Nchef configuration management pdf

Chef infra client is installed on each node that is managed with chef infra. Moreover, they have to be consistent across the development, the qa and the production stages, and. All about a configuration management tool called chef. Getting started with configuration management usenix. Apr 07, 2014 chef has become one of the widely used tools for configuration management. Without configuration management, it would be possible to install the wrong. Iso 9000 update configuration management and iso 9001. A guide to configuration management and automation download tags. Learn more about product versions, capabilities, user resources and what chef can offer an enterprise.

A single software configuration management team for the whole organization a separate configuration management team for each project software configuration management distributed among the project members mixture of all of the above. Chef is a declarative configuration management and automation platform used to translate infrastructure into code. Chef is a configuration management technology developed by opscode to manage infrastructure. Ansible provides app deployment, configuration management and orchestration. Chef product portfolio offers enterprises continuous automation across traditional and cloud native architectures seattle, wa october 11, 2017 chef announced today that forrester research has positioned its key products, chef and chef automate, in the leaders category in the forrester wave. A cmdb is a repository that holds a collection of it assets, known as configuration items ci, allowing it organizations to manage. Software configuration management encompasses the disciplines and techniques of initiating, evaluating and controlling change to software products during and after the software engineering process. Chef automate how you build, deploy, and manage your infrastructure. Cmdb resources on the use of configuration management databases cmdb. Chef infra client is an agent that runs locally on every node that is under management by chef infra.

The chefclient gets process configuration data from the client. Configuration management tfls digital sites and services rely on multiple software and infrastructure components. This is the 1st chapter of our chef self paced video training. Software configuration management is the process whose objective is the identification of the configuration of software at discrete points in time and the systematic control of changes to the identified configuration for the purpose of maintaining software integrity and traceability throughout the software life cycle. Pdf how is configuration management in aircraft industry. Configuration management with chefsolo will take you through the workflow of managing one or more servers. Chef is a fully functional configuration management tool. Chef configuration management resources about the use of chef.

The primary update to the r2 version of configuration manager is the updated support for managing mobile devices when integrated with windows intune, but many additional features were added as well. Leveraging the chef system allows you to easily recreate your environments in a predictable manner by automating the entire system configuration. Chef has become one of the widely used tools for configuration management. By taking an application first approach, chef enables companies to quickly capture everything the application depends on to run, and package it as an artifact that can be deployed anywhere. When chef infra client runs, it will bring the node into the expected state and prevent configuration drift. If youre looking for a free download links of learning chef. Chef infra client configures the node locally by performing the tasks specified in the runlist. Getting started with configuration sysadmin management. Examples of automated configuration control systems include products such as cfengine, bcfg2, puppet, and chef. There are many configuration management tools to configure applications across environments and one of them is chef. Chef is a configuration management technology developed by opscode to manage infrastructure on physical or virtual machines.

Solving configuration management obstacles with chef. Top 25 chef configuration management interview questions. It includes many sample recipes to start with, and gradually you will take a look at the different interaction points and will also learn how chef solo helps minimize your efforts to build and manage different machines. Sep 09, 2016 what chef configuration management can do for your it systems chef configuration management tools possess a huge community of users. What is chef configuration management tool etutorials world. Chef is a configuration management tool for information technology it professionals, like you. Get a handson introduction to the chef, the configuration management tool for solving operations issues in enterprises large and small. Chef configuration management resources about the use ofchef. Configuration management condensed gsam handbook 94 february 2003 1. Chef is used to streamline the task of configuring and maintaining a companys servers, and can integrate with cloudbased platforms such as internap. The primary audience for the configuration management procedure includes all epa personnel in roles that are directly responsible for the configuration, management, o versight, and successful day to day operations of epa enterprise hardware, software and applicable documentation. Apart from chef, tools supporting cloud environments are puppet, ansible, salt. Chef is a configuration management tool used to handle the hardest part of infrastructure, easing the deployment of servers and applications to any infrastructure. The iso perspective on cm in the guideline document, iso 90003.

