![]() ![]() The first one targets all hosts and applies the common role to all of the hosts. ![]() If you’re not familiar with terms like playbooks and plays, you should review Working with playbooks. Rolling upgrades of the web application stack. This example uses a lot of Ansible features: roles, templates,Īnd group variables, and it also comes with an orchestration playbook that can do zero-downtime This document describes in detail how to achieve this goal, using one of Ansible’s most complete example To achieve this, you need tools to be able to quickly apply those updates in a zero-downtime way. Some Ansible users are deploying updates to their end users on an hourly or even more frequent basis – sometimes every time Gets better at the process of responding to change. The idea is that by updating more often, you do not have to wait for a specific timed period, and your organization Controlling how Ansible behaves: precedence rulesĬontinuous delivery (CD) means frequently delivering updates to your software application.Virtualization and Containerization Guides.Controlling playbook execution: strategies and more.Executing playbooks for troubleshooting.Validating tasks: check mode and diff mode.Discovering variables: facts and magic variables.Working with language-specific version managers.Controlling where tasks run: delegation and local actions. ![]() Understanding privilege escalation: become.Playbook Example: Continuous Delivery and Rolling Upgrades. ![]()
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