Mudanças entre as edições de "Conf keepalived"
De Slacam_Wiki
(Criou página com 'Configurando o Keepalived no CentOS 7 1 - Instale os pacotes necessários yum install keepalived -y 2 - Permitir que o kernel faça o binding echo "net.ipv4.ip_nonlocal_bin...') |
|||
| Linha 6: | Linha 6: | ||
echo "net.ipv4.ip_nonlocal_bind = 1" >> /etc/sysctl.conf | echo "net.ipv4.ip_nonlocal_bind = 1" >> /etc/sysctl.conf | ||
sysctl -p | sysctl -p | ||
| − | 3 - Acertando o arquivo a configuração | + | 3 - Acertando o arquivo a configuração para cada servidor |
vim /etc/keepalived/keepalived.conf | vim /etc/keepalived/keepalived.conf | ||
! Configuration File for keepalived | ! Configuration File for keepalived | ||
| − | |||
global_defs { | global_defs { | ||
notification_email { | notification_email { | ||
| Linha 20: | Linha 19: | ||
smtp_connect_timeout 30 | smtp_connect_timeout 30 | ||
router_id LVS_DEVEL | router_id LVS_DEVEL | ||
| − | } | + | } |
| + | vrrp_script chk_haproxy { | ||
| + | script "killall -0 haproxy" # check the haproxy process | ||
| + | interval 2 # every 2 seconds | ||
| + | weight 2 # add 2 points if OK | ||
| + | } | ||
| + | vrrp_instance VI_1 { | ||
| + | interface em1 # interface to monitor | ||
| + | state MASTER # MASTER on haproxy1, BACKUP on haproxy2 | ||
| + | virtual_router_id 52 # diferente se tiver outro LVS na rede | ||
| + | priority 101 # 101 on haproxy1, 100 on haproxy2 | ||
| + | virtual_ipaddress { | ||
| + | 186.232.60.46/32 dev em1 # virtual ip address | ||
| + | } | ||
| + | track_script { | ||
| + | chk_haproxy | ||
| + | } | ||
| + | } | ||
| − | + | 4 - Coloque o deamon para rodar e retornar nos reboots. | |
| − | + | systemctl start keepalived | |
| − | + | systemctl enable keepalived | |
| − | + | ||
| − | + | ||
| − | + | ||
| − | + | ||
| − | + | ||
| − | + | ||
| − | + | ||
| − | + | ||
| − | + | ||
| − | + | ||
| − | + | ||
| − | + | ||
| − | + | ||
| − | + | ||
Edição das 14h18min de 7 de abril de 2016
Configurando o Keepalived no CentOS 7
1 - Instale os pacotes necessários
yum install keepalived -y
2 - Permitir que o kernel faça o binding
echo "net.ipv4.ip_nonlocal_bind = 1" >> /etc/sysctl.conf sysctl -p
3 - Acertando o arquivo a configuração para cada servidor
vim /etc/keepalived/keepalived.conf
! Configuration File for keepalived global_defs {
notification_email {
machado@xxx.xx.br
xxx.xxx.br@xx.com
}
notification_email_from LVS1@linea.gov.br
smtp_server 186.232.60.135
smtp_connect_timeout 30
router_id LVS_DEVEL
}
vrrp_script chk_haproxy {
script "killall -0 haproxy" # check the haproxy process
interval 2 # every 2 seconds
weight 2 # add 2 points if OK
}
vrrp_instance VI_1 {
interface em1 # interface to monitor
state MASTER # MASTER on haproxy1, BACKUP on haproxy2
virtual_router_id 52 # diferente se tiver outro LVS na rede
priority 101 # 101 on haproxy1, 100 on haproxy2
virtual_ipaddress {
186.232.60.46/32 dev em1 # virtual ip address
}
track_script {
chk_haproxy
}
}
4 - Coloque o deamon para rodar e retornar nos reboots.
systemctl start keepalived systemctl enable keepalived
