/**
* Hydra task to verify queries on the region after all ops. This MUST be called as a batched
* task, and will throw StopSchedulingTaskOnClientOrder when completed. It is necessary to
* reinitialize the verify state variables if this is called a second time in this VM, however an
* error is thrown if a second attempt it made without resetting the state variables.
*/
public static void HydraTask_verifyQueries() {
if (CQsOn) {
// the region contents verify task comes first, so if we got to this
// task, then we know the the region is a perfect snapshot of what
// we expect; the CQTestInstance relies on a snapshot
if (verifyQueryIterator == null) {
testInstance.CQTestInstance.regionSnapshot = new HashMap(testInstance.aRegion);
verifyQueryIterator = testInstance.queryMap.keySet().iterator();
}
if (verifyQueryIterator.hasNext()) {
verifyQueryCount++;
String cqName = (String) (verifyQueryIterator.next());
Log.getLogWriter()
.info(
"Verifying query "
+ verifyQueryCount
+ " out of "
+ testInstance.queryMap.size()
+ " with name "
+ cqName);
testInstance.CQTestInstance.verifyQuery(cqName);
} else {
String aStr = "Done verifying " + verifyQueryCount + " queries";
Log.getLogWriter().info(aStr);
// set for next time; if this is an init task, then we will be set for the close task
verifyQueryIterator = null;
verifyQueryCount = 0;
throw new StopSchedulingTaskOnClientOrder(aStr);
}
} else {
String aStr = "Skipping verification of queries because CQUtilPrms.CQsOn is " + CQsOn;
Log.getLogWriter().info(aStr);
throw new StopSchedulingTaskOnClientOrder(aStr);
}
}
/**
* Check event counters in the ControllerBB shared map. For example, if baseKey is
* ControllerBB.NumForcedDiscEventsKey and vmList is a list containing vmId 2, and expectedCount
* is 1, then the event count of key with base NumForcedDiscEvents plus vmId 2 is expected to be
* 1, and any other key found in the map that is prefixed by baseKey should have value be 0.
* Throws an exception if the conditions are not satisfied.
*
* @param baseKey The base string of the key to check (the prefix to the vm id)
* @param vmList The vms (ClientVmInfo) for the baseKey should have a value of expectedCount.
* @param expectedCount The expected value of any baseKeys that refer to the given vmIds,
* otherwise the expectedCount is 0.
*/
public static void checkEventCounters(String baseKey, List vmList, int expectedCount) {
Map aMap = ControllerBB.getBB().getSharedMap().getMap();
Iterator it = aMap.keySet().iterator();
while (it.hasNext()) {
String key = (String) (it.next());
if (key.startsWith(baseKey)) { // found a key prefixed by baseKey
int value = ((Integer) (aMap.get(key))).intValue(); // value for the key
boolean foundInVmIdList = false;
for (int i = 0; i < vmList.size(); i++) {
int vmId = ((Integer) ((ClientVmInfo) (vmList.get(i))).getVmid()).intValue();
if (key.endsWith("_" + vmId)) { // found a baseKey with a vmid in the vmList
foundInVmIdList = true;
if (value != expectedCount) {
throw new TestException(
"Expected value for BB key "
+ key
+ " to be "
+ expectedCount
+ " but it is "
+ value);
}
}
}
if (!foundInVmIdList) { // this key's value should be 0
if (value != 0) {
throw new TestException(
