ms/blueprintsprocessor/modules/inbounds/health-api-common/src/main/kotlin/org/onap/ccsdk/cds/blueprintsprocessor/healthapi/service/EndPointExecution.kt

   1 /*
   2  * Copyright © 2019-2020 Orange.
   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.healthapi.service
  18
  19 import com.fasterxml.jackson.databind.ObjectMapper
  20 import org.onap.ccsdk.cds.blueprintsprocessor.healthapi.domain.ApplicationHealth
  21 import org.onap.ccsdk.cds.blueprintsprocessor.healthapi.domain.ServiceEndpoint
  22 import org.onap.ccsdk.cds.blueprintsprocessor.healthapi.domain.WebClientEnpointResponse
  23 import org.onap.ccsdk.cds.blueprintsprocessor.rest.BasicAuthRestClientProperties
  24 import org.onap.ccsdk.cds.blueprintsprocessor.rest.service.BasicAuthRestClientService
  25 import org.onap.ccsdk.cds.blueprintsprocessor.rest.service.BlueprintWebClientService
  26 import org.slf4j.LoggerFactory
  27 import org.springframework.http.HttpMethod
  28 import org.springframework.stereotype.Service
  29
  30 /**
  31  * Service for executing services endpoint with rest-lib project .
  32  *
  33  * @author Shaaban Ebrahim
  34  * @version 1.0
  35  */
  36 @Service
  37 open class EndPointExecution(
  38     private val basicAuthRestClientService: BasicAuthRestClientService,
  39     private val restClientProperties: BasicAuthRestClientProperties
  40 ) {
  41
  42     private var logger = LoggerFactory.getLogger(EndPointExecution::class.java)
  43
  44     open fun retrieveWebClientResponse(serviceEndpoint: ServiceEndpoint): WebClientEnpointResponse? {
  45         try {
  46             addClientPropertiesConfiguration(serviceEndpoint)
  47             val result = basicAuthRestClientService.exchangeResource(HttpMethod.GET.name, "", "")
  48             if (result.status == 200)
  49                 return WebClientEnpointResponse(result)
  50         } catch (e: Exception) {
  51             logger.error("service name ${serviceEndpoint.serviceName} is down ${e.message}")
  52         }
  53         return WebClientEnpointResponse(BlueprintWebClientService.WebClientResponse(500, ""))
  54     }
  55
  56     private fun addClientPropertiesConfiguration(serviceEndpoint: ServiceEndpoint) {
  57         restClientProperties.url = serviceEndpoint.serviceLink
  58     }
  59
  60     open fun getHealthFromWebClientEnpointResponse(webClientEnpointResponse: WebClientEnpointResponse): ApplicationHealth? {
  61         return mappingMetricsToDTO(webClientEnpointResponse?.response?.body.toString())
  62     }
  63
  64     private fun mappingMetricsToDTO(body: String): ApplicationHealth {
  65         return ObjectMapper().readValue(body, ApplicationHealth::class.java)
  66     }
  67 }