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More notes on chef for configuration management

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katmutua
2015-10-06 13:24:53 +03:00
committed by Ian Cordasco
parent c39415e082
commit 699255b72a
1 changed files with 15 additions and 5 deletions
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@@ -231,6 +231,7 @@ To run the playbook:
The Ansible playbook will ping all of the servers in the :file:`hosts.yml` file. The Ansible playbook will ping all of the servers in the :file:`hosts.yml` file.
You can also select groups of servers using Ansible. For more information You can also select groups of servers using Ansible. For more information
about Ansible, read the `Ansible Docs <http://docs.ansible.com/>`_. about Ansible, read the `Ansible Docs <http://docs.ansible.com/>`_.
`An Ansible tutorial <https://serversforhackers.com/an-ansible-tutorial/>`_ is also a `An Ansible tutorial <https://serversforhackers.com/an-ansible-tutorial/>`_ is also a
great and detailed introduction to getting started with Ansible. great and detailed introduction to getting started with Ansible.
@@ -239,19 +240,28 @@ Chef
---- ----
`Chef <https://www.chef.io/chef/>`_ is a systems and cloud infrastructure automation `Chef <https://www.chef.io/chef/>`_ is a systems and cloud infrastructure automation
framework that makes it easy to deploy servers and applications to any physical, framework that makes it easy to deploy servers and applications to any physical,
virtual, or cloud location. Chef works by using custom recipes which can simply be defined virtual, or cloud location. In case this is your choice for configuration management,
as configuration elements which implement your polices. you will primarily use Ruby to write your infrastructure code.
These custom recipes are usually stored in your Chef server.
Chef clients run on every server that is part of your infrastructure and these regularly Chef clients run on every server that is part of your infrastructure and these regularly
check with your Chef server to ensure your system is always aligned and represents the check with your Chef server to ensure your system is always aligned and represents the
desired state. Since each individual server has its own distinct Chef client, each server desired state. Since each individual server has its own distinct Chef client, each server
configures itself and this distributed approach makes Chef a scalable automation platform. configures itself and this distributed approach makes Chef a scalable automation platform.
Chef works by using custom recipes (configuration elements), implemented in cookbooks. Cookbooks, which are basically
packages for infrastructure choices, are usually stored in your Chef server.
Read the `Digital Ocean tutorial series <https://www.digitalocean.com/community/tutorials/how-to-install-a-chef-server-workstation-and-client-on-ubuntu-vps-instances>`_ on chef to learn how to create a simple Chef Server.
To create a simple cookbook the `knife <https://docs.chef.io/knife.html>`_ command is used:
.. code-block:: console
knife cookbook create cookbook_name
`Getting started with Chef <http://gettingstartedwithchef.com/first-steps-with-chef.html>`_ `Getting started with Chef <http://gettingstartedwithchef.com/first-steps-with-chef.html>`_
is a good starting point for Chef Beginners and many community maintained cookbooks that can is a good starting point for Chef Beginners and many community maintained cookbooks that can
serve as a good reference or tweaked to server your infrustructure connfiguration needs can be serve as a good reference or tweaked to serve your infrustructure configuration needs can be
found at the `Chef Supermarket <https://supermarket.chef.io/cookbooks>`_. found on the `Chef Supermarket <https://supermarket.chef.io/cookbooks>`_.
Puppet Puppet