* ============LICENSE_START=======================================================
* Integrity Monitor
* ================================================================================
- * Copyright (C) 2017-2019 AT&T Intellectual Property. All rights reserved.
+ * Copyright (C) 2017-2020 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.
private static final String IGNORE_INVALID_PROPERTY_STRING = "Ignored invalid property: {}";
private static final String PROPERTY_EXCEPTION_STRING = "IntegrityMonitor Property Exception: ";
private static final String EXCEPTION_STRING = "IntegrityMonitor threw exception.";
- private static final String STATE_CHECK_STRING = "IntegrityMonitor.stateCheck(): "
- + "Failed to disableFail dependent resource = ";
+ private static final String STATE_CHECK_STRING =
+ "IntegrityMonitor.stateCheck(): " + "Failed to disableFail dependent resource = ";
private static final String RESOURCE_STRING = "Resource ";
private static final String LC_RESOURCE_STRING = "resource";
boolean alarmExists = false;
/*
- * Error message that is written by the dependencyCheck() method. It is made available
- * externally through the evaluateSanity() method.
+ * Error message that is written by the dependencyCheck() method. It is made available externally through the
+ * evaluateSanity() method.
*/
private String dependencyCheckErrorMsg = "";
// Did it get created?
//
if (emf == null) {
- logger.error("Error creating IM entity manager factory with persistence unit: {}",
- getPersistenceUnit());
+ logger.error("Error creating IM entity manager factory with persistence unit: {}", getPersistenceUnit());
throw new IntegrityMonitorException("Unable to create IM Entity Manager Factory");
}
stateManager = new StateManagement(emf, resourceName);
/**
- * Initialize the state and status attributes. This will maintain any Administrative
- * state value but will set the operational state = enabled, availability status = null,
- * standby status = null. The integrity monitor will set the operational state via the
- * FPManager and the owning application must set the standby status by calling
- * promote/demote on the StateManager.
+ * Initialize the state and status attributes. This will maintain any Administrative state value but will
+ * set the operational state = enabled, availability status = null, standby status = null. The integrity
+ * monitor will set the operational state via the FPManager and the owning application must set the standby
+ * status by calling promote/demote on the StateManager.
*/
stateManager.initializeState();
AtomicReference<StateManagementEntity> stateManagementEntity = new AtomicReference<>();
String errorMsg =
- withinTransaction(dep + ": ForwardProgressEntity DB operation failed with exception: ", () -> {
- Query query = em.createQuery(
- "Select p from ForwardProgressEntity p where p.resourceName=:resource");
- query.setParameter(LC_RESOURCE_STRING, dep);
-
- @SuppressWarnings("rawtypes")
- List fpList = query.setLockMode(LockModeType.NONE).setFlushMode(FlushModeType.COMMIT)
- .getResultList();
-
- if (!fpList.isEmpty()) {
- // exists
- forwardProgressEntity.set((ForwardProgressEntity) fpList.get(0));
- // refresh the object from DB in case cached data was
- // returned
- em.refresh(forwardProgressEntity.get());
- logger.debug("Found entry in ForwardProgressEntity table for dependent Resource={}", dep);
- return null;
-
- } else {
- return dep + ": resource not found in ForwardProgressEntity database table";
- }
- });
+ withinTransaction(dep + ": ForwardProgressEntity DB operation failed with exception: ", () -> {
+ Query query =
+ em.createQuery("Select p from ForwardProgressEntity p where p.resourceName=:resource");
+ query.setParameter(LC_RESOURCE_STRING, dep);
+
+ @SuppressWarnings("rawtypes")
+ List fpList =
+ query.setLockMode(LockModeType.NONE).setFlushMode(FlushModeType.COMMIT).getResultList();
+
+ if (!fpList.isEmpty()) {
+ // exists
+ forwardProgressEntity.set((ForwardProgressEntity) fpList.get(0));
+ // refresh the object from DB in case cached data was
+ // returned
+ em.refresh(forwardProgressEntity.get());
+ logger.debug("Found entry in ForwardProgressEntity table for dependent Resource={}", dep);
