August 2017
Intermediate to advanced
332 pages
9h 16m
English
Content preview from Continuous Delivery with Docker and Jenkins
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Overview of configuration management tools
The most popular configuration management tools are Ansible, Puppet, and Chef. Each of them is a good choice; they are all open source products with free basic versions and paid enterprise editions. The most important differences between them are:
- Configuration Language: Chef uses Ruby, Puppet uses its own DSL (based on Ruby), and Ansible uses YAML.
- Agent-based: Puppet and Chef use agents for communication, which means that each managed server needs to have a special tool installed. Ansible, on the contrary, is agentless and uses the standard SSH protocol for communication.
The agentless feature is a significant advantage because it implies no need to install anything on servers. What's more, Ansible ...
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