
- -A neutron-openvswi-PREROUTING -m physdev --physdev-in qvb686c1316-d0 -j CT --zone 1
- -A neutron-openvswi-PREROUTING -m physdev --physdev-in tap686c1316-d0 -j CT --zone 1
- COMMIT
- # Completed on Fri Dec 16 20:19:32 2016
- # Generated by iptables-save v1.4.21 on Fri Dec 16 20:19:32 2016
- *nat
- :PREROUTING ACCEPT [545:78428]
- :INPUT ACCEPT [540:77953]
- :OUTPUT ACCEPT [2972:206435]
- :POSTROUTING ACCEPT [2972:206435]
- :neutron-openvswi-OUTPUT - [0:0]
- :neutron-openvswi-POSTROUTING - [0:0]
- :neutron-openvswi-PREROUTING - [0:0]
- :neutron-openvswi-float-snat - [0:0]
- :neutron-openvswi-snat - [0:0]
- :neutron-postrouting-bottom - [0:0]
- -A PREROUTING -j neutron-openvswi-PREROUTING
- -A OUTPUT -j neutron-openvswi-OUTPUT
- -A POSTROUTING -j neutron-openvswi-POSTROUTING
- -A POSTROUTING -j neutron-postrouting-bottom
- -A neutron-openvswi-snat -j neutron-openvswi-float-snat
- -A neutron-postrouting-bottom -m comment --comment "Perform source NAT on outgoing traffic." -j neutron-openvswi-snat
- COMMIT
- # Completed on Fri Dec 16 20:19:32 2016
- # Generated by iptables-save v1.4.21 on Fri Dec 16 20:19:32 2016
- *mangle
- :PREROUTING ACCEPT [318716:102610210]
- :INPUT ACCEPT [318711:102609735]
- :FORWARD ACCEPT [0:0]
- :OUTPUT ACCEPT [285788:60262507]
- :POSTROUTING ACCEPT [285788:60262507]
- :neutron-openvswi-FORWARD - [0:0]
- :neutron-openvswi-INPUT - [0:0]
- :neutron-openvswi-OUTPUT - [0:0]
- :neutron-openvswi-POSTROUTING - [0:0]
- :neutron-openvswi-PREROUTING - [0:0]
- :neutron-openvswi-mark - [0:0]
- -A PREROUTING -j neutron-openvswi-PREROUTING
- -A INPUT -j neutron-openvswi-INPUT
- -A FORWARD -j neutron-openvswi-FORWARD
- -A OUTPUT -j neutron-openvswi-OUTPUT
- -A POSTROUTING -j neutron-openvswi-POSTROUTING
- -A neutron-openvswi-PREROUTING -j neutron-openvswi-mark
- COMMIT
- # Completed on Fri Dec 16 20:19:32 2016
- # Generated by iptables-save v1.4.21 on Fri Dec 16 20:19:32 2016
- *filter
- :INPUT ACCEPT [318712:102609850]
- :FORWARD ACCEPT [0:0]
- :OUTPUT ACCEPT [285788:60262507]
- :neutron-filter-top - [0:0]
- :neutron-openvswi-FORWARD - [0:0]
- :neutron-openvswi-INPUT - [0:0]
- :neutron-openvswi-OUTPUT - [0:0]
- :neutron-openvswi-i686c1316-d - [0:0]
- :neutron-openvswi-local - [0:0]
- :neutron-openvswi-o686c1316-d - [0:0]
- :neutron-openvswi-s686c1316-d - [0:0]
- :neutron-openvswi-sg-chain - [0:0]
- :neutron-openvswi-sg-fallback - [0:0]
- -A INPUT -j neutron-openvswi-INPUT
- -A FORWARD -j neutron-filter-top
- -A FORWARD -j neutron-openvswi-FORWARD
- -A OUTPUT -j neutron-filter-top
- -A OUTPUT -j neutron-openvswi-OUTPUT
- -A neutron-filter-top -j neutron-openvswi-local
- -A neutron-openvswi-FORWARD -m physdev --physdev-out tap686c1316-d0 --physdev-is-bridged -m comment --comment "Direct traffic from the VM interface to the security group chain." -j neutron-openvswi-sg-chain
- -A neutron-openvswi-FORWARD -m physdev --physdev-in tap686c1316-d0 --physdev-is-bridged -m comment --comment "Direct traffic from the VM interface to the security group chain." -j neutron-openvswi-sg-chain
- -A neutron-openvswi-INPUT -m physdev --physdev-in tap686c1316-d0 --physdev-is-bridged -m comment --comment "Direct incoming traffic from VM to the security group chain." -j neutron-openvswi-o686c1316-d
