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storage::MdMember Class Reference

A MD member. More...

#include <MdMember.h>

Inheritance diagram for storage::MdMember:
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Collaboration diagram for storage::MdMember:
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Public Member Functions

MdContainerget_md_container ()
const MdContainerget_md_container () const
Impl & get_impl ()
const Impl & get_impl () const
virtual MdMemberclone () const override
 MdMember (Impl *impl)
Public Member Functions inherited from storage::Md
MdUseradd_device (BlkDevice *blk_device)
 Add another device to a RAID.
void remove_device (BlkDevice *blk_device)
std::vector< BlkDevice * > get_devices () ST_DEPRECATED
std::vector< const BlkDevice * > get_devices () const ST_DEPRECATED
std::vector< BlkDevice * > get_blk_devices ()
 Return blk devices used for the MD RAID.
std::vector< const BlkDevice * > get_blk_devices () const
 Return blk devices used for the MD RAID.
bool is_numeric () const
 Returns true iff the name of the MD is numeric.
unsigned int get_number () const
 Returns the number of the MD.
MdLevel get_md_level () const
 Get the MD RAID level.
void set_md_level (MdLevel md_level)
 Set the MD RAID level.
MdParity get_md_parity () const
 Get the parity of the MD RAID.
void set_md_parity (MdParity md_parity)
 Set the parity of the MD RAID.
std::vector< MdParityget_allowed_md_parities () const
 Get the allowed parities for the MD RAID.
bool is_chunk_size_meaningful () const
 Is the chunk size meaningful for the RAID (so far only depends on RAID level)?
unsigned long get_chunk_size () const
 Get the chunk size of the MD RAID.
void set_chunk_size (unsigned long chunk_size)
 Set the chunk size of the MD RAID.
const std::string & get_uuid () const
 Get the UUID.
void set_uuid (const std::string &uuid)
 Set the UUID.
const std::string & get_metadata () const
 A string like "1.0" or "1.2" for Linux RAID, "imsm" or "ddf" for BIOS RAID containers and empty for BIOS RAID members.
void set_metadata (const std::string &metadata)
 Set metadata for new created Linux RAID.
unsigned int minimal_number_of_devices () const
 Return the minimal number of devices required by the RAID (without spare and journal devices).
bool supports_spare_devices () const
 Return whether the RAID supports spare devices.
bool supports_journal_device () const
 Return whether the RAID supports a journal device.
bool is_in_etc_mdadm () const
 Query whether the MD RAID is present (probed devicegraph) or will be present (staging devicegraph) in /etc/mdadm.conf.
void set_in_etc_mdadm (bool in_etc_mdadm)
 Set whether the MD RAID will be present in /etc/mdadm.conf.
Impl & get_impl ()
const Impl & get_impl () const
 Md (Impl *impl)
Public Member Functions inherited from storage::Partitionable
const Topologyget_topology () const
void set_topology (const Topology &topology)
unsigned int get_range () const
 Query the range of device nodes available.
void set_range (unsigned int range)
 Set the range of device nodes available.
bool is_usable_as_partitionable () const
 Checks whether the partitionable is in general usable as a partitionable (can hold a partition table).
PtType get_default_partition_table_type () const
 Get the default partition table type for the partitionable.
std::vector< PtTypeget_possible_partition_table_types () const
 Get possible partition table types for the disk.
PartitionTablecreate_partition_table (PtType pt_type)
 Create a partition table on the partitionable.
bool has_partition_table () const
 Check whether the partitionable has a partition table.
PartitionTableget_partition_table ()
 Return the partition table of the partitionable.
virtual std::string partition_name (int number) const
 Return the name of the partition with the specified number.
const PartitionTableget_partition_table () const
 Return the partition table of the partitionable.
Impl & get_impl ()
const Impl & get_impl () const
Public Member Functions inherited from storage::BlkDevice
const std::string & get_name () const
void set_name (const std::string &name)
const Regionget_region () const
void set_region (const Region &region)
unsigned long long get_size () const
 Returns the size of the block device.
void set_size (unsigned long long size)
 Set the size of the block device.
std::string get_size_string () const
 Returns the size of the block device as a localised string.
const Topologyget_topology () const
 Get the topology.
void set_topology (const Topology &topology)
 Set the topology.
bool is_active () const
bool is_read_only () const
 Return whether the block device is read-only.
const std::string & get_sysfs_name () const
const std::string & get_sysfs_path () const
const std::vector< std::string > & get_udev_paths () const
 Return the names of the udev by-path links of the blk device.
const std::vector< std::string > & get_udev_ids () const
 Return the names of the udev by-id links of the blk device.
bool is_usable_as_blk_device () const
 Checks whether the blk device is in general usable as a blk device.
RemoveInfo detect_remove_info () const
 Check whether the device can be removed.
const std::string & get_dm_table_name () const
 Return device-mapper table name (dm-table-name for short).