"Expected value for BB key " + key + " to be 0 but it is " + value);
}
}
}
}
}
/** Start all cqs running for this VM, and create a CQHistory instance for each CQ. */
private void startCQsWithHistory() {
initializeQueryService();
CqAttributesFactory cqFac = new CqAttributesFactory();
cqFac.addCqListener(new CQHistoryListener());
cqFac.addCqListener(new CQGatherListener());
CqAttributes cqAttr = cqFac.create();
Iterator it = queryMap.keySet().iterator();
while (it.hasNext()) {
String queryName = (String) (it.next());
String query = (String) (queryMap.get(queryName));
try {
CqQuery cq = qService.newCq(queryName, query, cqAttr);
CQHistory history = new CQHistory(cq.getName());
CQHistoryListener.recordHistory(history);
Log.getLogWriter()
.info(
"Creating CQ with name " + queryName + ": " + query + ", cq attributes: " + cqAttr);
Log.getLogWriter().info("Calling executeWithInitialResults on " + cq);
CqResults rs = cq.executeWithInitialResults();
SelectResults sr = CQUtil.getSelectResults(rs);
if (sr == null) {
throw new TestException(
"For cq "
+ cq
+ " with name "
+ cq.getName()
+ " executeWithInitialResults returned "
+ sr);
}
Log.getLogWriter()
.info(
"Done calling executeWithInitializResults on "
+ cq
+ " with name "
+ queryName
+ ", select results size is "
+ sr.size());
history.setSelectResults(sr);
logNumOps();
// log the select results
List srList = sr.asList();
StringBuffer aStr = new StringBuffer();
aStr.append("SelectResults returned from " + queryName + " is\n");
for (int i = 0; i < srList.size(); i++) {
aStr.append(srList.get(i) + "\n");
}
Log.getLogWriter().info(aStr.toString());
} catch (CqExistsException e) {
throw new TestException(TestHelper.getStackTrace(e));
} catch (RegionNotFoundException e) {
throw new TestException(TestHelper.getStackTrace(e));
} catch (CqException e) {
throw new TestException(TestHelper.getStackTrace(e));
}
}
}
/**
* Get the client name for the given vmID, by looking in the StopStartBB blackboard shared map.
* The map must have been created by calling StopStart_initTask. If this method was never invoked,
* then null is returned as the clientName cannot be deteremined.
*
* @param vmID The vmID to get the client name for.
* @returns The client name for vmID, or null if it cannot be determined.
*/
public static String getClientName(Integer vmID) {
Iterator it = StopStartBB.getBB().getSharedMap().getMap().values().iterator();
while (it.hasNext()) {
Object anObj = it.next();
if (anObj instanceof ClientVmInfo) {
ClientVmInfo info = (ClientVmInfo) (anObj);
if (info.getVmid().equals(vmID)) { // its a match
return info.getClientName();
}
}
}
return null;
}
/** Return a List of all ClientVmInfo instances in the StopStartVMs blackboard. */
public static List getAllVMs() {
List aList = new ArrayList();
Map aMap = StopStartBB.getBB().getSharedMap().getMap();
Iterator it = aMap.keySet().iterator();
while (it.hasNext()) {
Object key = it.next();
Object value = aMap.get(key);
if (value instanceof ClientVmInfo) {
aList.add(value);
}
}
return aList;
}
/**
* Verify the result of the CQs registered for this VM. Query results from
* executeWithInitialResults are combined with subsequent cq events to form the final result.
