Thursday, August 7, 2014

OpenNebula Puppet types and providers

When setting up OpenNebula one has to configure many steps.
Since I do not like manual work and due to the reason that we already had the OpenNebula Puppet module available as OpenSource on GitHub, I started working on OpenNebula types and Providers.

You now can declare your OpenNebula infrastructure in Puppet DSL:

All code can be found on the github project: https://github.com/epost-dev/opennebula-puppet-module

This is a short summary on how to use the OpenNebula Puppet Module and the newly added Types and Providers.
Please note: there is still some functionality missing and the providers do far too much one cli command calls.
All work is based on Ken Barbers initial OpenNebula Puppet Module.

# example usage for opennebula puppet module
#
# 1. Running as OpenNebula Master with Apache and mod_passenger and Sunstone
# using kvm and 802.1q VLAN networking:
#
class { one:
    oned                         => true,
    sunstone_passenger => true,
}
# 2. running opennebula vm wirt side
#
class { one: }
# Usage of opennebula puppet resource types
#
# Declare OpenNebula Virtual Network:
#
onevnet { '<name>':
    ensure                    => present | absent,
# name of the bridge to use
    bridge                    => 'basebr0',
# name of the physical interface on which the bridge wiull run
    phydev                  => 'br0',
    type                       => 'ranged' | 'fixed',
# for ranged networking:
    network_address   => '10.0.2.0',
    network_mask      => '255.255.0.0',
# if you want to restrict network usage by opennebula:
    network_start        => '10.0.2.100',
    network_end         => '10.0.2.240',
    dns_servers           => ['8.8.8.8', '4.4.4.4'],
    gateway                => '10.0.2.1',
# select your network type
    model                    => 'vlan' | 'ebtables' | 'ovswitch' | 'vmware' | 'dummy',
# add vlanid
    vlanid                    => '1550',
}
# Declare OpenNebula Datastores
#
onedatastore { '<name>':
    ensure                 => present | absent,
    type                     => 'images' | 'system' | 'files',
    dm                      => 'filesystem' | 'vmware' | 'iscsi' | 'lvm' | 'vmfs' | 'ceph',
    tm                       => 'shared' | 'ssh' | 'qcow2' | 'iscsi' | 'lvm' | 'vmfs' | 'ceph' | 'dummy',
    disktype              => 'file' | 'block' | 'rdb',
}
# Declare OpenNebula Hosts
#
onehost { '<name>':
    ensure     => present | absent,
    im_mad  => 'kvm' | 'xen' | 'vmware' | 'ec2' | 'ganglia' | 'dummy' | 'custom',
    vm_mad => 'kvm' | 'xen' | 'vmware' | 'ec2' | 'dummy' | 'custom',
    vn_mad  => 'dummy' | 'firewall' | 'vlan' | 'ebtables' | 'ovswitch' | 'vmware' | 'custom',
}
# Declare OpenNebula clusters
#
onecluster { '<name>':
    ensure      => present | absent,
    hosts        => [ 'host1', 'host2',...],
    vnets        => [ 'vnet1', 'vnet2', ...],
    datastores => [ 'ds1', 'ds2', ...],
}
# Declare OpenNebula images
#
oneimage { '<name>':
    ensure        => present | absent,
    datastore    => 'default',
    description => 'Image description',
    type            => 'os' | 'cdrom' | 'datablock' | 'kernel' | 'ramdisk' | 'context',
    persistent   => 'yes' | 'no',
    dev_prefix => 'hd' | 'sd' | 'xvd' | 'vd',
    target         => 'hda' | 'hdb' | 'sda' | 'sdb',
    path           => '/tmp/image_file',
    driver         => 'raw' | 'qcow2' | 'tap:aio' | 'file:',
# non file based images
    source        => '',
    size            => '11200' # 11.2 GB
    fstype        => 'ext3',
}
# Declare OpenNebula templates
#
onetemplate { '<name>':
    ensure                         => present | absent,
    memory                      => '1024',
    cpu                              => '0.2',
    vcpu                            => '4',
    os_kernel                    => '/boot/vmkernel',
    os_initrd                     => '/boot/vminitrd',
    os_arch                       => 'x86_64',
    os_root                        => 'hda1',
    os_kernel_cmd           => 'quiet',
    os_bootloader             => '/sbin/lilo',
    os_boot                       => 'hd' | 'fd' | 'cdrom' | 'network',
    acpi                             => 'yes' | 'no',
    pae                              => 'yes' | 'no',
    pci_bridge                   => '4',
    disks                            => [ 'disk1', 'disk2', ...],
    nics                             => [ 'nic1', 'vnet2', .. ],
    nic_model                   => 'virtio',
    graphics_type              => 'vnc' | 'sdl',
    graphics_listen            => '0.0.0.0',
    graphics_port              => '',
    graphics_password     => 'myvncpass',
    graphics_keymap       => 'de',
    context                        => { 'VAR1' => 'value1', 'var2' => 'value2', ...},
    context_ssh_pubkey  => '$USER[SSH_PUBLIC_KEY]',
    context_network        => 'yes' | 'no',
    context_onegate         => 'yes' | 'no',
    context_files              => [ 'init.sh', 'mycontextaddon.sh'],
    context_variable        => # unused,
    context_placemant_host => # unused,
    context_placement_cluster => # unused,
    context_policy          => # unused,
}
# Declare OpenNebula VM's
#
onevm { '<name>':
    ensure    => present | absent,
    template => 'template_name',
}

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