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Use OpenStack as a Vagrant Provider

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Julien Vey Numergy @julienvey Guillaume Giamarchi Numergy @ggiamarchi

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Vagrant : Development environments made easy

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Repeatable Build and destroy environments in a second Configurable Describe all the steps to build an environment in a single file Easy to use Simple command line client to manage environments

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STEP 1 Describe your environment

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Vagrant.configure('2') do |config| config.vm.box = 'base' config.vm.provision 'shell', inline: 'apt-get install -y git' end Vagrantfile

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STEP 2 Start it!

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$ vagrant up

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That’s all you need to get started

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Vagrant manages Virtual Instances

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not created active shutdown suspended up suspend halt up up resume destroy But also… $ vagrant ssh $ vagrant status $ vagrant provision

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Vagrant uses Providers (default is VirtualBox)

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Built-in Providers

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VirtualBox VMWare (charged) Docker Hyper-V

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$ vagrant up VirtualBox VM on your local machine

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$ vagrant up 1 x 1 x VirtualBox VM on your local machine

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$ vagrant up VirtualBox VM on your local machine n x n x

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Local resources are LIMITED

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We need More resources

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Cloud resources are (virtually) UNLIMITED

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Vagrant works with Plugins

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Some plugins… Provision vagrant-berkshelf, vagrant-puppet-install, vagrant-fabric… Local Domain Resolution vagrant-dns, vagrant-hostmanager… Testing vagrant-cucumber, vagrant-serverspec…

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Custom Providers

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vagrant-aws vagrant-azure vagrant-digitalocean vagrant-kvm vagrant-lxc … and many more

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Vagrant OpenStack Provider github.com/ggiamarchi/vagrant-openstack-provider

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Why an OpenStack provider ?

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Scale As many instances as your quotas allow Share Created instances can be shared with team members

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Vagrant OpenStack Provider Quick Start

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Vagrant.configure('2') do |config| config.ssh.username = 'stack' config.vm.provider :openstack do |os| os.openstack_auth_url = 'http://keystone-server.net/v2.0/tokens' os.username = 'openstackUser' os.password = 'openstackPassword' os.tenant_name = 'myTenant' os.flavor = 'm1.small' os.image = 'ubuntu' os.floating_ip_pool = 'publicNetwork' end end

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$ vagrant up --provider=openstack

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Keystone Authenticate & Resolve Catalog Resolve Image Resolve Flavor Resolve Floating IP Create Instance Assign Floating IP Nova

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some features will require other openstack services

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Supported features up/halt suspend/resume ssh reload provision

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Specific features SSH key generation Floating IPs Networks Volumes Custom commands

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SSH Key generation

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SSH Key Generation How it works $ vagrant up generate ssh keypair upload public key to nova launch instance with generated keypair store private key locally

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SSH Key Generation How it works $ vagrant ssh use private key generated previously

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SSH Key Generation How it works Keys are generated in .vagrant/machines//openstack/ With name vagrant-generated- Easy to debug ssh connection with ssh -i .vagrant/… user@machine

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SSH key configuration is no longer needed

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Floating IP allocation

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Floating IP allocation Directly assign already allocated floating IP config.vm.provider :openstack do |os| os.floating_ip = '80.81.82.83' end

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Floating IP allocation Use available IP from a pool or allocate a new one config.vm.provider :openstack do |os| os.floating_ip_pool = 'PublicNetwork' end

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Assign Networks

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Assign networks Attach networks by name, by id,with fixed IP address… config.vm.provider :openstack do |os| os.networks = [ 'net-name-01', '287132f0-57e6-4c31-a1ee-4823e9786ff2', { name: 'net-name-03', address: '192.168.22.43' } ] end

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Attach Volumes

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Attach Volumes Attach volumes by name, by id, with device… config.vm.provider :openstack do |os| os.volumes = [ '619e027c-f4a9-493d-8c15-c89de81cb949', 'vol-name-02', { id: '410096ff-ef71-4ca4-8006-e5bd9e99239a', device: '/dev/vdc' }, { name: 'vol-name-04', device: '/dev/vde' } ] end

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Boot from Volume

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Boot from Volume config.vm.provider :openstack do |os| os.volume_boot = '619e027c-f4a9-493d-8c15-c89de81cb949' end

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Custom Commands

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Custom commands OpenStack specific commands in vagrant $ vagrant openstack Usage: vagrant openstack command Available subcommands: image-list List available images flavor-list List available flavors network-list List private networks in project floatingip-list List floating IP and floating IP pools volume-list List existing volumes

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Custom commands OpenStack specific commands in vagrant $ vagrant openstack image-list +--------------------------------------+---------------------+ | Id | Name | +--------------------------------------+---------------------+ | 594f1287-9de3-4f3e-b82a-6ad223943ab2 | ubuntu-12.04_x86_64 | | 3e5aca4a-bf12-4721-87df-7bc8fd1fc36c | debian7_x86_64 | | 3e561121-d8d0-4328-b319-7076bfb3b18a | ubuntu-14.04_x86_64 | | 5c576643-7ea3-49db-b1c0-9b245d955ee0 | rhel65_x86_64 | | d3145dd5-654a-4936-b421-9333f02ae66c | centos6_x86_64 | +--------------------------------------+---------------------+

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Custom commands OpenStack specific commands in vagrant $ vagrant openstack network-list +--------------------------------------+---------+ | Id | Name | +--------------------------------------+---------+ | 8d5d2ee2-45e8-477c-983b-aabd4741b8bf | privnet | | a225de34-ed21-cca2-5692-8d5d2ee2ea43 | pubnet | +--------------------------------------+---------+

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Demo Multi machines

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MongoExpress Web Interface Nova Instance mongofront MongoDB Database Mongo Data Nova Instance mongoback Cinder Volume

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another feature we want to provide…

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vagrant up OpenStack Cloud Machine A Machine B vagrant destroy Vagrant Instance

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Introducing vagrant-take-away github.com/ggiamarchi/vagrant-take-away

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vagrant up … vagrant take-away push OpenStack Cloud Storage system (Swift, S3, Dropbox…) Machine A Machine B vagrant take-away pull … vagrant destroy Vagrant Instance record

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Team work Allow team members to manage a single environment Remote work Manage the same environment from different work places

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Roadmap

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Improve private instances usage Allow to configure multiples instances through a single public IP Upload images in glance Configure image url or local path in the Vagrantfile Snapshots Manage snapshots (volumes and instances)

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Want to help ? Contribute !

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You are a Cloud Provider ? Test the provider on your OpenStack Report issues Ask for features

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You are a Developer ? Test the provider Report issues Ask for features

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You are a Developer ? Contribute Code Look for issues (We label all easy issues ‘quickwin’) Review pull requests

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Everything is on Github github.com/ggiamarchi/vagrant-openstack-provider

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Thank you! Questions ?