*/
protected void verifyQueryResultsCombine() {
Log.getLogWriter().info("In verifyQueryResultsCombine");
Iterator it = queryMap.keySet().iterator();
int count = 0;
while (it.hasNext()) {
count++;
String cqName = (String) (it.next());
Log.getLogWriter()
.info("Verifying query " + count + " out of " + queryMap.size() + " with name " + cqName);
CqQuery cq = qService.getCq(cqName);
String queryStr = cq.getQueryString();
String readableQueryStr = CQTest.getReadableQueryString(queryStr);
// combine the initial selectResults with history of events
CQHistory history = CQHistoryListener.getCQHistory(cqName);
Map combinedMap = history.getCombinedResults();
List combinedList = new ArrayList(combinedMap.values());
List expectedResults = CQTestInstance.getExpectedResults(queryStr);
List missingInCombined = new ArrayList(expectedResults);
List unexpectedInCombined = new ArrayList(combinedList);
unexpectedInCombined.removeAll(expectedResults);
missingInCombined.removeAll(combinedList);
// prepare error Strings
StringBuffer aStr = new StringBuffer();
if (unexpectedInCombined.size() > 0) {
String tmpStr =
getLocationString(unexpectedInCombined, expectedResults, history)
+ "\n"
+ "Found the following "
+ unexpectedInCombined.size()
+ " unexpected elements in combined results for cq "
+ cqName
+ ", "
+ readableQueryStr
+ ": "
+ QueryObject.toStringFull(unexpectedInCombined);
Log.getLogWriter().info(tmpStr);
aStr.append(tmpStr);
}
if (missingInCombined.size() > 0) {
String tmpStr =
getLocationString(missingInCombined, expectedResults, history)
+ "\n"
+ "The following "
+ missingInCombined.size()
+ " elements were missing from combined results for cq "
+ cqName
+ ", "
+ readableQueryStr
+ ": "
+ QueryObject.toStringFull(missingInCombined);
Log.getLogWriter().info(tmpStr);
aStr.append(tmpStr);
}
if (aStr.length() > 0) {
throw new TestException(
"Probably bug 38065: For cq "
+ cqName
+ ", "
+ readableQueryStr
+ "\n"
+ aStr.toString());
}
}
Log.getLogWriter().info("Done verifying " + count + " queries");
}
/**
* Given a List of QueryObjects known to be inconsistent as determined by validation, log where
* the suspect objects are found by checking for it in 1) the expected List 2) the CQ history of
* events 3) the select results 4) the localRegion
*
* @param inconsistencies A List of suspect QueryObjects to check in each location.
* @param expected The expected List of objects for a query.
* @param history The CQHistory for the query
* @returns
*/
private String getLocationString(List inconsistencies, List expected, CQHistory history) {
StringBuffer aStr = new StringBuffer();
for (int i = 0; i < inconsistencies.size(); i++) {
QueryObject suspect = (QueryObject) (inconsistencies.get(i));
// check the local region
boolean found = false;
Iterator it = aRegion.keySet().iterator();
while (it.hasNext()) {
Object key = it.next();
Region.Entry entry = aRegion.getEntry(key);
QueryObject qo = (QueryObject) (entry.getValue());
if ((qo != null) && (qo.equals(suspect))) {
found = true;
aStr.append(
qo.toStringAbbreviated()
+ " was found in "
+ aRegion.getFullPath()
+ " at key "
+ key
+ "\n");
}
}
if (!found) {
aStr.append(
suspect.toStringAbbreviated() + " was NOT found in " + aRegion.getFullPath() + "\n");
}
// seach for all occurrences in expected list
found = false;
it = expected.iterator();
while (it.hasNext()) {
QueryObject qo = (QueryObject) (it.next());
if (qo.equals(suspect)) {
found = true;
aStr.append(qo.toStringAbbreviated() + " was found in expected results\n");
}
}
if (!found) {
aStr.append(suspect.toStringAbbreviated() + " was NOT found in expected results\n");
}
// seach for all occurrences in selectResults
SelectResults selResults = history.getSelectResults();
found = false;
it = selResults.iterator();
while (it.hasNext()) {
QueryObject qo = (QueryObject) (it.next());
if (qo.equals(suspect)) {
found = true;
aStr.append(qo.toStringAbbreviated() + " was found in SelectResults\n");
}
}
if (!found) {
aStr.append(suspect.toStringAbbreviated() + " was NOT found in SelectResults\n");
}
// seach for all occurrences in history
found = false;
List eventList = history.getEvents();
for (int j = 0; j < eventList.size(); j++) {
CqEvent event = (CqEvent) (eventList.get(j));
QueryObject qo = (QueryObject) (event.getNewValue());
if ((qo != null) && (qo.equals(suspect))) {
found = true;
aStr.append(
qo.toStringAbbreviated()
+ " was found in event history as new value "
+ event
+ "\n");
}
}
if (!found) {
aStr.append(suspect.toStringAbbreviated() + " was NOT found in CqEvent history\n");
}
}
return aStr.toString();
}