Directory Structure of the SaltstackDescribe:When we are learning automation operations tools, whether it is puppet or saltstack, to be proficient in use, we must first understand their directory structure, overall: Puppet and salt directory structure is very similarThe first part:File_roots configuration-Managed directory structure:Premise:Using the configuration-managed directory structure, first configure it in the configuration file:Vi/etc/salt/ma
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 insid
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
easier to configure and use than Puppet, and can achieve almost all the functions of puppet.Ansible (www.ansible.com) more concise automated operations tools, do not need to install agents on the client, based on the development of Python. You can implement batch operating system configuration, batch program deployment, batch run commands.3 Saltstack InstallationSaltstack Introduction https://docs.saltstack.com/en/latest/topics/index.htmlCan be execu
] ~]# Salt ' web01 ' test.ping #salt ' * ' test.pingweb01:True#salt command# * for the goal#test is a module command (method)#ping是test的一个参数 test that all hosts are alive--master communication with Minion is not the same as ping IP. Ping to ICMP1.1. Run the shell commandCmd.run cannot perform interactive commands, such as vim,ssh[[emailprotected]~]#salt ' * ' cmd.run ' df-h ' web02: filesystemsizeusedavailuse% mountedon/dev/sda219g1.6g 17G9%/tmpfs 491m12k491m1%/dev/shm/dev/ sda1190m33m147m19%/
' node2 ' grains.get kernelreleasenode2:2.6.32-431.el 6.x86_64Simple use of 2.Pallir#需要创建目录 [[emailprotected]pillar]#pwd/srv/pillar[[emailprotected]pillar]# TREENBSP;-NNBSP, .... ├──info.sls└──top.sls0directories,2files# Create an info file for testing [[email protected]pillar]#catinfo.sls #判断系统是否为CentOS {%ifgrains.os== ' CentOS ' %} #如果为CentOS, print Nginx version [content customization]nginx:nginx-1.4.7{%endif%}# This file must be top.sls[[emailprotected]pillar]#cattop.slsbase: ' Node2 ': #对
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
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
easily contribute, thus gaining wide participation and adoption. Keep it simple (with YAML, etc.), make plans and stick to them, and then be optimistic.
Ansible 1.9.0 's version code is dancing in the street,ansible each major version of the code is a piece of Van Halen band. By the way, DeHaan has left ansible this January and is not too much involved in the
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
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/
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
This article mainly introduces the distribution system for Python to use ansible to distribute and process tasks. For more information, see the distribution system for users familiar with python who can use paramiko to write tasks, combined with the gevent coroutine, asynchronous processing can be implemented.
If you only want to use tools, you can use some tools, such as {puppet, saltstack, fabric,
In fact, Python is familiar with the people can use their own Paramiko to write the task of the distribution system, combined with the gevent of the process can be asynchronous processing.
If only want to use tools friends can use some tools, like {Puppet,saltstack,fabric,ansible,chef}, and so on, in fact, these tools are very useful, but at the cost of learning, I suggest you use
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
Do operation and maintenance of the classmate many have used Ansible bar, open Source Batch deployment tool ranked top three: puppet, Saltstack, Ansible.Ansible is characterized by the absence of agents, the use of SSH protocol to communicate, lightweight, written in Python, can write playbook, can also do some ad-hoc batch command execution operations.The recent execution of the
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