Application Automation with Habitat

©2016 Chef Software Inc. 1-2

Modern Applications

SourceCodeRepo

Artifact

Bare MetalContainers

AMIVM

Artifact Repo


Immutable Infrastructure


Immutable Infrastructure Applications


Dependencies!


Packaging and Deployment

BuildDeployManage

Starts with a plan

©2016 Chef Software Inc.

Simple, native, and declaritive

pkg_name=redispkg_origin=corepkg_version=3.0.7pkg_license=('BSD')pkg_maintainer="The Habitat Maintainers <[email protected]>"pkg_source=http://download.redis.io/releases/${pkg_name}-${pkg_version}.tar.gzpkg_shasum=b2a791c4ea3bb7268795c45c6321ea5abcc24457178373e6a6e3be6372737f23pkg_bin_dirs=(bin)pkg_build_deps=(core/make core/gcc)pkg_deps=(core/glibc)pkg_svc_run="bin/redis-server $pkg_svc_config_path/redis.config"pkg_expose=(6379)

do_build() { make}

plan.sh

Low abstraction

Complete dependencies

Declare services

Simple functions

Clean room environmentSafe by default

Installs dependences

Built in a studio

Central locationPublicly hosted

Lightweight views

Stored in a depot

Easy patternShortcuts

Increasing specificity

Installed by hab

Binaries and ConfigMetadata

Side-by-side

Packages on disk

DockerACI

Mesosphere

Post-process packages

Run on any 64-bit LinuxEasily support proprietary software

Installs automaticallyKeeps things running

Manages configuration

Supervisor runs services

Print config options12-Factor style

Externally enforced

Environment configuration

More flexible than environmentUniversal location

Externally enforced

File configuration

Supervisors form a ring

Peers

Service Groups

Gossip

Availability increases with

scale

Supervisors support topologies

Dynamic configuration

Service group level

Uses the ring

Supervisors provide update strategies

Topology aware

Tracks views in the depot

Ideal for Continuous

Delivery

Supervisors provide a REST API

External Actors

Health and Status

Supervisor Debugging

Automation travels with the application

Existing & Cloud Native Software

Application Automation

It’s all open source

Apache License

https://www.habitat.sh/community/

Application Automation with Habitat

Technology

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