Ucarp
From AleikoumWiki
(Difference between revisions)
| Line 1: | Line 1: | ||
Voila ce que j'ai retenu de la mise en place d'Ucarp... bon je risque de corriger plus d'une fois cette page mais apres tout c'est un wiki et c'est fait pour ca ! | Voila ce que j'ai retenu de la mise en place d'Ucarp... bon je risque de corriger plus d'une fois cette page mais apres tout c'est un wiki et c'est fait pour ca ! | ||
| + | |||
| + | A VENIR !!!! | ||
== Objectif == | == Objectif == | ||
| Line 11: | Line 13: | ||
=== Environnement === | === Environnement === | ||
| + | |||
| + | === Scripts indispensables === | ||
| + | |||
| + | |||
| + | /etc/sysconfig/carp/vip-down | ||
| + | <pre> | ||
| + | #!/bin/sh | ||
| + | exec /sbin/ifconfig $1 down | ||
| + | </pre> | ||
| + | |||
| + | |||
| + | /etc/sysconfig/carp/vip-up | ||
| + | <pre> | ||
| + | #!/bin/sh | ||
| + | # We could use ifup directly, but it complains if the address is already used | ||
| + | . /etc/sysconfig/network-scripts/ifcfg-$1 | ||
| + | exec /sbin/ifconfig $1 ${IPADDR} netmask ${NETMASK} up | ||
| + | </pre> | ||
| + | |||
=== Sur le Master === | === Sur le Master === | ||
| + | |||
| + | /etc/sysconfig/carp/vip-100.conf | ||
| + | <pre> | ||
| + | # Virtual IP configuration file for UCARP | ||
| + | # The number (from 001 to 255) in the name of the file is the identifier | ||
| + | PASSWORD="labase-vip" | ||
| + | BIND_INTERFACE="eth0" | ||
| + | VIP_INTERFACE="eth0:0" | ||
| + | OPTIONS="-k 1 -P" | ||
| + | </pre> | ||
| + | |||
| + | /etc/sysconfig/network-scripts/ifcfg-eth0 | ||
| + | <pre> | ||
| + | DEVICE=eth0 | ||
| + | ONBOOT=yes | ||
| + | BOOTPROTO=static | ||
| + | IPADDR=10.10.10.110 | ||
| + | NETMASK=255.255.255.0 | ||
| + | </pre> | ||
| + | |||
| + | |||
| + | /etc/sysconfig/network-scripts/ifcfg-eth0:0 | ||
| + | <pre> | ||
| + | DEVICE=eth0:0 | ||
| + | BOOTPROTO=static | ||
| + | IPADDR=10.10.10.100 | ||
| + | NETMASK=255.255.255.0 | ||
| + | ONBOOT=no | ||
| + | ONPARENT=no | ||
| + | </pre> | ||
=== Sur le Backup === | === Sur le Backup === | ||
| + | |||
| + | /etc/sysconfig/carp/vip-100.conf | ||
| + | <pre> | ||
| + | # Virtual IP configuration file for UCARP | ||
| + | # The number (from 001 to 255) in the name of the file is the identifier | ||
| + | PASSWORD="labase-vip" | ||
| + | BIND_INTERFACE="eth0" | ||
| + | VIP_INTERFACE="eth0:1" | ||
| + | OPTIONS="-k 10 -P" | ||
| + | </pre> | ||
| + | |||
| + | |||
| + | /etc/sysconfig/network-scripts/ifcfg-eth0 | ||
| + | <pre> | ||
| + | DEVICE=eth0 | ||
| + | BOOTPROTO=static | ||
| + | IPADDR=10.10.10.107 | ||
| + | NETMASK=255.255.255.0 | ||
| + | ONBOOT=yes | ||
| + | TYPE=Ethernet | ||
| + | </pre> | ||
| + | |||
| + | |||
| + | /etc/sysconfig/network-scripts/ifcfg-eth0:1 | ||
| + | <pre> | ||
| + | DEVICE=eth0:1 | ||
| + | BOOTPROTO=static | ||
| + | IPADDR=10.10.10.100 | ||
| + | NETMASK=255.255.255.0 | ||
| + | ONBOOT=no | ||
| + | ONPARENT=no | ||
| + | </pre> | ||
== Liens == | == Liens == | ||
http://gentoo-wiki.com/HOWTO_Setup_IP_failover_with_UCARP | http://gentoo-wiki.com/HOWTO_Setup_IP_failover_with_UCARP | ||
Revision as of 13:16, 29 January 2008
Voila ce que j'ai retenu de la mise en place d'Ucarp... bon je risque de corriger plus d'une fois cette page mais apres tout c'est un wiki et c'est fait pour ca !
A VENIR !!!!
Contents |
Objectif
On a deux machines A et B.
Ces machines sont "identiques" !
La mise en place
Environnement
Scripts indispensables
/etc/sysconfig/carp/vip-down
#!/bin/sh exec /sbin/ifconfig $1 down
/etc/sysconfig/carp/vip-up
#!/bin/sh
# We could use ifup directly, but it complains if the address is already used
. /etc/sysconfig/network-scripts/ifcfg-$1
exec /sbin/ifconfig $1 ${IPADDR} netmask ${NETMASK} up
Sur le Master
/etc/sysconfig/carp/vip-100.conf
# Virtual IP configuration file for UCARP # The number (from 001 to 255) in the name of the file is the identifier PASSWORD="labase-vip" BIND_INTERFACE="eth0" VIP_INTERFACE="eth0:0" OPTIONS="-k 1 -P"
/etc/sysconfig/network-scripts/ifcfg-eth0
DEVICE=eth0 ONBOOT=yes BOOTPROTO=static IPADDR=10.10.10.110 NETMASK=255.255.255.0
/etc/sysconfig/network-scripts/ifcfg-eth0:0
DEVICE=eth0:0 BOOTPROTO=static IPADDR=10.10.10.100 NETMASK=255.255.255.0 ONBOOT=no ONPARENT=no
Sur le Backup
/etc/sysconfig/carp/vip-100.conf
# Virtual IP configuration file for UCARP # The number (from 001 to 255) in the name of the file is the identifier PASSWORD="labase-vip" BIND_INTERFACE="eth0" VIP_INTERFACE="eth0:1" OPTIONS="-k 10 -P"
/etc/sysconfig/network-scripts/ifcfg-eth0
DEVICE=eth0 BOOTPROTO=static IPADDR=10.10.10.107 NETMASK=255.255.255.0 ONBOOT=yes TYPE=Ethernet
/etc/sysconfig/network-scripts/ifcfg-eth0:1
DEVICE=eth0:1 BOOTPROTO=static IPADDR=10.10.10.100 NETMASK=255.255.255.0 ONBOOT=no ONPARENT=no
