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xen-devel
[Xen-devel] XEN, LVS and VRRP (keepalived)
I want to use the keepalived vrrp function into a xenU domain, in order to have
a robust failover system.
But the keepalived vrrp program can't bind the network device.
Kernel : 2.6.10 (Debian Sarge)
Network xen0 config:
XDXEN1:~# ifconfig -a
eth0 Link encap:Ethernet HWaddr 00:12:79:3B:53:06
inet addr:1.2.3.1 Bcast:1.255.255.255 Mask:255.255.255.0
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:2027941 errors:0 dropped:0 overruns:0 frame:0
TX packets:266771 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:539288103 (514.3 MiB) TX bytes:26706544 (25.4 MiB)
Interrupt:25
lo Link encap:Local Loopback
inet addr:127.0.0.1 Mask:255.0.0.0
UP LOOPBACK RUNNING MTU:16436 Metric:1
RX packets:18590 errors:0 dropped:0 overruns:0 frame:0
TX packets:18590 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:1047398 (1022.8 KiB) TX bytes:1047398 (1022.8 KiB)
vif7.0 Link encap:Ethernet HWaddr FE:FF:FF:FF:FF:FF
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:367 errors:0 dropped:0 overruns:0 frame:0
TX packets:2950 errors:0 dropped:115 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:69535 (67.9 KiB) TX bytes:224834 (219.5 KiB)
xen-br0 Link encap:Ethernet HWaddr 00:12:79:3B:53:06
inet addr:1.2.3.1 Bcast:1.255.255.255 Mask:255.255.255.255
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:1947220 errors:0 dropped:0 overruns:0 frame:0
TX packets:196815 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:452601550 (431.6 MiB) TX bytes:13455939 (12.8 MiB)
Network xenU config:
XEN_XDDBP1:~# ifconfig -a
eth0 Link encap:Ethernet HWaddr AA:00:00:11:32:B1
inet addr:1.2.3.2 Bcast:1.255.255.255 Mask:255.255.255.0
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:2333 errors:0 dropped:0 overruns:0 frame:0
TX packets:363 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:179690 (175.4 KiB) TX bytes:68415 (66.8 KiB)
lo Link encap:Local Loopback
inet addr:127.0.0.1 Mask:255.0.0.0
UP LOOPBACK RUNNING MTU:16436 Metric:1
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:0 (0.0 b) TX bytes:0 (0.0 b)
xenU config (xen-unstable 01 march 2003):
kernel = "/boot/vmlinuz-2.6.10-xenU"
memory = 1024
name = "XEN_XDDBP1"
disk = [ 'file:/var/cache/xen/domainsU/XEN_XDDBP1.racine,sda1,w',
'phy:cciss/c0d0p6,sda2,w', 'phy:cciss/c0d0p9,sda3,w' ]
root = "/dev/sda1 ro"
extra = "4"
Keepalived config (1.1.11):
# Definitions Globales
global_defs {
lvs_id XDDBP
}
# Instance VRRP
vrrp_instance VI_1 {
# VRRP Maitre --> Mettre une forte priorite
state MASTER
interface eth0
garp_master_delay 10
!smtp_alert
virtual_router_id 1
priority 250
advert_int 1
notify_backup "/opt/lvs/admin/vrrp.sh backup"
notify_master "/opt/lvs/admin/vrrp.sh master"
notify_fault "/opt/lvs/admin/vrrp.sh fault"
# Script de log dans la syslog, appele a la fin de chaque notification
notify "/opt/lvs/admin/notifySyslog.sh"
authentication {
auth_type pass
auth_pass XXXXXXXXXX
}
# Ensemble des adresses IP sur lesquelles on travaille
virtual_ipaddress {
1.2.3.4
}
}
Keepalived logs:
Keepalived: Starting Keepalived v1.1.11 (03/04,2005)
Keepalived_healthcheckers: Using LinkWatch kernel netlink reflector...
Keepalived_healthcheckers: Netlink reflector reports IP 1.2.3.2 added
Keepalived_healthcheckers: Registering Kernel netlink reflector
Keepalived_healthcheckers: Registering Kernel netlink command channel
Keepalived: Starting Healthcheck child process, pid=3030
Keepalived: Remove a zombie pid file /var/run/vrrp.pid
Keepalived_vrrp: Using LinkWatch kernel netlink reflector...
Keepalived_vrrp: Netlink reflector reports IP 1.2.3.2 added
Keepalived_vrrp: Registering Kernel netlink reflector
Keepalived_vrrp: Registering Kernel netlink command channel
Keepalived_vrrp: Registering gratutious ARP shared channel
Keepalived_vrrp: Configuration is using : 34492 Bytes
Keepalived: Starting VRRP child process, pid=3032
Keepalived_healthcheckers: Configuration is using : 4277 Bytes
Keepalived_vrrp: cant bind to device eth0. errno=92. (try to run it as root)
Keepalived_vrrp: cant bind to device eth0. errno=92. (try to run it as root)
Keepalived_vrrp: cant set MULTICAST_LOOP IP option. errno=9.
Keepalived_vrrp: VRRP sockpool: [ifindex(2), proto(112), fd(8,8)]
Keepalived: VRRP child process(3032) died: Respawning
Keepalived: Remove a zombie pid file /var/run/vrrp.pid
Keepalived_vrrp: Using LinkWatch kernel netlink reflector...
Keepalived_vrrp: Netlink reflector reports IP 1.2.3.2 added
Keepalived_vrrp: Registering Kernel netlink reflector
Keepalived_vrrp: Registering Kernel netlink command channel
Keepalived_vrrp: Registering gratutious ARP shared channel
Keepalived_vrrp: Configuration is using : 34492 Bytes
Keepalived: Starting VRRP child process, pid=3032
Keepalived_healthcheckers: Configuration is using : 4277 Bytes
Keepalived_vrrp: cant bind to device eth0. errno=92. (try to run it as root)
Keepalived_vrrp: cant bind to device eth0. errno=92. (try to run it as root)
Keepalived_vrrp: cant set MULTICAST_LOOP IP option. errno=9.
Keepalived_vrrp: VRRP sockpool: [ifindex(2), proto(112), fd(8,8)]
...
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