Introducing Solum: Application Development in OpenStack

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Project SOLUM FROM CODE TO MANAGED APP Natively for OpenStack

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Julien Vey @julienvey Pierre Padrixe @undefd !

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Solum: Your application deployed on an OpenStack cloud

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What is OpenStack ? !

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Open source software for building private and public clouds ! !

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Standard Hardware OpenStack shared services

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Standard Hardware OpenStack shared services

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Standard Hardware Identity: Keystone OpenStack shared services

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Standard Hardware Image: Glance Identity: Keystone OpenStack shared services

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Standard Hardware Image: Glance Orchestration: Heat Identity: Keystone OpenStack shared services

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Standard Hardware Image: Glance Orchestration: Heat Telemetry: Ceilometer Identity: Keystone OpenStack shared services

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Standard Hardware Networking ! ! Storage ! ! Compute ! ! Image: Glance Orchestration: Heat Telemetry: Ceilometer Identity: Keystone OpenStack shared services

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Standard Hardware Networking ! ! Storage ! ! Compute ! ! Image: Glance Orchestration: Heat Telemetry: Ceilometer Identity: Keystone OpenStack shared services Nova

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Standard Hardware Networking ! ! Storage ! ! Compute ! ! Image: Glance Orchestration: Heat Telemetry: Ceilometer Identity: Keystone OpenStack shared services Neutron Nova

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Standard Hardware Networking ! ! Storage ! ! Compute ! ! Block: Cinder Image: Glance Orchestration: Heat Telemetry: Ceilometer Identity: Keystone OpenStack shared services Neutron Nova

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Standard Hardware Networking ! ! Storage ! ! Compute ! ! Block: Cinder Object: Swift Image: Glance Orchestration: Heat Telemetry: Ceilometer Identity: Keystone OpenStack shared services Neutron Nova

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Standard Hardware Networking ! ! Storage ! ! Compute ! ! Dashboard APIs Block: Cinder Object: Swift Image: Glance Orchestration: Heat Telemetry: Ceilometer Identity: Keystone OpenStack shared services Neutron Nova

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Standard Hardware Networking ! ! Storage ! ! Compute ! ! Dashboard APIs Your Applications Block: Cinder Object: Swift Image: Glance Orchestration: Heat Telemetry: Ceilometer Identity: Keystone OpenStack shared services Neutron Nova

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What is Solum ? !

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Convert code into a managed application running on an OpenStack cloud at the push of a button.

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One essential component is…

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« Works on my machine » We all said it once

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The Matrix from hell My Machine Your Machine QA Staging Prod Web App ? ? ? ? ? Back Ofﬁce ? ? ? ? ? Queue ? ? ? ? ? Workers ? ? ? ? ? DB ? ? ? ? ?

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The Matrix from hell ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?

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The shipping container

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Why it works for Industry

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Standard size everything can be built to manipulate containers ! Focus on real work Shipping companies only care about shipping container

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The Matrix from hell

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The Matrix from hell My Machine Your Machine QA Staging Prod Web App Back Ofﬁce Queue Workers DB

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Containers vs VMs

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Bare Metal OS Hypervisor OS Guest Application VM OS Guest Application VM

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Bare Metal OS Hypervisor OS Guest Application VM OS Guest Application VM Bare Metal OS D o c k e r Application Container Application Container

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Why Containers ?

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Lightweight ! Fast spawn ! Performance ! Isolated

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Docker internals

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Linux Kernel

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Linux Kernel Layer FS (DeviceMapper, AUFS)

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Linux Kernel Layer FS (DeviceMapper, AUFS) CGROUPS Namespaces

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Linux Kernel Layer FS (DeviceMapper, AUFS) CGROUPS Namespaces Container Technology (LXC, LibContainer…)

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Linux Kernel Layer FS (DeviceMapper, AUFS) CGROUPS Namespaces Container Technology (LXC, LibContainer…) Docker

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How Docker integrates with OpenStack ?

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Nova (Compute)

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Nova VM VM VM Container Container Container Container Container Container Container

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Heat (Orchestration)

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heat_template_version: 2013-05-23! ! description: Single compute instance running cirros in a Docker container.! ! resources:! my_instance:! type: OS::Nova::Server! properties:! key_name: julien_key! image: ubuntu-precise! flavor: m1.large! user_data: #include https://get.docker.io! my_docker_container:! type: DockerInc::Docker::Container! docker_endpoint: { get_attr: [my_instance, first_address] }! image: cirros HOT File (Heat Orchestration Template)

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Glance (Image storage)

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FROM ubuntu! …! RUN…! …! CMD…! ! Dockerﬁle

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FROM ubuntu! …! RUN…! …! CMD…! ! Dockerﬁle docker build Container

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Docker registry FROM ubuntu! …! RUN…! …! CMD…! ! Dockerﬁle docker build Container docker push

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Docker registry Glance Images FROM ubuntu! …! RUN…! …! CMD…! ! Dockerﬁle docker build Container docker push

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Back to Solum

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Standard Hardware OpenStack shared Services Networking Storage Compute Dashboard APIs Your Applications

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Standard Hardware OpenStack shared Services Networking Storage Compute Dashboard APIs Your Applications

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Standard Hardware OpenStack shared Services Networking Storage Compute Dashboard APIs Solum Your Application’s code

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Solum goes from source code to a running and managed application

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Application’s source code Running application What is the usual workﬂow ?

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build

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build package

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build package distribute

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build package distribute Application Universe

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build package distribute provision Application Universe

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build package distribute provision conﬁgure Application Universe

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build package distribute provision conﬁgure deploy Application Universe

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build package distribute provision conﬁgure deploy scale Application Universe

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build package distribute provision conﬁgure deploy scale Application Universe Operational Universe

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Solum aims to streamline this process

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Git repo

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Git repo Build service

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Git repo Build service Docker registry

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Git repo Build service Docker registry Glance Images

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Git repo Build service Model interpreter Docker registry Glance Images Solum

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Git repo Build service Model interpreter Docker registry Glance Images Heat Orchestration Solum

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Git repo Build service Model interpreter Docker registry Glance Images Heat Orchestration Nova nova-docker Nova KVM Heat resources Solum

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Git repo Build service Model interpreter Docker registry Glance Images Heat Orchestration Nova nova-docker Nova KVM Heat resources Solum