Cluster Overview

The whole cluster at a glance. The one to draw first.

Format.puml
Length27 lines
LibraryKubernetes icons

The source

27 lines of PlantUML, and pulls in Kubernetes icons. Copy it, or open the template inside Gnomon and render it as it is.

@startuml
!define KubernetesPuml https://raw.githubusercontent.com/dcasati/kubernetes-PlantUML/master/dist
!include KubernetesPuml/kubernetes_Common.puml
!include KubernetesPuml/kubernetes_Simplified.puml
!include KubernetesPuml/OSS/KubernetesMaster.puml
!include KubernetesPuml/OSS/KubernetesNode.puml
!include KubernetesPuml/OSS/KubernetesPod.puml
!include KubernetesPuml/OSS/KubernetesSvc.puml
!include KubernetesPuml/OSS/KubernetesEtcd.puml

title Kubernetes — Cluster overview

KubernetesMaster(master, "control-plane", "")
KubernetesEtcd(etcd, "etcd", "cluster store")
KubernetesNode(node1, "node-1", "")
KubernetesNode(node2, "node-2", "")
KubernetesPod(pod1, "api", "")
KubernetesPod(pod2, "worker", "")
KubernetesSvc(svc, "api-svc", "ClusterIP")

master --> etcd
master --> node1
master --> node2
node1 --> pod1
node2 --> pod2
svc --> pod1
@enduml

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Others in Kubernetes diagrams

Ingress to PodsIngress to service to pods. How traffic actually gets in.
Workload and ConfigurationDeployments with their config and secrets attached.
Stateful StoragePersistent volumes and claims. What survives a restart, and what does not.
RBACRoles and bindings. The diagram that finds the over-permissive service account.