puppet overview

Recently I interviewed the O M of two major e-commerce websites. The company has high requirements on system automation management, virtualization, mysql cluster, system performance optimization, and shell and python programming, although the interview was not successful, I also understood my goal in 2013.As we all know, spring is the season of sowing, and the season of recovery of all things. Only the seeds of hope are planted in spring, summer can blossom, and autumn can produce results, in w

1. Install puppet. Note: the client and server versions should be the same as possible. If they cannot be the same, the Client Version cannot be too old. The server version cannot be lower than the Client Version. Installation and simple configuration steps: Installation preparation (applicable to server and client ): First, you need to change the computer name: Hostname puppet. nn. Local or: Hostname-F/et

The characteristics of high scalability and fault tolerance in large data age put forward higher requirements for operational dimension. System Management is no longer tired of installing the operating system, configuring and optimizing the parameters of the system, patching, installing software, configuring software, adding a service. In order to improve efficiency, avoid duplication of work, reduce errors, accumulate knowledge, system administrators have begun to do some local automation work.

Puppet building notes I. Introduction Puppet is a C/S structure software that centrally manages files, packages, servers, cron, user, group, exec (execute shell commands), yumrepo, and other common resources of multiple servers. Ii. puppet Workflow Puppet client collects client information through facter (host name,

1.puppet Master Puppet master defaults to a daemon that runs in the background with Ruby's built-in Webrick, as well as using the most common Web server Apache and Nginx replacement Webrick to improve performance. Puppet Master main function is to compile the configuration file, files, templates, custom plugins for nodes. [Email protected]:nodes#

Operating system environment used for this installation: Centos6.5 x86_64,puppet3.8.3# #服务器端1. Modify the hostname (very important)The service side and each client should ensure that the domain name can be resolved to the corresponding server correctly!With the use of DNS services, this is simplified by the way the hosts are modified.#vim/etc/hosts192.168.0.26 maseter.puppet.com#vim/etc/sysconfig/networkModify hostnameHostname=maseter.puppet.comIf you don't want to restart, the temporary hostnam

Puppet is an open-source automated deployment tool. The following describes the installation and configuration of puppet.1. Operating System: redhat5.3 (64-bit System)2. System Architecture:192.168.0.200 Server192.168.0.201 Client192.168.0.202 Client 3. Install ruby. (the server and client must be installed before puppet is installed)# Rpm-Uvh http://download.fed

Puppet configures systems in two main stages: Compile a catalog Apply the catalog The agent/Master Architecture Puppet usually runs in an agent/Master architecture, where a puppet master server controls important configuration info and managed agent nodes request only their own configuration catalogs.Basics In this architecture, managed nodes runPuppet agentAp

I. Overview of Puppet Puppet is an Open-source, Ruby based system Configuration management tool based on C/S deployment architecture. It is a configuration management software designed to realize the automation management of data center, it uses the Cross-platform language specification, manages the configuration file, the user, the software package, the system

Directory:1 , Function2 , Server3 , managing the corresponding configuration file4 , script-related5 , puppet configuration related6 , puppet client Installation scripts7 , host configuration File new node details8 , add File Project9 , puppet Manage CommandsFirst, configuration management puppet1 , Features:Manage rsync profiles and scribe configuration files2 ,

The puppet Update method based on C/s architecture generally has two kinds, one is the agent side set synchronization time active to puppet Master end pull configuration, the other is through the puppet master side use Puppet Kick command or trigger update configuration with mcollctive. 1. Proactive Updates Advantages:

Create puppet yum source 2.7.25 1. Install and create the yum repository package and yum-priorities Management Package [root@master ~]# yum install createrepo yum-plugin-priorities[root@master ~]# rpm -qa | egrep "createrepo|priorities"createrepo-0.9.9-24.el6.noarchyum-plugin-priorities-1.1.30-37.el6.noarch 2. Enable the YUM priority Function [root@master ~]# sed -i 's/0/1/g' /etc/yum/pluginconf.d/priorities.conf[root@master ~]# cat /etc/yum/pluginco

Note: Puppet is best to create a snapshot before installation, need to be careful, the following is my installation processPuppet preparatory work1 installationYum-y Install puppet Puppet-server (service side to install this)[Email protected] puppet]# puppet-v2.7.26Add Host

CentOS6.5 64-bit installation and configuration of puppet Server We will first prepare three centos 6.5 x86_64 machines to complete the pre-installation work. OS: Centos 6.5 x86_64 Puppet master: master.com (192.168.37.72) Puppet clients: client1.com (192.168.37.83) Puppet clients: client2.com (192.168.37.82) 1. Prepar

This article refers to Yulaw's "puppet Combat", and get his guidance. Here, thank Yulaw.As mentioned in the previous article, Puppet is used to automatically generate files that are defined on the server by the client.We continue here to define the software that the client needs to install from the server.Here we install httpd for example.On the server side, we need to define the module, we define a httpd m

How to Use Puppet and Augeas to manage Linux configurations Although Puppet is a truly unique and useful tool, you can use it in some cases in a different way. For example, you need to modify several existing configuration files on the server, and they are slightly different from each other. People at the Puppet Lab also realized this. They integrated a great too

We first prepare three CentOS 6.5 x86_64 machines and do the work before installation.Os:centos 6.5 x86_64Puppet master:master.com (192.168.37.72)Puppet clients:client1.com (192.168.37.83)Puppet clients:client2.com (192.168.37.82)First, do the preparation of the installation: Close selinux,iptables on both master and client:Stop Iptables [[emailprotected] ~] # service iptables stop Iptables: Clear fi

Tags: des HTTP Io OS AR for SP on Log Puppet's commands Puppet's command line interface consists of a singlePuppetCommand with subcommands. Puppet's companion utilities, facter and hiera, have their own command line interfaces, which differ slightly from puppet's. Core Services The following subcommands are the main applications puppet uses to manage systems. Every user shoshould understand what they do. Puppe