+ return null;
+
+ } else {
+ return dep + ": resource not found in ForwardProgressEntity database table";
+ }
+ });
if (errorMsg == null) {
errorMsg = withinTransaction(dep + ": StateManagementEntity DB read failed with exception: ", () -> {
}
private void checkForwardProgress(String dep, ForwardProgressEntity forwardProgressEntity,
- StateManagementEntity stateManagementEntity) {
+ StateManagementEntity stateManagementEntity) {
if (forwardProgressEntity != null && stateManagementEntity != null) {
Date date = MonitorTime.getInstance().getDate();
long diffMs = date.getTime() - forwardProgressEntity.getLastUpdated().getTime();
} else {
if (forwardProgressEntity == null) {
- String msg = STATE_CHECK_STRING + dep
- + "; " + " forwardProgressEntity == null.";
+ String msg = STATE_CHECK_STRING + dep + "; " + " forwardProgressEntity == null.";
logger.error("{}", msg);
} else {
- String msg = STATE_CHECK_STRING + dep
- + "; " + " stateManagementEntity == null.";
+ String msg = STATE_CHECK_STRING + dep + "; " + " stateManagementEntity == null.";
logger.error("{}", msg);
}
}
em.refresh(fpx);
if (logger.isDebugEnabled()) {
logger.debug("Dependent resource {} - fpc= {}, lastUpdated={}", dep, fpx.getFpcCount(),
- fpx.getLastUpdated());
+ fpx.getLastUpdated());
}
long currTime = MonitorTime.getInstance().getMillis();
// if dependent resource FPC has not been updated, consider it
withinTransaction("getAllForwardProgessEntity DB read failed with exception: ", () -> {
Query fquery = em.createQuery("Select e from ForwardProgressEntity e");
fquery.setLockMode(LockModeType.NONE).setFlushMode(FlushModeType.COMMIT).getResultList()
- .forEach(obj -> fpList.add((ForwardProgressEntity) obj));
+ .forEach(obj -> fpList.add((ForwardProgressEntity) obj));
return null;
});
int index = 0;
for (ForwardProgressEntity fpe : fpList) {
logger.debug("getAllForwardProgressEntity: fpList.get({}).getResourceName(): {}", index++,
- fpe.getResourceName());
+ fpe.getResourceName());
}
return fpList;
// get the JMX URL from the database
AtomicReference<String> jmxUrl = new AtomicReference<>();
- String errorMsg =
- withinTransaction(dep + ": ResourceRegistrationEntity DB read failed with exception: ",
- () -> getJmxUrlFromDb(dep, jmxUrl));
+ String errorMsg = withinTransaction(dep + ": ResourceRegistrationEntity DB read failed with exception: ",
+ () -> getJmxUrlFromDb(dep, jmxUrl));
if (jmxUrl.get() != null) {
errorMsg = jmxCheck2(dep, jmxUrl.get(), errorMsg);
private String getJmxUrlFromDb(String dep, AtomicReference<String> jmxUrl) {
// query if ResourceRegistration entry exists for resourceName
- Query rquery = em.createQuery(
- "Select r from ResourceRegistrationEntity r where r.resourceName=:rn");
+ Query rquery = em.createQuery("Select r from ResourceRegistrationEntity r where r.resourceName=:rn");
rquery.setParameter("rn", dep);
@SuppressWarnings("rawtypes")
- List rrList = rquery.setLockMode(LockModeType.NONE).setFlushMode(FlushModeType.COMMIT)
- .getResultList();
+ List rrList = rquery.setLockMode(LockModeType.NONE).setFlushMode(FlushModeType.COMMIT).getResultList();
ResourceRegistrationEntity rrx = null;
if (!rrList.isEmpty()) {
em.refresh(rrx);
jmxUrl.set(rrx.getResourceUrl());
if (logger.isDebugEnabled()) {
- logger.debug("Dependent Resource={}, url={}, createdDate={}", dep, jmxUrl.get(),
- rrx.getCreatedDate());
+ logger.debug("Dependent Resource={}, url={}, createdDate={}", dep, jmxUrl.get(), rrx.getCreatedDate());
}
return null;
dependencyOk = checkDependencies(errorMsg) && dependencyOk;
/*
- * We have checked all the dependency groups. If all are ok and subsystemTest
- * passed, dependencyFailure == false
+ * We have checked all the dependency groups. If all are ok and subsystemTest passed, dependencyFailure
+ * == false
*/
if (dependencyOk) {
dependenciesGood(errorMsg);
}
} else if (dependencyOk) {
/*
- * This is put here to clean up when no dependency group should exist, but one was
- * erroneously added which caused the state to be disabled/dependency/coldstandby
- * and later removed. We saw this happen in the lab, but is not very likely in a
- * production environment...but you never know.
