diff options
Diffstat (limited to 'POLICY-SDK-APP/src/main/java/org/onap/policy/admin/PolicyRestController.java')
| -rw-r--r-- | POLICY-SDK-APP/src/main/java/org/onap/policy/admin/PolicyRestController.java | 864 |
1 files changed, 436 insertions, 428 deletions
diff --git a/POLICY-SDK-APP/src/main/java/org/onap/policy/admin/PolicyRestController.java b/POLICY-SDK-APP/src/main/java/org/onap/policy/admin/PolicyRestController.java index 8df9d1b89..2eba697cf 100644 --- a/POLICY-SDK-APP/src/main/java/org/onap/policy/admin/PolicyRestController.java +++ b/POLICY-SDK-APP/src/main/java/org/onap/policy/admin/PolicyRestController.java @@ -78,433 +78,441 @@ import com.fasterxml.jackson.databind.SerializationFeature; @RequestMapping("/") public class PolicyRestController extends RestrictedBaseController{ - private static final Logger policyLogger = FlexLogger.getLogger(PolicyRestController.class); - - private static final String model = "model"; - private static final String importDictionary = "import_dictionary"; - - private static CommonClassDao commonClassDao; - - public PolicyRestController(){ - //default constructor - } - - @Autowired - private PolicyRestController(CommonClassDao commonClassDao){ - PolicyRestController.commonClassDao = commonClassDao; - } - - public static CommonClassDao getCommonClassDao() { - return commonClassDao; - } - - public static void setCommonClassDao(CommonClassDao commonClassDao) { - PolicyRestController.commonClassDao = commonClassDao; - } - - - - @RequestMapping(value={"/policycreation/save_policy"}, method={RequestMethod.POST}) - public void policyCreationController(HttpServletRequest request, HttpServletResponse response) { - String userId = UserUtils.getUserSession(request).getOrgUserId(); - ObjectMapper mapper = new ObjectMapper(); - mapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false); - try{ - JsonNode root = mapper.readTree(request.getReader()); - - policyLogger.info("****************************************Logging UserID while Create/Update Policy**************************************************"); - policyLogger.info("UserId: " + userId + "Policy Data Object: "+ root.get(PolicyController.getPolicydata()).get("policy").toString()); - policyLogger.info("***********************************************************************************************************************************"); - - PolicyRestAdapter policyData = mapper.readValue(root.get(PolicyController.getPolicydata()).get("policy").toString(), PolicyRestAdapter.class); - - if("file".equals(root.get(PolicyController.getPolicydata()).get(model).get("type").toString().replace("\"", ""))){ - policyData.setEditPolicy(true); - } - if(root.get(PolicyController.getPolicydata()).get(model).get("path").size() != 0){ - String dirName = ""; - for(int i = 0; i < root.get(PolicyController.getPolicydata()).get(model).get("path").size(); i++){ - dirName = dirName.replace("\"", "") + root.get(PolicyController.getPolicydata()).get(model).get("path").get(i).toString().replace("\"", "") + File.separator; - } - if(policyData.isEditPolicy()){ - policyData.setDomainDir(dirName.substring(0, dirName.lastIndexOf(File.separator))); - }else{ - policyData.setDomainDir(dirName + root.get(PolicyController.getPolicydata()).get(model).get("name").toString().replace("\"", "")); - } - }else{ - String domain = root.get(PolicyController.getPolicydata()).get(model).get("name").toString(); - if(domain.contains("/")){ - domain = domain.substring(0, domain.lastIndexOf('/')).replace("/", File.separator); - } - domain = domain.replace("\"", ""); - policyData.setDomainDir(domain); - } - - if(policyData.getConfigPolicyType() != null){ - if("ClosedLoop_Fault".equalsIgnoreCase(policyData.getConfigPolicyType())){ - policyData = new CreateClosedLoopFaultController().setDataToPolicyRestAdapter(policyData, root); - }else if("Firewall Config".equalsIgnoreCase(policyData.getConfigPolicyType())){ - policyData = new CreateFirewallController().setDataToPolicyRestAdapter(policyData); - }else if("Micro Service".equalsIgnoreCase(policyData.getConfigPolicyType())){ - policyData = new CreateDcaeMicroServiceController().setDataToPolicyRestAdapter(policyData, root); - }else if("Optimization".equalsIgnoreCase(policyData.getConfigPolicyType())){ - policyData = new CreateOptimizationController().setDataToPolicyRestAdapter(policyData, root); - } - } - - policyData.setUserId(userId); - - String result; - String body = PolicyUtils.objectToJsonString(policyData); - String uri = request.getRequestURI(); - ResponseEntity<?