Ansible is based on modularity, with specific modules to complete specific tasksBased on the Python language implementation, implemented by three key modules of Paramiko, Pyyaml and JINJA2Simple deployment, agentless (no client deployment, client management via SSH protocol)Based on master-slave modeSupports custom modules (other programming language-written modules can also be called via Ansible interface)
default in the/etc/ansible/directory, which prompts ansible to support the domain name and IP two client naming formats, where a "slave" group is defined vim/etc/ansbile/hosts [slave]192.168.17.18192.168.17.19vim/etc/ansible/hosts [webhosts] 172.16. 10.22 ansible_ssh_user=root ansible_ssh_pass=172.16. 10.33 ansible_ssh_user=root ansible_ssh_pass=guoting expla
Tools"Yum-YInstallZlib-develbzip2-devel openssl-devel ncurses-devel sqlite-devel readline-devel tk-devel gdbm-devel db4-devel libpcap-devel xz-DEVELCD/usr/local/srcmkdir/usr/local/Python3Tar-ZXF python-3.6.6. TGZCD Python-3.6.6./configure--prefix=/usr/local/Python3 Make Make InstallLN-s/usr/local/python3/bin/python3/usr/bin/Python3LN-s/usr/local/python3/bin/pip3/usr/bin/pip3# End Installation script feature:1) Install the Yum dependency package2Create a directory, unzip the file, and compile an
custom modules
ansibleis the new automated Operations tool, based onPythondeveloped and assembled a number of operations tools (puppet,Cfengine,Chef,func,Fabric), it realizes the functions of batch system configuration, batch program deployment, batch Run command and so on. ansibleis based on modules, and does not have the ability to deploy in bulk. The real batch deployment isansibleThe module that is running,ansiblejust provide a framework. Mainly include: connection plugins : responsible
Can PlayBook run Android programs? The dust has finally landed!
RIM announced yesterday that in order to bring applications into the PlayBook ecosystem, it will provide developers with tools to enable PlayBook to support Android applications. RIM is preparing to launch the software tool "App Players" to enable BlackBerry's Java and Android 2.3 programs to run si
If you have a BlackBerryPlayBook tablet and develop it in Ubuntu, you can do this by connecting to the NDK. But how can you transfer files under Ubuntu12.04LTS? Haha! Just a few simple steps to operate the files in PlayBook like a USB flash drive in windows! Premise: the same vro connected to the computer and PlayBook.
If you have a BlackBerry PlayBook tablet an
advantages of the implementation of batch system configuration, batch program deployment, batch Run command and other functions. Multiple servers can be configured to execute a single command on multiple servers simultaneously.framework of the ansible650) this.width=650; "Src=" http://img.blog.csdn.net/20170727141309802?watermark/2/text/ ahr0cdovl2jsb2cuy3nkbi5uzxqva2fpcnvpmtiz/font/5a6l5l2t/fontsize/400/fill/i0jbqkfcma==/dissolve/70/gravity/ Southeast "alt=" here to write a picture describing
With Ansible also has more than two years, before doing the initialization work is in the Kickstart configuration file with their shell script initialization system environment, now the operation and maintenance environment is different, the pre-system installation work to the IDC department to deal with, What I can do here is to initialize my favorite operations environment with a script. No ansible before
"play". The main function of play is to dress up as a group of hosts in advance through the task defined by the Ansible role.A simple playbook configuration is as follows:
The code is as follows:-Hosts:localRemote_user:rootTasks-Name:echo HiShell:echo "HI"Ansible also supports setting up handlers,handlers to be invoked after the server changes after the tasks ar
shell command remotely.Example:ansible 192.168.1.1 -m command -a “free -m”ansible 192.168.1.1 -m script -a “/root/mbb.sh” #被控端执行主动的脚本ansible 192.168.1.1 -m shell -a “/root/mbb.sh” #被控端执行被控端的脚本2. Copy module (equivalent to SCP)Function: Host side to the controlled side copy filesExample:ansible 192.168.1.1 –m copy –a “src=/root/mbb.txt dest=/root/” #把mbb.txt拷贝到被控端的root目录下3. Stat Modulefunction: Get status i
AnsibleSimple DescriptionAnsible is a new automated OPS tool that is developed based on Python and has a large collection of 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
Requirements:Batch Modify the server's account (assuming root account) password, with a randomly generated string to do the password
Environment:Assume that the target group for the server in the/etc/ansible/hosts file is as follows
[Target-servers]
192.168.0.[1:100]
Perform Actions
1 generate random strings for candidate password characters on each remote server using the OpenSSL rand command
Ansible tar
Introduction: Ansible is a 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 deploymen
to solve the problem of having at least APIs to focus on tools.
In other words, ansible and saltstack are very similar. Apart from their processing models, one is paramilo-based and the other is zeromq's pubsub. In terms of configuration, ansible has a playbook, which is similar to the state of saltstack. Ansible is
Ansible-Bulk Linux management tools"Ansible is easy it Automation"--simple automated IT tools.
Batch execution of commands on a remote server
Automating the deployment of apps
Automation Management Configuration Items
Automated Cloud service Management
Install (Ubuntu)Rely on SSH and python
Apt-get Install Ansible
Co
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
, custom module;4, through the use of plug-ins to complete log mail and other functions;5. Playbook: When a script performs multiple tasks, it is not necessary to allow the node to run multiple tasks at once.Second, ansible characteristics1, no agents: do not need to be managed to install any client on the host;2, no server: No servers, the use of direct command can be run;3, modules in any languages: Based
is as follows:
$ Ansible-I csvinventory-m ping all
Similar to when you used the ping module in Chapter 1, Getting Started with Ansible,you should see an output that looks like the following:localhost | success >> {"changed": false,"ping": "pong"}example | success >> {"changed": false,"ping": "pong"}This indicates that you can connect and use Ansible on all the h
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