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falcon-playbook's Introduction

Ansible Playbooks for Open-Falon

系统需求

CentOS/RHEL 6.x

ansible == 1.8.4 (注意,不兼容2.x版本)

因为需要安装一些包,安装过程中需要root权限

使用方法

一. 安装基本包保平安

yum groupinstall -y 'Development tools'

yum install -y libffi-devel

pip install ansible==1.8.4

二. clone 代码

git clone https://github.com/iambocai/falcon-playbook.git

三. 洗手,准备环境:

cd falcon-playbook

ansible-playbook prepare.yml -c local

四. 参照open-falcon的官方文档初始化redis 和mysql,参见 这里,请确保redis和mysql都开放了对相关模块的读写权限。

五. 修改hosts文件中的配置,注意是这个项目里带的这个哦!不是系统的hosts文件, 按照你的实际情况修改数据库配置和各个模块的机器列表,并为需要安装模块的机器对这台机器添加ssh key授权(如果担心安全因素,安装完删除本地私钥即可),授权完成后运行ansible '*' -i ./hosts -m shell -a 'date',确保安装机可以顺利登陆所有被安装机器,如果出现异常请参考ansible帮助文档自助解决。正常的输出类似下面

[root@cs ~]# ansible '*' -i ./hosts -m shell -a 'date'

192.168.70.128 | success | rc=0 >>

Tue Jul 7 16:10:44 CST 2015

192.168.70.129 | success | rc=0 >>

Tue Jul 7 16:10:51 CST 2015

六. 运行安装

ansible-playbook -i ./hosts  site.yml

七. enjoy

FAQ

一. open-falcon安装在哪个用户/目录下? 我可以修改么?

所有模块默认都安装在falcon账号的/home/falcon/${module}目录下,可以通过修改group_vars/all中的”deploy config“段自行重定义

二. 我想安装单个模块,怎么操作?

以单独安装agent为例:`ansible-playbook -i ./hosts  site.yml -t agent` 即可, 你还可以通过逗号指定安装任意模块,比如:`ansible-playbook -i ./hosts  site.yml -t agent,transfer,task` 

三. 模块的配置是用playbook通过模板生成的,配置中的参数来自很多地方,我要修改参数的时候应该找哪个文件修改?

为了避免让初级用户在使用前修改过多配置文件,我将falcon配置中的数据抽为两类:一类是用户必须自定义的(各个模块的机器列表,数据库连接配置),放在hosts文件中,一类是用户在安装时可以不关心的(读写超时等,除了第一类的 :) ),放在group_vars/all里
如果你在两个文件中都没找到,恩,那他就是固化的写在模板文件里了,你可以修改roles/${module}/templates/cfg.json.j2来达到目的。

相关项目

Ansible

Open-Falcon

Licence

Apache License, Version 2.0: http://www.apache.org/licenses/LICENSE-2.0

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