1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
|
/*-
* ============LICENSE_START=======================================================
* ONAP : CCSDK.apps
* ================================================================================
* Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
* ================================================================================
* Modifications Copyright (C) 2018 IBM.
* ================================================================================
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
* ============LICENSE_END=========================================================
*/
package org.onap.ccsdk.apps.ms.neng.core.service;
import com.fasterxml.jackson.databind.ObjectMapper;
import java.sql.Timestamp;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.logging.Logger;
import java.util.regex.Pattern;
import javax.transaction.Transactional;
import org.onap.ccsdk.apps.ms.neng.core.exceptions.NengException;
import org.onap.ccsdk.apps.ms.neng.core.gen.NameGenerator;
import org.onap.ccsdk.apps.ms.neng.core.persistence.NamePersister;
import org.onap.ccsdk.apps.ms.neng.core.policy.PolicyFinder;
import org.onap.ccsdk.apps.ms.neng.core.policy.PolicyParameters;
import org.onap.ccsdk.apps.ms.neng.core.policy.PolicyReader;
import org.onap.ccsdk.apps.ms.neng.core.resource.model.HelloWorld;
import org.onap.ccsdk.apps.ms.neng.core.resource.model.NameGenRequest;
import org.onap.ccsdk.apps.ms.neng.core.resource.model.NameGenResponse;
import org.onap.ccsdk.apps.ms.neng.core.seq.SequenceGenerator;
import org.onap.ccsdk.apps.ms.neng.core.validator.AaiNameValidator;
import org.onap.ccsdk.apps.ms.neng.core.validator.DbNameValidator;
import org.onap.ccsdk.apps.ms.neng.core.validator.ExternalKeyValidator;
import org.onap.ccsdk.apps.ms.neng.persistence.entity.GeneratedName;
import org.onap.ccsdk.apps.ms.neng.persistence.entity.PolicyDetails;
import org.onap.ccsdk.apps.ms.neng.persistence.entity.ServiceParameter;
import org.onap.ccsdk.apps.ms.neng.persistence.repository.GeneratedNameRespository;
import org.onap.ccsdk.apps.ms.neng.persistence.repository.PolicyDetailsRepository;
import org.onap.ccsdk.apps.ms.neng.persistence.repository.ServiceParameterRepository;
import org.onap.ccsdk.apps.ms.neng.service.extinf.impl.AaiServiceImpl;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.stereotype.Service;
/**
* Implementation of the APIs exposed by this micro-service.
*/
@Service
public class SpringServiceImpl implements SpringService {
private static Logger log = Logger.getLogger(SpringServiceImpl.class.getName());
@Autowired AaiServiceImpl aaiService;
@Autowired ExternalKeyValidator externalKeyValidator;
@Autowired @Qualifier("policyFinderServiceImpl") PolicyFinder policyFinder;
@Autowired @Qualifier("policyFinderServiceDbImpl") PolicyFinder policyFinderDbImpl;
@Autowired PolicyParameters policyParameters;
@Autowired SequenceGenerator sequenceGenerator;
@Autowired DbNameValidator dbNameValidator;
@Autowired PolicyDetailsRepository policyDetailsRepository;
@Autowired AaiNameValidator aaiNameValidator;
@Autowired NamePersister namePersister;
@Autowired ServiceParameterRepository serviceParamRepo;
@Autowired GeneratedNameRespository generatedNameRepository;
/**
* API to add a naming policy to the database cache in this micro-service.
*/
@Override
public void addPolicy(Object request) throws Exception {
@SuppressWarnings("unchecked")
Map<String, Object> policyData = (Map<String, Object>)request;
PolicyDetails pd = new PolicyDetails();
String name = (String) policyData.get("policyName");
pd.setPolicyName(name);
ObjectMapper objectmapper = new ObjectMapper();
log.info(objectmapper.writeValueAsString(policyData.get("policyValue")));
pd.setPolicyResponse((String)policyData.get("policyValue"));
policyDetailsRepository.save(pd);
}
/**
* Name generation API -- generates or updates the name.
*/
@Transactional(rollbackOn = Exception.class)
public NameGenResponse generateOrUpdateName(NameGenRequest request) throws Exception {
if (isUpdateRequest(request)) {
NameGenResponse resp = new NameGenResponse();
resp.setElements(updateNetworkElementName(request));
return resp;
} else {
return genNetworkElementName(request);
}
}
/**
* Name generation API.
