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Diffstat (limited to 'src/main/java/org/onap/aai/sa/rest/AnalyzerApi.java')
-rw-r--r-- | src/main/java/org/onap/aai/sa/rest/AnalyzerApi.java | 159 |
1 files changed, 159 insertions, 0 deletions
diff --git a/src/main/java/org/onap/aai/sa/rest/AnalyzerApi.java b/src/main/java/org/onap/aai/sa/rest/AnalyzerApi.java new file mode 100644 index 0000000..442b696 --- /dev/null +++ b/src/main/java/org/onap/aai/sa/rest/AnalyzerApi.java @@ -0,0 +1,159 @@ +/** + * ============LICENSE_START======================================================= + * org.onap.aai + * ================================================================================ + * Copyright © 2017 AT&T Intellectual Property. All rights reserved. + * Copyright © 2017 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========================================================= + * + * ECOMP is a trademark and service mark of AT&T Intellectual Property. + */ +package org.onap.aai.sa.rest; + +import org.onap.aai.sa.searchdbabstraction.elasticsearch.dao.ElasticSearchHttpController; +import org.onap.aai.sa.searchdbabstraction.logging.SearchDbMsgs; +import org.openecomp.cl.api.LogFields; +import org.openecomp.cl.api.LogLine; +import org.openecomp.cl.api.Logger; +import org.openecomp.cl.eelf.LoggerFactory; +import org.onap.aai.sa.rest.AnalyzerSchema; + +import java.util.concurrent.atomic.AtomicBoolean; +import javax.servlet.http.HttpServletRequest; +import javax.ws.rs.GET; +import javax.ws.rs.Path; +import javax.ws.rs.core.Context; +import javax.ws.rs.core.HttpHeaders; +import javax.ws.rs.core.Response; + +@Path("/analyzers") +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()); + + public AnalyzerApi(SearchServiceApi searchService) { + this.searchService = searchService; + } + + @GET + public Response processGet(@Context HttpServletRequest request, + @Context HttpHeaders headers, + ApiUtils apiUtils) { + + Response.Status responseCode = Response.Status.INTERNAL_SERVER_ERROR; + String responseString = "Undefined error"; + + // 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, "Authentication failure."); + return Response.status(Response.Status.FORBIDDEN).entity("Authentication failure.").build(); + } + + } catch (Exception e) { + + logger.warn(SearchDbMsgs.GET_ANALYZERS_FAILURE, + "Unexpected authentication failure - cause: " + e.getMessage()); + return Response.status(Response.Status.FORBIDDEN).entity("Authentication failure.").build(); + } + + + // Now, build the list of analyzers. + try { + responseString = buildAnalyzerList(ElasticSearchHttpController.getInstance() + .getAnalysisConfig()); + responseCode = Response.Status.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. + Response response = Response.status(responseCode).entity(responseString).build(); + + // Generate our audit log. + auditLogger.info(SearchDbMsgs.PROCESS_REST_REQUEST, + new LogFields() + .setField(LogLine.DefinedFields.RESPONSE_CODE, responseCode.getStatusCode()) + .setField(LogLine.DefinedFields.RESPONSE_DESCRIPTION, responseCode.getStatusCode()), + (request != null) ? request.getMethod() : "Unknown", + (request != null) ? request.getRequestURL().toString() : "Unknown", + (request != null) ? request.getRemoteHost() : "Unknown", + Integer.toString(response.getStatus())); + + // 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(); + } +} |