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小米自动化运维实践 qcon 2014 Beijing
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laiwei
April 28, 2014
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小米自动化运维实践 qcon 2014 Beijing
小米自动化运维
laiwei
April 28, 2014
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Transcript
运维⾃自动化 实践之路
• 3年应⽤用运维 • 3年运维⾃自动化建设 2005 ~ 2012 BAIDU • 应⽤用运维团队
• 运维⾃自动化事务 2013 ~ 今 ⼩小⽶米 ⾃自我介绍 伏晔 微博:http://weibo.com/xingfuge613
搭业 务环 境 改配 置 线上 升级 迁移 扩容 关联
变更 运维基础设施 部署 监控 名字 服务 配置管理数据库 调度 服务树&机器管理&…
OUTLINE " 服务树 " 部署系统 " 规范要求
服务树 – 设计 公司 部门 产品 服务 服务实例 分组 服务实例
服务实例 状态 地域 机房 组织结构 系统组成 集群 物理位置 机器TAG形式进行标记 根据TAG动态筛选机器
服务树 – WEB cop.xiaomi_owt.miliao_pdl.im_service.xiaomi- mq_jobgroup.micloud_job.xmq-micloud-cell01- micloud011_status.service_loc.bj_idc.sd_cluster.production-sd
APP SERVER GOD ⾃自动部署 – 架构 WEB ODIN Build Server
APP SERVER FRIGGA THOR …… GOD FRIGGA THOR Service Tree Naming
部署系统 – WEB
部署系统 – WEB
部署系统 – WEB
" Cluster.yml cluster: name: databae-change-handler version: 1.0.0.1
env: production jobs: [job.database-change-handler_ service.database-change-handler_cluster.preview_ pdl.account_owt.miliao_cop.xiaomi, xxxx, xxx] dch: host: [10.237.37.43, 10.237.37.45, 10.237.37.46] user: root version: 93043 path: /home/work/passport-dch pkg_url: ftp:// db_passwd:xxxx backup_key:68e7012d5bdca6eaceeb2682e4b20a96 mon_value: mon.template.yml 部署系统 – ODIN ODIN解析 cluster.yml 下载PKG并重新生成 发布包 触发host中机器的 FRIGGA 通过frigga调用god 接口检查服务状态
" Config.template.yml base: basedir: "$<path>" user: "$<
user >" mod_name: "$< name >" db_password: "$< db_passwd >" tag: "$< job >" #app running control mod_start: "${basedir}/bin/run.sh" mod_stop: "${basedir}/bin/stop.sh" to_email:
[email protected]
production: zookeeper_host: zk.xiaomi.com staging: zookeeper_host: zk.staging.xiaomi.com " Init.yml Dch: type:file name:${basedir}/conf/dch.conf source:template( "dch.conf.erb") monitor: type: mon name: ${basedir}/conf/mon.conf source:template("mon.conf.erb") backup: type: backup name: ${basedir}/conf/ backup.conf source:template("backup.conf.erb") 部署系统 – THOR 替换模板生 成临时配置 下载要部署 的包文件 进行文件的 部署 生成GOD 启动配置 触发GOD 启动程序
部署系统 – GOD God.watch do |w| w.ver = "139594" w.name
= "job.database-change-handler_service.database-change- handler_cluster.production-sd_pdl.account_owt.miliao_cop.xiaomi" w.start = "sh /home/work/database-change-handler/bin/DbEventListener.sh -r" w.gid = "root" w.uid = "root” w.log = "/data/soft/database-change/logs/database-change.log" w.dir = "/home/work/database-change-handler/” w.cron = "/etc/god_cron.d/job.database-change-handler_service.database-change- handler_cluster.production-sd_pdl.account_owt.miliao_cop.xiaomi.cron” w.stop_timeout = 300.seconds w.lifecycle do |on| on.condition(:flapping) do |c| c.to_state = [:start, :restart] c.times = 3 c.within = 10.minute c.notify = 'proc_down' end end end
部署系统 – 管理
部署系统 – 管理
部署系统 – 持续部署 " Odin.rb –f cluster.yml " Thor
–f cluster.yml " god status
规范要求
规范要求 – ⺫⽬目录结构 " 发布包结构 Passport-agent |- release |- target
|- deploy |- config.template.yml |- init.yml | - 模板⺫⽬目录 |- dch.conf.erb " 程序、数据分离 /home/xxx/passport-agent |- bin |- conf /data/passport-agent |- log |- dict
规范要求 – 环境 " 统⼀一系统内核、发⾏行版、初始环境 " 编译环境 " 解释器 "
系统Lib " 关键配置依赖 " 命令⾏行
C B A 规范要求 – Runtime依赖 Serveice Package B Runtime
PHP-5.5.10 Runtime NGINX-1.4.6 Runtime RabbitMQ-3.3.0 deploy " 优点 " 部署动作简单 " 不污染系统及其业务 " 问题 " root权限 " 公有、私有runtime Runtime PHP-5.5.09 Runtime NGINX-1.4.3 Runtime Redis-2.8.8 Service Package A B A online online B A online
规范要求 – 解耦关联配置 A A B B B B A
A B B B B Naming service " Naming所做 " 抽取连接类信息 " 树状结构 " 固定tag组合查询 " 区域化解析 " Naming不做 " 配置管理 " 实时通知
资源隔离 节省硬件资源,约 15% 容易动态调整资源 资源隔离更彻 底 资源 CPU MEMORY DISK
QUOTA DISK IO NET IO IP PORT PATH 虚拟化 KVM 容器 Docker
动态筛选、调度 筛选器 网络 分布 物理 分布 资源 资源数据库 调度器 创建容器
Naming 部署系统
目标:noops 技术博客:http://www.noops.me/ About Us
Thanks!