ansible version

in the form of $ {hostvars. hostname. fact}, for example, using $ {hostvars. ns1.ansible _ distribution} to access the release version of the ns1 server. The following example sets a dns master server named ns1 and calls the template module to set an mast server for each zone: ----Name: Setup DNS ServersHosts: allnameserversTasks:-Name: Install BINDYum: name = named state = installed -Name: Setup SlavesHos

Ansible @ an efficient configuration management tool-Ansible configure management-translation (4), ansible-ansibleDo not reprint without written permission Due to the long content in Chapter 3, I will divide it into several parts for translation. Advanced PlaybooksSo far the playbooks that we have looked at are simple and just run a number ofmodules in order.

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

._play_context.remote_user # set no log in the module arguments, if required module_args['_ansible_no_log'] = self._play_context.no_log or C.DEFAULT_NO_TARGET_SYSLOG # set debug in the module arguments, if required module_args['_ansible_debug'] = C.DEFAULT_DEBUG # let module know we are in diff mode module_args['_ansible_diff'] = self._play_context.diff # let module know our verbosity module_args['_ansible_verbosity'] = display.verbosity

Tags: line software deb print replicat remote service section INI endAnsible is an emerging IT automation tool. This article will show you how to configure and manage MySQL master through Ansible, automate the deployment process from the replication environment, and experience the thrill of Ansible simple and fast. Brief introduction: Ansible is a configuration m

current role.The second feature included with Ansible 1.3 is variable default values. If you placea main.yml file in the defaults directory for the role, these variables will be read intothe role; however they can be overridden by variables in the vars/main.yml file, orthe variables that are passed to the role when it is included. This allows you to makepassing variables to the role optional. These files look exactly like other variablefiles. For exa

console remotely, even a laptop.Host requirements for the Ansible management node:1, python2.6 or python2.72. Management node does not support Windows system3. Applicable system including Red Hat,centos,debian,os X, and BSD series systemAnsible host requirements for managed nodes:The managed node needs to install more than python2.4, but if the Python version is lower than python2.5, you will need to insta

only needs to be run on a common server and does not require the client to be installed on the managed server. Because it is SSH-based, the Linux server cannot be separated from SSH, so ansible does not need to add additional support for the configuration work. You can use ansible from the command line, the server running ansible is commonly referred to as "Mana

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

/ansible.cfg ansible Master configuration file/etc/ansible/hosts Controlled Host InventoryManaged Host Inventory Configuration method:Grouping configurationIP configurationDomain ConfigurationWildcard configurationAnsible through SSH to control the remote host, so to configure SSH trust, otherwise you will be prompted to enter the password. 4.ansible Common

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 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 P

. Configuring the Host InventoryAnsible by reading the default host manifest file/etc/ansible/hosts, the file is specified in the/etc/ansible/ansible.cfg file, can be customized host, support IP, domain name, support grouping, convenient for aHosts or a group of identical hosts, and a default all group that represents all the hosts in the inventory.# vi/etc/ansible