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Ansible @ an efficient configuration management tool-Ansible configure management-translation (4), ansible-ansible

want to operate on different operating systems Prompt the user and then execute the operation request When you execute a query task that requires a long time Update prohibited when hard disk space exceeds the threshold Check whether the custom script is running Task delegationAnsible, by default, runs its tasks all at once on the configured machine. This is greatwhen you have a whole bunch of separate machines to configure, or if each of yourmachines is responsible for communicating its s

Ansible @ an efficient configuration management tool-Ansible configure management-translation (10), ansible-ansible

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-ansible

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-ansible

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 @ an efficient configuration management tool-ansible configure management-translation (9)

could only take three servers offline at a time? The servers are behind strict firewalls that don't allow incoming SSHconnections from the nodes you use to configure them for Ansible Ansible's Pull Mode Ansible has a pull (push is the opposite of it) that can greatly improve the scalability of your playbooks. So far, we have used ansible to configure another mac

Ansible @ an efficient configuration management tool-ansible configure management-translation (6)

. They areexecuted in two different ways: direct calls and with_* keys. Direct calls are usefulwhen you want to use them like you would use variables. Using the with_* keys isuseful when you want to use them as loops. In an earlier section we covered with_fileglob , which is an example of this.In the next example, we use a lookup plugin directly to get the http_proxy value fromenvironment and send it through to the configured machine. This makes sure that themachines we are configuring will use

linux--about Ansible Batch control, Volume command and deployment usage

少个进程同时工作,默认5个进程并行处理。具体需要设置多少个,可以根据控制端性能和被管理节点的数量来确定。sudo_user:设置默认执行命令的用户,也可以在playbook中重新设置这个参数。remote_port:指定连接被管理节点的管理端口,默认是22,除非设置了特殊的SSH端口,否则不需要修改此参数。host_key_checking:设置是否检查SSH主机的密钥。可以设置为True或False。即ssh的主机再次验证。timeout:设置SSH连接的超时间隔,单位是秒。log_path:Ansible默认不记录日志,如果想把Ansible系统的输出记录到日志文件中,需要设置log_path。需要注意,模块将会调用被管节点的(r)syslog来记录,执行Ansible的用户需要有写入日志的权限。Ansible In

Ansible (basic knowledge) for O & M Automation)

???? Yum-y install ansibleCompile and install:?? Yum-y install python-jinja2 pyyaml Python-paramiko Python-Babel Python-Crypto?? Tar xf ansible-1.5.4.tar.gz?? CD ansible-1.5.4?? Python setup. py build?? Python setup. py install?? Mkdir/etc/ansible?? CP-r examples/*/etc/ansibleGit mode:?? Git clone git: // github.com/ansible

003. basic use of ansible

handlers task, 6-I inventory: Specifies the inventory file to be read, 7 -- list-tags: lists all available tags, 8 -- list-tasks: list all tasks to be executed; 9 -- skip-tags = skip_tags: Skip the specified tags task; 10 -- start-at-task = start_at_task: Start from the number of tasks; 11 -- step: gradually execute the definition of playbook After manual confirmation, run the next task. 12 -- syntax-check: Check the syntax in the playbook. 13-T tags, -- tags = tags: Specify the task for execut

Ansible @ an efficient configuration management tool-ansible configure management-translation (4)

execute a query task that requires a long time Update prohibited when hard disk space exceeds the threshold Check whether the custom script is running Task delegationAnsible, by default, runs its tasks all at once on the configured machine. This is greatwhen you have a whole bunch of separate machines to configure, or if each of yourmachines is responsible for communicating its status to the other remote machines.However, if you need to perform an action on a different host than the one

ansible@ An effective configuration management tool--ansible Configure management--translation (iv)

, and then run the action request When executing a query task that requires a longer time Disable updates when hard disk space exceeds the alert line Confirm that you have defined the script already executed Task delegationansible, by default, runs it tasks all at once in the configured machine. This is greatwhen you has a whole bunch of separate machines to configure, or if each of yourmachines are responsible for Communicating its status to the other remote machines. However,

Managing Linux servers in bulk with ansible: Configuring Inventory and Batch execution commands

directive is used to download third-party extensions from the https://galaxy.ansible.com/site, equivalent to the Yum, Pip, Easy_install, and other commands.Example: Installing a third-party extension moduleansible-galaxy install In real-world applications, you can also specify TXT or yml files for downloading and installing multiple components, as described in the official documentation.4, Ansible-configVi

Linux ansible simple installation and bulk configuration detailed

you can start after installationDownload ansible: Https://pypi.python.org/pypi/ansibleHttp://pkgs.org/download/ansibleHttps://pypi.python.org/packages/source/a/ansible/ansible-2.0.1.0.tar.gzFirst, compile and install Ansible1, install the dependency pack: Yum install python-jinja2 pyyaml python-paramiko python-babel

ansible@ An effective configuration management tool--ansible Configure management--translation (12)

| Success >> {"Changed": false, "ping": "Pong"}this indicates that's can connect and use Ansible on all the hosts fro M yourinventory. You can use the Same-i argument with Ansible-playbook to run Yourplaybooks with the same inventory.Same as the first chapter. The output looks like this:localhost | Success >> {"Changed": false,"Ping": "Pong"}Example | Success >> {"Changed": false,"Ping": "Pong"}You can con

Install NGINX and NGINX Plus using Ansible

reads and executes the content in the install_nginx.yml file from the tasks directory during deployment. This file includes the following steps: Download, install, and start NGINX. We will create this file in the next section.Create deployment files for NGINX Now, save the deploy. yml file and open install_nginx.yml in the editor. $ vim $HOME/ansible-nginx/tasks/install_nginx.yml This package contains c

"Absible Learning" ansible Managing Windows systems

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

Ansible automated O & M tool and ansible automated

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

Sesame HTTP: Ansible extension and sesame ansible Extension

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

"Mac" Ansible installation and basic use

Ansible_python_interpreter used to specify the path of the Python interpreter ansible\_\*\_ Interpreter is used to specify the path to other syntax interpreters on the host, such as Ruby,perl, etc.Ansible Common modules and APIsCommand: Execute remote host shell commandsAnsible all-i/users/jenkins/jenkins/lirbary/ansible_hosts/hosts_test-m command-a "Ifconfig"Script: Remote execution of master local shell scripts. (similar to Scp+shell)

Automated OPS tools Ansible detailed deployment

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

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