LVS负载均衡技术精华篇

56gt

　　网络环境
　　LVS-VIP  192.168.1.200
　　LVS-MASTER-192.168.1.228
LVS-SLAVE-192.168.1.229

LVS-MASTER-192.168.1.228
wgethttp://www.linuxvirtualserver.org/software/kernel-2.6/ipvsadm-1.26.tar.gz
　　wget http://www.keepalived.org/software/keepalived-1.2.23.tar.gz
　　 yum -yinstall libnl* popt* gcc wget vim openssh-clients
tar -zxvf ipvsadm-1.26.tar.gz
　　cdipvsadm-1.26
　　ln-s /usr/src/kernels/2.6.18-164.el5-i686/ /usr/src/linux
　　make && make install
pvsadm
　　cd..
　　tar-zxvf keepalived-1.2.23.tar.gz
　　cdkeepalived-1.2.23
　　./configure --prefix=/usr/local/keepalived
　　yuminstall openssh* -y
　　yuminstall -y openssl*
　　./configure --prefix=/usr/local/keepalived
　　make && make install
　　cp/usr/local/keepalived/etc/rc.d/init.d/keepalived /etc/rc.d/init.d/
　　cp/usr/local/keepalived/etc/sysconfig/keepalived /etc/sysconfig/
　　mkdir /etc/keepalived
　　cp/usr/local/keepalived/etc/keepalived/keepalived.conf  /etc/keepalived/
　　cp/usr/local/keepalived/sbin/keepalived /usr/sbin
　　service keepalived start
　　chkconfig keepalived on
　　echo "1" > /proc/sys/net/ipv4/ip_forward
vim /etc/keepalived/keepalived.conf
　　service keepalived restart
　　vim/etc/keepalived/keepalived.conf
　　##################################################################
　　! Configuration File for keepalived
　　global_defs {
　　notification_email {
　　acassen@firewall.loc
　　failover@firewall.loc
　　sysadmin@firewall.loc
　　}
　　notification_email_from 652168095@qq.com
　　smtp_server 127.0.0.1
　　smtp_connect_timeout 30
　　router_id LVS_DEVEL_TEST_WEB
　　vrrp_skip_check_adv_addr
　　vrrp_strict
　　vrrp_garp_interval 0
　　vrrp_gna_interval 0
　　}
　　vrrp_instance VI_1 {
　　state MASTER
　　interface eth0
　　virtual_router_id 55
　　priority 100
　　advert_int 1
　　authentication {
　　auth_type PASS
　　auth_pass 1111
　　}
　　virtual_ipaddress {
　　192.168.1.200
　　}
　　}
　　#Manger server
　　virtual_server 192.168.1.200 80 {
　　delay_loop 6
　　lb_algo wrr
　　lb_kind DR
　　nat_mask 255.255.255.0
　　persistence_timeout 50
　　protocol TCP
　　real_server 192.168.1.231 80 {
　　weight 1
　　TCP_CHECK {
　　connect_timeout 3
　　nb_get_retry 3
　　delay_before_retry 3
　　}
　　}
　　real_server 192.168.1.232 80 {
　　weight 1
　　TCP_CHECK {
　　connect_timeout 3
　　nb_get_retry 3
　　delay_before_retry 3
　　}
　　}
　　}
　　##################################################################
service keepalived restart
ip addr
　　servicekeepalived restart
LVS-SLAVE-192.168.1.229
wgethttp://www.linuxvirtualserver.org/software/kernel-2.6/ipvsadm-1.26.tar.gz
　　wget http://www.keepalived.org/software/keepalived-1.2.23.tar.gz
　　yum-y install libnl* popt*
tar -zxvf ipvsadm-1.26.tar.gz
　　cdipvsadm-1.26
　　ln-s /usr/src/kernels/2.6.18-164.el5-i686/ /usr/src/linux
　　make && make install
pvsadm
　　cd..
　　tar-zxvf keepalived-1.2.23.tar.gz
　　cdkeepalived-1.2.23
　　./configure --prefix=/usr/local/keepalived
　　yuminstall openssh* -y
　　yuminstall -y openssl*
　　./configure --prefix=/usr/local/keepalived
　　make && make install
　　cp/usr/local/keepalived/etc/rc.d/init.d/keepalived /etc/rc.d/init.d/
　　cp/usr/local/keepalived/etc/sysconfig/keepalived /etc/sysconfig/
　　mkdir /etc/keepalived
　　cp/usr/local/keepalived/etc/keepalived/keepalived.conf  /etc/keepalived/
　　cp/usr/local/keepalived/sbin/keepalived /usr/sbin
　　service keepalived start
　　chkconfig keepalived on
　　echo "1" > /proc/sys/net/ipv4/ip_forward
vim /etc/keepalived/keepalived.conf
　　service keepalived restart
　　vim/etc/keepalived/keepalived.conf
　　##################################################################
　　! Configuration File for keepalived
　　global_defs {
　　notification_email {
　　acassen@firewall.loc
　　failover@firewall.loc
　　sysadmin@firewall.loc
　　}
　　notification_email_from 652168095@qq.com
　　smtp_server 127.0.0.1
　　smtp_connect_timeout 30
　　router_id LVS_DEVEL_TEST_WEB
　　vrrp_skip_check_adv_addr
　　vrrp_strict
　　vrrp_garp_interval 0
　　vrrp_gna_interval 0
　　}
　　vrrp_instance VI_1 {
　　state SLAVE
　　interface eth0
　　virtual_router_id 55
　　priority 99
　　advert_int 1
　　authentication {
　　auth_type PASS
　　auth_pass 1111
　　}
　　virtual_ipaddress {
　　192.168.1.200
　　}
　　}
　　#Manger server
　　virtual_server 192.168.1.200 80 {
　　delay_loop 6
　　lb_algo wrr
　　lb_kind DR
　　nat_mask 255.255.255.0
　　persistence_timeout 50
　　protocol TCP
　　real_server 192.168.1.231 80 {
　　weight 1
　　TCP_CHECK {
　　connect_timeout 3
　　nb_get_retry 3
　　delay_before_retry 3
　　}
　　}
　　real_server 192.168.1.232 80 {
　　weight 1
　　TCP_CHECK {
　　connect_timeout 3
　　nb_get_retry 3
　　delay_before_retry 3
　　}
　　}
　　}
　　##################################################################
service keepalived restart
ip addr
　　service keepalived restart