The cinder.volume.drivers.hitachi.vsp_horcm
Module¶
HORCM interface module for Hitachi VSP Driver.
-
class
VSPHORCM
(conf, storage_protocol, db)¶ Bases:
cinder.volume.drivers.hitachi.vsp_common.VSPCommon
HORCM interface class for Hitachi VSP Driver.
-
check_param
()¶ Check parameter values and consistency among them.
-
check_vvol
(ldev)¶ Return True if the specified LDEV is V-VOL, False otherwise.
-
config_lock
()¶ Initialize lock resource names.
-
connect_storage
()¶ Prepare for using the storage.
-
copy_on_storage
(pvol, size, metadata, sync)¶ Check if the LDEV can be copied on the storage.
-
create_ldev
(size, is_vvol=False)¶ Create an LDEV of the specified size and the specified type.
-
create_ldev_on_storage
(ldev, size, is_vvol)¶ Create an LDEV on the storage system.
-
create_pair_on_storage
(pvol, svol, is_thin)¶ Create a copy pair on the storage.
-
delete_ldev_from_storage
(ldev)¶ Delete the specified LDEV from the storage.
-
delete_pair
(ldev, all_split=True)¶ Delete the specified LDEV in a synchronized section.
-
delete_pair_based_on_pvol
(pair_info, all_split)¶ Disconnect all volume pairs to which the specified P-VOL belongs.
-
delete_pair_based_on_svol
(pvol, svol_info)¶ Disconnect all volume pairs to which the specified S-VOL belongs.
-
delete_pair_from_storage
(pvol, svol, is_thin)¶ Disconnect the volume pair that consists of the specified LDEVs.
-
delete_target_from_storage
(port, gid)¶ Delete the host group or the iSCSI target from the port.
-
discard_zero_page
(volume)¶ Return the volume’s no-data pages to the storage pool.
-
extend_ldev
(ldev, old_size, new_size)¶ Extend the specified LDEV to the specified new size.
-
find_all_mapped_targets_from_storage
(targets, ldev)¶ Add all port-gids connected with the LDEV to the list.
-
find_mapped_targets_from_storage
(targets, ldev, target_ports)¶ Update port-gid list for the specified LDEV.
-
get_ldev_info
(keys, *args, **kwargs)¶ Return a dictionary of LDEV-related items.
-
get_ldev_size_in_gigabyte
(ldev, existing_ref)¶ Return the size[GB] of the specified LDEV.
-
get_pair_info
(ldev)¶ Return info of the volume pair.
-
get_pool_id
()¶ Return the pool number of vsp_pool.
-
get_pool_info
()¶ Return the total and free capacity of the storage pool.
-
get_storage_cli_info
()¶ Return a tuple of the storage CLI name and its version.
-
get_unmap_targets_list
(target_list, mapped_list)¶ Return a list of IDs of ports that need to be disconnected.
-
get_unused_ldev
()¶ Find an unused LDEV and return its LDEV number.
-
init_cinder_hosts
(**kwargs)¶ Initialize server-storage connection.
-
map_ldev
(targets, ldev)¶ Create the path between the server and the LDEV and return LUN.
-
output_param_to_log
()¶ Output configuration parameter values to the log file.
-
run_raidcom
(*args, **kwargs)¶ Run a raidcom command and return its output.
-
run_storage_cli
(*cmd, **kwargs)¶ Run a CCI command and return its output.
-
unmap_ldev
(targets, ldev)¶ Delete the LUN between the specified LDEV and port-gid.
-
wait_full_copy_completion
(pvol, svol)¶ Wait until the Shadow Image volume copy has finished.
-
wait_thin_copy
(ldev, status, **kwargs)¶ Wait until the S-VOL status changes to the specified status.
-
-
find_value
(stdout, key)¶ Return the first match from the given raidcom command output.
-
horcmgr_synchronized
(func)¶ Synchronize CCI operations per CCI instance.