SandStone iSCSI Driver

SandStone USP volume can be used as a block storage resource in the OpenStack Block Storage driver that supports iSCSI protocols.

Before to go, you should have installed SandStoneUSP.

System requirements

Cluster

version

SandStone USP

3.2.3+

To use the SandStone driver, the following are required:

  • Network connectivity between the OpenStack host and the SandStone USP management interfaces.

  • HTTPS or HTTP must be enabled on the array.

When creating a volume from image, add the following configuration keys in the [DEFAULT] configuration group of the /etc/cinder/cinder.conf file:

Configuration example

The following table contains the configuration options supported by the SandStone driver.

[DEFAULT]
enabled_backends = sds-iscsi

[sds-iscsi]
volume_driver = cinder.volume.drivers.sandstone.sds_driver.SdsISCSIDriver
volume_backend_name = sds-iscsi
san_ip = 10.10.16.21
san_login = admin
san_password = admin
default_sandstone_target_ips = 10.10.16.21,10.10.16.22,10.10.16.23
chap_username = 123456789123
chap_password = 1234567891234
sandstone_pool = vms
initiator_assign_sandstone_target_ip = {"iqn.1993-08.org.debian:01:3a9cd5c484a": "10.10.16.21"}

General parameters

Parameter

Description

volume_driver

Indicates the loaded driver

volume_backend_name

Indicates the name of the backend

san_ip

IP addresses of the management interfaces of SandStone USP

san_login

Storage system user name

san_password

Storage system password

default_sandstone _target_ips

Default IP address of the iSCSI target port that is provided for compute nodes

chap_username

CHAP authentication username

chap_password

CHAP authentication password

sandstone_pool

SandStone storage pool resource name

initiator_assign _sandstone_target_ip

Initiator assign target with assign ip

  1. After modifying the cinder.conf file, restart the cinder-volume service.

  2. Create and use volume types.

    Create and use sds-iscsi volume types

    $ openstack volume type create sandstone
$ openstack volume type set --property volume_backend_name=sds-iscsi sandstone