void set_dm_table_name (const std::string &dm_table_name)
 Set the device-mapper table name (dm-table-name for short).
BlkFilesystemcreate_blk_filesystem (FsType fs_type)
 Creates a block filesystem on the block device.
bool has_blk_filesystem () const
 Return whether the block device has a block filesystem.
BlkFilesystemget_blk_filesystem ()
 Return the block filesystem of the block device.
const BlkFilesystemget_blk_filesystem () const
 Return the block filesystem of the block device.
BlkFilesystemcreate_filesystem (FsType fs_type) ST_DEPRECATED
 Creates a block filesystem on the block device.
bool has_filesystem () const ST_DEPRECATED
 Return whether the block device has a block filesystem.
BlkFilesystemget_filesystem () ST_DEPRECATED
 Return the block filesystem of the block device.
const BlkFilesystemget_filesystem () const ST_DEPRECATED
 Return the block filesystem of the block device.
Encryptioncreate_encryption (const std::string &dm_table_name) ST_DEPRECATED
 Creates an encryption device on the blk device.
Encryptioncreate_encryption (const std::string &dm_table_name, EncryptionType type)
 Creates an encryption device on the blk device.
void remove_encryption ()
 Removes an encryption device on the blk device.
bool has_encryption () const
 Return whether the block device has an Encryption.
Encryptionget_encryption ()
 Return the Encryption of the block device.
const Encryptionget_encryption () const
 Return the Encryption of the block device.
Bcachecreate_bcache (const std::string &name)
 Creates a Bcache on the blk device.
bool has_bcache () const
 Return whether the block device has a BCache.
Bcacheget_bcache ()
 Return the Bcache of the block device.
const Bcacheget_bcache () const
 Return the Bcache of the block device.
BcacheCsetcreate_bcache_cset ()
 Creates a BcacheCset on the blk device.
bool has_bcache_cset () const
 Return whether the block device has a BcacheCset.
BcacheCsetget_bcache_cset ()
 Return the BcacheCset of the block device.
const BcacheCsetget_bcache_cset () const
 Return the BcacheCset of the block device.
std::vector< MountByTypepossible_mount_bys () const
 Returns the possible mount-by methods to reference the block device.
Impl & get_impl ()
const Impl & get_impl () const
Public Member Functions inherited from storage::Device
sid_t get_sid () const
 Return the storage id (sid) of the device.
bool operator== (const Device &rhs) const
bool operator!= (const Device &rhs) const
Devicecopy_to_devicegraph (Devicegraph *devicegraph) const
 Copies the device to the devicegraph.
bool exists_in_devicegraph (const Devicegraph *devicegraph) const
 Checks if the device exists in the devicegraph.
bool exists_in_probed () const
 Checks if the device exists in the probed devicegraph.
bool exists_in_staging () const
 Checks if the device exists in the staging devicegraph.
bool exists_in_system () const
 Checks if the device exists in the system devicegraph.
std::string get_displayname () const
ResizeInfo detect_resize_info () const
 Detect the resize info of the device.
bool has_children () const
size_t num_children () const
bool has_parents () const
size_t num_parents () const
std::vector< Device * > get_children ()
std::vector< const Device * > get_children () const
std::vector< Device * > get_children (View view)
 Get all children of the device.
std::vector< const Device * > get_children (View view) const
 Get all children of the device.
std::vector< Device * > get_parents ()
std::vector< const Device * > get_parents () const
std::vector< Device * > get_parents (View view)
 Get all parents of the device.
std::vector< const Device * > get_parents (View view) const
 Get all parents of the device.
std::vector< Device * > get_siblings (bool itself)
std::vector< const Device * > get_siblings (bool itself) const
std::vector< Device * > get_descendants (bool itself)
std::vector< const Device * > get_descendants (bool itself) const
std::vector< Device * > get_descendants (bool itself, View view)
std::vector< const Device * > get_descendants (bool itself, View view) const
std::vector< Device * > get_ancestors (bool itself)
std::vector< const Device * > get_ancestors (bool itself) const
std::vector< Device * > get_leaves (bool itself)
std::vector< const Device * > get_leaves (bool itself) const
std::vector< Device * > get_roots (bool itself)
std::vector< const Device * > get_roots (bool itself) const
std::vector< Holder * > get_in_holders ()
std::vector< const Holder * > get_in_holders () const
std::vector< Holder * > get_out_holders ()
std::vector< const Holder * > get_out_holders () const
void remove_descendants () ST_DEPRECATED
void remove_descendants (View view)
 Remove all descendants of the device.
const std::map< std::string, std::string > & get_userdata () const
 Return the userdata of the device.
void set_userdata (const std::map< std::string, std::string > &userdata)
 Set the userdata of the device.
std::string get_name_sort_key () const
 Get a sort-key based on the device name.
Devicegraphget_devicegraph ()
 Return the devicegraph the device belongs to.
const Devicegraphget_devicegraph () const
 Return the devicegraph the device belongs to.
Impl & get_impl ()
const Impl & get_impl () const
void save (xmlNode *node) const ST_DEPRECATED

