ansible delegate to

I. Overview of AnsibleDue to the rapid development of the Internet, the speed of product replacement gradually accelerated, operations and maintenance personnel to carry out a large number of daily operations, still in accordance with the traditional way of maintenance will make the work inefficient. This is the deployment of automated operations that can accomplish these tasks as safely and efficiently as possible.Ansible is based on the development of Pythen, set up a number of excellent opera

If you do not have written authorization, do not repeat Chapter 4. Use of ansible in large projects RolesIf your playbooks start expanding beyond what includes can help you solve, or youstart gathering a large number of templates, you may want to use roles. Roles inAnsible allow you to group files together in a defined format. They are essentiallyan extension to includes that handles a few things automatically, and this helps youorganize them inside

Ansible module-lineinfile example, ansible-lineinfileLineinfile module details The lineinfile module is similar to the sed tool in linux, but the articles on the Internet generally only have simple instances, and there are no examples of complicated points. The following is a common example of the lineinfile Module I have summarized based on my actual operations. Directory

Delegate (1): Delegate and method, delegate Method 1. Use delegate to take methods as method parameters Let's take a look at a small example: Namespace delegate Example 2 {/******* delegate Example 1 * Note: This program main

More powerful than Ansible automated O M tools, automated and unified installation and deployment _ automated deployment of unifyDeploy1.0, ansible New features: Septem In addition to pass (backup and update) and start (start Service), all automation is achieved. Note: pass and start are set as service classes. Because of different services, automation cannot be achieved. Except for similar businesses, suc

Use redis to accelerate ansible and redis to accelerate ansibleUse redis to accelerate ansible We know that every time we use ansible, we need to collect system information. This step takes a lot of time. We can use redis to save the GATHERING time.1. ansible. cfg [Defaults] gathering = smartfact_caching = redisfact_

Ansible (10) first exercise and ansible first exerciseSummary We have learned apt, yum, zypper, copy, and other modules. You must be bored.The following is a practical example.Actual case: Batch tomcat configuration Only the knowledge of the above modules is enough for us to orchestrate a Playbook to configure a large number of physical/virtual servers.Actual scenarios A company has applied for 1

February 23, 2016, learn, analyze Ansible code Ansible is a tool for bulk deployment used in operations, which is itself a framework, specific deployment and architectural analysis, and the following article is good. Http://os.51cto.com/art/201409/451927_all.htm First analyze the main file ansible, and the code and comments are as follows: 1. from __future__ Imp

Tags: line software deb print replicat remote service section INI endAnsible is an emerging IT automation tool. This article will show you how to configure and manage MySQL master through Ansible, automate the deployment process from the replication environment, and experience the thrill of Ansible simple and fast. Brief introduction: Ansible is a configuration m

Do not reprint advanced playbook without written permission Extra variablesYou may have seen in our template example in the previous chapter that we used avariable called group_names . This is one of the magic variables that are provided byAnsible itself. At the time of writing there are seven such variables, described in thefollowing sections. External variables You have seen in the previous template example that we have a variable named group_names, which is a magic variable provided by

Ansible-install svn and ansible-svn Task: Associate multiple machines with ansible Familiar with the python ansible API, How can I obtain the execution progress of the playbook through the interface? Python obtains the svn version number. 1. Install svn Ubuntu SMP Thu Jan 15 20:21:55 UTC 2015 x86_64 x86_64 x86_64 GNU/

First, installation$ pip Install Ansible#for Debian$ sudo apt-add-repository ppa:rquillo/ansible$ sudo apt-get update$ sudo apt-get install ansible#for CentOS$ sudo yum install ansibleIi. Environmental Notes1. Control host is native2. The controlled end is the LAN 192.168.1.53. SSH key authenticationThird, the use#内建的 Ping ModuleAnsible all-m Ping#执行命令

Delegate is a type of secure encapsulation method, which is similar to function pointers in C and C ++. Unlike function pointers in C, delegation is object-oriented, type-safe, and insurance. The delegate type is defined by the delegate name. The following example declaresDelCan encapsulate a method that uses a string as a parameter and returns a void. public

Ansible Development History Ansible?? Founder, Michael DeHaan (cobbler and func)?? , Released version 0.0.1, Red Hat acquisition?? Red Hat announced the acquisition?? Ansible is an agentless (SSH key pair matching is required based on SSH), which can implement batch configuration, command execution and control, and Python-Based Automated O M tools.GitHub focus

Ansible learning-simple learning notes 2, ansible-learning notes Roles is used for hierarchical and structured organization playbook, and the encryption process in previous note 1 is used. My directory svnrepos has two directories. Ansible_test and test Under the test directory: The directory structure of ansible_test is: The file content is as follows: Copyright Disclaimer: Thi

1.ansible IntroductionAnsible is an automated operations tools, based on Python development, the collection of many operations tools (puppet,cfengine,chef,func,fabric) advantages, the implementation of batch (System configuration, program deployment, Run command) and other functionsAnd Ansible is based on the module work, itself does not have the ability to deploy bulk, really have a batch deployment is

A delegate in C # is similar to a function pointer in C or C + +. Using delegates enables programmers to encapsulate method references within a delegate object. You can then pass the delegate object to code that can invoke the referenced method without having to know at compile time which method will be invoked. Unlike function pointers in C or C + +, delegates a

A ansible IntroductionDoes not need to install the client, through the sshd to communicateModule-based work, modules can be developed in any languageNot only supports command line use of modules, but also supports writing YAML format playbook, which is easy to write and readInstallation is simple and can be installed on CentOS directly with YumThere are UI (browser graphical) Www.ansible.com/tower available, chargedOfficial Document Http://docs.ansibl

Delegate is a type of secure encapsulation method, which is similar to function pointers in C and C ++. Unlike function pointers in C, delegation is object-oriented, type-safe, and insurance. The delegate type is defined by the delegate name. The following example declares a delegate named Del, which can encapsulate a

Tags: adding automatic sys wildcard Communication 1.9 instruction item otherAnsible is a relatively new automated operations tools, based on Python development, the collection of many operations tools (puppet, Cfengine, Chef, func, fabric) The advantages of the implementation of batch system configuration, batch program deployment, batch Run command and other functions.Ansible is a module-based operation and does not have the capacity to deploy in bulk. The real batch deployment is the module th