It provides a command line tool called knife to help you manage your configurations. Before learning about what is chef, we should know what is a configuration management tool. Knife is a cli to create, update, search and delete the entities or manage actions on entities in your infrastructure like node hosts. Some of these steps i culled together from various sites and thought it might be helpful to have them all in one spot.
The knife ssh subcommand is used to invoke ssh commands in parallel on a subset of nodes within an organization, based on the results of a search query. Use the knife bootstrap subcommand to run a bootstrap operation that installs. A resolvable hostname that can be accessed from your machine and nodes. Using the knife ec2 plugin you can manage your amazon ec2 instances with chef. These chef recipes are no longer maintained or supported. Setup a three server haproxyapache2 setup new github. This article talks about using chef and knifeazure plugin to provision windowslinux virtual machines in windows azure. How to install chef server, workstation and chef client on ubuntu. It helps in managing your it infrastructure and applications as code. Using knife ssh to immediately run the chefclient knife ssh role. The company was founded as opscode in 2008 by current chief technology officer adam jacob, jesse robbins, barry steinglass, and nathan haneysmith. Chef knife setup knife is chefas commandline tool to interact with the chef server.
This is a bit overly complicated because of the way we want knife ssh to work with p causing a password prompt for the user, but we have to be conscious that this code gets included in knife bootstrap and knife server create as well. To make changes to the files on the chef server, just download files from the chef. Use the knife ssh subcommand to invoke ssh commands in parallel on a subset of nodes within an organization, based on the results of a search query made to the chef server. Next, we can go ahead and download the chef 12 server software.
Other possible values include a public ip address, a private ip. Common options the following options can be run with all knife subcommands and plugins. Backup and restore your chef server or hosted chefs node, role, data bag, and environment json data. Finally, we move our chef server certificate files into a known location for use later. All the chef configuration files, recipes, cookbooks, templates etc are created and tested on the chef workstation and are uploaded to the chef server, then it distributes these across every possible nodes. Install and configure chef server on centos 7 linux the.
His contributions to the ruby, rails, and chef communities are immense. It gives you a way to automate your infrastructure and processes. Read the modernizing legacy applications for the digital age whitepaper. This plugin gives knife the ability to create, bootstrap, and manage servers on the joyent public cloud as well as cloud providers powered by joyents private cloud product offering for more information on joyent cloudapi, see.
Chef workstation gives you everything you need to get started with chef infra and chef inspec ad hoc remote execution, remote scanning, configuration tasks, cookbook creation tools as well as robust dependency and testing software all in one easytoinstall package. For instance, i run knife and bootstrap a node today, it has chef 11. Improvements include support for windows server 2012 r2 bootstrap, fixes for blocking issues in ssh bootstrap of windows nodes, nested attributes for knife winrm, closer parity with knife ssh commandline options, and improved retry robustness. Automating installations of opscode chef server and chef.
This automation platform consists of a chef workstation, a chef server and chef clients which are the nodes managed by the chef server. Next, we use the chefserverctl command to perform the initial configuration of the chef server and to test our installation. Opscode chef client chef is a system and cloud infrastructure automation framework that makes it easy to deploy servers and applications to any physical, virtual, or cloud location, no matter the size of the infrastructure. In workstation we configure the cli tool knife to upload the cooksbooks created in the workstation. Suppose if we want to update etchosts file on all our machines.
I have been getting started with chef for configuration management and after building a local server or using opscode hosted chef you will need to setup your workstation for knife and create a. How to install chef workstation server node on centos 7. Almost because, in knifessh the changes are pushed from your workstation using the ssh protocol. Chef is based on the pull and has a reason for that to keep the server thin. We are among the premium ruby on rails companies on the us market and our ror development company is the exeperts at ruby, rails, html 5, and css3. I do admit it im a linux sysad with zero windows administration so i thought chef was gonna make it easier for me. It should be done for each workstation where a communication between knife and chef would be made. In push jobs, the changes are pushed to the node by the chef server. It can be used to back up data on the chef infra server, inspect the state of one or more files, or to extract outofprocess changes users may have made to files on the chef infra.