Hi folks, just wanted to do a quick post to announce my book on the latest system center configuration manager cm that i wrote last year with my excoworker from microsoft, chuluunsuren damdinsuren aka chuka pfe. An introduction to configuration management digitalocean. Chef components standardize configuration management. Feb 04, 2017 hi folks, just wanted to do a quick post to announce my book on the latest system center configuration manager cm that i wrote last year with my excoworker from microsoft, chuluunsuren damdinsuren aka chuka pfe. Chef received some of its highest marks in the strategy category around product, market approach and delivery model. Answer a resource represents a piece of infrastructure and its desired state, such as a package that should be installed, a service that should be running, or a file that should be generated. It includes many sample recipes to start with, and gradually you will take a look at the different interaction points and will also learn how chefsolo helps minimize your efforts to build and manage different machines. The only way to turn configuration management into a competitive advantage instead of disruptive churn is to keep environments consistent. Software configuration management can be administered in several ways. Configuration management is all about trying to ensure that the files and software you are expecting to be on a machine are present, configured. Well also cover what chef is, and why you need it as well.

With the advent of cm configuration management systems, devs and ops are now all just people who work with code. This tutorial provides a basic understanding of the infrastructure and. Top 25 chef configuration management interview questions and. Chef named a leader in configuration management software. Identify the configuration of the product at various points on time. Maintain the integrity and traceability of the configuration throughout the product life cycle. Configuration management controls the interrelationships and dependencies between these. Answer a recipe is a collection of resources that describes a particular configuration or policy. A cmdb is a repository that holds a collection of it. A guide to configuration management and automation pdf, epub, docx and torrent then this site is not for you.

In a nutshell, server configuration management also popularly referred to as it automation is a solution for turning your infrastructure administration into a codebase, describing all processes necessary for deploying a server in a set of provisioning scripts that can be versioned and easily reused. Because there are a wide variety of definitions for the term configuration management, lets take a moment to explain what configuration management means in the context of this book and why you need a configuration management tool. The chef infra server acts as a hub for configuration data. Chef automate enables continuous automation across the development, operations, and information security and compliance teams. This framework executes on the minions, allowing effortless, simultaneous configuration of tens of thousands of hosts, by rendering language specific state files. It uses a pureruby, domainspecific language dsl for writing system configuration recipes. Salt contains a robust and flexible configuration management framework, which is built on the remote execution core.

Automation and configuration management using chef on aix ibm. Systematically control changes to the configuration. Software configuration management an overview sciencedirect. He hosts the getting started with configuration management bof at lisa and has been active in the bcfg2 development community since its early stages. The objective is that after each provisioning run the system reaches or keeps the desired state, even if you run it multiple times. Configuration management self assessment checklist introduction. Chef accomplishes this by describing your infrastructure as code. Integrating configuration management with modeldriven cloud. Jun 29, 2016 chef is a powerful configuration management system that can be used to programmatically control your infrastructure environment. Configuration management doesnt sound sexy, but its the single most important thing we do as sysadmins at 37signals.

Oct 11, 2017 chefs placement as a leader in the configuration management software wave follows its position as a strong performer in the forrester wave. Answer a recipe is a collection of resources that describes read more. Forresters research uncovered a market in which puppet enterprise, chef automate, open. Chef is reinventing the way organizations build, deploy, secure and manage applications. This is the software configuration management guidebook which describes software configuration management in a way that is compatible with practices in industry and at nasa centers. A ci is an aggregation of hardware, software or both that is designated as a unit for configuration management, and treated as a single entity in the configuration management process. However, the maintenance and scaling processpart of such apps can be quite challenging sometimes. Building large scale applications is a very rewarding thing. As managed environments grow, manual configuration and deployment practices can result in operational expenses growing at an alarming rate.

