The nova.virt.libvirt.volume.remotefs Module

class RemoteFilesystem

Bases: object

Represents actions that can be taken on a remote host’s filesystem.

copy_file(src, dst, on_execute=None, on_completion=None, compression=True)

create_dir(host, dst_path, on_execute=None, on_completion=None)

create_file(host, dst_path, on_execute=None, on_completion=None)

remove_dir(host, dst_path, on_execute=None, on_completion=None)

remove_file(host, dst_path, on_execute=None, on_completion=None)

class RemoteFilesystemDriver

Bases: object

copy_file(src, dst, on_execute, on_completion)

Copy file to/from remote host.

Remote address must be specified in format:

REM_HOST_IP_ADDRESS:REM_HOST_PATH

For example:

192.168.1.10:/home/file

Parameters:

• src – Source address
• dst – Destination path
• on_execute – Callback method to store pid of process in cache
• on_completion – Callback method to remove pid of process from

create_dir(host, dst_path, on_execute, on_completion)

Create directory on the remote system.

Parameters:

• host – Remote host
• dst_path – Destination path
• on_execute – Callback method to store pid of process in cache
• on_completion – Callback method to remove pid of process from cache

create_file(host, dst_path, on_execute, on_completion)

Create file on the remote system.

Parameters:

• host – Remote host
• dst_path – Destination path
• on_execute – Callback method to store pid of process in cache
• on_completion – Callback method to remove pid of process from cache

remove_dir(host, dst_path, on_execute, on_completion)

Removes a directory on a remote host.

Parameters:

• host – Remote host
• dst_path – Destination path
• on_execute – Callback method to store pid of process in cache
• on_completion – Callback method to remove pid of process from cache

remove_file(host, dst_path, on_execute, on_completion)

Removes a file on a remote host.

Parameters:

• host – Remote host
• dst_path – Destination path
• on_execute – Callback method to store pid of process in cache
• on_completion – Callback method to remove pid of process from cache

class RsyncDriver

Bases: nova.virt.libvirt.volume.remotefs.RemoteFilesystemDriver

copy_file(src, dst, on_execute, on_completion, compression)

create_dir(*args, **kwargs)

create_file(*args, **kwargs)

remove_dir(*args, **kwargs)

remove_file(*args, **kwargs)

class SshDriver

Bases: nova.virt.libvirt.volume.remotefs.RemoteFilesystemDriver

copy_file(src, dst, on_execute, on_completion, compression)

create_dir(host, dst_path, on_execute, on_completion)

create_file(host, dst_path, on_execute, on_completion)

remove_dir(host, dst, on_execute, on_completion)

remove_file(host, dst, on_execute, on_completion)

create_tmp_dir(function)

Creates temporary directory for rsync purposes. Removes created directory in the end.

mount_share(mount_path, export_path, export_type, options=None)

Mount a remote export to mount_path.

Parameters:

• mount_path – place where the remote export will be mounted
• export_path – path of the export to be mounted

Export_type:

remote export type (e.g. cifs, nfs, etc.)

Options:

A list containing mount options

unmount_share(mount_path, export_path)

Unmount a remote share.

Parameters:

• mount_path – remote export mount point
• export_path – path of the remote export to be unmounted