+ * This is put here to clean up when no dependency group should exist, but one was erroneously added
+ * which caused the state to be disabled/dependency/coldstandby and later removed. We saw this happen in
+ * the lab, but is not very likely in a production environment...but you never know.
*/
noDependencyGroups(errorMsg);
}
// This indicates a subsystemTest failure
try {
if (logger.isDebugEnabled()) {
- logger.debug(
- "{}: There has been a subsystemTest failure with error:{} Updating this resource's "
- + "state to disableDependency",
- resourceName, e.getMessage());
+ logger.debug("{}: There has been a subsystemTest failure with error:{} Updating this resource's "
+ + "state to disableDependency", resourceName, e.getMessage());
}
// Capture the subsystemTest failure info
appendSeparator(errorMsg);
try {
logger.debug("All dependents in group {} have failed their health check. Updating this "
+ "resource's state to disableDependency", group);
- if (stateManager.getAvailStatus() == null || !((stateManager.getAvailStatus())
- .equals(StateManagement.DEPENDENCY)
- || (stateManager.getAvailStatus()).equals(StateManagement.DEPENDENCY_FAILED))) {
+ if (stateManager.getAvailStatus() == null
+ || !((stateManager.getAvailStatus()).equals(StateManagement.DEPENDENCY)
+ || (stateManager.getAvailStatus()).equals(StateManagement.DEPENDENCY_FAILED))) {
// Note: redundant calls are made by
// refreshStateAudit
this.stateManager.disableDependency();
private void dependenciesGood(StringBuilder errorMsg) {
try {
- logger.debug(
- "All dependency groups have at least one viable member. Updating this resource's state"
- + " to enableNoDependency");
+ logger.debug("All dependency groups have at least one viable member. Updating this resource's state"
+ + " to enableNoDependency");
if (stateManager.getAvailStatus() != null
&& ((stateManager.getAvailStatus()).equals(StateManagement.DEPENDENCY)
- || (stateManager.getAvailStatus()).equals(StateManagement.DEPENDENCY_FAILED))) {
+ || (stateManager.getAvailStatus()).equals(StateManagement.DEPENDENCY_FAILED))) {
// Note: redundant calls are made by
// refreshStateAudit
this.stateManager.enableNoDependency();
logger.debug("There are no dependents. Updating this resource's state to enableNoDependency");
if (stateManager.getAvailStatus() != null
&& ((stateManager.getAvailStatus()).equals(StateManagement.DEPENDENCY)
- || (stateManager.getAvailStatus()).equals(StateManagement.DEPENDENCY_FAILED))) {
+ || (stateManager.getAvailStatus()).equals(StateManagement.DEPENDENCY_FAILED))) {
// Note: redundant calls are made by refreshStateAudit
this.stateManager.enableNoDependency();
}
if ((stateManager.getStandbyStatus() != null)
&& (stateManager.getStandbyStatus().equals(StateManagement.HOT_STANDBY)
- || stateManager.getStandbyStatus().equals(StateManagement.COLD_STANDBY))) {
+ || stateManager.getStandbyStatus().equals(StateManagement.COLD_STANDBY))) {
String msg = RESOURCE_STRING + resourceName + " is standby";
throw new StandbyStatusException("IntegrityMonitor Standby Status Exception: " + msg);
if (getAllNotWellMap() != null) {
if (!(getAllNotWellMap().isEmpty())) {
/*
- * An entity has reported that it is not well. We must not allow the the forward
- * progress counter to advance.
