hive+haproxy+keepalived高可用配置

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1、haproxy主

[root@csslave03 ~]# cat/etc/haproxy/haproxy.cfg

#---------------------------------------------------------------------

# Example configuration for a possible webapplication. See the

# full configuration options online.

# http://haproxy.1wt.eu/download/1.4/doc/configuration.txt

#---------------------------------------------------------------------

# Global settings

#---------------------------------------------------------------------

global

log 127.0.0.1 local2

chroot /var/lib/haproxy

pidfile /var/run/haproxy.pid

maxconn 5000

user haproxy

group haproxy

daemon

#turn on stats unix socket

stats socket /var/lib/haproxy/stats

#---------------------------------------------------------------------

# common defaults that all the 'listen' and'backend' sections will

# use if not designated in their block

#---------------------------------------------------------------------

defaults

mode tcp

retries 2

option redispatch

option abortonclose

maxconn 1024

timeout connect 1d

timeout client 1d

timeout server 1d

timeout check 2000

log 127.0.0.1 local0 err #[err warning info debug]

#---------------------------------------------------------------------

# listen

#---------------------------------------------------------------------

listen admin_stats

bind 0.0.0.0:1090

mode http

maxconn 20

stats refresh 30s

stats uri /

stats realm Hive\ Haproxy

stats auth admin:bigdata

#---------------------------------------------------------------------

# static backend for serving up images,stylesheets and such

#---------------------------------------------------------------------

listen hive

bind 0.0.0.0:80

mode tcp

balance leastconn

maxconn 1024

server hive_1 192.168.*.*:10000 check inter 180000 rise 1 fall 2

server hive_2 192.168.*.*:10000 check inter 180000 rise 1 fall 2

[root@csslave03 ~]# cat/etc/keepalived/keepalived.conf

! Configuration File for keepalived

global_defs {

notification_email {

yujinga@qq.com

}

notification_email_from Alexandre.Cassen@firewall.loc

smtp_server smtp.qq.com

smtp_connect_timeout 30

router_id LVS_DEVEL

}

vrrp_script chk_haproxy {

script "/root/haproxy.sh"

weight -20

interval 2

}

vrrp_instance VI_1 {

state MASTER

interface eth0

virtual_router_id 51

priority 110

advert_int 1

track_script {

chk_haproxy

}

authentication {

auth_type PASS

auth_pass 1111

}

virtual_ipaddress {

192.168.*.*

}

notify_master /root/haproxy_master.sh

}

[root@csslave03 ~]# cat haproxy.sh

#!/bin/bash

A=`ps -C haproxy --no-header |wc -l`

#a=`ps -ef | grep haproxy| grep -v grep |wc-l`

if [ $A == 0 ]

then

/etc/init.d/keepalived stop

echo "haproxy is down,stoping keepalive..."

exit

[root@csslave03 ~]# cat haproxy_master.sh

#!/bin/bash

sleep 3

/etc/init.d/haproxy reload && echo"haproxy is reload........"

2、haproxy从

haproxy主配置文件

[root@csslave04 ~]# cat/etc/haproxy/haproxy.cfg

#---------------------------------------------------------------------

# Example configuration for a possible webapplication. See the

# full configuration options online.

# http://haproxy.1wt.eu/download/1.4/doc/configuration.txt

#---------------------------------------------------------------------

# Global settings

#---------------------------------------------------------------------

global

log 127.0.0.1 local2

chroot /var/lib/haproxy

pidfile /var/run/haproxy.pid

maxconn 5000

user haproxy

group haproxy

daemon

#turn on stats unix socket

stats socket /var/lib/haproxy/stats

#---------------------------------------------------------------------

# common defaults that all the 'listen' and'backend' sections will

# use if not designated in their block

#---------------------------------------------------------------------

defaults

mode tcp

retries 2

option redispatch

option abortonclose

maxconn 1024

timeout connect 1d

timeout client 1d

timeout server 1d

timeout check 2000

log 127.0.0.1 local0 err #[err warning info debug]

#---------------------------------------------------------------------

# listen

#---------------------------------------------------------------------

listen admin_stats

bind 0.0.0.0:1090

mode http

maxconn 20

stats refresh 30s

stats uri /

stats realm Hive\ Haproxy

stats auth admin:bigdata

#---------------------------------------------------------------------

# static backend for serving up images,stylesheets and such

#---------------------------------------------------------------------

listen hive

bind 0.0.0.0:80

mode tcp

balance leastconn

maxconn 1024

server hive_1 192.168.*.34:10000 check inter 180000 rise 1 fall 2

server hive_2 192.168.*.42:10000 check inter 180000 rise 1 fall 2

haproxy主keepalived配置文件

[root@csslave04 ~]# cat/etc/keepalived/keepalived.conf

! Configuration File for keepalived

global_defs {

notification_email {

yujinga@qq.com

}

notification_email_from Alexandre.Cassen@firewall.loc

smtp_server smtp.qq.com

smtp_connect_timeout 30

router_id LVS_DEVEL

}

vrrp_instance VI_1 {

state BACKUP

interface eth0

virtual_router_id 51

priority 100

advert_int 1

authentication {

auth_type PASS

auth_pass 1111

}

virtual_ipaddress {

192.168.*.*

}

notify_master /root/haproxy_master.sh

}

检查脚本

[root@csslave04 ~]# cat haproxy_master.sh

#!/bin/bash

sleep 3

/etc/init.d/haproxy reload && echo"haproxy is reload........"

[root@csslave04 ~]#

3、cloudera管理页面配置

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