Chef is an automation tool that provides a way to define infrastructure as code. In this training you will learn how to automate your infrastructure with chef. Chef is a company and the name of a configuration management tool written in ruby and erlang. Without configuration management, it would be possible to install the wrong versions of software onto the infrastructure, which could result in interruptions or disruptions to our online services. But automation can still fall apart if separate teams use separate tools and separate processes. In recent years, several devops tools like chef, puppet, ansible or.

Chef infra automates infrastructure configuration, ensuring every system is configured correctly and consistently. Devops write code, herd servers, build apps, scale systems, analyze outages, and fix bugs. One of the functions of systems management is configuration management. Aws opsworks is an application management service that makes it easy for devops to model and manage the entire application from load balancers to databases. In this blog, i will explain what is chef, configuration management and how chef achieves configuration management with a usecase.

When you reach the end of this article, youre going to set the article down, download a tool, and install it. These components work on companyowned servers or private and public clouds. What chef configuration management can do for your it systems chef configuration management tools possess a huge community of users. On the workstation, an administrator creates configurations called cooking in chef jargon via the knife commandline interface or the chef web. A study of configuration management systems diva portal. Need job support via screen share and support live while working. Its about documenting an entire infrastructure setup in a single code base, rather than a set of disparate files, scripts and commands. Configuration management software for infrastructure automation, q4 2017. Dec 18, 2019 chef is a declarative configuration management and automation platform used to translate infrastructure into code.

Configuration management and chef learning chef book. Apply to systems administrator, configuration manager, architect and more. How is configuration management in aircraft industry. Chef is a tool used to manage server configuration with automation a library for configuration management a configuration management system a system integration platform an api for your entire infr. Microsoft system center configuration manager cookbook. The purpose of this configuration management cm self assessment checklist is to ensure that the organization correctly understands the cm requirements levied by customer andor described in scmh configuration management guidelines and is implementing them in an appropriate. With chef infra, infrastructure is defined as code, ensuring that configuration policy is. Collects information about the host system ohai chef dk for local development. Oasis topology and orchestration specification for cloud applications and chef, a popular configuration management tool. Software configuration management is a key software development process, and is essential for doing software assurance.

Pythonbased ansible is a free and opensource server configuration and management platform that enables multinode software deployment and ad hoc task execution. Configuration management tools take time to set up and maintain, but using one is well worth the effort. Ultimately, configuration as code makes your infrastructure. Chef chef server chef zero learning chef learning chef. This methodology enables organizations or individuals to generate a process with better testing, efficient and predictable deployments, centralized versioning, and reproducible environments across all your servers. Configuration management tools keep track of the state of resources in order to avoid repeating tasks that were executed before. A chefclient is installed on every node that is under management by chef. Answera resource represents a piece of infrastructure and its desired state, such as a package that should be installed, a service that should be running, or a file that should be generated. Configuration management with chef solo will take you through the workflow of managing one or more servers. April 2011 getting started with configuration management 15 where to start okay, youre convinced. Chef is a tool used for configuration management and is closely competing with puppet. The applications and the operating system can each have different, possible configurations to fit the environment they are deployed in. Puppet, a configuration management tool chemistry it. Chef automate leverages chef, habitat, and inspec to create a pipeline that can cross both internal and external boundaries, standardizing environments and processes locally within the data center and up.

Continuous delivery and release automation, on august 30, 2017. Configuration management introducing chef cloud academy. Chefsolo is an open source version of the chefclient that allows you to use cookbooks with nodes, without requiring access to a chef server. Pdf the control system of big research facilities like synchrotron involves a lot of work to. If a package was already installed, the tool wont try to install it again. This guide defines and explains what software configuration management is, provides guidelines on how to do it, and defines in detail what a software configuration management plan should contain. When you treat infrastructure as code, your configuration is. Only nine months after the release of system center 2012 configuration manager sp 1, system center 2012 r2 configuration manager was released. Software configuration management is an umbrella activity. The chefclient performs all of the configuration tasks that are specified by the runlist. The basic chef components for configuration management comprise a chef server, a chef workstation and the managed nodes. Chef is a configuration management tool written in ruby and erlang.

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