MetalLB

Load balancer for bare-metal Kubernetes that allocates and announces service IPs.

Provider: default
Kind: Load balancer
Category: Edge
Official docs: https://metallb.io/concepts/

Properties · 3 set by this component

property	type	values	required	kind default	this component
announcementMode · component property	enum	layer2 \| bgp	no	—	inherited
connectionPreserving · advanced	boolean	—	no	false	inherited
ecmp · component property	boolean	—	no	false	inherited
global	boolean	—	no	false	inherited
hashing	enum	round-robin \| least-connections \| ecmp \| maglev \| consistent \| random	no	round-robin	inherited
healthChecks	boolean	—	no	true	▸ false
instances	integer	—	no	—	inherited
layer	enum	l4 \| l7	no	l7	▸ l4
managed	boolean	—	no	false	▸ false

Rules that apply · 0

Every rule whose selector covers this component's kind or its category. Whether a rule fires depends on the design: its properties, its edges and its groups.

No rule reads this kind yet. That is a gap, not a guarantee.

Use it in a design

nodes:
  - { id: "metallb", component: "metallb" }

Other Load balancer products · 34

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Source

1# yaml-language-server: $schema=../../schema/component.schema.json
2# MetalLB: self-hosted LoadBalancer service implementation for bare-metal Kubernetes. Per "Concepts"
3# it allocates and announces service IPs in either layer 2 (ARP/NDP, one node owns the address) or
4# BGP mode; it does not health check backends itself and ECMP only exists with multipath routers.
5schemaVersion: "1"
6type: "component"
7id: "metallb"
8kind: "load-balancer"
9provider: "default"
10docs: "https://metallb.io/concepts/"
11defaults:
12  layer: "l4"
13  managed: false
14  healthChecks: false
15properties:
16  announcementMode:
17    type: "enum"
18    values: ["layer2", "bgp"]
19  ecmp:
20    type: "boolean"
21    default: false

The same page as markdown, for an agent: /catalogue/components/metallb.md