starxzj 发表于 2018-8-3 06:00:24

Puppet集中配置管理系统安装与配置

  一、什么是puppet?
  1、基于ruby语言开发的系统配置集中管理工具,跨平台
  2、一个C/S架构,配置服务端和客户端
  puppet依赖于ruby与facter,安装puppet3.x,需要ruby1.8.7版本及以上;facter是一个系统盘点工具,收集主机的一些资料,比如OS、IP、CPU等
  3、puppet是一个C/S结构,开源软件,基于Ruby的系统配置管理工具,安装puppet3.x,需要ruby1.8.7版本及以上
  4、默认情况下,客户端每隔30分钟连接一次puppet服务端
  5、能管理多达40种资源,例如:file、user、cron、package、yum等,适合整个软件的生命周期管理
  二、环境介绍
  1、拓扑图

  2、下载
  操作系统RHEL6.3 x64
  facter下载: https://downloads.puppetlabs.com/facter/
  puppet下载: https://downloads.puppetlabs.com/puppet/
  3、puppetmaster与puppetclient可以相互解析
  vi /etc/hosts
  192.168.0.200 puppetmaster.com
  192.168.0.201 puppetclient1.com
  4、puppet服务端与客户端时间同步
  yum install ntp -y
  service ntpd start
  ntpdate pool.ntp.org #同步时间
  clock -w #将时间写入硬件
  chkconfig ntpd on
  三、安装服务端puppet
  1、安装ruby环境
# yum install -y ruby ruby-libs ruby-shadow  2、安装facter
# tar zxvf facter-1.7.3.tar.gz  
# cd facter-1.7.3
  
# ruby install.rb
  3、安装配置puppet
# useradd -s /sbin/nologin puppet  
# tar zxvf puppet-3.3.1.tar.gz
  
# cd puppet-3.3.1
  
# ruby install.rb
  
# cp ext/redhat/puppet.conf /etc/puppet/
  
# cp ext/redhat/server.init /etc/init.d/puppetmaster
  
# chmod +x /etc/init.d/puppetmaster
# vi /etc/puppet/puppet.conf  
#在main里面添加puppet服务端主机名
  
server = puppetmaster.com
# chkconfig --add puppetmaster  
# chkconfig puppetmaster on
  
# service puppetmaster start
  四、安装客户端puppet agent
  1、安装ruby环境
# yum install -y ruby ruby-libs ruby-shadow  2、安装facter
# tar zxvf facter-1.7.3.tar.gz  
# cd facter-1.7.3
  
# ruby install.rb
  3、安装配置puppet
# useradd -s /sbin/nologin puppet  
# tar zxvf puppet-3.3.1.tar.gz
  
# ruby install.rb
  
# cp ext/redhat/puppet.conf /etc/puppet/puppet.conf
  
# cp ext/redhat/client.init /etc/init.d/puppet
  
# chmod +x /etc/init.d/puppet
# vi /etc/puppet/puppet.conf  
#在main里面添加puppet服务端主机名
  
server = puppetmaster.com
# chkconfig --add puppet  
# chkconfig puppet on
  
# service puppet start
  
# netstat -tupln | grep 8140
  五、配置签名证书
  1、客户端创建证书注册请求
# puppet agent --test  
Info: Creating a new SSL key for puppetclient1.com
  
Info: Caching certificate for ca
  
Info: Creating a new SSL certificate request for puppetclient1.com
  
Info: Certificate Request fingerprint (SHA256): 7E:10:48:3F:3C:D4:13:BA:BF:66:ED:86:52:92:19:05:1E:D2:3A:CD:06:67:27:80:60:D6:54:66:0E:33:F7:C7
  
Exiting; no certificate found and waitforcert is disabled
  2、服务端查看证书注册请求
# puppet cert list#加--all查看所有  
"puppetclient1.com"   (SHA256) 7E:10:48:3F:3C:D4:13:BA:BF:66:ED:86:52:92:19:05:1E:D2:3A:CD:06:67:27:80:60:D6:54:66:0E:33:F7:C7
  
"puppetclient1.com.com" (SHA256) 46:B6:95:A6:1B:6A:FD:83:E4:1C:72:D4:5C:3C:B5:EF:3D:F7:43:2C:09:CF:00:B8:44:18:E4:3E:B3:DC:6F:FD
  3、服务端受理客户端证书注册请求
# puppet cert sign puppetclient1.com#主机名改为--all,是受理所有  
Notice: Signed certificate request for puppetclient1.com
  
Notice: Removing file Puppet::SSL::CertificateRequest puppetclient1.com at '/var/lib/puppet/ssl/ca/requests/puppetclient1.com.pem'
  4、客户端确认是否证书注册成功
# puppet agent --test  如果出现以下报错,则在客户端puppet.conf配置文件里面添加pluginsync=false,再重启!
Error: /File: Could not evaluate: Could not retrieve information from environment production source(s) puppet://puppetmaster.com/plugins  5、想清除证书使用
# puppet cert clean puppetclient1.com  六、简单测试
  1、服务端编写配置
  
  
  
  
  
# vi /etc/puppet/manifests/site.pp #修改后立即,无需重启  
node 'puppetclient1.com' {      #指定某台,也可以不写为所有
  
file { "/tmp/test.txt":
  
            content=> "hello,puppet test\n";
  
            #source=> "puppet://$puppetserver/files/httpd.conf"
  
            #也可以这样分发一个配置文件
  
    }
  
}
  注:file是一个资源管理关键字,用来管理文件的,还有package软件包管理,service管理系统服务,exec执行shell命令,/tmp/test.txt是创建文件名字,content定义文件内容
  2、客户端默认30分钟与服务端同步配置文件,所以我们手动执行,也可以修改puppet.conf更改默认时间,添加runinterval=600,设置为10分钟同步一次
# puppet agent --test  
# ls /tmp/
  
test.txt
  至此,Puppet系统安装配置完成!
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