Support for Dell EMC SC Driver Volume Config
Dell EMC SC volume driver config support
both iSCSI and FC drivers.
Change-Id: I48aa297487114655400162a0abaf945bd4138e33
(cherry picked from commit e107d93a9a)
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rajinir
parent
b55676d554
commit
4d2a6ea5ad
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# == define: cinder::backend::dellemc_sc
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#
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# Configure the Dell Storage Center Driver for cinder.
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#
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# === Parameters
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#
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# [*san_ip*]
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# (required) IP address of Enterprise Manager.
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#
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# [*san_login*]
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# (required) Enterprise Manager user name.
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#
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# [*san_password*]
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# (required) Enterprise Manager user password.
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#
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# [*dell_sc_ssn*]
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# (required) The Storage Center serial number to use.
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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 undef. Only applicable for iSCSI driver.
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#
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# [*volume_backend_name*]
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# (optional) The storage backend name.
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# Defaults to the name of the backend
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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 $::os_service_default.
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#
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# [*dell_sc_api_port*]
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# (optional) The Enterprise Manager API port.
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# Defaults to $::os_service_default
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#
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# [*dell_sc_server_folder*]
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# (optional) Name of the server folder to use on the Storage Center.
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# Defaults to 'srv'
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#
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# [*dell_sc_verify_cert*]
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# (optional) Enable HTTPS SC ceritifcate verification
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# Defaults to $::os_service_default
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#
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# [*dell_sc_volume_folder*]
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# (optional) Name of the volume folder to use on the Storage Center.
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# Defaults to 'vol'
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#
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# [*target_port*]
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# (optional) The ISCSI IP Port of the Storage Center.
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# Defaults to $::os_service_default
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#
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# [*excluded_domain_ips*]
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# (optional)Comma separated list of domain IPs to be excluded from
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# iSCSI returns of Storage Center.
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# Defaults to $::os_service_default
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#
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# [*secondary_san_ip*]
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# (optional) IP address of secondary DSM controller.
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# Defaults to $::os_service_default
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#
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# [*secondary_san_login*]
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# (optional) Secondary DSM user name.
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# Defaults to $::os_service_default
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#
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# [*secondary_san_password*]
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# (optional) Secondary DSM user password.
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# Defaults to $::os_service_default
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#
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# [*secondary_sc_api_port*]
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# (optional) Secondary Dell API port.
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# Defaults to $::os_service_default
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#
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# [*extra_options*]
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# (optional) Hash of extra options to pass to the backend stanza.
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# Defaults to: {}
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# Example:
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# { 'dellemc_sc_backend/param1' => { 'value' => value1 } }
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#
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# [*manage_volume_type*]
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# (Optional) Whether or not manage Cinder Volume type.
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# If set to true, a Cinder Volume type will be created
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# with volume_backend_name=$volume_backend_name key/value.
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# Defaults to false.
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#
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# [*use_multipath_for_image_xfer*]
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# (Optional) Enables multipath configuration.
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# Defaults to true.
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#
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# [*sc_storage_protocol*]
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# (optional) The Storage protocol, iSCSI or FC.
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# This will determine
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# which Volume Driver will be configured; SCISCSIDriver or SCFCDriver.
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# Defaults to 'iSCSI'
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#
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define cinder::backend::dellemc_sc (
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$san_ip,
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$san_login,
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$san_password,
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$dell_sc_ssn,
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$target_ip_address = undef,
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$volume_backend_name = $name,
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$backend_availability_zone = $::os_service_default,
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$dell_sc_api_port = $::os_service_default,
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$dell_sc_server_folder = 'srv',
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$dell_sc_verify_cert = $::os_service_default,
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$dell_sc_volume_folder = 'vol',
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$target_port = $::os_service_default,
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$excluded_domain_ips = $::os_service_default,
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$secondary_san_ip = $::os_service_default,
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$secondary_san_login = $::os_service_default,
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$secondary_san_password = $::os_service_default,
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$secondary_sc_api_port = $::os_service_default,
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$manage_volume_type = false,
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$use_multipath_for_image_xfer = true,
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$sc_storage_protocol = 'iSCSI',
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$extra_options = {},
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) {
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include ::cinder::deps
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if $sc_storage_protocol == 'iSCSI' {
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$volume_driver = 'cinder.volume.drivers.dell_emc.sc.storagecenter_iscsi.SCISCSIDriver'
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}
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elsif $sc_storage_protocol == 'FC' {
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$volume_driver = 'cinder.volume.drivers.dell_emc.sc.storagecenter_fc.SCFCDriver'
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}
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else {
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fail('The cinder::backend::dellemc_sc sc_storage_protocol specified is not valid. It should be iSCSI or FC')
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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}/volume_driver": value => $volume_driver;
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"${name}/san_ip": value => $san_ip;
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"${name}/san_login": value => $san_login;
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"${name}/san_password": value => $san_password, secret => true;
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"${name}/target_ip_address": value => $target_ip_address;
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"${name}/dell_sc_ssn": value => $dell_sc_ssn;
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"${name}/dell_sc_api_port": value => $dell_sc_api_port;
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"${name}/dell_sc_server_folder": value => $dell_sc_server_folder;
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"${name}/dell_sc_verify_cert": value => $dell_sc_verify_cert;
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"${name}/dell_sc_volume_folder": value => $dell_sc_volume_folder;
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"${name}/target_port": value => $target_port;
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"${name}/excluded_domain_ips": value => $excluded_domain_ips;
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"${name}/secondary_san_ip": value => $secondary_san_ip;
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"${name}/secondary_san_login": value => $secondary_san_login;
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"${name}/secondary_san_password": value => $secondary_san_password, secret => true;
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"${name}/secondary_sc_api_port": value => $secondary_sc_api_port;
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"${name}/use_multipath_for_image_xfer": value => $use_multipath_for_image_xfer;
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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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}
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@ -0,0 +1,4 @@
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---
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features:
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- Added Dell EMC SC backend driver config that supports
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both iSCSI and FC options.