> responseEntity = sendToPAP(body, uri, HttpMethod.POST); - if(responseEntity != null && responseEntity.getBody().equals(HttpServletResponse.SC_CONFLICT)){ - result = "PolicyExists"; - }else if(responseEntity != null){ - result = responseEntity.getBody().toString(); - String policyName = responseEntity.getHeaders().get("policyName").get(0); - if(policyData.isEditPolicy() && "success".equalsIgnoreCase(result)){ - PolicyNotificationMail email = new PolicyNotificationMail(); - String mode = "EditPolicy"; - String watchPolicyName = policyName.replace(".xml", ""); - String version = watchPolicyName.substring(watchPolicyName.lastIndexOf('.')+1); - watchPolicyName = watchPolicyName.substring(0, watchPolicyName.lastIndexOf('.')).replace(".", File.separator); - String policyVersionName = watchPolicyName.replace(".", File.separator); - watchPolicyName = watchPolicyName + "." + version + ".xml"; - PolicyVersion entityItem = new PolicyVersion(); - entityItem.setPolicyName(policyVersionName); - entityItem.setActiveVersion(Integer.parseInt(version)); - entityItem.setModifiedBy(userId); - email.sendMail(entityItem, watchPolicyName, mode, commonClassDao); - } - }else{ - result = "Response is null from PAP"; - } - - response.setCharacterEncoding(PolicyController.getCharacterencoding()); - response.setContentType(PolicyController.getContenttype()); - request.setCharacterEncoding(PolicyController.getCharacterencoding()); - - PrintWriter out = response.getWriter(); - String responseString = mapper.writeValueAsString(result); - JSONObject j = new JSONObject("{policyData: " + responseString + "}"); - out.write(j.toString()); - }catch(Exception e){ - policyLogger.error("Exception Occured while saving policy" , e); - } - } - - - private ResponseEntity<?> sendToPAP(String body, String requestURI, HttpMethod method){ - String papUrl = PolicyController.getPapUrl(); - String papID = XACMLProperties.getProperty(XACMLRestProperties.PROP_PAP_USERID); - String papPass = CryptoUtils.decryptTxtNoExStr(XACMLProperties.getProperty(XACMLRestProperties.PROP_PAP_PASS)); - - Base64.Encoder encoder = Base64.getEncoder(); - String encoding = encoder.encodeToString((papID+":"+papPass).getBytes(StandardCharsets.UTF_8)); - HttpHeaders headers = new HttpHeaders(); - headers.set("Authorization", "Basic " + encoding); - headers.set("Content-Type", PolicyController.getContenttype()); - - RestTemplate restTemplate = new RestTemplate(); - HttpEntity<?> requestEntity = new HttpEntity<>(body, headers); - ResponseEntity<?> result = null; - HttpClientErrorException exception = null; - String uri = requestURI; - if(uri.startsWith("/")){ - uri = uri.substring(uri.indexOf('/')+1); - } - uri = "onap" + uri.substring(uri.indexOf('/')); - try{ - result = restTemplate.exchange(papUrl + uri, method, requestEntity, String.class); - }catch(Exception e){ - policyLogger.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + "Error while connecting to " + papUrl, e); - exception = new HttpClientErrorException(HttpStatus.INTERNAL_SERVER_ERROR, e.getMessage()); - if("409 Conflict".equals(e.getMessage())){ - return ResponseEntity.ok(HttpServletResponse.SC_CONFLICT); - } - } - if(exception != null && exception.getStatusCode()!=null){ - if(exception.getStatusCode().equals(HttpStatus.UNAUTHORIZED)){ - String message = XACMLErrorConstants.ERROR_PERMISSIONS +":"+exception.getStatusCode()+":" + "ERROR_AUTH_GET_PERM" ; - policyLogger.error(message); - } - if(exception.getStatusCode().equals(HttpStatus.BAD_REQUEST)){ - String message = XACMLErrorConstants.ERROR_DATA_ISSUE + ":"+exception.getStatusCode()+":" + exception.getResponseBodyAsString(); - policyLogger.error(message); - } - if(exception.getStatusCode().equals(HttpStatus.NOT_FOUND)){ - String message = XACMLErrorConstants.ERROR_PROCESS_FLOW + "Error while connecting to " + papUrl + exception; - policyLogger.error(message); - } - String message = XACMLErrorConstants.ERROR_PROCESS_FLOW + ":"+exception.getStatusCode()+":" + exception.getResponseBodyAsString(); - policyLogger.error(message); - } - return result; - } - - private String callPAP(HttpServletRequest request , String method, String uriValue){ - String uri = uriValue; - String boundary = null; - String papUrl = PolicyController.getPapUrl(); - String papID = XACMLProperties.getProperty(XACMLRestProperties.PROP_PAP_USERID); - String papPass = CryptoUtils.decryptTxtNoExStr(XACMLProperties.getProperty(XACMLRestProperties.PROP_PAP_PASS)); - - Base64.Encoder encoder = Base64.getEncoder(); - String encoding = encoder.encodeToString((papID+":"+papPass).getBytes(StandardCharsets.UTF_8)); - HttpHeaders headers = new HttpHeaders(); - headers.set("Authorization", "Basic " + encoding); - headers.set("Content-Type", PolicyController.getContenttype()); - - - HttpURLConnection connection = null; - List<FileItem> items; - FileItem item = null; - File file = null; - if(uri.contains(importDictionary)){ - try { - items = new ServletFileUpload(new DiskFileItemFactory()).parseRequest(request); - item = items.get(0); - file = new File(item.getName()); - String newFile = file.toString(); - uri = uri +"&dictionaryName="+newFile; - } catch (Exception e2) { - policyLogger.error("Exception Occured while calling PAP with import dictionary request"+e2); - } - } - - try { - URL url = new URL(papUrl + uri); - connection = (HttpURLConnection)url.openConnection(); - connection.setRequestMethod(method); - connection.setUseCaches(false); - connection.setInstanceFollowRedirects(false); - connection.setRequestProperty("Authorization", "Basic " + encoding); - connection.setDoOutput(true); - connection.setDoInput(true); - - if(!uri.contains("searchPolicy?action=delete&")){ - - if(!(uri.endsWith("set_BRMSParamData") || uri.contains(importDictionary))){ - connection.setRequestProperty("Content-Type",PolicyController.getContenttype()); - ObjectMapper mapper = new ObjectMapper(); - mapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false); - JsonNode root = null; - try { - root = mapper.readTree(request.getReader()); - }catch (Exception e1) { - policyLogger.error("Exception Occured while calling PAP"+e1); - } - - ObjectMapper mapper1 = new ObjectMapper(); - mapper1.configure(SerializationFeature.ORDER_MAP_ENTRIES_BY_KEYS, true); - - Object obj = mapper1.treeToValue(root, Object.class); - String json = mapper1.writeValueAsString(obj); - - Object content = new ByteArrayInputStream(json.getBytes()); - - if (content instanceof InputStream) { - // send current configuration - try (OutputStream os = connection.getOutputStream()) { - int count = IOUtils.copy((InputStream) content, os); - if (policyLogger.isDebugEnabled()) { - policyLogger.debug("copied to output, bytes=" + count); - } - } - } - }else{ - if(uri.endsWith("set_BRMSParamData")){ - connection.setRequestProperty("Content-Type",PolicyController.getContenttype()); - try (OutputStream os = connection.getOutputStream()) { - IOUtils.copy((InputStream) request.getInputStream(), os); - } - }else{ - boundary = "===" + System.currentTimeMillis() + "==="; - connection.setRequestProperty("Content-Type","multipart/form-data; boundary=" + boundary); - try (OutputStream os = connection.getOutputStream()) { - if(item != null){ - IOUtils.copy((InputStream) item.getInputStream(), os); - } - } - } - } - } - - connection.connect(); - - int responseCode = connection.getResponseCode(); - if(responseCode == 200){ - // get the response content into a String - String responseJson = null; - // read the inputStream into a buffer (trick found online scans entire input looking for end-of-file) - java.util.Scanner scanner = new java.util.Scanner(connection.getInputStream()); - scanner.useDelimiter("\\A"); - responseJson = scanner.hasNext() ? scanner.next() : ""; - scanner.close(); - policyLogger.info("JSON response from PAP: " + responseJson); - return responseJson; - } - - } catch (Exception e) { - policyLogger.error("Exception Occured"+e); - }finally{ - if(file != null && file.exists() && file.delete()){ - policyLogger.info("File Deleted Successfully"); - } - if (connection != null) { - try { - // For some reason trying to get the inputStream from the connection - // throws an exception rather than returning null when the InputStream does not exist. - InputStream is = connection.getInputStream(); - if (is != null) { - is.close(); - } - } catch (IOException ex) { - policyLogger.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + "Failed to close connection: " + ex, ex); - } - connection.disconnect(); - } - } - return null; - } - - @RequestMapping(value={"/getDictionary/*"}, method={RequestMethod.GET}) - public void getDictionaryController(HttpServletRequest request, HttpServletResponse response){ - String uri = request.getRequestURI().replace("/getDictionary", ""); - String body; - ResponseEntity<?