+ * An entity has reported that it is not well. We must not allow the the forward progress counter to
+ * advance.
*/
String msg = "allNotWellMap:";
for (Entry<String, String> entry : allNotWellMap.entrySet()) {
for (Entry<String, String> entry : allSeemsWellMap.entrySet()) {
msg = msg.concat("\nkey = " + entry.getKey() + " msg = " + entry.getValue());
}
- logger.debug(
- "endTransaction: allNotWellMap IS EMPTY and allSeemsWellMap is NOT EMPTY. "
- + "Advancing forward progress counter. \n{}\n", msg);
+ logger.debug("endTransaction: allNotWellMap IS EMPTY and allSeemsWellMap is NOT EMPTY. "
+ + "Advancing forward progress counter. \n{}\n", msg);
}
}
// increment local FPC
} catch (Exception e1) {
logger.error(EXCEPTION_STRING, e1);
}
- logger.error("writeFpc DB table commit failed with exception: {}", e);
+ logger.error("writeFpc DB table commit failed with exception", e);
throw e;
}
}
checkNonNull(prop, IntegrityMonitorProperties.DB_USER);
checkNonNull(prop, IntegrityMonitorProperties.DB_PWD);
- setLong(prop, IntegrityMonitorProperties.FP_MONITOR_INTERVAL,
- value -> monitorIntervalMs = toMillis(value));
+ setLong(prop, IntegrityMonitorProperties.FP_MONITOR_INTERVAL, value -> monitorIntervalMs = toMillis(value));
- setInt(prop, IntegrityMonitorProperties.FAILED_COUNTER_THRESHOLD,
- value -> failedCounterThreshold = value);
+ setInt(prop, IntegrityMonitorProperties.FAILED_COUNTER_THRESHOLD, value -> failedCounterThreshold = value);
- setLong(prop, IntegrityMonitorProperties.TEST_TRANS_INTERVAL,
- value -> testTransIntervalMs = toMillis(value));
+ setLong(prop, IntegrityMonitorProperties.TEST_TRANS_INTERVAL, value -> testTransIntervalMs = toMillis(value));
- setLong(prop, IntegrityMonitorProperties.WRITE_FPC_INTERVAL,
- value -> writeFpcIntervalMs = toMillis(value));
+ setLong(prop, IntegrityMonitorProperties.WRITE_FPC_INTERVAL, value -> writeFpcIntervalMs = toMillis(value));
setLong(prop, IntegrityMonitorProperties.CHECK_DEPENDENCY_INTERVAL,
value -> checkDependencyIntervalMs = toMillis(value));
setLong(prop, IntegrityMonitorProperties.MAX_FPC_UPDATE_INTERVAL,
value -> maxFpcUpdateIntervalMs = toMillis(value));
- setLong(prop, IntegrityMonitorProperties.STATE_AUDIT_INTERVAL_MS,
- value -> stateAuditIntervalMs = value);
+ setLong(prop, IntegrityMonitorProperties.STATE_AUDIT_INTERVAL_MS, value -> stateAuditIntervalMs = value);
setLong(prop, IntegrityMonitorProperties.REFRESH_STATE_AUDIT_INTERVAL_MS,
value -> refreshStateAuditIntervalMs = value);
}
}
- private static String checkNonNull(Properties props, String propName)
- throws IntegrityMonitorPropertiesException {
+ private static String checkNonNull(Properties props, String propName) throws IntegrityMonitorPropertiesException {
String propValue = props.getProperty(propName);
if (propValue == null) {
lastFpCounter = fpCounter;
missedCycles = 0;
// set op state to enabled
- logger.debug("Forward progress detected for resource {}. Setting state to enable not failed.",
- resourceName);
+ logger.debug("Forward progress detected for resource {}. Setting state to enable not failed.", resourceName);
if (!(stateManager.getOpState()).equals(StateManagement.ENABLED)) {
// Note: The refreshStateAudit will make redundant calls
stateManager.enableNotFailed();
/**
* Disables the entity.
