ansible frontend

Topology:650) this.width=650; "src=" https://s5.51cto.com/wyfs02/M00/8D/6D/wKioL1icKkeBk9nMAADZROqP5lk658.jpg "title=" b.jpg "alt=" Wkiol1ickkebk9nmaadzroqp5lk658.jpg "/>Topology Description: Two servers configured Keepalived+nginx to do the load Balance of the dual master model, with the host name LB1 and LB2 Two servers configure lamp to handle dynamic resource requests with host name LAMP1 and LAMP2 Two servers configured varnish as a static resource cache server with host na

This article source: http://sofar.blog.51cto.com/353572/1579894/ObjectiveA powerful configuration management solution written by Python. Although there are already many alternative configuration management solutions available, they have advantages and disadvantages, and ansible is characterized by its simplicity. One thing that makes Ansible unique in the mainstream configuration management system is that i

Ansible advantages over other automated operations tools (Saltstack, puppet):Ansible is a lightweight framework that enables a variety of functions based on individual modules, which can be developed on demandAgentless no need to install agent, according to the specific situation to establish a machineSupport Playbook ScriptPython language development, do operations are more acceptable languageOther and so

AnsiblePython-based Paramiko development, distributed, no client-side, lightweight, configuration syntax using Ymal and JINJA2Template language, stronger remote command to perform operationsAnsible working mechanismAnsible the Ansible module via the SSH protocol (or Kerberos, LDAP) on the management nodeLine, automatically delete after execution, can use SVN to manage the custom module and orchestrationFive componentsAnsible: CoreModules: Core modules

Deploy containers using atomic hosts, Ansible, and CockpitGuideAn atomic host from an atomic project is a lightweight container operating system that can run Linux containers in Docker format. It is specially tailored to improve efficiency and makes it an ideal choice for the Docker runtime system used in the cloud environment. We are lucky to find a good way to manage the containers running on the host: Cockpit. It is a GNU/Linux Server Remote Manage

Use ansible to compile and install the O M tools tmux and ansibletmux Experimental System: CentOS 6.6 _ x86_64 Prerequisites: Prepare the compiling environment in advance, and disable both firewall and selinux. Software Introduction: tmux is an excellent terminal multiplexing software, similar to GNU Screen, but comes from OpenBSD and adopts BSD authorization. The most intuitive advantage of using it is that after logging on to the remote host throug

Ansible is the core part of the instruction, which is mainly used to execute the AD-HOC (Point-to-point) command, which is a single command. The default is to follow the host and Options section, which is the command module when the module is not specified by default. 2. The module that is used by default can be modified in ansible.cfg. /etc/ansible/ansible.cfgAnsible Common Command parsing:See which m

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, ansible