2 * ============LICENSE_START=======================================================
4 * ================================================================================
5 * Copyright (C) 2017-2018 AT&T Intellectual Property. All rights reserved.
6 * ================================================================================
7 * Copyright (C) 2017 Amdocs
8 * =============================================================================
9 * Modifications Copyright (C) 2018 IBM.
10 * ================================================================================
11 * Licensed under the Apache License, Version 2.0 (the "License");
12 * you may not use this file except in compliance with the License.
13 * You may obtain a copy of the License at
15 * http://www.apache.org/licenses/LICENSE-2.0
17 * Unless required by applicable law or agreed to in writing, software
18 * distributed under the License is distributed on an "AS IS" BASIS,
19 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
20 * See the License for the specific language governing permissions and
21 * limitations under the License.
23 * ECOMP is a trademark and service mark of AT&T Intellectual Property.
24 * ============LICENSE_END=========================================================
27 package org.onap.ccsdk.sli.adaptors.ansible.model;
30 * This module implements the APP-C/Ansible Server interface
31 * based on the REST API specifications
33 import java.util.Collections;
34 import java.util.HashSet;
35 import java.util.Iterator;
38 import java.util.UUID;
39 import org.json.JSONArray;
40 import org.json.JSONException;
41 import org.json.JSONObject;
42 import org.onap.ccsdk.sli.core.sli.SvcLogicException;
43 import com.google.common.base.Strings;
44 import org.slf4j.Logger;
45 import org.slf4j.LoggerFactory;
48 * Class that validates and constructs requests sent/received from
51 public class AnsibleMessageParser {
53 private static final String STATUS_MESSAGE_KEY = "StatusMessage";
54 private static final String STATUS_CODE_KEY = "StatusCode";
56 private static final String PLAYBOOK_NAME_KEY = "PlaybookName";
57 private static final String AGENT_URL_KEY = "AgentUrl";
58 private static final String PASS_KEY = "Password";
59 private static final String USER_KEY = "User";
60 private static final String ID_KEY = "Id";
62 private static final String LOCAL_PARAMETERS_OPT_KEY = "LocalParameters";
63 private static final String FILE_PARAMETERS_OPT_KEY = "FileParameters";
64 private static final String ENV_PARAMETERS_OPT_KEY = "EnvParameters";
65 private static final String NODE_LIST_OPT_KEY = "NodeList";
66 private static final String TIMEOUT_OPT_KEY = "Timeout";
67 private static final String VERSION_OPT_KEY = "Version";
68 private static final String ACTION_OPT_KEY = "Action";
70 private static final Logger LOGGER = LoggerFactory.getLogger(AnsibleMessageParser.class);
73 * Accepts a map of strings and
74 * a) validates if all parameters are appropriate (else, throws an exception) and
75 * b) if correct returns a JSON object with appropriate key-value pairs to send to the server.
77 * Mandatory parameters, that must be in the supplied information to the Ansible Adapter
78 * 1. URL to connect to
79 * 2. credentials for URL (assume username password for now)
83 public JSONObject reqMessage(Map<String, String> params) throws SvcLogicException {
84 final String[] mandatoryTestParams = {AGENT_URL_KEY, PLAYBOOK_NAME_KEY, USER_KEY, PASS_KEY};
85 final String[] optionalTestParams = {ENV_PARAMETERS_OPT_KEY, NODE_LIST_OPT_KEY, LOCAL_PARAMETERS_OPT_KEY,
86 TIMEOUT_OPT_KEY, VERSION_OPT_KEY, FILE_PARAMETERS_OPT_KEY, ACTION_OPT_KEY};
88 JSONObject jsonPayload = new JSONObject();
90 for (String key : mandatoryTestParams) {
91 throwIfMissingMandatoryParam(params, key);
92 jsonPayload.put(key, params.get(key));
95 parseOptionalParams(params, optionalTestParams, jsonPayload);
97 // Generate a unique uuid for the test
98 String reqId = UUID.randomUUID().toString();
99 jsonPayload.put(ID_KEY, reqId);
105 * Method that validates that the Map has enough information
106 * to query Ansible server for a result. If so, it returns
107 * the appropriate url, else an empty string.
