| /* |
| 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 metadata |
| |
| import ( |
| "regexp" |
| "strings" |
| |
| "github.com/apache/camel-k/pkg/util/camel" |
| |
| "github.com/apache/camel-k/pkg/apis/camel/v1alpha1" |
| ) |
| |
| var restIndicator = regexp.MustCompile(`.*rest\s*\([^)]*\).*`) |
| var xmlRestIndicator = regexp.MustCompile(`.*<\s*rest\s+[^>]*>.*`) |
| |
| // requiresHTTPService returns true if the integration needs to expose itself through HTTP |
| func requiresHTTPService(catalog *camel.RuntimeCatalog, source v1alpha1.SourceSpec, fromURIs []string) bool { |
| if hasRestIndicator(source) { |
| return true |
| } |
| return containsHTTPURIs(catalog, fromURIs) |
| } |
| |
| // hasOnlyPassiveEndpoints returns true if the integration has no endpoint that needs to remain always active |
| func hasOnlyPassiveEndpoints(catalog *camel.RuntimeCatalog, _ v1alpha1.SourceSpec, fromURIs []string) bool { |
| passivePlusHTTP := make(map[string]bool) |
| catalog.VisitSchemes(func(id string, scheme v1alpha1.CamelScheme) bool { |
| if scheme.HTTP || scheme.Passive { |
| passivePlusHTTP[id] = true |
| } |
| |
| return true |
| }) |
| |
| return containsOnlyURIsIn(fromURIs, passivePlusHTTP) |
| } |
| |
| func containsHTTPURIs(catalog *camel.RuntimeCatalog, fromURI []string) bool { |
| for _, uri := range fromURI { |
| prefix := getURIPrefix(uri) |
| scheme, ok := catalog.GetScheme(prefix) |
| |
| if !ok { |
| // scheme dees not exists |
| continue |
| } |
| |
| if scheme.HTTP { |
| return true |
| } |
| } |
| |
| return false |
| } |
| |
| func containsOnlyURIsIn(fromURI []string, allowed map[string]bool) bool { |
| for _, uri := range fromURI { |
| prefix := getURIPrefix(uri) |
| if enabled, ok := allowed[prefix]; !ok || !enabled { |
| return false |
| } |
| } |
| return true |
| } |
| |
| func getURIPrefix(uri string) string { |
| parts := strings.SplitN(uri, ":", 2) |
| if len(parts) > 0 { |
| return parts[0] |
| } |
| return "" |
| } |
| |
| func hasRestIndicator(source v1alpha1.SourceSpec) bool { |
| pat := getRestIndicatorRegexpsForLanguage(source.InferLanguage()) |
| return pat.MatchString(source.Content) |
| } |
| |
| func getRestIndicatorRegexpsForLanguage(language v1alpha1.Language) *regexp.Regexp { |
| switch language { |
| case v1alpha1.LanguageXML: |
| return xmlRestIndicator |
| default: |
| return restIndicator |
| } |
| } |