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# == define: cinder::backend::dellemc_powerstore
#
# Configure the Dell EMC PowerStore Driver for cinder.
#
# === Parameters
#
# [*san_ip*]
# (required) PowerStore REST IP
#
# [*san_login*]
# (required) PowerStore REST username
#
# [*san_password*]
# (required) PowerStore REST password
#
# [*powerstore_ports*]
# (optional) PowerStore allowed ports
#
# [*storage_protocol*]
# (optional) The Storage protocol, iSCSI or FC.
# Defaults to 'iSCSI'
#
# [*volume_backend_name*]
# (optional) The storage backend name.
# Defaults to the name of the backend
#
# [*backend_availability_zone*]
# (Optional) Availability zone for this volume backend.
# If not set, the storage_availability_zone option value
# is used as the default for all backends.
# Defaults to $facts['os_service_default'].
#
# [*image_volume_cache_enabled*]
# (Optional) Enable Cinder's image cache function for this backend.
# Defaults to $facts['os_service_default'],
#
# [*image_volume_cache_max_size_gb*]
# (Optional) Max size of the image volume cache for this backend in GB.
# Defaults to $facts['os_service_default'],
#
# [*image_volume_cache_max_count*]
# (Optional) Max number of entries allowed in the image volume cache.
# Defaults to $facts['os_service_default'],
#
# [*max_over_subscription_ratio*]
# (Optional) Representation of the over subscription ratio when thin
# provisionig is involved.
# Defaults to $facts['os_service_default'].
#
# [*manage_volume_type*]
# (Optional) Whether or not manage Cinder Volume type.
# If set to true, a Cinder Volume type will be created
# with volume_backend_name=$volume_backend_name key/value.
# Defaults to false.
#
# [*extra_options*]
# (optional) Hash of extra options to pass to the backend stanza.
# Defaults to: {}
# Example:
# { 'dellemc_powerstore_backend/param1' => { 'value' => value1 } }
#
define cinder::backend::dellemc_powerstore (
$san_ip,
$san_login,
$san_password,
$powerstore_ports = $facts['os_service_default'],
Enum['iSCSI', 'FC'] $storage_protocol = 'iSCSI',
$volume_backend_name = $name,
$backend_availability_zone = $facts['os_service_default'],
$image_volume_cache_enabled = $facts['os_service_default'],
$image_volume_cache_max_size_gb = $facts['os_service_default'],
$image_volume_cache_max_count = $facts['os_service_default'],
$max_over_subscription_ratio = $facts['os_service_default'],
Boolean $manage_volume_type = false,
Hash $extra_options = {},
) {
include cinder::deps
$driver = 'dell_emc.powerstore.driver.PowerStoreDriver'
cinder_config {
"${name}/volume_backend_name": value => $volume_backend_name;
"${name}/backend_availability_zone": value => $backend_availability_zone;
"${name}/image_volume_cache_enabled": value => $image_volume_cache_enabled;
"${name}/image_volume_cache_max_size_gb": value => $image_volume_cache_max_size_gb;
"${name}/image_volume_cache_max_count": value => $image_volume_cache_max_count;
"${name}/max_over_subscription_ratio": value => $max_over_subscription_ratio;
"${name}/volume_driver": value => "cinder.volume.drivers.${driver}";
"${name}/san_ip": value => $san_ip;
"${name}/san_login": value => $san_login;
"${name}/san_password": value => $san_password, secret => true;
"${name}/powerstore_ports": value => $powerstore_ports;
"${name}/storage_protocol": value => $storage_protocol;
}
cinder_config {
"${name}/powerstore_appliances": ensure => absent;
}
if $manage_volume_type {
cinder_type { $volume_backend_name:
ensure => present,
properties => { 'volume_backend_name' => $volume_backend_name },
}
}
create_resources('cinder_config', $extra_options)
}
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