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

   1 /*
   2  * Copyright © 2017-2019 AT&T, Bell Canada, Nordix Foundation
   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.cds.blueprintsprocessor.rest.service
  18
  19 import org.apache.http.message.BasicHeader
  20 import org.onap.ccsdk.cds.blueprintsprocessor.rest.BasicAuthRestClientProperties
  21 import org.onap.ccsdk.cds.blueprintsprocessor.rest.RestClientProperties
  22 import org.onap.ccsdk.cds.blueprintsprocessor.rest.RestLibConstants
  23 import org.onap.ccsdk.cds.blueprintsprocessor.rest.utils.WebClientUtils
  24 import org.onap.ccsdk.cds.controllerblueprints.core.BluePrintProcessorException
  25 import org.springframework.http.HttpHeaders
  26 import org.springframework.http.MediaType
  27 import java.nio.charset.Charset
  28 import java.util.*
  29
  30 class BasicAuthRestClientService(private val restClientProperties:
  31                                  BasicAuthRestClientProperties) :
  32     BlueprintWebClientService {
  33
  34     override fun defaultHeaders(): Map<String, String> {
  35
  36         val encodedCredentials = setBasicAuth(restClientProperties.username,
  37             restClientProperties.password)
  38         return mapOf(
  39             HttpHeaders.CONTENT_TYPE to MediaType.APPLICATION_JSON_VALUE,
  40             HttpHeaders.ACCEPT to MediaType.APPLICATION_JSON_VALUE,
  41             HttpHeaders.AUTHORIZATION to "Basic $encodedCredentials")
  42     }
  43
  44     override fun host(uri: String): String {
  45         return restClientProperties.url + uri
  46     }
  47
  48
  49     override fun convertToBasicHeaders(headers: Map<String, String>):
  50         Array<BasicHeader> {
  51         val customHeaders: MutableMap<String, String> = headers.toMutableMap()
  52         //inject additionalHeaders
  53         customHeaders.putAll(verifyAdditionalHeaders(restClientProperties))
  54
  55         if (!headers.containsKey(HttpHeaders.AUTHORIZATION)) {
  56             val encodedCredentials = setBasicAuth(
  57                 restClientProperties.username,
  58                 restClientProperties.password)
  59             customHeaders[HttpHeaders.AUTHORIZATION] =
  60                 "Basic $encodedCredentials"
  61         }
  62         return super.convertToBasicHeaders(customHeaders)
  63     }
  64
  65     private fun setBasicAuth(username: String, password: String): String {
  66         val credentialsString = "$username:$password"
  67         return Base64.getEncoder().encodeToString(
  68             credentialsString.toByteArray(Charset.defaultCharset()))
  69     }
  70
  71 }