ganeti.masterd.instance

module documentation

Instance-related functions and classes for masterd.

Class	`DiskExport`	No class docstring; 0/4 instance variable, 0/1 constant, 4/4 methods documented
Class	`DiskImport`	No class docstring; 1/1 property, 0/3 instance variable, 0/1 constant, 4/4 methods documented
Class	`DiskTransfer`	No class docstring; 0/6 instance variable, 1/1 method documented
Class	`ExportInstanceHelper`	No class docstring; 0/5 instance variable, 10/10 methods documented
Class	`ImportExportCbBase`	Callbacks for disk import/export.
Class	`ImportExportLoop`	No class docstring; 0/3 instance variable, 0/2 constant, 5/5 methods, 2/2 static methods documented
Class	`ImportExportTimeouts`	No class docstring; 0/5 instance variable, 0/1 class variable, 0/4 constant, 1/1 method documented
Function	`CalculateGroupIPolicy`	Calculate instance policy for group.
Function	`CheckRemoteExportDiskInfo`	Verifies received disk information for an export.
Function	`CheckRemoteExportHandshake`	Checks the handshake of a remote import/export.
Function	`ComputeDiskSize`	Compute disk size requirements according to disk template
Function	`ComputeRemoteExportHandshake`	Computes the remote import/export handshake.
Function	`ComputeRemoteImportDiskInfo`	Computes the signed disk information for a remote import.
Function	`FormatProgress`	Formats progress information for user consumption
Function	`RemoteImport`	Imports an instance from another cluster.
Function	`TransferInstanceData`	Transfers an instance's data from one node to another.
Class	`_DiskImportExportBase`	No class docstring; 5/5 properties, 0/20 instance variable, 0/1 constant, 16/16 methods documented
Class	`_DiskTransferPrivate`	No class docstring; 0/5 instance variable, 2/2 methods documented
Class	`_RemoteExportCb`	No class docstring; 1/1 property, 0/2 instance variable, 4/4 methods documented
Class	`_RemoteImportCb`	No class docstring; 1/1 property, 0/8 instance variable, 5/5 methods documented
Class	`_TransferInstCbBase`	No class docstring; 0/8 instance variable, 1/1 method documented
Class	`_TransferInstDestCb`	No class docstring; 3/3 methods documented
Class	`_TransferInstSourceCb`	No class docstring; 3/3 methods documented
Exception	`_ImportExportError`	Local exception to report import/export errors.
Function	`_GetImportExportHandshakeMessage`	Returns the handshake message for a RIE protocol version.
Function	`_GetInstDiskMagic`	Computes the magic value for a disk export or import.
Function	`_GetRieDiskInfoMessage`	Returns the hashed text for import/export disk information.

def CalculateGroupIPolicy(cluster, group): ¶

Calculate instance policy for group.

def CheckRemoteExportDiskInfo(cds, disk_index, disk_info): ¶

Verifies received disk information for an export.

Parameters
cds:string	Cluster domain secret
disk_index:number	Index of disk (included in hash)
disk_info:sequence	Disk information sent by remote peer

def CheckRemoteExportHandshake(cds, handshake): ¶

Checks the handshake of a remote import/export.

Parameters
cds:string	Cluster domain secret
handshake:sequence	Handshake sent by remote peer

def ComputeDiskSize(disks): ¶

Compute disk size requirements according to disk template

def ComputeRemoteExportHandshake(cds): ¶

Computes the remote import/export handshake.

Parameters
cds:string	Cluster domain secret

def ComputeRemoteImportDiskInfo(cds, salt, disk_index, host, port, magic): ¶

Computes the signed disk information for a remote import.

Parameters
cds:string	Cluster domain secret
salt:string	HMAC salt
disk_index:number	Index of disk (included in hash)
host:string	Hostname
port:number	Daemon port
magic:string	Magic value

def FormatProgress(progress): ¶

Formats progress information for user consumption

def RemoteImport(lu, feedback_fn, instance, pnode, source_x509_ca, cds, compress, timeouts): ¶

Imports an instance from another cluster.

Parameters
lu	Logical unit instance
feedback_fn	Feedback function
instance:`objects.Instance`	Instance object
pnode:`objects.Node`	Primary node of instance as an object
source_x509_ca:OpenSSL.crypto.X509	Import source's X509 CA
cds:string	Cluster domain secret
compress:string	Compression tool to use
timeouts:`ImportExportTimeouts`	Timeouts for this import

def TransferInstanceData(lu, feedback_fn, src_node_uuid, dest_node_uuid, dest_ip, compress, instance, all_transfers): ¶

Transfers an instance's data from one node to another.

Parameters
lu	Logical unit instance
feedback_fn	Feedback function
src_node_uuid:string	Source node UUID
dest_node_uuid:string	Destination node UUID
dest_ip:string	IP address of destination node
compress:string	Compression tool to use
instance:`objects.Instance`	Instance object
all_transfers:list of `DiskTransfer` instances	List of all disk transfers to be made
Returns
list	List with a boolean (True=successful, False=failed) for success for each transfer

def _GetImportExportHandshakeMessage(version): ¶

Returns the handshake message for a RIE protocol version.

Parameters
version:number	Undocumented

def _GetInstDiskMagic(base, instance_name, index): ¶

Computes the magic value for a disk export or import.

Parameters
base:string	Random seed value (can be the same for all disks of a transfer)
instance_name:string	Name of instance
index:number	Disk index

def _GetRieDiskInfoMessage(disk_index, host, port, magic): ¶

Returns the hashed text for import/export disk information.

Parameters
disk_index:number	Index of disk (included in hash)
host:string	Hostname
port:number	Daemon port
magic:string	Magic value