topology

Documentation

Overview

Package config provides methods for generating the Ceph config for a Ceph cluster and for producing a "ceph.conf" compatible file from the config as well as Ceph command line-compatible flags.

Index

• Variables
• func ExtractOSDTopologyFromLabels(labels map[string]string) (map[string]string, string)
• func GetDefaultTopologyLabels() string

Variables

var (

	// The labels that can be specified with the K8s labels such as topology.kubernetes.io/zone
	// These are all at the top layers of the CRUSH map.
	KubernetesTopologyLabels = []string{"zone", "region"}

	// The node labels that are supported with the topology.rook.io prefix such as topology.rook.io/rack
	// The labels are in order from lowest to highest in the CRUSH hierarchy
	CRUSHTopologyLabels = []string{"chassis", "rack", "row", "pdu", "pod", "room", "datacenter"}

	// The list of supported failure domains in the CRUSH map, ordered from lowest to highest
	CRUSHMapLevelsOrdered = append([]string{"host"}, append(CRUSHTopologyLabels, KubernetesTopologyLabels...)...)
)

Functions

func ExtractOSDTopologyFromLabels

func ExtractOSDTopologyFromLabels(labels map[string]string) (map[string]string, string)

ExtractOSDTopologyFromLabels extracts rook topology from labels and returns a map from topology type to value

func GetDefaultTopologyLabels

func GetDefaultTopologyLabels() string

GetDefaultTopologyLabels returns the supported default topology labels.