Contribute to edbo knife ec2 development by creating an account on github. Entirely remove a cookbook or cookbook version from the chef infra server. Due to the popularity of git among the chef community, we will use the git setup. Use the knife download subcommand to download roles, cookbooks, environments, nodes, and data bags from the chef infra server to the current working directory.
If you are not using bundler, you can install the gem manually from rubygems. A few quick instructions for spinning up a node on aws using chef and the knife ec2 plugin. Data bag commands would be in the data category by default. If you are not using bundler, you can install the gem manually. Contribute to msystechnologiesllcknife ec2 development by creating an account on github. A quick guide to getting chef and knife setup on your workstation in order to begin managing an environment. Without ezra, we wouldnt have had merb for the original chef server, chefsolo, and maybe not even chef itself. There are multiple kinds of version control system such as svn, cvs, and git. How to perform chef knife ssl check and fetch to verify. The chef effortless infrastructure suite offers visibility into security and compliance status across all infrastructure and makes it easy to detect and correct issues long before they reach production. Chef is based in seattle, with regional offices in berlin, london, and san francisco. The following verifies that the chef servers selfsigned ssl certificate is properly installed on this machine and knife or chefclient command can use it without any issue. Create a user in the node machine with sudo privileges, which can be sshed from our workstation and chef server. The preceding commands download the opscode omnibus installer for the chef server and then execute the package.
Chef will ssh into the box, download and install chef client onto it, and begin converging the node into its desired state. Setting up open source chef server, workstation and. This can be done either login to all the machines through. Getting started with the chef cookbooks for liberty wasdev.
When chef infra client runs, it will bring the node into the expected state and prevent configuration drift. Use the knife download subcommand to download roles, cookbooks, environments, nodes, and data bags from the chef infra server to the current working. The screencast below simply shows how i can do all the tasks listed above via my personal mac os x laptop with a single call to the opscode chef cli tool named knife. Unable to bootstrap chef on windows stack overflow. It seems to me that since knife bootstrap uses password or keybased ssh, and since i can reach a command line on the node by simply running ssh mynode. Chef infra client is an agent that runs locally on every node that is under management by chef infra. Installing chef and ruby i followed the steps in this link. This plugin gives knife the ability to create, bootstrap, and manage ec2 instances.
A nonroot user account with sudo privilege set up on your server. This cookbook provides secure sshclient and sshserver configurations. Plugin for chefs knife tool for working with windows nodes chefknifewindows. Chef is an opensource systems management and cloud infrastructure automation framework created by opscode. In the next following sections i will walk you through using chef to deploy a mysql galera cluster on ec2 and then monitor and manage it. The first step is to sign up for a hosted chef account on the opscode site. The knife azure is a knife plugin which helps you automate virtual machine provisioning in windows azure and bootstrapping it. Spinup and bootstrap a node on aws devops home lab. Download chef dk from opscode site mkdir homelearnerdownloads cd homelearnerdownloads. Railsware is a leading ruby on rails company which provides contracting and consulting services around the world. Why knife needs those elements follows from the above. The knife ssh subcommand is used to invoke ssh commands in parallel on a.
How to set up a chef 12 configuration management system on. Using that password, it can proceed to actually connect to the instance and provision it with chef. Enabling the coded enterprise through infrastructure. One uses it for uploading cookbooks and managing other aspects of chef. An opscode chef knife plugin to manage chef servers. Contribute to chefknifeec2 development by creating an account on github. Use this action carefully because only one copy of any single file is stored on the chef infra server. Bootstrap a new chef server on amazons ec2, linode or a standalone server. Install chef client and connect to opscode platform. A configuration management tool is a software which configure systems programatically using some predefined set of configurations. Using version control system is a fundamental part of infrastructure automation.
515 957 829 645 693 1112 830 417 673 41 1004 319 426 866 546 1383 637 506 868 774 1274 906 210 407 1076 801 901 826 1194 1223 1088 137 931 1108 1126 430 601 9 1334 660 629 1435 881