Health Check

From 5a6a6de6f1a26a1897e4917a0df613e25a24eb70 Mon Sep 17 00:00:00 2001 From: "Benjamin, Max (mb388a)" Date: Mon, 30 Jul 2018 15:56:09 -0400 Subject: Containerization feature of SO Change-Id: I95381232eeefcd247a66a5cec370a8ce1c288e18 Issue-ID: SO-670 Signed-off-by: Benjamin, Max (mb388a) --- .../java/org/openecomp/mso/HealthCheckUtils.java | 308 --------------------- 1 file changed, 308 deletions(-) delete mode 100644 status-control/src/main/java/org/openecomp/mso/HealthCheckUtils.java (limited to 'status-control/src/main/java/org/openecomp/mso/HealthCheckUtils.java') diff --git a/status-control/src/main/java/org/openecomp/mso/HealthCheckUtils.java b/status-control/src/main/java/org/openecomp/mso/HealthCheckUtils.java deleted file mode 100644 index b64f5bf232..0000000000 --- a/status-control/src/main/java/org/openecomp/mso/HealthCheckUtils.java +++ /dev/null @@ -1,308 +0,0 @@ -/*- - * ============LICENSE_START======================================================= - * ONAP - SO - * ================================================================================ - * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved. - * ================================================================================ - * 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.openecomp.mso; - - -import org.openecomp.mso.db.catalog.CatalogDatabase; -import org.openecomp.mso.logger.MessageEnum; -import org.openecomp.mso.logger.MsoLogger; -import org.openecomp.mso.properties.MsoJavaProperties; -import org.openecomp.mso.properties.MsoPropertiesFactory; -import org.openecomp.mso.requestsdb.RequestsDatabase; -import org.apache.http.HttpResponse; -import org.apache.http.HttpStatus; -import org.apache.http.client.config.RequestConfig; -import org.apache.http.client.methods.HttpGet; -import org.apache.http.impl.client.CloseableHttpClient; -import org.apache.http.impl.client.HttpClientBuilder; - -import javax.ws.rs.core.Response; - -public class HealthCheckUtils { - - private static final String HEALTH_CHECK = "HealthCheck"; - private static MsoLogger msoLogger = MsoLogger.getMsoLogger(MsoLogger.Catalog.GENERAL); - private static final String MSO_PROP_TOPOLOGY = "MSO_PROP_TOPOLOGY"; - private static MsoPropertiesFactory msoPropertiesFactory = new MsoPropertiesFactory(); - private static final String CHECK_HTML = "Health CheckApplication ready"; - private static final String NOT_FOUND = "Application Not StartedApplication not started. Properties file missing or invalid or database Connection failed"; - private static final String NOT_HEALTHY = "Application Not StartedApplication not available or at least one of the sub-modules is not available."; - public static final Response HEALTH_CHECK_RESPONSE = Response.status (HttpStatus.SC_OK) - .entity (CHECK_HTML) - .build (); - public static final Response HEALTH_CHECK_NOK_RESPONSE = Response.status (HttpStatus.SC_SERVICE_UNAVAILABLE) - .entity (NOT_HEALTHY) - . build (); - public static final Response NOT_STARTED_RESPONSE = Response.status (HttpStatus.SC_SERVICE_UNAVAILABLE) - .entity (NOT_FOUND) - .build (); - - public enum NodeType {APIH, RA, BPMN} - - public boolean catalogDBCheck (MsoLogger subMsoLogger, long startTime) { - try(CatalogDatabase catalogDB = CatalogDatabase.getInstance()) { - catalogDB.healthCheck (); - } catch (Exception e) { - subMsoLogger.error(MessageEnum.GENERAL_EXCEPTION, "", HEALTH_CHECK, MsoLogger.ErrorCode.DataError, "Failed to check catalog database", e); - subMsoLogger.recordAuditEvent (startTime, MsoLogger.StatusCode.ERROR, MsoLogger.ResponseCode.DBAccessError, "Exception during healthcheck"); - return false; - } - return true; - } - - public boolean requestDBCheck (MsoLogger subMsoLogger, long startTime) { - try { - (RequestsDatabase.getInstance()).healthCheck (); - } catch (Exception e) { - subMsoLogger.error(MessageEnum.GENERAL_EXCEPTION, "", HEALTH_CHECK, MsoLogger.ErrorCode.DataError, "Failed to check request database", e); - subMsoLogger.recordAuditEvent (startTime, MsoLogger.StatusCode.ERROR, MsoLogger.ResponseCode.ServiceNotAvailable, "Exception during local healthcheck"); - return false; - } - return true; - } - - public boolean siteStatusCheck(MsoLogger subMsoLogger) { - // Check the Site Status value in DB first, if set to false, return NOK - String site = getProperty("site-name"); - - MsoStatusUtil statusUtil = new MsoStatusUtil (); - if (!statusUtil.getSiteStatus (site)) { - subMsoLogger.debug("This site is currently disabled for maintenance."); - return false; - } - return true; - } - - public boolean configFileCheck (MsoLogger subMsoLogger, long startTime, String propertiesFile) { - if (null != propertiesFile) { - MsoJavaProperties props = loadMsoProperties (propertiesFile); - if (props == null) { - subMsoLogger.recordAuditEvent (startTime, MsoLogger.StatusCode.ERROR, MsoLogger.ResponseCode.ServiceNotAvailable, "Configuration file can not be loaded"); - return false; - } - } - return true; - } - - - private MsoJavaProperties loadMsoProperties (String fileName) { - MsoJavaProperties msoProperties; - try { - msoProperties = msoPropertiesFactory.getMsoJavaProperties(fileName); - } catch (Exception e) { - msoLogger.error (MessageEnum.LOAD_PROPERTIES_FAIL, fileName, "", HEALTH_CHECK, MsoLogger.ErrorCode.DataError, "Failed to load topology properties", e); - return null; - } - if (msoProperties !=null && msoProperties.size() > 0) { - return msoProperties; - } else { - msoLogger.error (MessageEnum.NO_PROPERTIES, fileName, "", HEALTH_CHECK, MsoLogger.ErrorCode.DataError, "No topology properties"); - return null; - } - } - - protected boolean verifyLocalHealth(String ip, String apiPort, String url, String sslEnabled, String requestId) { - String finalUrl = getFinalUrl(ip, apiPort, url, sslEnabled); - long startTime = System.currentTimeMillis (); - if (null != requestId) { - finalUrl = finalUrl + "?requestId=" + requestId; - } - try { - HttpResponse response; - CloseableHttpClient client = getHttpClient (); - HttpGet get = new HttpGet(finalUrl); - msoLogger.debug("Get url is: " + finalUrl); - response = client.execute(get); - msoLogger.debug("Get response is: " + response); - client.close (); //shut down the connection - if (response.getStatusLine().getStatusCode() == HttpStatus.SC_OK) { - msoLogger.debug("verifyLocalHealth - Successfully communicate with APIH/BPMN/RA"); - return true; - } - msoLogger.debug("verifyLocalHealth - Service not available"); - } catch (Exception e) { - msoLogger.error(MessageEnum.GENERAL_EXCEPTION, "", HEALTH_CHECK, MsoLogger.ErrorCode.UnknownError, "Error in local HealthCheck", e); - msoLogger.recordMetricEvent (startTime, MsoLogger.StatusCode.ERROR, MsoLogger.ResponseCode.CommunicationError, "Exception while communicate with APIH/BPMN/RA", url, HEALTH_CHECK, null); - msoLogger.debug("Exception while triggering local health check api:" + finalUrl); - } - return false; - } - - protected CloseableHttpClient getHttpClient () { - // set the connection timeout value to 30 seconds (30000 milliseconds) - RequestConfig.Builder requestBuilder = RequestConfig.custom(); - requestBuilder = requestBuilder.setConnectTimeout(30000); - requestBuilder = requestBuilder.setConnectionRequestTimeout(30000); - HttpClientBuilder builder = HttpClientBuilder.create (); - builder.setDefaultRequestConfig (requestBuilder.build ()); - - return builder.build (); - } - - public MsoJavaProperties loadTopologyProperties() { - MsoJavaProperties msoProperties; - try { - msoProperties = msoPropertiesFactory.getMsoJavaProperties(MSO_PROP_TOPOLOGY); - } catch (Exception e) { - msoLogger.error(MessageEnum.LOAD_PROPERTIES_FAIL, MSO_PROP_TOPOLOGY, "", HEALTH_CHECK, MsoLogger.ErrorCode.DataError, "Not able to load topology properties", e); - return null; - } - - if (msoProperties != null && msoProperties.size() > 0) { - return msoProperties; - } else { - msoLogger.error(MessageEnum.LOAD_PROPERTIES_FAIL, MSO_PROP_TOPOLOGY, "", HEALTH_CHECK, MsoLogger.ErrorCode.DataError, "Not able to load topology properties"); - return null; - } - } - - public boolean verifyNodeHealthCheck (HealthCheckUtils.NodeType type, String requestId) { - // Get info from topology properties file - MsoJavaProperties topologyProp = this.loadTopologyProperties(); - if (null == topologyProp) { - return false; - } - - checkHealthForProperty(topologyProp, "", requestId); - - boolean healthCheck = false; - switch (type) { - case APIH: - healthCheck = checkHealthForProperty(topologyProp, "apih-healthcheck-urn", requestId); - break; - case RA: - healthCheck = checkHealthForProperty(topologyProp, "jra-healthcheck-urn", requestId); - break; - case BPMN: - healthCheck = checkHealthForProperty(topologyProp, "camunda-healthcheck-urn", requestId); - break; - default: - msoLogger.error(MessageEnum.GENERAL_EXCEPTION_ARG, "Unknown NodeType:" + type, "", HEALTH_CHECK, MsoLogger.ErrorCode.DataError, "Unknown NodeType:" + type); - break; - } - - return healthCheck; - } - - public boolean verifyGlobalHealthCheck(boolean verifyBpmn, String requestId) { - // Get info from topology properties file - MsoJavaProperties topologyProp = this.loadTopologyProperties(); - if (null == topologyProp) { - msoLogger.error (MessageEnum.GENERAL_EXCEPTION_ARG, "Not able to find the topology file", "", HEALTH_CHECK, MsoLogger.ErrorCode.PermissionError, "Not able to find the topology file"); - return false; - } - - return verifyApihServersHealthCheck(topologyProp, requestId) && - verifyCamundaServersHealthCheck(topologyProp, requestId, verifyBpmn) && - verifyRaServersHealthCheck(topologyProp, requestId); - } - - public String getProperty (String name) { - MsoJavaProperties prop = this.loadTopologyProperties(); - - return prop.getProperty(name, null); - } - - protected String getFinalUrl (String ip, String port, String url, String sslEnabled) { - if (null == port && null == sslEnabled) { - int length = ip.length(); - if ("/".equals(ip.substring(length - 1))) { - ip = ip.substring(0, length - 1); - } - return ip + url; - } else if ("true".equalsIgnoreCase(sslEnabled)) { - return "https://" + ip + ":" + port + url; - } else { - return "http://" + ip + ":" + port + url; - } - } - - private boolean verifyRaServersHealthCheck(MsoJavaProperties topologyProp, String requestId) { - String jraLB = topologyProp.getProperty("jra-load-balancer", null); - String jraApi = topologyProp.getProperty("jra-nodehealthcheck-urn", null); - - if (null == jraLB || null == jraApi || jraLB.isEmpty() || jraApi.isEmpty()) { - msoLogger.error(MessageEnum.GENERAL_EXCEPTION_ARG, "Key parameters are missing from the topology file", "", HEALTH_CHECK, MsoLogger.ErrorCode.DataError, "Key parameters are missing from the topology file"); - return false; - } - - return verifyLocalHealth(jraLB, null, jraApi, null, requestId); - } - - private boolean verifyCamundaServersHealthCheck(MsoJavaProperties topologyProp, String requestId, boolean verifyBpmn) { - String bpmnLB = topologyProp.getProperty("camunda-load-balancer", null); - String bpmnApi = topologyProp.getProperty("camunda-nodehealthcheck-urn", null); - - if (null == bpmnLB || null == bpmnApi || bpmnLB.isEmpty() || bpmnApi.isEmpty()) { - msoLogger.error(MessageEnum.GENERAL_EXCEPTION_ARG, "Key parameters are missing from the topology file", "", HEALTH_CHECK, MsoLogger.ErrorCode.DataError, "Key parameters are missing from the topology file"); - return false; - } - - return !verifyBpmn || verifyLocalHealth(bpmnLB, null, bpmnApi, null, requestId); - } - - private boolean verifyApihServersHealthCheck(MsoJavaProperties topologyProp, String requestId) { - String apihLB = topologyProp.getProperty("apih-load-balancer", null); - String apihApi = topologyProp.getProperty("apih-nodehealthcheck-urn", null); - - if (null == apihLB || null == apihApi || apihLB.isEmpty() || apihApi.isEmpty()) { - msoLogger.error(MessageEnum.GENERAL_EXCEPTION_ARG, "Key parameters are missing from the topology file", "", HEALTH_CHECK, MsoLogger.ErrorCode.DataError, "Key parameters are missing from the topology file"); - return false; - } - - return verifyLocalHealth(apihLB, null, apihApi, null, requestId); - } - - private boolean checkHealthForProperty(MsoJavaProperties topologyProp, String property, String requestId) { - String apiList = topologyProp.getProperty(property, null); - if (apiList == null) { - String errorDescription = "Not able to get " + property + " parameter"; - msoLogger.error(MessageEnum.GENERAL_EXCEPTION_ARG, errorDescription, "", HEALTH_CHECK, MsoLogger.ErrorCode.DataError, errorDescription); - return false; - } - String[] apis = apiList.split(","); - return checkHealthForEachApi(topologyProp, apis, requestId); - } - - private boolean checkHealthForEachApi(MsoJavaProperties topologyProp, String[] apis, String requestId) { - - String port = topologyProp.getProperty("server-port", null); - String ip = System.getProperty("jboss.qualified.host.name"); - String sslEnabled = topologyProp.getProperty("ssl-enable", null); - - if (null == port || null == ip || ip.isEmpty() || port.isEmpty()) { - msoLogger.error(MessageEnum.GENERAL_EXCEPTION_ARG, "Not able to get the IP or the Port value. IP:" + ip + "; Port:" + port, "", HEALTH_CHECK, MsoLogger.ErrorCode.DataError, "Not able to get the IP or the Port value. IP:" + ip + "; Port:" + port); - return false; - } - - for (String url : apis) { - // if any of the parameters is null or empty, no need to establish the health check request, just go to the next iteration - if ((url == null) || url.isEmpty()) { - continue; - } - // Exit the loop if local health check returns false from any of the sub component - if (!this.verifyLocalHealth(ip, port, url, sslEnabled, requestId)) { - return false; - } - } - return true; - } -} -- cgit 1.2.3-korg