177 lines
6.1 KiB
Puppet
177 lines
6.1 KiB
Puppet
#
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# Define: cinder::backend::iscsi
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#
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# === Parameters:
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#
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# [*target_ip_address*]
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# (Optional) The IP address that the iSCSI daemon is listening on.
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# Defaults to $facts['os_service_default'].
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#
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# [*volume_backend_name*]
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# (Optional) Allows for the volume_backend_name to be separate of $name.
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# Defaults to: $name
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#
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# [*backend_availability_zone*]
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# (Optional) Availability zone for this volume backend.
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# If not set, the storage_availability_zone option value
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# is used as the default for all backends.
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# Defaults to $facts['os_service_default'].
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#
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# [*image_volume_cache_enabled*]
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# (Optional) Enable Cinder's image cache function for this backend.
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# Defaults to $facts['os_service_default'],
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#
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# [*image_volume_cache_max_size_gb*]
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# (Optional) Max size of the image volume cache for this backend in GB.
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# Defaults to $facts['os_service_default'],
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#
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# [*image_volume_cache_max_count*]
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# (Optional) Max number of entries allowed in the image volume cache.
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# Defaults to $facts['os_service_default'],
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#
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# [*reserved_percentage*]
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# (Optional) The percentage of backend capacity is reserved.
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# Defaults to $facts['os_service_default'].
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#
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# [*max_over_subscription_ratio*]
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# (Optional) Representation of the over subscription ratio when thin
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# provisionig is involved.
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# Defaults to $facts['os_service_default'].
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#
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# [*volume_driver*]
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# (Optional) Driver to use for volume creation
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# Defaults to 'cinder.volume.drivers.lvm.LVMVolumeDriver'.
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#
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# [*volume_group*]
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# (Optional) Name for the VG that will contain exported volumes
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# Defaults to $facts['os_service_default']
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#
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# [*volumes_dir*]
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# (Optional) Volume configuration file storage directory
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# Defaults to '/var/lib/cinder/volumes'.
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#
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# [*target_helper*]
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# (Optional) iSCSI target user-land tool to use.
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# Defaults to $::cinder::params::target_helper.
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#
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# [*target_protocol*]
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# (Optional) Protocol to use as iSCSI driver
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# Defaults to $facts['os_service_default'].
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#
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# [*manage_volume_type*]
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# (Optional) Whether or not manage Cinder Volume type.
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# If set to true, a Cinder Volume type will be created
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# with volume_backend_name=$volume_backend_name key/value.
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# Defaults to false.
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#
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# [*extra_options*]
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# (Optional) Hash of extra options to pass to the backend stanza
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# Defaults to: {}
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# Example :
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# { 'iscsi_backend/param1' => { 'value' => value1 } }
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#
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define cinder::backend::iscsi (
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$target_ip_address = $facts['os_service_default'],
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$volume_backend_name = $name,
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$backend_availability_zone = $facts['os_service_default'],
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$image_volume_cache_enabled = $facts['os_service_default'],
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$image_volume_cache_max_size_gb = $facts['os_service_default'],
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$image_volume_cache_max_count = $facts['os_service_default'],
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$reserved_percentage = $facts['os_service_default'],
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$max_over_subscription_ratio = $facts['os_service_default'],
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$volume_driver = 'cinder.volume.drivers.lvm.LVMVolumeDriver',
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$volume_group = $facts['os_service_default'],
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$volumes_dir = '/var/lib/cinder/volumes',
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$target_helper = undef,
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$target_protocol = $facts['os_service_default'],
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Boolean $manage_volume_type = false,
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Hash $extra_options = {},
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) {
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include cinder::deps
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include cinder::params
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$target_helper_real = $target_helper ? {
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undef => $::cinder::params::target_helper,
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default => $target_helper,
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}
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# NOTE(mnaser): Cinder requires /usr/sbin/thin_check to create volumes which
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# does not get installed with Cinder (see LP#1615134).
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if $facts['os']['family'] == 'Debian' {
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ensure_packages( 'thin-provisioning-tools', {
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ensure => present,
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tag => 'cinder-support-package',
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})
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}
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cinder_config {
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"${name}/volume_backend_name": value => $volume_backend_name;
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"${name}/backend_availability_zone": value => $backend_availability_zone;
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"${name}/image_volume_cache_enabled": value => $image_volume_cache_enabled;
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"${name}/image_volume_cache_max_size_gb": value => $image_volume_cache_max_size_gb;
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"${name}/image_volume_cache_max_count": value => $image_volume_cache_max_count;
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"${name}/reserved_percentage": value => $reserved_percentage;
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"${name}/max_over_subscription_ratio": value => $max_over_subscription_ratio;
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"${name}/volume_driver": value => $volume_driver;
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"${name}/target_ip_address": value => $target_ip_address;
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"${name}/target_helper": value => $target_helper_real;
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"${name}/volume_group": value => $volume_group;
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"${name}/volumes_dir": value => $volumes_dir;
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"${name}/target_protocol": value => $target_protocol;
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}
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if $manage_volume_type {
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cinder_type { $volume_backend_name:
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ensure => present,
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properties => ["volume_backend_name=${volume_backend_name}"],
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}
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}
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create_resources('cinder_config', $extra_options)
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case $target_helper_real {
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'tgtadm': {
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ensure_packages('tgt', {
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'ensure' => present,
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'name' => $::cinder::params::tgt_package_name,
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'tag' => 'cinder-support-package',
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})
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ensure_resource('file_line', "cinder include ${volumes_dir}", {
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'path' => '/etc/tgt/targets.conf',
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'line' => "include ${volumes_dir}/*",
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'match' => '#?include /',
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'require' => Anchor['cinder::install::end'],
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'notify' => Anchor['cinder::service::begin'],
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})
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ensure_resource('service', 'tgtd', {
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'ensure' => running,
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'name' => $::cinder::params::tgt_service_name,
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'enable' => true,
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'tag' => 'cinder-support-service',
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})
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}
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'lioadm': {
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ensure_resource('service', 'target', {
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'ensure' => running,
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'enable' => true,
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'tag' => 'cinder-support-service',
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})
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ensure_packages('targetcli', {
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'ensure' => present,
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'name' => $::cinder::params::lio_package_name,
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'tag' => 'cinder-support-package',
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})
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}
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default: {
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fail("Unsupported target helper: ${target_helper_real}.")
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}
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}
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}
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