> responseEntity = sendToPAP(null, uri, HttpMethod.GET); - if(responseEntity != null){ - body = responseEntity.getBody().toString(); - }else{ - body = ""; - } - try { - response.getWriter().write(body); - } catch (IOException e) { - policyLogger.error("Exception occured while getting Dictionary entries", e); - } - } - - @RequestMapping(value={"/saveDictionary/*/*"}, method={RequestMethod.POST}) - public void saveDictionaryController(HttpServletRequest request, HttpServletResponse response) throws IOException{ - String userId = ""; - String uri = request.getRequestURI().replace("/saveDictionary", ""); - if(uri.startsWith("/")){ - uri = uri.substring(uri.indexOf('/')+1); - } - uri = "/onap" + uri.substring(uri.indexOf('/')); - if(uri.contains(importDictionary)){ - userId = UserUtils.getUserSession(request).getOrgUserId(); - uri = uri+ "?userId=" +userId; - } - - policyLogger.info("****************************************Logging UserID while Saving Dictionary*****************************************************"); - policyLogger.info("UserId: " + userId); - policyLogger.info("***********************************************************************************************************************************"); - - String body = callPAP(request, "POST", uri.replaceFirst("/", "").trim()); - if(body != null && !body.isEmpty()){ - response.getWriter().write(body); - }else{ - response.getWriter().write("Failed"); - } - } - - @RequestMapping(value={"/deleteDictionary/*/*"}, method={RequestMethod.POST}) - public void deletetDictionaryController(HttpServletRequest request, HttpServletResponse response) throws IOException { - String uri = request.getRequestURI().replace("/deleteDictionary", ""); - if(uri.startsWith("/")){ - uri = uri.substring(uri.indexOf('/')+1); - } - uri = "/onap" + uri.substring(uri.indexOf('/')); - - String userId = UserUtils.getUserSession(request).getOrgUserId(); - policyLogger.info("****************************************Logging UserID while Deleting Dictionary*****************************************************"); - policyLogger.info("UserId: " + userId); - policyLogger.info("*************************************************************************************************************************************"); - - String body = callPAP(request, "POST", uri.replaceFirst("/", "").trim()); - if(body != null && !body.isEmpty()){ - response.getWriter().write(body); - }else{ - response.getWriter().write("Failed"); - } - } - - @RequestMapping(value={"/searchDictionary"}, method={RequestMethod.POST}) - public ModelAndView searchDictionaryController(HttpServletRequest request, HttpServletResponse response) throws IOException { - Object resultList; - String uri = request.getRequestURI(); - if(uri.startsWith("/")){ - uri = uri.substring(uri.indexOf('/')+1); - } - uri = "/onap" + uri.substring(uri.indexOf('/')); - try{ - String body = callPAP(request, "POST", uri.replaceFirst("/", "").trim()); - if(body.contains("CouldNotConnectException")){ - List<String> data = new ArrayList<>(); - data.add("Elastic Search Server is down"); - resultList = data; - }else{ - JSONObject json = new JSONObject(body); - resultList = json.get("policyresult"); - } - }catch(Exception e){ - policyLogger.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + "Exception Occured while querying Elastic Search: " + e); - List<String> data = new ArrayList<>(); - data.add("Elastic Search Server is down"); - resultList = data; - } - - response.setCharacterEncoding(PolicyController.getCharacterencoding()); - response.setContentType(PolicyController.getContenttype()); - PrintWriter out = response.getWriter(); - JSONObject j = new JSONObject("{result: " + resultList + "}"); - out.write(j.toString()); - return null; - } - - @RequestMapping(value={"/searchPolicy"}, method={RequestMethod.POST}) - public ModelAndView searchPolicy(HttpServletRequest request, HttpServletResponse response) throws IOException{ - Object resultList; - String uri = request.getRequestURI()+"?action=search"; - if(uri.startsWith("/")){ - uri = uri.substring(uri.indexOf('/')+1); - } - uri = "/onap" + uri.substring(uri.indexOf('/')); - String body = callPAP(request, "POST", uri.replaceFirst("/", "").trim()); - - JSONObject json = new JSONObject(body); - try{ - resultList = json.get("policyresult"); - }catch(Exception e){ - List<String> data = new ArrayList<>(); - resultList = json.get("data"); - data.add("Exception"); - data.add(resultList.toString()); - resultList = data; - policyLogger.error("Exception Occured while searching for Policy in Elastic Database" +e); - } - - response.setCharacterEncoding("UTF-8"); - response.setContentType("application / json"); - request.setCharacterEncoding("UTF-8"); - - PrintWriter out = response.getWriter(); - JSONObject j = new JSONObject("{result: " + resultList + "}"); - out.write(j.toString()); - return null; - } - - public void deleteElasticData(String fileName){ - String uri = "searchPolicy?action=delete&policyName='"+fileName+"'"; - callPAP(null, "POST", uri.trim()); - } - - public String notifyOtherPAPSToUpdateConfigurations(String