/{{ item }} mode=0600 owner=root group=rootwith_items:- my.cnf- shadow- fstabIn addition to looping over fixed items, or a variable, Ansible can also use whatare called lookup plugins. These plugins allow you to tell Ansible to fetch the datafrom somewhere externally. For example, you might want to upload all the files
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
Ansible @ an efficient configuration management tool-Ansible configure management-translation (8), ansible-ansibleIf 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 l
Ansible @ an efficient configuration management tool-Ansible configure management-translation (5), ansible-ansibleDo 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 it
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
() results = super(ActionModule, self).run(tmp, task_vars) # remove as modules might hide due to nolog del results['invocation']['module_args'] results = merge_hash(results, self._execute_module(tmp=tmp, task_vars=task_vars)) # Remove special fields from the result, which can only be set # internally by the executor engine. We do this only here in # the 'normal' action, as other action plugins may set
install AWS, finally set shell environment variables, and then upload files.
Note: We put these environment variables into the Python code in ansible, so that any module that uses the environment variables can use the settings here. If you want to write your own module, you can put the parameter here as an environment variable, which is better than using the parameter!
In addition, for example, get_url, yum, and APT, proxy settings in environment var
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
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
:?? The task script (Task Set) orchestrates and defines the configuration files of the ansible task set, which are executed sequentially by ansible, usually in the yml file in JSON format.2. inventory:?? Ansible manages the host list/etc/anaible/hosts.3. modules:?? Most of the functional modules used by ansible to exec
] ********************************* *********Changed: [ansibletest]Play recap ************************************** ********************Ansibletest: OK = 2Changed = 1Unreachable = 0Failed = 0
Run the playbook again and the result changes from changed to OK. Congratulations! You have created and executed a module of your own. It is very simple, but you can extend it to get the hostname file, or use other methods to modify the hostname when the system starts.
Writing modules in PythonAll of the
a variable, Ansible can also use whatare called lookup plugins. These plugins allow you to tell Ansible to fetch the datafrom somewhere externally. For example, you might want to upload all the files thatmatch a particular pattern, and then upload them.In this example, we upload all the public keys in a directory and
Group=ro otwith_items:-my.cnf-shadow-fstabin addition to looping through fixed items, or a variable, Ansible can also use Whatare c Alled Lookup plugins. These plugins allow you to tell Ansible to fetch the datafrom somewhere externaLly. For example, you might want to upload all the files Thatmatch a particular patter
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
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
configuration items, automate continuous delivery, and automate (AWS) cloud service management. Executes the command on the remote server in bulk.Ansible provides a simple set of processes that you can do with the process to easily complete tasks.3.Ansible working mechanism:Developed based on the Paramiko. This is a pure Python implementation of the SSH Protocol library, Ansible in the management node to t
the modules run by Ansible. In short, Ansible is based on "modules" to accomplish various "tasks". Its basic framework structure is as follows.The Ansible basic framework consists of six parts:Host Inventory hosts checklist: Used to define the hosts managed by Ansible, by default in AnsibleHosts are defined in the hos
First, jQuery use plug-inPlug-in lookup and help-Plug-in library for the official JQuery website (http://plugins.jquery.com)A large number of plugins are available. and give out the user rating, version and bug of each plugin.-The library lists zip file downloads, demos, sample code and tutorials for each plugin650) this.width=650; "src=" Http://s5.51cto.com/wyfs02/M02/7E/76/wKiom1cAyTnSndGiAADBKW6jZSY282.png "title=" Web.png "alt=" Wkiom1caytnsndgiaa
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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