The cinder.volume.drivers.nexenta.utils Module

nexenta.utils – Nexenta-specific utils functions.

get_migrate_snapshot_name(volume)

Return name for snapshot that will be used to migrate the volume.

get_rrmgr_cmd(src, dst, compression=None, tcp_buf_size=None, connections=None)

Returns rrmgr command for source and destination.

parse_nef_url(url)

Parse NMS url into normalized parts like scheme, user, host and others.

Example NMS URL:

auto://admin:nexenta@192.168.1.1:8080/

NMS URL parts:

auto True if url starts with auto://, protocol will be

automatically switched to https if http not supported;

scheme (auto) connection protocol (http or https); user (admin) NMS user; password (nexenta) NMS password; host (192.168.1.1) NMS host; port (8080) NMS port.

Parameters:url – url string Returns:tuple (auto, scheme, user, password, host, port)

parse_nms_url(url)

Parse NMS url into normalized parts like scheme, user, host and others.

Example NMS URL:

auto://admin:nexenta@192.168.1.1:2000/

NMS URL parts:

auto True if url starts with auto://, protocol will be

automatically switched to https if http not supported;

scheme (auto) connection protocol (http or https); user (admin) NMS user; password (nexenta) NMS password; host (192.168.1.1) NMS host; port (2000) NMS port.

Parameters:url – url string Returns:tuple (auto, scheme, user, password, host, port, path)

str2gib_size(s)

Covert size-string to size in gigabytes.

str2size(s, scale=1024)

Convert size-string.

String format: <value>[:space:]<B | K | M | ...> to bytes.

Parameters:

• s – size-string
• scale – base size