ms/blueprintsprocessor/modules/commons/ssh-lib/src/main/kotlin/org/onap/ccsdk/cds/blueprintsprocessor/ssh/service/BluePrintSshLibPropertyService.kt

   1 /*
   2  *  Copyright © 2019 IBM.
   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.ssh.service
  18
  19 import com.fasterxml.jackson.databind.JsonNode
  20 import org.onap.ccsdk.cds.blueprintsprocessor.core.BluePrintPropertiesService
  21 import org.onap.ccsdk.cds.blueprintsprocessor.ssh.BasicAuthSshClientProperties
  22 import org.onap.ccsdk.cds.blueprintsprocessor.ssh.SshClientProperties
  23 import org.onap.ccsdk.cds.blueprintsprocessor.ssh.SshLibConstants
  24 import org.onap.ccsdk.cds.controllerblueprints.core.BluePrintProcessorException
  25 import org.onap.ccsdk.cds.controllerblueprints.core.utils.JacksonUtils
  26 import org.springframework.stereotype.Service
  27
  28 @Service(SshLibConstants.SERVICE_BLUEPRINT_SSH_LIB_PROPERTY)
  29 open class BluePrintSshLibPropertyService(private var bluePrintProperties: BluePrintPropertiesService) {
  30
  31     fun blueprintSshClientService(jsonNode: JsonNode): BlueprintSshClientService {
  32         val restClientProperties = sshClientProperties(jsonNode)
  33         return blueprintSshClientService(restClientProperties)
  34     }
  35
  36     fun blueprintSshClientService(selector: String): BlueprintSshClientService {
  37         val prefix = "${SshLibConstants.PROPERTY_SSH_CLIENT_PREFIX}$selector"
  38         val sshClientProperties = sshClientProperties(prefix)
  39         return blueprintSshClientService(sshClientProperties)
  40     }
  41
  42     fun sshClientProperties(prefix: String): SshClientProperties {
  43         val type = bluePrintProperties.propertyBeanType("$prefix.type", String::class.java)
  44         return when (type) {
  45             SshLibConstants.TYPE_BASIC_AUTH -> {
  46                 basicAuthSshClientProperties(prefix)
  47             }
  48             else -> {
  49                 throw BluePrintProcessorException("SSH adaptor($type) is not supported")
  50             }
  51         }
  52     }
  53
  54     fun sshClientProperties(jsonNode: JsonNode): SshClientProperties {
  55         val type = jsonNode.get("type")?.textValue()
  56             ?: throw BluePrintProcessorException("missing type field in ssh client properties")
  57         return when (type) {
  58             SshLibConstants.TYPE_BASIC_AUTH -> {
  59                 JacksonUtils.readValue(
  60                     jsonNode,
  61                     BasicAuthSshClientProperties::class.java
  62                 )!!
  63             }
  64             else -> {
  65                 throw BluePrintProcessorException("SSH adaptor($type) is not supported")
  66             }
  67         }
  68     }
  69
  70     private fun blueprintSshClientService(sshClientProperties: SshClientProperties): BlueprintSshClientService {
  71
  72         when (sshClientProperties) {
  73             is BasicAuthSshClientProperties -> {
  74                 return BasicAuthSshClientService(sshClientProperties)
  75             }
  76             else -> {
  77                 throw BluePrintProcessorException("couldn't get SSH client service for")
  78             }
  79         }
  80     }
  81
  82     private fun basicAuthSshClientProperties(prefix: String): BasicAuthSshClientProperties {
  83         return bluePrintProperties.propertyBeanType(
  84             prefix, BasicAuthSshClientProperties::class.java
  85         )
  86     }
  87 }