Ansbile-playbook is a collection of Ansible commands written in the Yaml language. The Playbook command executes sequentially from top to bottom. At the same time, playbook has created a number of features that allow you to transfer the state of a command to a later instruction, such as the ability to grab content from
Ansible automated O M tool and ansible automated
1 Ansible
1> introduction to ansible
Ansible is a new automatic O M tool developed based on Python. It integrates the advantages of many O M tools (puppet, cfengine, chef, func, fabric, implements batch system configuration
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
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
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
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
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
Ansible @ an efficient configuration management tool-Ansible configure management-translation (10), ansible-ansibleNo written permission. Do not reprint it
Custom ModulesUntil now we have been working solely with the tools provided to us by Ansible.This does afford us a lot of power, and make many things possible. However, if youhave something particularly compl
playbooks statement is configured and you set the configuration push to the specified remote host application. Playbooks is the same as Saltstack's SLS (Salt State Tree) and puppet configuration management. Playbooks uses YAML format, which is simple to use in grammar. The following author uses Ansilbe to implement MySQL installation, MySQL replication environment configuration, MySQL replication settings.Figure 6: Directory structure diagramIn order to organize and manage the files in
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
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
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
Automated Batch Deployment Tool Ansible notes Ansible installation and inventory filesI. Introduction of AnsibleAnsible is an automated operation and maintenance Deployment tool, and Saltstack,pupet, and so on, Ansible does not adopt the C/s architecture, that is, there is no client and server points. This means that the installation of
Sesame HTTP: Ansible extension and sesame ansible ExtensionIntroduction to Ansible
Ansible is an O M tool developed by Python. Because work requires access to Ansible, it often integrates some things into Ansible, so it is more
First, ansible Management command
There are several ansible management commands:(1) Ansible: This command is one of the very high usage in daily work, mainly used for temporary one-time operation;(2) Ansible-doc:ansible module document description, for each module has detailed usage instructions and application case in
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
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
Python streams, but saltstack is not very stable, therefore, the search rate of ansible is three times that of saltstack. Although puppet is stable, it is very troublesome to configure the module during command execution, and you also need to install the client. If the company is in a cooperative relationship with other companies, obviously, installing the client is a factor that has to be considered; therefore,
? Messages of the day customized for the security level of the machine? Database servers running PostgreSQL or MySQLTo manage roles in Ansible perform the following steps:1. Create a folder named roles with your playbooks.2. In the roles folder, make a folder for each role that you would like.3. In the folder for each role, make folders named files , handlers , meta ,tasks , templates , and finally vars . If you aren't going to use all these,you
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