Маршрутизация XEN

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Не работает сеть на виртуалке

Ядро 3.10.0 XEN 4.2.2-r1

На сервер основной ip 100.100.100.178/27 со шлюзом 100.100.100.161

Дополнительно есть 3 IP из 200.200.200.230-233/28

сеть на ноде

node xen # ifconfig

enp6s0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST>  mtu 1500
        ether 6c:62:6d:a0:71:c7  txqueuelen 1000  (Ethernet)
        RX packets 165628  bytes 57468988 (54.8 MiB)
        RX errors 0  dropped 0  overruns 0  frame 0
        TX packets 139863  bytes 59380035 (56.6 MiB)
        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0

lo: flags=73<UP,LOOPBACK,RUNNING>  mtu 65536
        inet 127.0.0.1  netmask 255.0.0.0
        loop  txqueuelen 0  (Local Loopback)
        RX packets 501  bytes 119285 (116.4 KiB)
        RX errors 0  dropped 0  overruns 0  frame 0
        TX packets 501  bytes 119285 (116.4 KiB)
        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0

vif2.0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST>  mtu 1500
        ether fe:ff:ff:ff:ff:ff  txqueuelen 32  (Ethernet)
        RX packets 8676  bytes 246904 (241.1 KiB)
        RX errors 0  dropped 0  overruns 0  frame 0
        TX packets 23268  bytes 1726409 (1.6 MiB)
        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0

xenbr0: flags=4419<UP,BROADCAST,RUNNING,PROMISC,MULTICAST>  mtu 1500
        inet 100.100.100.178  netmask 255.255.255.224  broadcast 100.100.100.191
        ether 6c:62:6d:a0:71:c7  txqueuelen 0  (Ethernet)
        RX packets 964  bytes 737219 (719.9 KiB)
        RX errors 0  dropped 0  overruns 0  frame 0
        TX packets 405  bytes 146215 (142.7 KiB)
        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0

бридж поднимается через init.d, поэтому в конфиге ксена не указываю его поднятие node # cat /etc/xen/xend-config.sxp

(logfile /var/log/xen/xend.log)
(loglevel DEBUG)
(xend-relocation-server yes)
(xend-relocation-hosts-allow '^localhost$ ^localhost\\.localdomain$')
(vif-script vif-bridge)
(dom0-min-mem 196)
(enable-dom0-ballooning yes)
(total_available_memory 0) 
(dom0-cpus 0)
(vncpasswd '')

node # cat /etc/conf.d/net.xenbr0

config_enp6s0=("null")
bridge_xenbr0="enp6s0"
config_xenbr0="100.100.100.178 netmask 255.255.255.224 brd 100.100.100.191"
routes_xenbr0=("default via 100.100.100.61")

node conf.d # arp -n

Address                  HWtype  HWaddress           Flags Mask            Iface
200.200.200.231            ether   00:16:3e:00:00:01   C                     xenbr0
100.100.100.161             ether   00:11:88:11:ff:27   C                     xenbr0

Конфиг виртуалки

node # cat /etc/xen/config/one

kernel = '/opt/xen'
extra = "console=hvc0 xencons=xvc0"
builder = 'linux'
vcpus = 2
memory = '2048'
disk = [ 'phy:/dev/virtuals/one,xvda,w' ]
name = 'one'
root = "/dev/xvda ro"
vif = [ 'mac=00:16:3e:00:00:01, bridge=xenbr0, ip=200.200.200.231' ]
acpic=1
acpi=1
sdl=0
stdvga=0
usb=0
on_reboot = 'restart'
on_crash = 'destroy'
on_poweroff = 'destroy'

one ~ # cat /etc/conf.d/net.eth0

config_eth0="200.200.200.231 netmask 255.255.255.0 brd 200.200.200.255"

Из виртуалки не досупны ни сама нода, ни ее шлюз, ни соответственно внешка

arping между нодой и виртуалкой проходят

one ~ # arping -I eth0 100.100.100.178

ARPING 100.100.100.178 from 200.200.200.231 eth0
Unicast reply from 100.100.100.178 [6c:12:5a:a0:12:c7]  0.628ms

one ~ # arp -n

Address                  HWtype  HWaddress           Flags Mask            Iface
100.100.100.161                     (incomplete)                              eth0
100.100.100.178             ether   6c:12:5a:a0:12:c7   C                     eth0

node # arping -I xenbr0 200.200.200.231

ARPING 200.200.200.231 from 100.100.100.178 xenbr0
Unicast reply from 200.200.200.231 [00:16:3E:00:00:01]  0.722ms

Ссылка

solved

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