build: add docker-registry chart and build changes

Author: dkoshkin

charts/cluster-api-runtime-extensions-nutanix/README.md

@@ -85,6 +85,8 @@ A Helm chart for cluster-api-runtime-extensions-nutanix
 | hooks.nfd.crsStrategy.defaultInstallationConfigMap.name | string | `"node-feature-discovery"` |  |
 | hooks.nfd.helmAddonStrategy.defaultValueTemplateConfigMap.create | bool | `true` |  |
 | hooks.nfd.helmAddonStrategy.defaultValueTemplateConfigMap.name | string | `"default-nfd-helm-values-template"` |  |
+| hooks.registryMirror.distribution.defaultValueTemplateConfigMap.create | bool | `true` |  |
+| hooks.registryMirror.distribution.defaultValueTemplateConfigMap.name | string | `"default-distribution-registry-mirror-helm-values-template"` |  |
 | hooks.serviceLoadBalancer.metalLB.defaultValueTemplateConfigMap.create | bool | `true` |  |
 | hooks.serviceLoadBalancer.metalLB.defaultValueTemplateConfigMap.name | string | `"default-metallb-helm-values-template"` |  |
 | hooks.virtualIP.kubeVip.defaultTemplateConfigMap.create | bool | `true` |  |

charts/cluster-api-runtime-extensions-nutanix/addons/registry-mirror/distribution/values-template.yaml

@@ -0,0 +1,11 @@
+replicaCount: 2
+persistence:
+  enabled: true
+service:
+  type: ClusterIP
+  clusterIP: {{ .ServiceIP }}
+  port: 80
+statefulSet:
+  enabled: true
+  syncer:
+    interval: 2m

charts/cluster-api-runtime-extensions-nutanix/templates/helm-config.yaml

@@ -27,6 +27,10 @@ data:
     ChartName: cosi
     ChartVersion: 0.0.1-alpha.5
     RepositoryURL: '{{ if .Values.helmRepository.enabled }}oci://helm-repository.{{ .Release.Namespace }}.svc/charts{{ else }}https://mesosphere.github.io/charts/stable/{{ end }}'
+  distribution-registry-mirror: |
+    ChartName: docker-registry
+    ChartVersion: 2.3.1
+    RepositoryURL: '{{ if .Values.helmRepository.enabled }}oci://helm-repository.{{ .Release.Namespace }}.svc/charts{{ else }}https://mesosphere.github.io/charts/staging/{{ end }}'
   local-path-provisioner-csi: |
     ChartName: local-path-provisioner
     ChartVersion: 0.0.31

charts/cluster-api-runtime-extensions-nutanix/templates/registry-mirror/distribution/helm-addon-installation.yaml

@@ -0,0 +1,12 @@
+# Copyright 2025 Nutanix. All rights reserved.
+# SPDX-License-Identifier: Apache-2.0
+
+{{- if .Values.hooks.registryMirror.distribution.defaultValueTemplateConfigMap.name }}
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: '{{ .Values.hooks.registryMirror.distribution.defaultValueTemplateConfigMap.name }}'
+data:
+  values.yaml: |-
+    {{- .Files.Get "addons/registry-mirror/distribution/values-template.yaml" | nindent 4 }}
+{{- end -}}

charts/cluster-api-runtime-extensions-nutanix/values.schema.json

@@ -504,6 +504,27 @@
                     },
                     "type": "object"
                 },
+                "registryMirror": {
+                    "properties": {
+                        "distribution": {
+                            "properties": {
+                                "defaultValueTemplateConfigMap": {
+                                    "properties": {
+                                        "create": {
+                                            "type": "boolean"
+                                        },
+                                        "name": {
+                                            "type": "string"
+                                        }
+                                    },
+                                    "type": "object"
+                                }
+                            },
+                            "type": "object"
+                        }
+                    },
+                    "type": "object"
+                },
                 "serviceLoadBalancer": {
                     "properties": {
                         "metalLB": {

charts/cluster-api-runtime-extensions-nutanix/values.yaml

@@ -111,6 +111,11 @@ hooks:
         defaultValueTemplateConfigMap:
           create: true
           name: default-cosi-controller-helm-values-template
+  registryMirror:
+    distribution:
+      defaultValueTemplateConfigMap:
+        create: true
+        name: default-distribution-registry-mirror-helm-values-template
 
 helmAddonsConfigMap: default-helm-addons-config
 

hack/addons/helm-chart-bundler/repos.yaml

@@ -31,6 +31,11 @@ repositories:
     charts:
       cosi:
       - 0.0.1-alpha.5
+  docker-registry:
+    repoURL: https://mesosphere.github.io/charts/staging/
+    charts:
+      docker-registry:
+      - 2.3.1
   local-path-provisioner:
     repoURL: https://charts.containeroo.ch
     charts:

hack/addons/kustomize/distribution-registry-mirror/kustomization.yaml.tmpl

@@ -0,0 +1,27 @@
+# Copyright 2025 Nutanix. All rights reserved.
+# SPDX-License-Identifier: Apache-2.0
+
+# NOTE This file is used by the tool in `hack/tools/helm-cm` to add
+# docker-registry chart metadata to the "helm-addons" ConfigMap. The tool takes
+# a kustomization as input. We do not use this file with kustomize.
+
+apiVersion: kustomize.config.k8s.io/v1beta1
+kind: Kustomization
+
+metadata:
+  name: registry-distribution
+
+sortOptions:
+  order: fifo
+
+helmCharts:
+- name: docker-registry
+  repo: https://mesosphere.github.io/charts/staging/
+  releaseName: registry-mirror
+  version: 2.3.1
+  valuesFile: helm-values.yaml
+  includeCRDs: true
+  skipTests: true
+  namespace: registry-mirror-system
+
+namespace: registry-mirror-system