ansible delegate to

1.ansible IntroductionAnsible is an automated operations tools, based on the development of Python, the collection of the advantages of many operations tools (puppet,cfengine,chef,func,fabric), 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 that

Ansible Command Application Basics A previous article on the installation and role of Ansible, interested in can see Ansible introduction and installation. Learning Ansible is to re-learn the command and grammar. Ansible can be

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1. ansible command usage The ansible command line can be executed in two ways: ad-hoc and ansible-playbook. The official web method provides paid product tower. Ad-hoc is mainly used to execute temporary commands. ansible-playbook is equivalent to a set of ad-hoc commands and is executed together with certain rules.1.1

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Install NGINX and NGINX Plus using Ansible In the production environment, I prefer to do everything related to automation. If the computer can complete your task, why do you need to do it yourself? However, in an ever-changing environment with multiple technologies, creating and implementing automation is an arduous task. That's why I like Ansible. Ansible is an

Ansible is a framework structure that works based on modules. The bulk deployment capability is implemented by the modules that are run by ansible. In short, Ansible is based on "modules" to accomplish various "tasks". The basic syntax for Ansible Common Core module modules is as followsansible [主机] [-m 模块] [-a args]

Theoretical part: Common Automated operations Tools: Puppet-Ruby-based development with C/S architecture, strong extensibility, SSL-based, and relatively weak remote command executionSaltstack-Based on Python development, with C/S architecture, relatively puppet and lightweight, configuration syntax using Ymal, making configuration scripts simplerAnsible-Based on Python Paramiko development, distributed, no client, lightweight, configuration syntax using Ymal and JINJA2 template la

Directory Handlers Playbook Case 2 handlers VARs variable Setup Facts Variable Usage Case Defining variables in Inventory Case Condition test When statement Case Handlers Follow up on an article Ansible playbooks introduction and use a continuation note Used to take certain actions when the resources being followed are

There are two more secure ways to store this type of data:The 1.ansible command-line tool Ansible-vault can encrypt and decrypt files used by any ansible.2. Use a third-party key Management service to store data.Ansible-vault can create, edit, encrypt, decrypt, and view files. Ansible Vault can encrypt any

This book is created by senior Wiecheng division, through a number of examples, detailed explanation of ansible this automated Maintenance tool basic principles and use of skills; from the basic architecture analysis, installation configuration, to the typical application case analysis, the author shared his work in the actual combat experience, for all types of operations, DevOps developers provide a detailed guide. The main contents of this book inc

One, the common automated maintenance tools:OS Provisioning:pxe, CobblerOS Config:puppet, Saltstack, chef, funcTask exec:fabric, Saltstack, funcProgram Deployment:fabricManagement host controls how nodes are managed:Agent: You need to install agents on the managed nodes to accept the operations of the management host, such as Puppet, FuncAgentless: The managed node does not need to install agent, the management host with SSH transfer operation instructions, such as

Tags: ansibleAnsible automated operations tools with the following features1. Modularization: Call a specific module to complete a specific task2, have paramiko,pyyaml,jinja2 (template language) three key modules3. Support Custom Module4, based on Python language implementation5, simple deployment, based on Python and SSH (installed by default), agentless6, security, based on OpenSSH7, Support playbook Orchestration task8, Idempotent: A task executes 1 times and executes n times the same effect,

Ansible Ansible does not require any agents, except sshd, does not occupy the control of any resources in the ansible does not execute (the default support SSH, also supports other)Ansible also has no service side, only executes commands when neededAnsible based on module work, execute commands, scripts, planning task

Tags: style OCA python development source file has a copy int exec bashAnsible automation software based on Python developmentFeatures Overview:Configuration files do not require too much configuration to understand it.# # #部署ansble软件# #受控主机部署 Backup Nfs01 web01Yum Install-y Libselinux-python# #管理主机部署m01Yum-y Install AnsibleAt this point ansible software deployment is complete# # #软件配置应用Architecture:To implement public key batch management before inst

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Ansible supports Windows from the 1.7+ version, with the actual measurement of Windows 7 SP1 and Windows Server R2 and above, the system is simply configured to communicate with Ansible normally. However, the following points need to be met:1, the management machine must be a Linux system, and the original Python winrm module2. The underlying communication is based on PowerShell and the version is 3.0+,mana

Original works, allow reprint, please be sure to use hyperlinks in the form of the original source of the article, author information and this statement. Otherwise, the legal liability will be investigated. http://sofar.blog.51cto.com/353572/1579894==========================================================================================First, the basic introduction==========================================================================================1 , IntroductionAnsible is a new automated

Introduction of Ansible 1.ansible Ansible is a new automated operational tools, based on Python research and development. Combines the advantages of many old operational tools to achieve the bulk operating system configuration, batch program deployment, batch operation commands and other functions. Only the Ansible p

Before we start, let's think of a scenario where your company has hundreds of servers, and when the leader asks to add a timed task to all the servers, or execute a command, you might say that you can use Xshell to connect or write a shell script. But if you have experienced something like this, you can certainly experience the pain, because so many servers you use Xshell to connect the workload will become particularly large, but if you choose to write a script, it will be particularly troubles