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@ -0,0 +1,134 @@
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require 'spec_helper'
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describe 'cinder::backend::dellemc_sc' do
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let (:config_group_name) { 'dellemc_sc' }
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let (:title) { config_group_name }
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let :params do
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{
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:san_ip => '172.23.8.101',
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:san_login => 'Admin',
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:san_password => '12345',
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:target_ip_address => '192.168.0.20',
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:dell_sc_ssn => '64720',
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}
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end
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let :default_params do
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{
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:backend_availability_zone => '<SERVICE DEFAULT>',
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:dell_sc_api_port => '<SERVICE DEFAULT>',
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:dell_sc_server_folder => 'srv',
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:dell_sc_verify_cert => '<SERVICE DEFAULT>',
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:dell_sc_volume_folder => 'vol',
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:target_port => '<SERVICE DEFAULT>',
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:excluded_domain_ips => '<SERVICE DEFAULT>',
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:secondary_san_ip => '<SERVICE DEFAULT>',
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:secondary_san_login => '<SERVICE DEFAULT>',
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:secondary_san_password => '<SERVICE DEFAULT>',
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:secondary_sc_api_port => '<SERVICE DEFAULT>',
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:use_multipath_for_image_xfer => 'true',
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}
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end
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let :custom_params do
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{
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:backend_availability_zone => 'my_zone',
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:dell_sc_api_port => 111,
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:dell_sc_server_folder => 'other_srv',
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:dell_sc_verify_cert => true,
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:dell_sc_volume_folder => 'other_vol',
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:target_port => 222,
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:secondary_san_ip => '127.0.0.3',
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:secondary_san_login => 'Foo',
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:secondary_san_password => 'Bar',
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:secondary_sc_api_port => 333,
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}
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end
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shared_examples 'dellemc_sc volume driver' do
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let :params_hash do
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default_params.merge(params)
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end
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it { is_expected.to contain_cinder__backend__dellemc_sc(config_group_name) }
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it {
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params_hash.each_pair do |config,value|
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is_expected.to contain_cinder_config("#{config_group_name}/#{config}").with_value( value )
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end
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}
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it {
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is_expected.to contain_cinder_config("#{config_group_name}/volume_driver").with_value('cinder.volume.drivers.dell_emc.sc.storagecenter_iscsi.SCISCSIDriver')
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is_expected.to contain_cinder_config("#{config_group_name}/use_multipath_for_image_xfer").with_value('true')
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}
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end
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context 'with sc_storage_protocol set to FC' do
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before do
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params.merge!(:sc_storage_protocol => 'FC',)
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end
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it 'should configure the FC driver' do
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is_expected.to contain_cinder_config("#{title}/volume_driver").with_value(
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'cinder.volume.drivers.dell_emc.sc.storagecenter_fc.SCFCDriver'
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)
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end
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end
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context 'with an invalid sc_storage_protocol' do
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before do
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params.merge!(:sc_storage_protocol => 'BAD',)
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end
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it 'should raise an error' do
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is_expected.to compile.and_raise_error(
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/The cinder::backend::dellemc_sc sc_storage_protocol specified is not valid. It should be iSCSI or FC/
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)
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end
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end
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shared_examples 'cinder::backend::dellemc_sc' do
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context 'with default parameters' do
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it_behaves_like 'dellemc_sc volume driver'
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end
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context 'with custom parameters' do
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before do
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params.merge(custom_params)
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end
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it_behaves_like 'dellemc_sc volume driver'
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end
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context 'dellemc_sc backend with additional configuration' do
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before do
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params.merge!({:extra_options => {'dellemc_sc/param1' => { 'value' => 'value1' }}})
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end
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it { is_expected.to contain_cinder_config('dellemc_sc/param1').with_value('value1') }
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end
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context 'dellemc_sc backend with cinder type' do
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before do
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params.merge!({:manage_volume_type => true})
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end
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it { is_expected.to contain_cinder_type('dellemc_sc').with(:ensure => :present, :properties => ['volume_backend_name=dellemc_sc']) }
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end
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end
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on_supported_os({
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:supported_os => OSDefaults.get_supported_os
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}).each do |os,facts|
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context "on #{os}" do
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let (:facts) do
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facts.merge!(OSDefaults.get_facts())
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end
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it_behaves_like 'cinder::backend::dellemc_sc'
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end
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end
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end
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