yaml render func

cmd/dkl-dir2config/render-cluster.go

@@ -52,7 +52,7 @@ func clusterFuncs(clusterSpec *clustersconfig.Cluster) map[string]interface{} {
 
 		"hosts_by_group": func(group string) (hosts []interface{}) {
 			for _, host := range src.Hosts {
-				if host.Group == group {
+				if host.Cluster == cluster && host.Group == group {
 					hosts = append(hosts, asMap(host))
 				}
 			}
@@ -101,12 +101,18 @@ func renderAddons(cluster *clustersconfig.Cluster) string {
 		return ""
 	}
 
-	addons := src.Addons[cluster.Addons]
+	buf := new(bytes.Buffer)
+
+	for _, addonSet := range cluster.Addons {
+		addons := src.Addons[addonSet]
 		if addons == nil {
-		log.Fatalf("cluster %q: no addons with name %q", cluster.Name, cluster.Addons)
+			log.Fatalf("cluster %q: no addons with name %q", cluster.Name, addonSet)
 		}
 
-	return string(renderClusterTemplates(cluster, "addons", addons))
+		buf.Write(renderClusterTemplates(cluster, "addons", addons))
+	}
+
+	return buf.String()
 }
 
 type namePod struct {

pkg/clustersconfig/clustersconfig.go

@@ -135,6 +135,11 @@ func (t *Template) Execute(contextName, elementName string, wr io.Writer, data i
 			indented = indent + strings.Replace(s, "\n", "\n"+indent, -1)
 			return
 		},
+		"yaml": func(v any) (s string, err error) {
+			ba, err := yaml.Marshal(v)
+			s = string(ba)
+			return
+		},
 	}
 
 	for name, f := range extraFuncs {
@@ -221,7 +226,7 @@ type Cluster struct {
 	Annotations map[string]string
 
 	Domain  string
-	Addons  string
+	Addons  []string
 	Subnets struct {
 		Services string
 		Pods     string

pkg/clustersconfig/dir.go

@@ -102,11 +102,12 @@ func FromDir(
 
 	// cluster addons
 	for _, cluster := range config.Clusters {
-		addonSet := cluster.Addons
+		addonSets := cluster.Addons
-		if len(addonSet) == 0 {
+		if len(addonSets) == 0 {
 			continue
 		}
 
+		for _, addonSet := range addonSets {
 			if _, ok := config.Addons[addonSet]; ok {
 				continue
 			}
@@ -118,6 +119,7 @@ func FromDir(
 
 			config.Addons[addonSet] = templates
 		}
+	}
 
 	// cluster bootstrap pods
 	for _, host := range config.Hosts {