109 public String reqUriResult(Map<String, String> params) throws SvcLogicException {
111 final String[] mandatoryTestParams = {AGENT_URL_KEY, ID_KEY, USER_KEY, PASS_KEY};
113 for (String key : mandatoryTestParams) {
114 throwIfMissingMandatoryParam(params, key);
116 return params.get(AGENT_URL_KEY) + "?Id=" + params.get(ID_KEY) + "&Type=GetResult";
120 * Method that validates that the Map has enough information
121 * to query Ansible server for logs. If so, it populates the appropriate
122 * returns the appropriate url, else an empty string.
124 public String reqUriLog(Map<String, String> params) throws SvcLogicException {
126 final String[] mandatoryTestParams = {AGENT_URL_KEY, ID_KEY, USER_KEY, PASS_KEY};
128 for (String mandatoryParam : mandatoryTestParams) {
129 throwIfMissingMandatoryParam(params, mandatoryParam);
131 return params.get(AGENT_URL_KEY) + "?Id=" + params.get(ID_KEY) + "&Type=GetLog";
135 * This method parses response from the Ansible Server when we do a post
136 * and returns an AnsibleResult object.
138 public AnsibleResult parsePostResponse(String input) throws SvcLogicException {
139 AnsibleResult ansibleResult;
141 JSONObject postResponse = new JSONObject(input);
143 int code = postResponse.getInt(STATUS_CODE_KEY);
144 String msg = postResponse.getString(STATUS_MESSAGE_KEY);
146 int initResponseValue = AnsibleResultCodes.INITRESPONSE.getValue();
147 boolean validCode = AnsibleResultCodes.CODE.checkValidCode(initResponseValue, code);
149 throw new SvcLogicException("Invalid InitResponse code = " + code + " received. MUST be one of "
150 + AnsibleResultCodes.CODE.getValidCodes(initResponseValue));
153 ansibleResult = new AnsibleResult(code, msg);
155 } catch (JSONException e) {
156 LOGGER.error("JSON exception", e);
157 ansibleResult = new AnsibleResult(600, "Error parsing response = " + input + ". Error = " + e.getMessage());
159 return ansibleResult;
163 * This method parses response from an Ansible server when we do a GET for a result
164 * and returns an AnsibleResult object.
166 public AnsibleResult parseGetResponse(String input) throws SvcLogicException {
168 AnsibleResult ansibleResult = new AnsibleResult();
171 JSONObject postResponse = new JSONObject(input);
172 ansibleResult = parseGetResponseNested(ansibleResult, postResponse);
173 } catch (JSONException e) {
174 LOGGER.error("JSON exception", e);
175 ansibleResult = new AnsibleResult(AnsibleResultCodes.INVALID_PAYLOAD.getValue(),
176 "Error parsing response = " + input + ". Error = " + e.getMessage(), "");
178 return ansibleResult;
181 private AnsibleResult parseGetResponseNested(AnsibleResult ansibleResult, JSONObject postRsp) throws SvcLogicException {
183 int codeStatus = postRsp.getInt(STATUS_CODE_KEY);
184 String messageStatus = postRsp.getString(STATUS_MESSAGE_KEY);
185 int finalCode = AnsibleResultCodes.FINAL_SUCCESS.getValue();
188 AnsibleResultCodes.CODE.checkValidCode(AnsibleResultCodes.FINALRESPONSE.getValue(), codeStatus);
191 throw new SvcLogicException("Invalid FinalResponse code = " + codeStatus + " received. MUST be one of "
192 + AnsibleResultCodes.CODE.getValidCodes(AnsibleResultCodes.FINALRESPONSE.getValue()));
195 ansibleResult.setStatusCode(codeStatus);
196 ansibleResult.setStatusMessage(messageStatus);
197 LOGGER.info("Received response with code = {}, Message = {}", codeStatus, messageStatus);
199 if (!postRsp.isNull("Results")) {