Static Public Member Functions

static MdMembercreate (Devicegraph *devicegraph, const std::string &name)
static MdMemberload (Devicegraph *devicegraph, const xmlNode *node)
Static Public Member Functions inherited from storage::Md
static Mdcreate (Devicegraph *devicegraph, const std::string &name)
 Create a MD in devicegraph with name.
static Mdload (Devicegraph *devicegraph, const xmlNode *node)
static std::vector< Md * > get_all (Devicegraph *devicegraph)
 Get all Mds.
static std::vector< const Md * > get_all (const Devicegraph *devicegraph)
 Get all Mds.
static std::vector< Md * > get_all_if (Devicegraph *devicegraph, std::function< bool(const Md *)> pred)
 Get all Mds for which the predicate pred returns true.
static std::vector< const Md * > get_all_if (const Devicegraph *devicegraph, std::function< bool(const Md *)> pred)
 Get all Mds for which the predicate pred returns true.
static Mdfind_by_name (Devicegraph *devicegraph, const std::string &name)
 Find a Md by its name.
static const Mdfind_by_name (const Devicegraph *devicegraph, const std::string &name)
 Find a Md by its name.
static std::string find_free_numeric_name (const Devicegraph *devicegraph)
 Find a free numeric name for a MD, e.g.
static unsigned long long calculate_underlying_size (MdLevel md_level, unsigned int number_of_devices, unsigned long long size)
 Calculate the required size of the underlying block devices to get an MD of the desired size.
static bool compare_by_number (const Md *lhs, const Md *rhs)
 Compare (less than) two Mds by number.
Static Public Member Functions inherited from storage::Partitionable
static std::vector< Partitionable * > get_all (Devicegraph *devicegraph)
 Get all Partitionables.
static std::vector< const Partitionable * > get_all (const Devicegraph *devicegraph)
 Get all Partitionables.
static Partitionablefind_by_name (Devicegraph *devicegraph, const std::string &name)
static const Partitionablefind_by_name (const Devicegraph *devicegraph, const std::string &name)
Static Public Member Functions inherited from storage::BlkDevice
static std::vector< BlkDevice * > get_all (Devicegraph *devicegraph)
 Get all BlkDevices.
static std::vector< const BlkDevice * > get_all (const Devicegraph *devicegraph)
 Get all BlkDevices.
static BlkDevicefind_by_name (Devicegraph *devicegraph, const std::string &name)
 Find a block device by its name.
static const BlkDevicefind_by_name (const Devicegraph *devicegraph, const std::string &name)
 Find a block device by its name.
static bool exists_by_any_name (const Devicegraph *devicegraph, const std::string &name, SystemInfo &system_info)
 Check if a block device by any name including any symbolic links in /dev.
static BlkDevicefind_by_any_name (Devicegraph *devicegraph, const std::string &name) ST_DEPRECATED
 Find a block device by any name including any symbolic links in /dev.
static BlkDevicefind_by_any_name (Devicegraph *devicegraph, const std::string &name, SystemInfo &system_info)
 Find a block device by any name including any symbolic links in /dev.
static const BlkDevicefind_by_any_name (const Devicegraph *devicegraph, const std::string &name) ST_DEPRECATED
 Find a block device by any name including any symbolic links in /dev.
static const BlkDevicefind_by_any_name (const Devicegraph *devicegraph, const std::string &name, SystemInfo &system_info)
 Find a block device by any name including any symbolic links in /dev.
static bool compare_by_dm_table_name (const BlkDevice *lhs, const BlkDevice *rhs)
 Compare (less than) two BlkDevices by DM table name.
Static Public Member Functions inherited from storage::Device
static std::vector< Device * > get_all (Devicegraph *devicegraph)
 Get all Devices.
static std::vector< const Device * > get_all (const Devicegraph *devicegraph)
 Get all Devices.
static bool compare_by_sid (const Device *lhs, const Device *rhs)
 Compare (less than) two Devices by sid.
static bool compare_by_name (const Device *lhs, const Device *rhs)
 Compare (less than) two Devices by name.

Additional Inherited Members

Protected Member Functions inherited from storage::Partitionable
 Partitionable (Impl *impl)
Protected Member Functions inherited from storage::BlkDevice
 BlkDevice (Impl *impl)
Protected Member Functions inherited from storage::Device
 Device (Impl *impl)
void create (Devicegraph *devicegraph) ST_DEPRECATED
 Create a device in the devicegraph.
void load (Devicegraph *devicegraph) ST_DEPRECATED

Detailed Description

A MD member.

Member Function Documentation

◆ clone()

virtual MdMember * storage::MdMember::clone ( ) const
overridevirtual

Reimplemented from storage::Md.

◆ create()

MdMember * storage::MdMember::create ( Devicegraph * devicegraph,
const std::string & name )
static
Exceptions
Exception

◆ get_md_container() [1/2]

MdContainer * storage::MdMember::get_md_container ( )
Exceptions
Exception

◆ get_md_container() [2/2]

const MdContainer * storage::MdMember::get_md_container ( ) const
Exceptions
Exception

The documentation for this class was generated from the following file:
  • /home/abuild/rpmbuild/BUILD/libstorage-ng-4.5.266-build/libstorage-ng-4.5.266/storage/Devices/MdMember.h