*/
@Transactional(rollbackOn = Exception.class)
public NameGenResponse genNetworkElementName(NameGenRequest request) throws Exception {
try {
Map<String, Map<String, String>> earlierNames = new HashMap<>();
List<Map<String, String>> allElements = new ArrayList<>();
Map<String, Map<String, ?>> policyCache = new HashMap<>();
List<Map<String, String>> generatedNames = new ArrayList<>();
List<String> earlierNamingTypes = new ArrayList<>();
validateRequest(request);
if (request.getElements() != null && !request.getElements().isEmpty()) {
allElements.addAll(request.getElements());
}
PolicyFinder policyFinderImpl = findPolicyFinderImpl(request);
for (Map<String, String> requestElement : allElements) {
log.info("Processing " + requestElement.toString());
NameGenerator nameGen = new NameGenerator(policyFinderImpl, policyParameters, sequenceGenerator,
dbNameValidator, aaiNameValidator, namePersister, requestElement, allElements,
earlierNames, policyCache, earlierNamingTypes);
generatedNames.add(nameGen.generate());
}
NameGenResponse resp = new NameGenResponse();
resp.setElements(generatedNames);
return resp;
} catch (Exception e) {
if (e instanceof NengException) {
throw e;
} else {
e.printStackTrace();
log.warning(e.getMessage());
throw new Exception("Internal error occurred while processing the request");
}
}
}
/**
* API to return naming policy cached in this micro-service.
*/
@Override
public PolicyDetails getPolicyDetails(String policyName) {
try {
return policyDetailsRepository.findPolicyResponseByName(policyName);
} catch (Exception e) {
log.warning(e.getMessage());
return new PolicyDetails();
}
}
/**
* Heart-beat/ping API.
*/
@Override
public HelloWorld getQuickHello(String name) {
if (name == null || name.isEmpty()) {
name = "world";
}
String message = "Hello " + name + "!";
log.info(message);
HelloWorld hello = new HelloWorld(message);
log.info(hello.toString());
return hello;
}
/**
* Name removal API.
*/
@Transactional(rollbackOn = Exception.class)
public NameGenResponse releaseNetworkElementName(NameGenRequest request) throws Exception {
NameGenResponse response = new NameGenResponse();
Timestamp curTime = new Timestamp(System.currentTimeMillis());
try {
for (Map<String, String> requestElement : request.getElements()) {
String key = requestElement.get("external-key");
List<GeneratedName> generatedNames = generatedNameRepository.findByExternalId(key);
for (GeneratedName generatedName : generatedNames) {
generatedName.setIsReleased("Y");
generatedName.setLastUpdatedTime(curTime);
}
buildUnAssignResponse(generatedNames, response);
}
return response;
} catch (Exception e) {
if (e instanceof NengException) {
throw e;
} else {
log.warning(e.getMessage());
throw new Exception("Internal error occurred while processing the request");
}
}
}
/**
* Name update API.
*/
@Override
@Transactional(rollbackOn = Exception.class)
public List<Map<String, String>> updateNetworkElementName(NameGenRequest request) throws Exception {
List<Map<String, String>> responseList = new ArrayList<>();
for (Map<String, String> reqElement :request.getElements()) {
NameGenerator nameGen = new NameGenerator(null, null,null, null, aaiNameValidator, namePersister,
reqElement, request.getElements(),null, null, null);
Map<String, String> resp = nameGen.updateGenerateName();
responseList.add(resp);
}
return responseList;
}
void buildUnAssignResponse(List<GeneratedName> generatedNames, NameGenResponse response) {
if (response.getElements() == null) {
response.setElements(new ArrayList<Map<String, String>>());
}
for (GeneratedName generatedName : generatedNames) {
Map<String, String> element = new HashMap<>();
element.put("external-key", generatedName.getExternalId());
element.put("resource-name", generatedName.getElementType());
element.put("resource-value", generatedName.getName());
response.getElements().add(element);
}
}
void validateRequest(NameGenRequest request) throws Exception {
// this method does nothing
}
private PolicyFinder findPolicyFinderImpl(NameGenRequest request) {
if (request.getUseDb() != null && !request.getUseDb()) {
return this.policyFinder;
}
ServiceParameter param = serviceParamRepo.findByName("use_db_policy");
if ((request.getUseDb() != null && request.getUseDb().booleanValue())
|| (param != null && "Y".equals(param.getValue()))) {
return policyFinderDbImpl;
}
return this.policyFinder;
}
private boolean isUpdateRequest(NameGenRequest request) throws Exception {
for (Map<String, String> reqElement : request.getElements()) {
String resourceValue = PolicyReader.value(reqElement, "resource-value");
if (resourceValue != null && !Pattern.matches("\\$\\{.*\\}.*", resourceValue)) {
return true;
}
}
return false;
}
}
|
