2 * ========================LICENSE_START=================================
5 * Copyright (C) 2019 Nordix Foundation
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
18 * ========================LICENSE_END===================================
21 package org.oransc.policyagent.clients;
23 import java.lang.invoke.MethodHandles;
24 import java.util.ArrayList;
25 import java.util.List;
26 import org.oransc.policyagent.configuration.RicConfig;
27 import org.oransc.policyagent.repository.Policy;
28 import org.slf4j.Logger;
29 import org.slf4j.LoggerFactory;
30 import reactor.core.publisher.Flux;
31 import reactor.core.publisher.Mono;
33 public class SdncOnapA1Client implements A1Client {
34 private static final String URL_PREFIX = "/A1-ADAPTER-API:";
36 private static final Logger logger = LoggerFactory.getLogger(MethodHandles.lookup().lookupClass());
38 private final String a1ControllerUsername;
39 private final String a1ControllerPassword;
40 private final RicConfig ricConfig;
41 private final AsyncRestClient restClient;
43 public SdncOnapA1Client(RicConfig ricConfig, String baseUrl, String username, String password) {
44 this(ricConfig, username, password, new AsyncRestClient(baseUrl + "/restconf/operations"));
45 if (logger.isDebugEnabled()) {
46 logger.debug("SdnrOnapA1Client for ric: {}, a1ControllerBaseUrl: {}", ricConfig.name(), baseUrl);
50 public SdncOnapA1Client(RicConfig ricConfig, String username, String password, AsyncRestClient restClient) {
51 this.ricConfig = ricConfig;
52 this.a1ControllerUsername = username;
53 this.a1ControllerPassword = password;
54 this.restClient = restClient;
58 public Mono<List<String>> getPolicyTypeIdentities() {
59 return getPolicyTypeIds() //
64 public Mono<List<String>> getPolicyIdentities() {
65 return getPolicyTypeIds() //
66 .flatMap(this::getPolicyIdentitiesByType) //
71 public Mono<String> getPolicyTypeSchema(String policyTypeId) {
72 SdncOnapAdapterInput inputParams = ImmutableSdncOnapAdapterInput.builder() //
73 .nearRtRicId(ricConfig.baseUrl()) //
74 .policyTypeId(policyTypeId) //
76 String inputJsonString = JsonHelper.createInputJsonString(inputParams);
77 logger.debug("POST getPolicyType inputJsonString = {}", inputJsonString);
80 .postWithAuthHeader(URL_PREFIX + "getPolicyType", inputJsonString, a1ControllerUsername,
81 a1ControllerPassword) //
82 .flatMap(response -> JsonHelper.getValueFromResponse(response, "policy-type")) //
83 .flatMap(JsonHelper::extractPolicySchema);
87 public Mono<String> putPolicy(Policy policy) {
88 SdncOnapAdapterInput inputParams = ImmutableSdncOnapAdapterInput.builder() //
89 .nearRtRicId(ricConfig.baseUrl()) //
90 .policyTypeId(policy.type().name()) //
91 .policyInstanceId(policy.id()) //
92 .policyInstance(policy.json()) //
93 .properties(new ArrayList<String>()) //
96 String inputJsonString = JsonHelper.createInputJsonString(inputParams);
97 logger.debug("POST putPolicy inputJsonString = {}", inputJsonString);
99 return restClient.postWithAuthHeader(URL_PREFIX + "createPolicyInstance", inputJsonString,
100 a1ControllerUsername, a1ControllerPassword);
104 public Mono<String> deletePolicy(Policy policy) {
105 return deletePolicyByTypeId(policy.type().name(), policy.id());
109 public Flux<String> deleteAllPolicies() {
110 return getPolicyTypeIds() //
111 .flatMap(this::deletePoliciesForType); //
115 public Mono<A1ProtocolType> getProtocolVersion() {
116 return getPolicyTypeIdentities() //
117 .flatMap(notUsed -> Mono.just(A1ProtocolType.SDNC_ONAP));
121 public Mono<String> getPolicyStatus(Policy policy) {
122 return Mono.error(new Exception("Status not implemented in the controller"));
125 private Flux<String> getPolicyTypeIds() {
126 SdncOnapAdapterInput inputParams = ImmutableSdncOnapAdapterInput.builder() //
127 .nearRtRicId(ricConfig.baseUrl()) //
129 String inputJsonString = JsonHelper.createInputJsonString(inputParams);
130 logger.debug("POST getPolicyTypeIdentities inputJsonString = {}", inputJsonString);
133 .postWithAuthHeader("/A1-ADAPTER-API:getPolicyTypes", inputJsonString, a1ControllerUsername,
134 a1ControllerPassword) //
135 .flatMap(response -> JsonHelper.getValueFromResponse(response, "policy-type-id-list")) //
136 .flatMapMany(JsonHelper::parseJsonArrayOfString);
139 private Flux<String> getPolicyIdentitiesByType(String policyTypeId) {
140 SdncOnapAdapterInput inputParams = ImmutableSdncOnapAdapterInput.builder() //
141 .nearRtRicId(ricConfig.baseUrl()) //
142 .policyTypeId(policyTypeId) //
144 String inputJsonString = JsonHelper.createInputJsonString(inputParams);
145 logger.debug("POST getPolicyIdentities inputJsonString = {}", inputJsonString);
148 .postWithAuthHeader("/A1-ADAPTER-API:getPolicyInstances", inputJsonString, a1ControllerUsername,
149 a1ControllerPassword) //
150 .flatMap(response -> JsonHelper.getValueFromResponse(response, "policy-instance-id-list")) //
151 .flatMapMany(JsonHelper::parseJsonArrayOfString);
154 private Flux<String> deletePoliciesForType(String typeId) {
155 return getPolicyIdentitiesByType(typeId) //
156 .flatMap(policyId -> deletePolicyByTypeId(typeId, policyId)); //
159 private Mono<String> deletePolicyByTypeId(String policyTypeId, String policyId) {
160 SdncOnapAdapterInput inputParams = ImmutableSdncOnapAdapterInput.builder() //
161 .nearRtRicId(ricConfig.baseUrl()) //
162 .policyTypeId(policyTypeId) //
163 .policyInstanceId(policyId) //
165 String inputJsonString = JsonHelper.createInputJsonString(inputParams);
166 logger.debug("POST deletePolicy inputJsonString = {}", inputJsonString);
168 return restClient.postWithAuthHeader("/A1-ADAPTER-API:deletePolicyInstance", inputJsonString,
169 a1ControllerUsername, a1ControllerPassword);