private void updateCacheFromLdap()
throws ChaiUnavailableException, ChaiOperationException, PwmOperationalException,
PwmUnrecoverableException {
LOGGER.debug(
PwmConstants.REPORTING_SESSION_LABEL,
"beginning process to updating user cache records from ldap");
if (status != STATUS.OPEN) {
return;
}
cancelFlag = false;
reportStatus = new ReportStatusInfo(settings.getSettingsHash());
reportStatus.setInProgress(true);
reportStatus.setStartDate(new Date());
try {
final Queue<UserIdentity> allUsers = new LinkedList<>(getListOfUsers());
reportStatus.setTotal(allUsers.size());
while (status == STATUS.OPEN && !allUsers.isEmpty() && !cancelFlag) {
final Date startUpdateTime = new Date();
final UserIdentity userIdentity = allUsers.poll();
try {
if (updateCachedRecordFromLdap(userIdentity)) {
reportStatus.setUpdated(reportStatus.getUpdated() + 1);
}
} catch (Exception e) {
String errorMsg =
"error while updating report cache for " + userIdentity.toString() + ", cause: ";
errorMsg +=
e instanceof PwmException
? ((PwmException) e).getErrorInformation().toDebugStr()
: e.getMessage();
final ErrorInformation errorInformation;
errorInformation = new ErrorInformation(PwmError.ERROR_REPORTING_ERROR, errorMsg);
LOGGER.error(PwmConstants.REPORTING_SESSION_LABEL, errorInformation.toDebugStr());
reportStatus.setLastError(errorInformation);
reportStatus.setErrors(reportStatus.getErrors() + 1);
}
reportStatus.setCount(reportStatus.getCount() + 1);
reportStatus.getEventRateMeter().markEvents(1);
final TimeDuration totalUpdateTime = TimeDuration.fromCurrent(startUpdateTime);
if (settings.isAutoCalcRest()) {
avgTracker.addSample(totalUpdateTime.getTotalMilliseconds());
Helper.pause(avgTracker.avgAsLong());
} else {
Helper.pause(settings.getRestTime().getTotalMilliseconds());
}
}
if (cancelFlag) {
reportStatus.setLastError(
new ErrorInformation(
PwmError.ERROR_SERVICE_NOT_AVAILABLE, "report cancelled by operator"));
}
} finally {
reportStatus.setFinishDate(new Date());
reportStatus.setInProgress(false);
}
LOGGER.debug(
PwmConstants.REPORTING_SESSION_LABEL,
"update user cache process completed: " + JsonUtil.serialize(reportStatus));
}
public BigDecimal avg() {
if (samples.isEmpty()) {
throw new IllegalStateException("unable to compute avg without samples");
}
BigInteger total = BigInteger.ZERO;
for (final BigInteger sample : samples) {
total = total.add(sample);
}
final BigDecimal maxAsBD = new BigDecimal(Integer.toString(maxSamples));
return new BigDecimal(total).divide(maxAsBD, MathContext.DECIMAL32);
}
public void addSample(final long input) {
samples.add(new BigInteger(Long.toString(input)));
while (samples.size() > maxSamples) {
samples.remove();
}
}