mode, String newName, String oldName){ - String uri = "onap/notifyOtherPAPs?action="+mode+"&newPolicyName="+newName+"&oldPolicyName="+oldName+""; - return callPAP(null, "POST", uri.trim()); - } + private static final Logger policyLogger = FlexLogger.getLogger(PolicyRestController.class); + + private static final String model = "model"; + private static final String importDictionary = "import_dictionary"; + + private static CommonClassDao commonClassDao; + + public PolicyRestController(){ + //default constructor + } + + @Autowired + private PolicyRestController(CommonClassDao commonClassDao){ + PolicyRestController.commonClassDao = commonClassDao; + } + + public static CommonClassDao getCommonClassDao() { + return commonClassDao; + } + + public static void setCommonClassDao(CommonClassDao commonClassDao) { + PolicyRestController.commonClassDao = commonClassDao; + } + + + + @RequestMapping(value={"/policycreation/save_policy"}, method={RequestMethod.POST}) + public void policyCreationController(HttpServletRequest request, HttpServletResponse response) { + String userId = UserUtils.getUserSession(request).getOrgUserId(); + ObjectMapper mapper = new ObjectMapper(); + mapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false); + try{ + JsonNode root = mapper.readTree(request.getReader()); + + policyLogger.info("****************************************Logging UserID while Create/Update Policy**************************************************"); + policyLogger.info("UserId: " + userId + "Policy Data Object: "+ root.get(PolicyController.getPolicydata()).get("policy").toString()); + policyLogger.info("***********************************************************************************************************************************"); + + PolicyRestAdapter policyData = mapper.readValue(root.get(PolicyController.getPolicydata()).get("policy").toString(), PolicyRestAdapter.class); + + if("file".equals(root.get(PolicyController.getPolicydata()).get(model).get("type").toString().replace("\"", ""))){ + policyData.setEditPolicy(true); + } + if(root.get(PolicyController.getPolicydata()).get(model).get("path").size() != 0){ + String dirName = ""; + for(int i = 0; i < root.get(PolicyController.getPolicydata()).get(model).get("path").size(); i++){ + dirName = dirName.replace("\"", "") + root.get(PolicyController.getPolicydata()).get(model).get("path").get(i).toString().replace("\"", "") + File.separator; + } + if(policyData.isEditPolicy()){ + policyData.setDomainDir(dirName.substring(0, dirName.lastIndexOf(File.separator))); + }else{ + policyData.setDomainDir(dirName + root.get(PolicyController.getPolicydata()).get(model).get("name").toString().replace("\"", "")); + } + }else{ + String domain = root.get(PolicyController.getPolicydata()).get(model).get("name").toString(); + if(domain.contains("/")){ + domain = domain.substring(0, domain.lastIndexOf('/')).replace("/", File.separator); + } + domain = domain.replace("\"", ""); + policyData.setDomainDir(domain); + } + + if(policyData.getConfigPolicyType() != null){ + if("ClosedLoop_Fault".equalsIgnoreCase(policyData.getConfigPolicyType())){ + policyData = new CreateClosedLoopFaultController().setDataToPolicyRestAdapter(policyData, root); + }else if("Firewall Config".equalsIgnoreCase(policyData.getConfigPolicyType())){ + policyData = new CreateFirewallController().setDataToPolicyRestAdapter(policyData); + }else if("Micro Service".equalsIgnoreCase(policyData.getConfigPolicyType())){ + policyData = new CreateDcaeMicroServiceController().setDataToPolicyRestAdapter(policyData, root); + }else if("Optimization".equalsIgnoreCase(policyData.getConfigPolicyType())){ + policyData = new CreateOptimizationController().setDataToPolicyRestAdapter(policyData, root); + } + } + + policyData.setUserId(userId); + + String result; + String body = PolicyUtils.objectToJsonString(policyData); + String uri = request.getRequestURI(); + ResponseEntity<?> responseEntity = sendToPAP(body, uri, HttpMethod.POST); + if(responseEntity != null && responseEntity.getBody().equals(HttpServletResponse.SC_CONFLICT)){ + result = "PolicyExists"; + }else if(responseEntity != null){ + result = responseEntity.getBody().toString(); + String policyName = responseEntity.getHeaders().get("policyName").get(0); + if(policyData.isEditPolicy() && "success".equalsIgnoreCase(result)){ + PolicyNotificationMail email = new PolicyNotificationMail(); + String mode = "EditPolicy"; + String watchPolicyName = policyName.replace(".xml", ""); + String version = watchPolicyName.substring(watchPolicyName.lastIndexOf('.')