| /* |
| Licensed to the Apache Software Foundation (ASF) under one or more |
| contributor license agreements. See the NOTICE file distributed with |
| this work for additional information regarding copyright ownership. |
| The ASF licenses this file to You 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 |
| |
| http://www.apache.org/licenses/LICENSE-2.0 |
| |
| 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. |
| */ |
| |
| package trait |
| |
| import ( |
| v1 "github.com/apache/camel-k/pkg/apis/camel/v1" |
| "github.com/apache/camel-k/pkg/metadata" |
| "github.com/apache/camel-k/pkg/util/kubernetes" |
| corev1 "k8s.io/api/core/v1" |
| metav1 "k8s.io/apimachinery/pkg/apis/meta/v1" |
| ) |
| |
| // The Service trait exposes the integration with a Service resource so that it can be accessed by other applications |
| // (or integrations) in the same namespace. |
| // |
| // It's enabled by default if the integration depends on a Camel component that can expose a HTTP endpoint. |
| // |
| // +camel-k:trait=service |
| type serviceTrait struct { |
| BaseTrait `property:",squash"` |
| // To automatically detect from the code if a Service needs to be created. |
| Auto *bool `property:"auto"` |
| // Enable Service to be exposed as NodePort |
| NodePort *bool `property:"nodeport"` |
| } |
| |
| const ( |
| serviceTraitID = "service" |
| httpPortName = "http" |
| ) |
| |
| func newServiceTrait() Trait { |
| return &serviceTrait{ |
| BaseTrait: NewBaseTrait(serviceTraitID, 1500), |
| } |
| } |
| |
| // IsAllowedInProfile overrides default |
| func (t *serviceTrait) IsAllowedInProfile(profile v1.TraitProfile) bool { |
| return profile == v1.TraitProfileKubernetes || |
| profile == v1.TraitProfileOpenShift |
| } |
| |
| func (t *serviceTrait) isEnabled() bool { |
| return t.Enabled == nil || *t.Enabled |
| } |
| |
| func (t *serviceTrait) Configure(e *Environment) (bool, error) { |
| if !t.isEnabled() { |
| e.Integration.Status.SetCondition( |
| v1.IntegrationConditionServiceAvailable, |
| corev1.ConditionFalse, |
| v1.IntegrationConditionServiceNotAvailableReason, |
| "explicitly disabled", |
| ) |
| |
| return false, nil |
| } |
| |
| if !e.IntegrationInPhase(v1.IntegrationPhaseDeploying, v1.IntegrationPhaseRunning) { |
| return false, nil |
| } |
| |
| if t.Auto == nil || *t.Auto { |
| sources, err := kubernetes.ResolveIntegrationSources(t.Ctx, t.Client, e.Integration, e.Resources) |
| if err != nil { |
| e.Integration.Status.SetCondition( |
| v1.IntegrationConditionServiceAvailable, |
| corev1.ConditionFalse, |
| v1.IntegrationConditionServiceNotAvailableReason, |
| err.Error(), |
| ) |
| |
| return false, err |
| } |
| |
| meta := metadata.ExtractAll(e.CamelCatalog, sources) |
| if !meta.ExposesHTTPServices { |
| e.Integration.Status.SetCondition( |
| v1.IntegrationConditionServiceAvailable, |
| corev1.ConditionFalse, |
| v1.IntegrationConditionServiceNotAvailableReason, |
| "no http service required", |
| ) |
| |
| return false, nil |
| } |
| } |
| |
| return true, nil |
| } |
| |
| func (t *serviceTrait) isNodeport() bool { |
| return t.NodePort == nil || *t.NodePort |
| |
| } |
| |
| func (t *serviceTrait) Apply(e *Environment) error { |
| svc := e.Resources.GetServiceForIntegration(e.Integration) |
| // add a new service if not already created |
| if svc == nil { |
| svc = getServiceFor(e) |
| |
| if t.isNodeport() { |
| svc.Spec.Type = "NodePort" |
| } |
| |
| } |
| e.Resources.Add(svc) |
| return nil |
| } |
| |
| func getServiceFor(e *Environment) *corev1.Service { |
| return &corev1.Service{ |
| TypeMeta: metav1.TypeMeta{ |
| Kind: "Service", |
| APIVersion: "v1", |
| }, |
| ObjectMeta: metav1.ObjectMeta{ |
| Name: e.Integration.Name, |
| Namespace: e.Integration.Namespace, |
| Labels: map[string]string{ |
| v1.IntegrationLabel: e.Integration.Name, |
| }, |
| }, |
| Spec: corev1.ServiceSpec{ |
| Ports: []corev1.ServicePort{}, |
| Selector: map[string]string{ |
| v1.IntegrationLabel: e.Integration.Name, |
| }, |
| }, |
| } |
| } |