+ *
* @param entrans entity transaction
* @param fpe entity of interest
* @return the corresponding state management entity
try {
// query if StateManagement entry exists for fpe resource
- Query query =
- em.createQuery("Select p from StateManagementEntity p where p.resourceName=:resource");
+ Query query = em.createQuery("Select p from StateManagementEntity p where p.resourceName=:resource");
query.setParameter(LC_RESOURCE_STRING, fpe.getResourceName());
@SuppressWarnings("rawtypes")
- List smList =
- query.setLockMode(LockModeType.NONE).setFlushMode(FlushModeType.COMMIT).getResultList();
+ List smList = query.setLockMode(LockModeType.NONE).setFlushMode(FlushModeType.COMMIT).getResultList();
if (!smList.isEmpty()) {
// exists
sme = (StateManagementEntity) smList.get(0);
// returned
em.refresh(sme);
if (logger.isDebugEnabled()) {
- logger.debug(
- "IntegrityMonitor.executeStateAudit(): Found entry in StateManagementEntity table "
- + "for Resource={}",
- sme.getResourceName());
+ logger.debug("IntegrityMonitor.executeStateAudit(): Found entry in StateManagementEntity table "
+ + "for Resource={}", sme.getResourceName());
}
} else {
String msg = "IntegrityMonitor.executeStateAudit(): " + fpe.getResourceName()
stateManager.disableFailed(dep);
}
} catch (Exception e) {
- String msg = STATE_CHECK_STRING + dep
- + "; " + e.getMessage();
+ String msg = STATE_CHECK_STRING + dep + "; " + e.getMessage();
logger.error("{}", msg, e);
}
}
/**
* Indicates a failure to disable an entity.
+ *
* @param sme entity of interest
*/
private void disableFailed(StateManagementEntity sme) {
}
/*
- * This is a simple refresh audit which is periodically run to assure that the states and status
- * attributes are aligned and notifications are sent to any listeners. It is possible for
- * state/status to get out of sync and notified systems to be out of synch due to database
- * corruption (manual or otherwise) or because a node became isolated.
+ * This is a simple refresh audit which is periodically run to assure that the states and status attributes are
+ * aligned and notifications are sent to any listeners. It is possible for state/status to get out of sync and
+ * notified systems to be out of synch due to database corruption (manual or otherwise) or because a node became
+ * isolated.
*
- * When the operation (lock/unlock) is called, it will cause a re-evaluation of the state and
- * send a notification to all registered observers.
+ * When the operation (lock/unlock) is called, it will cause a re-evaluation of the state and send a notification to
+ * all registered observers.
*/
private void refreshStateAudit() {
logger.debug("refreshStateAudit(): entry");
* @param msg message to add for the key
* @throws AllSeemsWellException if an error occurs
*/
- public void allSeemsWell(String key, Boolean asw, String msg)
- throws AllSeemsWellException {
+ public void allSeemsWell(String key, Boolean asw, String msg) throws AllSeemsWellException {
logger.debug("allSeemsWell entry: key = {}, asw = {}, msg = {}", key, asw, msg);
if (StringUtils.isEmpty(key)) {
// these methods may be overridden by junit tests
/**
- * Indicates that the {@link FpManager#run()} method has started. This method
- * simply returns.
+ * Indicates that the {@link FpManager#run()} method has started. This method simply returns.
*
* @throws InterruptedException can be interrupted
*/
Code Review / policy / common.git / commitdiff