+1); + watchPolicyName = watchPolicyName.substring(0, watchPolicyName.lastIndexOf('.')).replace(".", File.separator); + String policyVersionName = watchPolicyName.replace(".", File.separator); + watchPolicyName = watchPolicyName + "." + version + ".xml"; + PolicyVersion entityItem = new PolicyVersion(); + entityItem.setPolicyName(policyVersionName); + entityItem.setActiveVersion(Integer.parseInt(version)); + entityItem.setModifiedBy(userId); + email.sendMail(entityItem, watchPolicyName, mode, commonClassDao); + } + }else{ + result = "Response is null from PAP"; + } + + response.setCharacterEncoding(PolicyController.getCharacterencoding()); + response.setContentType(PolicyController.getContenttype()); + request.setCharacterEncoding(PolicyController.getCharacterencoding()); + + PrintWriter out = response.getWriter(); + String responseString = mapper.writeValueAsString(result); + JSONObject j = new JSONObject("{policyData: " + responseString + "}"); + out.write(j.toString()); + }catch(Exception e){ + policyLogger.error("Exception Occured while saving policy" , e); + } + } + + + private ResponseEntity<?> sendToPAP(String body, String requestURI, HttpMethod method){ + String papUrl = PolicyController.getPapUrl(); + String papID = XACMLProperties.getProperty(XACMLRestProperties.PROP_PAP_USERID); + String papPass = CryptoUtils.decryptTxtNoExStr(XACMLProperties.getProperty(XACMLRestProperties.PROP_PAP_PASS)); + + Base64.Encoder encoder = Base64.getEncoder(); + String encoding = encoder.encodeToString((papID+":"+papPass).getBytes(StandardCharsets.UTF_8)); + HttpHeaders headers = new HttpHeaders(); + headers.set("Authorization", "Basic " + encoding); + headers.set("Content-Type", PolicyController.getContenttype()); + + RestTemplate restTemplate = new RestTemplate(); + HttpEntity<?> requestEntity = new HttpEntity<>(body, headers); + ResponseEntity<?> result = null; + HttpClientErrorException exception = null; + String uri = requestURI; + if(uri.startsWith("/")){ + uri = uri.substring(uri.indexOf('/')+1); + } + uri = "onap" + uri.substring(uri.indexOf('/')); + try{ + result = restTemplate.exchange(papUrl + uri, method, requestEntity, String.class); + }catch(Exception e){ + policyLogger.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + "Error while connecting to " + papUrl, e); + exception = new HttpClientErrorException(HttpStatus.INTERNAL_SERVER_ERROR, e.getMessage()); + if("409 Conflict".equals(e.getMessage())){ + return ResponseEntity.ok(HttpServletResponse.SC_CONFLICT); + } + } + if(exception != null && exception.getStatusCode()!=null){ + if(exception.getStatusCode().equals(HttpStatus.UNAUTHORIZED)){ + String message = XACMLErrorConstants.ERROR_PERMISSIONS +":"+exception.getStatusCode()+":" + "ERROR_AUTH_GET_PERM" ; + policyLogger.error(message); + } + if(exception.getStatusCode().equals(HttpStatus.BAD_REQUEST)){ + String message = XACMLErrorConstants.ERROR_DATA_ISSUE + ":"+exception.getStatusCode()+":" + exception.getResponseBodyAsString(); + policyLogger.error(message); + } + if(exception.getStatusCode().equals(HttpStatus.NOT_FOUND)){ + String message = XACMLErrorConstants.ERROR_PROCESS_FLOW + "Error while connecting to " + papUrl + exception; + policyLogger.error(message); + } + String message = XACMLErrorConstants.ERROR_PROCESS_FLOW + ":"+exception.getStatusCode()+":" + exception.getResponseBodyAsString(); + policyLogger.error(message); + } + return result; + } + + private String callPAP(HttpServletRequest request , String method, String uriValue){ + String uri = uriValue; + String boundary = null; + String papUrl = PolicyController.getPapUrl(); + String papID = XACMLProperties.getProperty(XACMLRestProperties.PROP_PAP_USERID); + String papPass = CryptoUtils.decryptTxtNoExStr(XACMLProperties.getProperty(XACMLRestProperties.PROP_PAP_PASS)); + + Base64.Encoder encoder = Base64.getEncoder(); + String encoding = encoder.encodeToString((papID+":"+papPass).getBytes(StandardCharsets.UTF_8)); + HttpHeaders headers = new HttpHeaders(); + headers.set("Authorization", "Basic " + encoding); + headers.set("Content-Type", PolicyController.getContenttype()); + + + HttpURLConnection connection = null; + List<FileItem> items; + FileItem item = null; + File file = null; + if(uri.contains(importDictionary)){ + try { + items = new ServletFileUpload(new DiskFileItemFactory()).parseRequest(request); + item = items.get(0); + file = new File(item.getName()); + String newFile = file.toString(); + uri = uri +"&dictionaryName="+newFile; + } catch (Exception e2) { + policyLogger.error("Exception Occured while calling PAP with import dictionary request"+e2); + } + } + + try { + URL url = new URL(papUrl + uri); + connection = (HttpURLConnection)url.openConnection(); + connection.setRequestMethod(method); + connection.setUseCaches(false); + connection.setInstanceFollowRedirects(false); + connection.setRequestProperty("Authorization", "Basic " + encoding); + connection.setDoOutput(true); + connection.setDoInput(true); + + if(!uri.contains("searchPolicy?action=delete&")){ + + if(!