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operator: sensible defaults to allow minimal configuration Jumpstarter resource creation #202
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85 changes: 85 additions & 0 deletions
85
deploy/operator/internal/controller/jumpstarter/endpoints/defaults.go
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,85 @@ | ||
| /* | ||
| Copyright 2025. | ||
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| Licensed under the Apache License, Version 2.0 (the "License"); | ||
| you may not use this file except in compliance with the License. | ||
| You may obtain a copy of the License at | ||
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| http://www.apache.org/licenses/LICENSE-2.0 | ||
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| Unless required by applicable law or agreed to in writing, software | ||
| distributed under the License is distributed on an "AS IS" BASIS, | ||
| WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| See the License for the specific language governing permissions and | ||
| limitations under the License. | ||
| */ | ||
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| package endpoints | ||
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| import ( | ||
| "fmt" | ||
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| operatorv1alpha1 "github.com/jumpstarter-dev/jumpstarter-controller/deploy/operator/api/v1alpha1" | ||
| ) | ||
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| // ensureEndpointServiceType ensures an endpoint has a service type enabled. | ||
| // If no service type is enabled, it auto-selects Route (if available), Ingress (if available), | ||
| // or ClusterIP as a fallback. | ||
| func ensureEndpointServiceType(endpoint *operatorv1alpha1.Endpoint, routeAvailable, ingressAvailable bool) { | ||
| // Skip if any service type is already enabled | ||
| if (endpoint.Route != nil && endpoint.Route.Enabled) || | ||
| (endpoint.Ingress != nil && endpoint.Ingress.Enabled) || | ||
| (endpoint.LoadBalancer != nil && endpoint.LoadBalancer.Enabled) || | ||
| (endpoint.NodePort != nil && endpoint.NodePort.Enabled) || | ||
| (endpoint.ClusterIP != nil && endpoint.ClusterIP.Enabled) { | ||
| return | ||
| } | ||
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| // Auto-select based on cluster capabilities, fallback to ClusterIP | ||
| if routeAvailable { | ||
| endpoint.Route = &operatorv1alpha1.RouteConfig{Enabled: true} | ||
| } else if ingressAvailable { | ||
| endpoint.Ingress = &operatorv1alpha1.IngressConfig{Enabled: true} | ||
| } else { | ||
| endpoint.ClusterIP = &operatorv1alpha1.ClusterIPConfig{Enabled: true} | ||
| } | ||
| } | ||
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| // ApplyEndpointDefaults generates default endpoints for a JumpstarterSpec | ||
| // based on the baseDomain and cluster capabilities (Route vs Ingress availability). | ||
| // It also ensures all existing endpoints have a service type enabled. | ||
| func ApplyEndpointDefaults(spec *operatorv1alpha1.JumpstarterSpec, routeAvailable, ingressAvailable bool) { | ||
| // Skip endpoint generation if no baseDomain is set | ||
| if spec.BaseDomain == "" { | ||
| return | ||
| } | ||
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| // Generate default controller gRPC endpoint if none specified | ||
| if len(spec.Controller.GRPC.Endpoints) == 0 { | ||
| endpoint := operatorv1alpha1.Endpoint{ | ||
| Address: fmt.Sprintf("grpc.%s", spec.BaseDomain), | ||
| } | ||
| ensureEndpointServiceType(&endpoint, routeAvailable, ingressAvailable) | ||
| spec.Controller.GRPC.Endpoints = []operatorv1alpha1.Endpoint{endpoint} | ||
| } else { | ||
| // Ensure existing endpoints have a service type enabled | ||
| for i := range spec.Controller.GRPC.Endpoints { | ||
| ensureEndpointServiceType(&spec.Controller.GRPC.Endpoints[i], routeAvailable, ingressAvailable) | ||
| } | ||
| } | ||
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| // Generate default router gRPC endpoints if none specified | ||
| if len(spec.Routers.GRPC.Endpoints) == 0 { | ||
| endpoint := operatorv1alpha1.Endpoint{ | ||
| // Use $(replica) placeholder for per-replica addresses | ||
| Address: fmt.Sprintf("router-$(replica).%s", spec.BaseDomain), | ||
| } | ||
| ensureEndpointServiceType(&endpoint, routeAvailable, ingressAvailable) | ||
| spec.Routers.GRPC.Endpoints = []operatorv1alpha1.Endpoint{endpoint} | ||
| } else { | ||
| // Ensure existing endpoints have a service type enabled | ||
| for i := range spec.Routers.GRPC.Endpoints { | ||
| ensureEndpointServiceType(&spec.Routers.GRPC.Endpoints[i], routeAvailable, ingressAvailable) | ||
| } | ||
| } | ||
| } | ||
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