2 * ========================LICENSE_START=================================
5 * Copyright (C) 2020 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;
27 import org.oransc.policyagent.configuration.RicConfig;
28 import org.oransc.policyagent.repository.Policy;
29 import org.slf4j.Logger;
30 import org.slf4j.LoggerFactory;
32 import reactor.core.publisher.Flux;
33 import reactor.core.publisher.Mono;
35 public class SdncOnapA1Client implements A1Client {
36 private static final String URL_PREFIX = "/A1-ADAPTER-API:";
38 private static final Logger logger = LoggerFactory.getLogger(MethodHandles.lookup().lookupClass());
40 private final String a1ControllerUsername;
41 private final String a1ControllerPassword;
42 private final RicConfig ricConfig;
43 private final AsyncRestClient restClient;
45 public SdncOnapA1Client(RicConfig ricConfig, String baseUrl, String username, String password) {
46 this(ricConfig, username, password, new AsyncRestClient(baseUrl + "/restconf/operations"));
47 if (logger.isDebugEnabled()) {
48 logger.debug("SdncOnapA1Client for ric: {}, a1ControllerBaseUrl: {}", ricConfig.name(), baseUrl);
52 public SdncOnapA1Client(RicConfig ricConfig, String username, String password, AsyncRestClient restClient) {
53 this.ricConfig = ricConfig;
54 this.a1ControllerUsername = username;
55 this.a1ControllerPassword = password;
56 this.restClient = restClient;
60 public Mono<List<String>> getPolicyTypeIdentities() {
61 return getPolicyTypeIds() //
66 public Mono<List<String>> getPolicyIdentities() {
67 return getPolicyTypeIds() //
68 .flatMap(this::getPolicyIdentitiesByType) //
73 public Mono<String> getPolicyTypeSchema(String policyTypeId) {
74 SdncOnapAdapterInput inputParams = ImmutableSdncOnapAdapterInput.builder() //
75 .nearRtRicId(ricConfig.baseUrl()) //
76 .policyTypeId(policyTypeId) //
78 String inputJsonString = JsonHelper.createInputJsonString(inputParams);
79 logger.debug("POST getPolicyType inputJsonString = {}", inputJsonString);
82 .postWithAuthHeader(URL_PREFIX + "getPolicyType", inputJsonString, a1ControllerUsername,
83 a1ControllerPassword) //
84 .flatMap(response -> JsonHelper.getValueFromResponse(response, "policy-type")) //
85 .flatMap(JsonHelper::extractPolicySchema);
89 public Mono<String> putPolicy(Policy policy) {
90 SdncOnapAdapterInput inputParams = ImmutableSdncOnapAdapterInput.builder() //
91 .nearRtRicId(ricConfig.baseUrl()) //
92 .policyTypeId(policy.type().name()) //
93 .policyInstanceId(policy.id()) //
94 .policyInstance(policy.json()) //
95 .properties(new ArrayList<String>()) //
98 String inputJsonString = JsonHelper.createInputJsonString(inputParams);
99 logger.debug("POST putPolicy inputJsonString = {}", inputJsonString);
101 return restClient.postWithAuthHeader(URL_PREFIX + "createPolicyInstance", inputJsonString, a1ControllerUsername,
102 a1ControllerPassword);
106 public Mono<String> deletePolicy(Policy policy) {
107 return deletePolicyByTypeId(policy.type().name(), policy.id());
111 public Flux<String> deleteAllPolicies() {
112 return getPolicyTypeIds() //
113 .flatMap(this::deletePoliciesForType); //
117 public Mono<A1ProtocolType> getProtocolVersion() {
118 return getPolicyTypeIdentities() //
119 .flatMap(notUsed -> Mono.just(A1ProtocolType.SDNC_ONAP));
123 public Mono<String> getPolicyStatus(Policy policy) {
124 return Mono.error(new Exception("Status not implemented in the controller"));
127 private Flux<String> getPolicyTypeIds() {
128 SdncOnapAdapterInput inputParams = ImmutableSdncOnapAdapterInput.builder() //
129 .nearRtRicId(ricConfig.baseUrl()) //
131 String inputJsonString = JsonHelper.createInputJsonString(inputParams);
132 logger.debug("POST getPolicyTypeIdentities inputJsonString = {}", inputJsonString);
135 .postWithAuthHeader("/A1-ADAPTER-API:getPolicyTypes", inputJsonString, a1ControllerUsername,
136 a1ControllerPassword) //
137 .flatMap(response -> JsonHelper.getValueFromResponse(response, "policy-type-id-list")) //
138 .flatMapMany(JsonHelper::parseJsonArrayOfString);
141 private Flux<String> getPolicyIdentitiesByType(String policyTypeId) {
142 SdncOnapAdapterInput inputParams = ImmutableSdncOnapAdapterInput.builder() //
143 .nearRtRicId(ricConfig.baseUrl()) //
144 .policyTypeId(policyTypeId) //
146 String inputJsonString = JsonHelper.createInputJsonString(inputParams);
147 logger.debug("POST getPolicyIdentities inputJsonString = {}", inputJsonString);
150 .postWithAuthHeader("/A1-ADAPTER-API:getPolicyInstances", inputJsonString, a1ControllerUsername,
151 a1ControllerPassword) //
152 .flatMap(response -> JsonHelper.getValueFromResponse(response, "policy-instance-id-list")) //
153 .flatMapMany(JsonHelper::parseJsonArrayOfString);
156 private Flux<String> deletePoliciesForType(String typeId) {
157 return getPolicyIdentitiesByType(typeId) //
158 .flatMap(policyId -> deletePolicyByTypeId(typeId, policyId)); //
161 private Mono<String> deletePolicyByTypeId(String policyTypeId, String policyId) {
162 SdncOnapAdapterInput inputParams = ImmutableSdncOnapAdapterInput.builder() //
163 .nearRtRicId(ricConfig.baseUrl()) //
164 .policyTypeId(policyTypeId) //
165 .policyInstanceId(policyId) //
167 String inputJsonString = JsonHelper.createInputJsonString(inputParams);
168 logger.debug("POST deletePolicy inputJsonString = {}", inputJsonString);
170 return restClient.postWithAuthHeader("/A1-ADAPTER-API:deletePolicyInstance", inputJsonString,
171 a1ControllerUsername, a1ControllerPassword);