功能模块-----keepalived模块
写之前先找一台主机源码安装测试
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http:
//www.keepalived.org/software/keepalived-1.2.19.tar.gz
[root@node1 tools]# tar xf keepalived-
1.2
.
19
.tar.gz
[root@node1 tools]# cd keepalived-
1.2
.
19
[root@node1 keepalived-
1.2
.
19
]# ./configure --prefix=/usr/local/keepalived --disable-fwmark
[root@node1 keepalived-
1.2
.
19
]# make && make install
keepalived-
1.2
.
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/keepalived/etc/init.d/keepalived.init #启动脚本
keepalived-
1.2
.
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/keepalived/etc/keepalived/keepalived.conf #配置文件
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配置keepalived模块路径及相关文件
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[root@node1 ~]# mkdir /srv/salt/prod/keepalived
[root@node1 ~]# mkdir /srv/salt/prod/keepalived/files
[root@node1 keepalived]# cp ~/tools/keepalived-
1.2
.
19
.tar.gz /srv/salt/prod/keepalived/
files/
[root@node1 tools]#cp keepalived-
1.2
.
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/keepalived/etc/init.d/keepalived.init /srv/salt/prod/keepalived/files/ #复制启动脚本
[root@node1 tools]#cp keepalived-
1.2
.
19
/keepalived/etc/keepalived/keepalived.conf /srv/salt/prod/keepalived/files/ #复制配置文件
[root@node1 tools]# cp keepalived-
1.2
.
19
/keepalived/etc/init.d/keepalived.sysconfig /srv/salt/prod/keepalived/files/
[root@node1 tools]# cd /srv/salt/prod/keepalived/files/
[root@node1 files]# vim keepalived.init #修改启动脚本路径
daemon /usr/local/keepalived/sbin/keepalived ${KEEPALIVED_OPTIONS}
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1.keepalived功能模块
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[root@node1 keepalived]# cd /srv/salt/prod/keepalived/
[root@node1 keepalived]# cat install.sls
include
:
- pkg.pkg-init
keepalived-install:
file.managed:
- name: /usr/local/src/keepalived-
1.2
.
19
.tar.gz
- source: salt:
//keepalived/files/keepalived-1.2.19.tar.gz
- user: root
- group: root
- mode:
755
cmd.run:
- name: cd /usr/local/src/ && tar xf keepalived-
1.2
.
19
.tar.gz && cd keepalived-
1.2
.
19
&& ./configure --prefix=/usr/local/keepalived --disable-fwmark && make &&make install
- unless: test -d /usr/local/keepalived
- require:
- pkg: pkg-init
- file: keepalived-install
keepalived-init:
file.managed:
- name: /etc/init.d/keepalived
- source: salt:
//keepalived/files/keepalived.init
- user: root
- group: root
- mode:
755
cmd.run:
- name: chkconfig --add keepalived
- unless: chkconfig --list |grep keepalived
- require:
- file: keepalived-init
/etc/sysconfig/keepalived:
file.managed:
- source: salt:
//keepalived/files/keepalived.sysconfig
- user: root
- group: root
- mode:
644
/etc/keepalived:
file.directory:
- user: root
- group: root
- mode:
755
[root@node1 files]# salt
'*'
state.sls keepalived.install env=prod #手动测试一下
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2.keepalived业务模块
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[root@node1 ~]# cd /srv/salt/prod/cluster/files/
[root@node1 files]# cat haproxy-outside-keepalived.cfg #keepalived配置文件,里面用到了jinja变量
#configutation file
for
keepalive
globlal_defs {
notification_email {
saltstack@example.com
}
notification_email_from keepalived@example.com
smtp_server
127.0
.
0.1
smtp_connect_timeout
30
router_id `ROUTEID`
}
vrrp_instance haproxy_ha {
state `STATEID`
interface
eth2
virtual_router_id
36
priority `PRIORITYID`
advert_int
1
authentication {
auth_type PASS
auth_pass
1111
}
virtual_ipaddress {
192.168
.
10.130
}
}
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[root@node1 ~]# cd /srv/salt/prod/cluster/
[root@node1 cluster]# cat haproxy-outside-keepalived.sls
include
:
- keepalived.install
keepalived-service:
file.managed:
- name: /etc/keepalived/keepalived.conf
- source: salt:
//cluster/files/haproxy-outside-keepalived.cfg
- user: root
- group: root
- mode:
644
- template: jinja
{%
if
grains[
'fqdn'
] ==
'node1'
%}
- ROUTEID: haproxy_ha
- STATEID: MASTER
- PRIORITYID:
150
{% elif grains[
'fqdn'
] ==
'node2'
%}
- ROUTEID: haproxy_ha
- STATEID: BACKUP
- PRIORITYID:
100
{% endif %}
service.running:
- name: keepalived
- enable: True
- watch:
- file: keepalived-service
[root@node1 cluster]# salt
'*'
state.sls cluster.haproxy-outside-keepalived env=prod #测试一下
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指定服务器执行keepalived模块
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[root@node1 salt]# cat /srv/salt/base/top.sls
base:
'*'
:
- init.env_init
prod:
'node1'
:
- cluster.haproxy-outside
- cluster.haproxy-outside-keepalived
'node2'
:
- cluster.haproxy-outside
- cluster.haproxy-outside-keepalived
[root@node1 salt]# salt
'*'
state.highstate #到这步执行成功的话就实现了keepalived+haproxy
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遇到问题：发现keepalived 虚拟vip写不上去
查看日志 cat /var/log/messages，发现下面一句
Aug 11 15:10:12 node1 Keepalived_vrrp[29442]: VRRP_Instance(haproxy_ha{) sending 0 priority
haproxy_ha后面打了个空格解决
vrrp_instance haproxy_ha {
本文转自 fxl风 51CTO博客，原文链接:http://blog.51cto.com/fengxiaoli/1958138