(uri.endsWith("set_BRMSParamData") || uri.contains(importDictionary))){ + connection.setRequestProperty("Content-Type",PolicyController.getContenttype()); + ObjectMapper mapper = new ObjectMapper(); + mapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false); + JsonNode root = null; + try { + root = mapper.readTree(request.getReader()); + }catch (Exception e1) { + policyLogger.error("Exception Occured while calling PAP"+e1); + } + + ObjectMapper mapper1 = new ObjectMapper(); + mapper1.configure(SerializationFeature.ORDER_MAP_ENTRIES_BY_KEYS, true); + + Object obj = mapper1.treeToValue(root, Object.class); + String json = mapper1.writeValueAsString(obj); + + Object content = new ByteArrayInputStream(json.getBytes()); + + if (content instanceof InputStream) { + // send current configuration + try (OutputStream os = connection.getOutputStream()) { + int count = IOUtils.copy((InputStream) content, os); + if (policyLogger.isDebugEnabled()) { + policyLogger.debug("copied to output, bytes=" + count); + } + } + } + }else{ + if(uri.endsWith("set_BRMSParamData")){ + connection.setRequestProperty("Content-Type",PolicyController.getContenttype()); + try (OutputStream os = connection.getOutputStream()) { + IOUtils.copy((InputStream) request.getInputStream(), os); + } + }else{ + boundary = "===" + System.currentTimeMillis() + "==="; + connection.setRequestProperty("Content-Type","multipart/form-data; boundary=" + boundary); + try (OutputStream os = connection.getOutputStream()) { + if(item != null){ + IOUtils.copy((InputStream) item.getInputStream(), os); + } + } + } + } + } + + connection.connect(); + + int responseCode = connection.getResponseCode(); + if(responseCode == 200){ + // get the response content into a String + String responseJson = null; + // read the inputStream into a buffer (trick found online scans entire input looking for end-of-file) + try(java.util.Scanner scanner = new java.util.Scanner(connection.getInputStream())) { + scanner.useDelimiter("\\A"); + responseJson = scanner.hasNext() ? scanner.next() : ""; + } catch (Exception e){ + //Reason for rethrowing the exception is if any exception occurs during reading of inputsteam + //then the exception handling is done by the outer block without returning the response immediately + //Also finally block is existing only in outer block and not here so all exception handling is + //done in only one place + policyLogger.error("Exception Occured"+e); + throw e; + } + + policyLogger.info("JSON response from PAP: " + responseJson); + return responseJson; + } + + } catch (Exception e) { + policyLogger.error("Exception Occured"+e); + }finally{ + if(file != null && file.exists() && file.delete()){ + policyLogger.info("File Deleted Successfully"); + } + if (connection != null) { + try { + // For some reason trying to get the inputStream from the connection + // throws an exception rather than returning null when the InputStream does not exist. + InputStream is = connection.getInputStream(); + if (is != null) { + is.close(); + } + } catch (IOException ex) { + policyLogger.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + "Failed to close connection: " + ex, ex); + } + connection.disconnect(); + } + } + return null; + } + + @RequestMapping(value={"/getDictionary/*"}, method={RequestMethod.GET}) + public void getDictionaryController(HttpServletRequest request, HttpServletResponse response){ + String uri = request.getRequestURI().replace("/getDictionary", ""); + String body; + ResponseEntity<?