gerrit.onap Code Review - ccsdk/cds.git/blob

   1 /*
   2  * Copyright © 2017-2018 AT&T Intellectual Property.
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  *     http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17 package org.onap.ccsdk.apps.blueprintsprocessor.rest.service
  18
  19 import io.netty.handler.ssl.SslContextBuilder
  20 import org.onap.ccsdk.apps.blueprintsprocessor.rest.SSLBasicAuthRestClientProperties
  21 import org.onap.ccsdk.apps.blueprintsprocessor.rest.utils.WebClientUtils
  22 import org.springframework.http.HttpHeaders
  23 import org.springframework.http.MediaType
  24 import org.springframework.http.client.reactive.ReactorClientHttpConnector
  25 import org.springframework.web.reactive.function.BodyInserters
  26 import org.springframework.web.reactive.function.client.WebClient
  27 import reactor.netty.http.client.HttpClient
  28 import java.io.File
  29 import java.security.KeyStore
  30 import java.security.cert.X509Certificate
  31
  32
  33 class SSLBasicAuthRestClientService(private val restClientProperties: SSLBasicAuthRestClientProperties) : BlueprintWebClientService {
  34
  35     override fun webClient(): WebClient {
  36
  37         // Load the Keystore Information
  38         val ketInputStream = File(restClientProperties.sslKey).inputStream()
  39         val ks = KeyStore.getInstance(restClientProperties.keyStoreInstance)
  40         ks.load(ketInputStream, restClientProperties.sslKeyPasswd.toCharArray())
  41
  42         // Manage Trust Store
  43         val trustCertCollection = ks.aliases().toList().map { alias ->
  44             ks.getCertificate(alias) as X509Certificate
  45         }.toTypedArray()
  46         val sslContext = SslContextBuilder
  47                 .forClient()
  48                 .trustManager(*trustCertCollection)
  49                 .build()
  50
  51         // Create Http Client
  52         val httpClient = HttpClient.create().secure { t -> t.sslContext(sslContext) }
  53
  54         return WebClient.builder()
  55                 .baseUrl(restClientProperties.url)
  56                 .defaultHeader(HttpHeaders.CONTENT_TYPE, MediaType.APPLICATION_JSON_VALUE)
  57                 .defaultHeader(HttpHeaders.ACCEPT, MediaType.APPLICATION_JSON_VALUE)
  58                 .filter(WebClientUtils.logRequest())
  59                 .clientConnector(ReactorClientHttpConnector(httpClient)).build()
  60     }
  61
  62     override fun <T> getResource(path: String, responseType: Class<T>): T {
  63         return getResource(path, null, responseType)
  64     }
  65
  66     override fun <T> getResource(path: String, headers: Map<String, String>?, responseType: Class<T>): T {
  67         return webClient().get()
  68                 .uri(path)
  69                 .headers { httpHeaders ->
  70                     headers?.forEach {
  71                         httpHeaders.set(it.key, it.value)
  72                     }
  73                 }
  74                 .retrieve()
  75                 .bodyToMono(responseType).block()!!
  76     }
  77
  78     override fun <T> postResource(path: String, request: Any, responseType: Class<T>): T {
  79         return postResource(path, null, request, responseType)
  80     }
  81
  82     override fun <T> postResource(path: String, headers: Map<String, String>?, request: Any, responseType: Class<T>): T {
  83         return webClient().post()
  84                 .uri(path)
  85                 .headers { httpHeaders ->
  86                     headers?.forEach {
  87                         httpHeaders.set(it.key, it.value)
  88                     }
  89                 }
  90                 .body(BodyInserters.fromObject(request))
  91                 .retrieve().bodyToMono(responseType).block()!!
  92     }
  93
  94     override fun <T> exchangeResource(methodType: String, path: String, request: Any, responseType: Class<T>): T {
  95         TODO("not implemented") //To change body of created functions use File | Settings | File Templates.
  96     }
  97 }