- -A neutron-openvswi-i686c1316-d -m state --state RELATED,ESTABLISHED -m comment --comment "Direct packets associated with a known session to the RETURN chain." -j RETURN
- -A neutron-openvswi-i686c1316-d -s 10.0.1.103/32 -p udp -m udp --sport 67 -m udp --dport 68 -j RETURN
- -A neutron-openvswi-i686c1316-d -s 10.0.1.100/32 -p udp -m udp --sport 67 -m udp --dport 68 -j RETURN
- -A neutron-openvswi-i686c1316-d -s 10.0.1.102/32 -p udp -m udp --sport 67 -m udp --dport 68 -j RETURN
- -A neutron-openvswi-i686c1316-d -s 10.0.1.101/32 -p udp -m udp --sport 67 -m udp --dport 68 -j RETURN
- -A neutron-openvswi-i686c1316-d -p icmp -j RETURN
- -A neutron-openvswi-i686c1316-d -p tcp -m tcp --dport 22 -j RETURN
- -A neutron-openvswi-i686c1316-d -m set --match-set NIPv43be0d12d-6abb-4370-be6d- src -j RETURN
- -A neutron-openvswi-i686c1316-d -m state --state INVALID -m comment --comment "Drop packets that appear related to an existing connection (e.g. TCP ACK/FIN) but do not have an entry in conntrack." -j DROP
- -A neutron-openvswi-i686c1316-d -m comment --comment "Send unmatched traffic to the fallback chain." -j neutron-openvswi-sg-fallback
- -A neutron-openvswi-o686c1316-d -s 0.0.0.0/32 -d 255.255.255.255/32 -p udp -m udp --sport 68 --dport 67 -m comment --comment "Allow DHCP client traffic." -j RETURN
- -A neutron-openvswi-o686c1316-d -j neutron-openvswi-s686c1316-d
- -A neutron-openvswi-o686c1316-d -p udp -m udp --sport 68 --dport 67 -m comment --comment "Allow DHCP client traffic." -j RETURN
- -A neutron-openvswi-o686c1316-d -p udp -m udp --sport 67 -m udp --dport 68 -m comment --comment "Prevent DHCP Spoofing by VM." -j DROP
- -A neutron-openvswi-o686c1316-d -m state --state RELATED,ESTABLISHED -m comment --comment "Direct packets associated with a known session to the RETURN chain." -j RETURN
- -A neutron-openvswi-o686c1316-d -j RETURN
- -A neutron-openvswi-o686c1316-d -m state --state INVALID -m comment --comment "Drop packets that appear related to an existing connection (e.g. TCP ACK/FIN) but do not have an entry in conntrack." -j DROP
- -A neutron-openvswi-o686c1316-d -m comment --comment "Send unmatched traffic to the fallback chain." -j neutron-openvswi-sg-fallback
- -A neutron-openvswi-s686c1316-d -s 10.0.1.106/32 -m mac --mac-source FA:16:3E:A2:BE:6D -m comment --comment "Allow traffic from defined IP/MAC pairs." -j RETURN
- -A neutron-openvswi-s686c1316-d -m comment --comment "Drop traffic without an IP/MAC allow rule." -j DROP
- -A neutron-openvswi-sg-chain -m physdev --physdev-out tap686c1316-d0 --physdev-is-bridged -m comment --comment "Jump to the VM specific chain." -j neutron-openvswi-i686c1316-d
- -A neutron-openvswi-sg-chain -m physdev --physdev-in tap686c1316-d0 --physdev-is-bridged -m comment --comment "Jump to the VM specific chain." -j neutron-openvswi-o686c1316-d
- -A neutron-openvswi-sg-chain -j ACCEPT
- -A neutron-openvswi-sg-fallback -m comment --comment "Default drop rule for unmatched traffic." -j DROP
- COMMIT
- # Completed on Fri Dec 16 20:19:32 2016
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