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Diffstat (limited to 'search-data-service-app/src/main/java/org/onap/aai/sa/rest/AnalyzerApi.java')
-rw-r--r-- | search-data-service-app/src/main/java/org/onap/aai/sa/rest/AnalyzerApi.java | 161 |
1 files changed, 161 insertions, 0 deletions
diff --git a/search-data-service-app/src/main/java/org/onap/aai/sa/rest/AnalyzerApi.java b/search-data-service-app/src/main/java/org/onap/aai/sa/rest/AnalyzerApi.java new file mode 100644 index 0000000..3971920 --- /dev/null +++ b/search-data-service-app/src/main/java/org/onap/aai/sa/rest/AnalyzerApi.java @@ -0,0 +1,161 @@ +/** + * ============LICENSE_START======================================================= + * org.onap.aai + * ================================================================================ + * Copyright © 2017-2018 AT&T Intellectual Property. All rights reserved. + * Copyright © 2017-2018 Amdocs + * ================================================================================ + * 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.aai.sa.rest; + +import java.util.concurrent.atomic.AtomicBoolean; +import javax.servlet.http.HttpServletRequest; +import org.onap.aai.cl.api.LogFields; +import org.onap.aai.cl.api.LogLine; +import org.onap.aai.cl.api.Logger; +import org.onap.aai.cl.eelf.LoggerFactory; +import org.onap.aai.sa.searchdbabstraction.elasticsearch.dao.ElasticSearchHttpController; +import org.onap.aai.sa.searchdbabstraction.logging.SearchDbMsgs; +import org.springframework.beans.factory.annotation.Qualifier; +import org.springframework.http.HttpHeaders; +import org.springframework.http.HttpStatus; +import org.springframework.http.MediaType; +import org.springframework.http.ResponseEntity; +import org.springframework.security.config.annotation.web.configuration.EnableWebSecurity; +import org.springframework.stereotype.Component; +import org.springframework.web.bind.annotation.RequestHeader; +import org.springframework.web.bind.annotation.RequestMapping; +import org.springframework.web.bind.annotation.RequestMethod; +import org.springframework.web.bind.annotation.RestController; + +@Component +@EnableWebSecurity +@RestController +@RequestMapping("/services/search-data-service/v1/analyzers/search") +public class AnalyzerApi { + + private SearchServiceApi searchService = null; + + // Set up the loggers. + private static Logger logger = LoggerFactory.getInstance().getLogger(IndexApi.class.getName()); + private static Logger auditLogger = LoggerFactory.getInstance().getAuditLogger(IndexApi.class.getName()); + + private static final String MSG_AUTHENTICATION_FAILURE = "Authentication failure."; + + public AnalyzerApi(@Qualifier("searchServiceApi") SearchServiceApi searchService) { + this.searchService = searchService; + } + + @RequestMapping(method = RequestMethod.GET, consumes = {"application/json"}, produces = {"application/json"}) + public ResponseEntity<String> processGet(HttpServletRequest request, @RequestHeader HttpHeaders headers, + ApiUtils apiUtils) { + + HttpStatus responseCode = HttpStatus.INTERNAL_SERVER_ERROR; + String responseString; + + // Initialize the MDC Context for logging purposes. + ApiUtils.initMdcContext(request, headers); + + // Validate that the request is correctly authenticated before going + // any further. + try { + + if (!searchService.validateRequest(headers, request, ApiUtils.Action.GET, + ApiUtils.SEARCH_AUTH_POLICY_NAME)) { + logger.warn(SearchDbMsgs.GET_ANALYZERS_FAILURE, MSG_AUTHENTICATION_FAILURE); + return ResponseEntity.status(HttpStatus.FORBIDDEN).contentType(MediaType.APPLICATION_JSON) + .body(MSG_AUTHENTICATION_FAILURE); + } + + } catch (Exception e) { + + logger.warn(SearchDbMsgs.GET_ANALYZERS_FAILURE, + "Unexpected authentication failure - cause: " + e.getMessage()); + return ResponseEntity.status(HttpStatus.FORBIDDEN).contentType(MediaType.APPLICATION_JSON) + .body(MSG_AUTHENTICATION_FAILURE); + } + + + // Now, build the list of analyzers. + try { + responseString = buildAnalyzerList(ElasticSearchHttpController.getInstance().getAnalysisConfig()); + responseCode = HttpStatus.OK; + } catch (Exception e) { + logger.warn(SearchDbMsgs.GET_ANALYZERS_FAILURE, + "Unexpected failure retrieving analysis configuration - cause: " + e.getMessage()); + responseString = "Failed to retrieve analysis configuration. Cause: " + e.getMessage(); + } + + // Build the HTTP response. + ResponseEntity<String> response = + ResponseEntity.status(responseCode).contentType(MediaType.APPLICATION_JSON).body(responseString); + + // Generate our audit log. + String unknownLogField = "Unknown"; + auditLogger.info(SearchDbMsgs.PROCESS_REST_REQUEST, + new LogFields().setField(LogLine.DefinedFields.RESPONSE_CODE, responseCode.value()) + .setField(LogLine.DefinedFields.RESPONSE_DESCRIPTION, responseCode.value()), + (request != null) ? request.getMethod() : unknownLogField, + (request != null) ? request.getRequestURL().toString() : unknownLogField, + (request != null) ? request.getRemoteHost() : unknownLogField, + Integer.toString(response.getStatusCodeValue())); + + // Clear the MDC context so that no other transaction inadvertently + // uses our transaction id. + ApiUtils.clearMdcContext(); + + return response; + } + + /** + * This method takes a list of analyzer objects and generates a simple json structure to enumerate them. + * + * <p> + * Note, this includes only the aspects of the analyzer object that we want to make public to an external client. + * + * @param analysisConfig - The analysis configuration object to extract the analyzers from. + * @return - A json string enumerating the defined analyzers. + */ + private String buildAnalyzerList(AnalysisConfiguration analysisConfig) { + + StringBuilder sb = new StringBuilder(); + + sb.append("{"); + AtomicBoolean firstAnalyzer = new AtomicBoolean(true); + for (AnalyzerSchema analyzer : analysisConfig.getAnalyzers()) { + + if (!firstAnalyzer.compareAndSet(true, false)) { + sb.append(", "); + } + + sb.append("{"); + sb.append("\"name\": \"").append(analyzer.getName()).append("\", "); + sb.append("\"description\": \"").append(analyzer.getDescription()).append("\", "); + sb.append("\"behaviours\": ["); + AtomicBoolean firstBehaviour = new AtomicBoolean(true); + for (String behaviour : analyzer.getBehaviours()) { + if (!firstBehaviour.compareAndSet(true, false)) { + sb.append(", "); + } + sb.append("\"").append(behaviour).append("\""); + } + sb.append("]"); + sb.append("}"); + } + sb.append("}"); + + return sb.toString(); + } +} |