201 // Results are available. process them
202 // Results is a dictionary of the form
204 LOGGER.info("Processing results in response");
205 JSONObject results = postRsp.getJSONObject("Results");
206 LOGGER.info("Get JSON dictionary from Results ..");
207 Iterator<String> hosts = results.keys();
208 LOGGER.info("Iterating through hosts");
210 while (hosts.hasNext()) {
211 String host = hosts.next();
212 LOGGER.info("Processing host = {}", host);
215 JSONObject hostResponse = results.getJSONObject(host);
216 int subCode = hostResponse.getInt(STATUS_CODE_KEY);
217 String message = hostResponse.getString(STATUS_MESSAGE_KEY);
219 LOGGER.info("Code = {}, Message = {}", subCode, message);
221 if (subCode != 200 || !("SUCCESS").equals(message)) {
222 finalCode = AnsibleResultCodes.REQ_FAILURE.getValue();
224 } catch (JSONException e) {
225 LOGGER.error("JSON exception", e);
226 ansibleResult.setStatusCode(AnsibleResultCodes.INVALID_RESPONSE.getValue());
227 ansibleResult.setStatusMessage(String.format(
228 "Error processing response message = %s from host %s", results.getString(host), host));
233 ansibleResult.setStatusCode(finalCode);
235 // We return entire Results object as message
236 ansibleResult.setResults(results.toString());
239 ansibleResult.setStatusCode(AnsibleResultCodes.INVALID_RESPONSE.getValue());
240 ansibleResult.setStatusMessage("Results not found in GET for response");
242 return ansibleResult;
245 private void parseOptionalParams(Map<String, String> params, String[] optionalTestParams, JSONObject jsonPayload) {
247 Set<String> optionalParamsSet = new HashSet<>();
248 Collections.addAll(optionalParamsSet, optionalTestParams);
253 .filter(entry -> optionalParamsSet.contains(entry.getKey()))
254 .filter(entry -> !Strings.isNullOrEmpty(entry.getValue()))
255 .forEach(entry -> parseOptionalParam(entry, jsonPayload));
259 private void parseOptionalParam(Map.Entry<String, String> params, JSONObject jsonPayload) {
260 String key = params.getKey();
261 String payload = params.getValue();
264 case TIMEOUT_OPT_KEY:
265 int timeout = Integer.parseInt(payload);
267 throw new NumberFormatException(" : specified negative integer for timeout = " + payload);
269 jsonPayload.put(key, payload);
272 case VERSION_OPT_KEY:
273 jsonPayload.put(key, payload);
276 case LOCAL_PARAMETERS_OPT_KEY:
277 case ENV_PARAMETERS_OPT_KEY:
278 JSONObject paramsJson = new JSONObject(payload);
279 jsonPayload.put(key, paramsJson);
282 case NODE_LIST_OPT_KEY:
283 JSONArray paramsArray = new JSONArray(payload);
284 jsonPayload.put(key, paramsArray);
287 case FILE_PARAMETERS_OPT_KEY:
288 jsonPayload.put(key, getFilePayload(payload));
297 * Return payload with escaped newlines
299 private JSONObject getFilePayload(String payload) {
300 String formattedPayload = payload.replace("\n", "\\n").replace("\r", "\\r");
301 return new JSONObject(formattedPayload);
304 private void throwIfMissingMandatoryParam(Map<String, String> params, String key) throws SvcLogicException {
305 if (!params.containsKey(key)) {
306 throw new SvcLogicException(String.format(
307 "Ansible: Mandatory AnsibleAdapter key %s not found in parameters provided by calling agent !",
310 if (Strings.isNullOrEmpty(params.get(key))) {
311 throw new SvcLogicException(String.format(
312 "Ansible: Mandatory AnsibleAdapter key %s not found in parameters provided by calling agent !",