feat: added configure option to registry-aliases addon

cmd/minikube/cmd/config/configure.go

@@ -23,6 +23,7 @@ import (
 
 	"github.com/spf13/cobra"
 	"k8s.io/minikube/pkg/addons"
+	"k8s.io/minikube/pkg/minikube/assets"
 	"k8s.io/minikube/pkg/minikube/config"
 	"k8s.io/minikube/pkg/minikube/exit"
 	"k8s.io/minikube/pkg/minikube/mustload"
@@ -234,6 +235,26 @@ var addonsConfigureCmd = &cobra.Command{
 			if err := config.SaveProfile(profile, cfg); err != nil {
 				out.ErrT(style.Fatal, "Failed to save config {{.profile}}", out.V{"profile": profile})
 			}
+		case "registry-aliases":
+			profile := ClusterFlagValue()
+			_, cfg := mustload.Partial(profile)
+			validator := func(s string) bool {
+				format := regexp.MustCompile(`^([a-zA-Z0-9-_]+\.[a-zA-Z0-9-_]+)+(\ [a-zA-Z0-9-_]+\.[a-zA-Z0-9-_]+)*$`)
+				return format.MatchString(s)
+			}
+			registryAliases := AskForStaticValidatedValue("-- Enter registry aliases separated by space: ", validator)
+			cfg.KubernetesConfig.RegistryAliases = registryAliases
+
+			if err := config.SaveProfile(profile, cfg); err != nil {
+				out.ErrT(style.Fatal, "Failed to save config {{.profile}}", out.V{"profile": profile})
+			}
+			addon := assets.Addons["registry-aliases"]
+			if addon.IsEnabled(cfg) {
+				// Re-enable registry-aliases addon in order to generate template manifest files with custom hosts
+				if err := addons.EnableOrDisableAddon(cfg, "registry-aliases", "true"); err != nil {
+					out.ErrT(style.Fatal, "Failed to configure registry-aliases {{.profile}}", out.V{"profile": profile})
+				}
+			}
 
 		default:
 			out.FailureT("{{.name}} has no available configuration options", out.V{"name": addon})

deploy/addons/registry-aliases/registry-aliases-config.tmpl

@@ -9,11 +9,14 @@ metadata:
 data:
   # Add additional hosts separated by new-line
   registryAliases: >-
+   {{- if .RegistryAliases}}
+   {{ .RegistryAliases}}
+   {{- else}}
     example.org
     example.com
     test.com
     test.org
+   {{- end}}
     registry.minikube
   # default registry address in minikube when enabled via minikube addons enable registry
-  registrySvc: registry.kube-system.svc.cluster.local
-
+  registrySvc: registry.kube-system.svc.cluster.local

pkg/minikube/assets/addons.go

@@ -811,6 +811,7 @@ func GenerateTemplateData(addon *Addon, cfg config.KubernetesConfig, netInfo Net
 		CustomIngressCert      string
 		IngressAPIVersion      string
 		ContainerRuntime       string
+		RegistryAliases        string
 		Images                 map[string]string
 		Registries             map[string]string
 		CustomRegistries       map[string]string
@@ -823,6 +824,7 @@ func GenerateTemplateData(addon *Addon, cfg config.KubernetesConfig, netInfo Net
 		LoadBalancerStartIP:    cfg.LoadBalancerStartIP,
 		LoadBalancerEndIP:      cfg.LoadBalancerEndIP,
 		CustomIngressCert:      cfg.CustomIngressCert,
+		RegistryAliases:        cfg.RegistryAliases,
 		IngressAPIVersion:      "v1", // api version for ingress (eg, "v1beta1"; defaults to "v1" for k8s 1.19+)
 		ContainerRuntime:       cfg.ContainerRuntime,
 		Images:                 images,

pkg/minikube/config/types.go

@@ -118,6 +118,7 @@ type KubernetesConfig struct {
 	LoadBalancerStartIP string // currently only used by MetalLB addon
 	LoadBalancerEndIP   string // currently only used by MetalLB addon
 	CustomIngressCert   string // used by Ingress addon
+	RegistryAliases     string // currently only used by registry-aliases addon
 	ExtraOptions        ExtraOptionSlice
 
 	ShouldLoadCachedImages bool