> responseEntity = sendToPAP(null, uri, HttpMethod.GET); + if(responseEntity != null){ + body = responseEntity.getBody().toString(); + }else{ + body = ""; + } + try { + response.getWriter().write(body); + } catch (IOException e) { + policyLogger.error("Exception occured while getting Dictionary entries", e); + } + } + + @RequestMapping(value={"/saveDictionary/*/*"}, method={RequestMethod.POST}) + public void saveDictionaryController(HttpServletRequest request, HttpServletResponse response) throws IOException{ + String userId = ""; + String uri = request.getRequestURI().replace("/saveDictionary", ""); + if(uri.startsWith("/")){ + uri = uri.substring(uri.indexOf('/')+1); + } + uri = "/onap" + uri.substring(uri.indexOf('/')); + if(uri.contains(importDictionary)){ + userId = UserUtils.getUserSession(request).getOrgUserId(); + uri = uri+ "?userId=" +userId; + } + + policyLogger.info("****************************************Logging UserID while Saving Dictionary*****************************************************"); + policyLogger.info("UserId: " + userId); + policyLogger.info("***********************************************************************************************************************************"); + + String body = callPAP(request, "POST", uri.replaceFirst("/", "").trim()); + if(body != null && !body.isEmpty()){ + response.getWriter().write(body); + }else{ + response.getWriter().write("Failed"); + } + } + + @RequestMapping(value={"/deleteDictionary/*/*"}, method={RequestMethod.POST}) + public void deletetDictionaryController(HttpServletRequest request, HttpServletResponse response) throws IOException { + String uri = request.getRequestURI().replace("/deleteDictionary", ""); + if(uri.startsWith("/")){ + uri = uri.substring(uri.indexOf('/')+1); + } + uri = "/onap" + uri.substring(uri.indexOf('/')); + + String userId = UserUtils.getUserSession(request).getOrgUserId(); + policyLogger.info("****************************************Logging UserID while Deleting Dictionary*****************************************************"); + policyLogger.info("UserId: " + userId); + policyLogger.info("*************************************************************************************************************************************"); + + String body = callPAP(request, "POST", uri.replaceFirst("/", "").trim()); + if(body != null && !body.isEmpty()){ + response.getWriter().write(body); + }else{ + response.getWriter().write("Failed"); + } + } + + @RequestMapping(value={"/searchDictionary"}, method={RequestMethod.POST}) + public ModelAndView searchDictionaryController(HttpServletRequest request, HttpServletResponse response) throws IOException { + Object resultList; + String uri = request.getRequestURI(); + if(uri.startsWith("/")){ + uri = uri.substring(uri.indexOf('/')+1); + } + uri = "/onap" + uri.substring(uri.indexOf('/')); + try{ + String body = callPAP(request, "POST", uri.replaceFirst("/", "").trim()); + if(body.contains("CouldNotConnectException")){ + List<String> data = new ArrayList<>(); + data.add("Elastic Search Server is down"); + resultList = data; + }else{ + JSONObject json = new JSONObject(body); + resultList = json.get("policyresult"); + } + }catch(Exception e){ + policyLogger.error(XACMLErrorConstants.ERROR_PROCESS_FLOW + "Exception Occured while querying Elastic Search: " + e); + List<String> data = new ArrayList<>(); + data.add("Elastic Search Server is down"); + resultList = data; + } + + response.setCharacterEncoding(PolicyController.getCharacterencoding()); + response.setContentType(PolicyController.getContenttype()); + PrintWriter out = response.getWriter(); + JSONObject j = new JSONObject("{result: " + resultList + "}"); + out.write(j.toString()); + return null; + } + + @RequestMapping(value={"/searchPolicy"}, method={RequestMethod.POST}) + public ModelAndView searchPolicy(HttpServletRequest request, HttpServletResponse response) throws IOException{ + Object resultList; + String uri = request.getRequestURI()+"?action=search"; + if(uri.startsWith("/")){ + uri = uri.substring(uri.indexOf('/')+1); + } + uri = "/onap" + uri.substring(uri.indexOf('/')); + String body = callPAP(request, "POST", uri.replaceFirst("/", "").trim()); + + JSONObject json = new JSONObject(body); + try{ + resultList = json.get("policyresult"); + }catch(Exception e){ + List<String> data = new ArrayList<>(); + resultList = json.get("data"); + data.add("Exception"); + data.add(resultList.toString()); + resultList = data; + policyLogger.error("Exception Occured while searching for Policy in Elastic Database" +e); + } + + response.setCharacterEncoding("UTF-8"); + response.setContentType("application / json"); + request.setCharacterEncoding("UTF-8"); + + PrintWriter out = response.getWriter(); + JSONObject j = new JSONObject("{result: " + resultList + "}"); + out.write(j.toString()); + return null; + } + + public void deleteElasticData(String fileName){ + String uri = "searchPolicy?action=delete&policyName='"+fileName+"'"; + callPAP(null, "POST", uri.trim()); + } + + public String notifyOtherPAPSToUpdateConfigurations(String mode, String newName, String oldName){ + String uri = "onap/notifyOtherPAPs?action="+mode+"&newPolicyName="+newName+"&oldPolicyName="+oldName+""; + return callPAP(null, "POST", uri.trim()); + } } |