/**
* replaceNotification
*
* @param oldName a {@link java.lang.String} object.
* @param newNotice a {@link org.opennms.netmgt.config.notifications.Notification} object.
* @throws org.exolab.castor.xml.MarshalException if any.
* @throws org.exolab.castor.xml.ValidationException if any.
* @throws java.io.IOException if any.
* @throws java.lang.ClassNotFoundException if any.
*/
public synchronized void replaceNotification(final String oldName, final Notification newNotice)
throws MarshalException, ValidationException, IOException, ClassNotFoundException {
// In order to preserve the order of the notices, we have to replace "in place".
Notification notice = getNotification(oldName);
if (notice != null) {
notice.setWriteable(newNotice.getWriteable());
notice.setName(newNotice.getName());
notice.setDescription(newNotice.getDescription());
notice.setUei(newNotice.getUei());
notice.setRule(newNotice.getRule());
notice.setDestinationPath(newNotice.getDestinationPath());
notice.setNoticeQueue(newNotice.getNoticeQueue());
notice.setTextMessage(newNotice.getTextMessage());
notice.setSubject(newNotice.getSubject());
notice.setNumericMessage(newNotice.getNumericMessage());
notice.setStatus(newNotice.getStatus());
notice.setVarbind(newNotice.getVarbind());
notice.getParameterCollection().clear(); // Required to avoid NMS-5948
for (Parameter parameter : newNotice.getParameterCollection()) {
Parameter newParam = new Parameter();
newParam.setName(parameter.getName());
newParam.setValue(parameter.getValue());
notice.addParameter(newParam);
}
saveCurrent();
} else addNotification(newNotice);
}
/**
* hasUei
*
* @param uei a {@link java.lang.String} object.
* @return a boolean.
* @throws java.io.IOException if any.
* @throws org.exolab.castor.xml.MarshalException if any.
* @throws org.exolab.castor.xml.ValidationException if any.
*/
public boolean hasUei(final String uei)
throws IOException, MarshalException, ValidationException {
update();
for (Notification notif : m_notifications.getNotificationCollection()) {
if (uei.equals(notif.getUei()) || "MATCH-ANY-UEI".equals(notif.getUei())) {
return true;
} else if (notif.getUei().charAt(0) == '~') {
if (uei.matches(notif.getUei().substring(1))) {
return true;
}
}
}
return false;
}
/**
* nodeInterfaceServiceValid
*
* @param notif a {@link org.opennms.netmgt.config.notifications.Notification} object.
* @param event a {@link org.opennms.netmgt.xml.event.Event} object.
* @return a boolean.
*/
protected boolean nodeInterfaceServiceValid(final Notification notif, final Event event) {
Assert.notNull(notif, "notif argument must not be null");
Assert.notNull(event, "event argument must not be null");
Assert.notNull(notif.getRule(), "getRule() on notif argument must not return null");
/*
* If the event doesn't have a nodeId, interface, or service,
* return true since there is nothing on which to filter.
*/
if (event.getNodeid() == 0 && event.getInterface() == null && event.getService() == null) {
if ("MATCH-ANY-UEI".equals(notif.getUei())) {
// TODO: Trim parentheses from the filter and trim whitespace from inside the
// filter statement. This comparison is very brittle as it is.
if ("ipaddr != '0.0.0.0'".equals(notif.getRule().toLowerCase())
|| "ipaddr iplike *.*.*.*".equals(notif.getRule().toLowerCase())) {
return true;
} else {
return false;
}
}
return true;
}
StringBuffer constraints = new StringBuffer();
if (event.getNodeid() != 0) {
constraints.append(" & (nodeId == " + event.getNodeid() + ")");
}
if (event.getInterface() != null && !"0.0.0.0".equals(event.getInterface())) {
constraints.append(" & (ipAddr == '" + event.getInterface() + "')");
if (event.getService() != null) {
constraints.append(" & (serviceName == '" + event.getService() + "')");
}
}
String rule = "((" + notif.getRule() + ")" + constraints + ")";
return isRuleMatchingFilter(notif, rule);
}
/**
* getNotifForEvent
*
* @param event a {@link org.opennms.netmgt.xml.event.Event} object.
* @return an array of {@link org.opennms.netmgt.config.notifications.Notification} objects.
* @throws java.io.IOException if any.
* @throws org.exolab.castor.xml.MarshalException if any.
* @throws org.exolab.castor.xml.ValidationException if any.
*/
public Notification[] getNotifForEvent(final Event event)
throws IOException, MarshalException, ValidationException {
update();
List<Notification> notifList = new ArrayList<Notification>();
boolean matchAll = getConfigManager().getNotificationMatch();
ThreadCategory log = this.log();
// This if statement will check to see if notification should be suppressed for this event.
if (event == null) {
log.warn("unable to get notification for null event!");
return null;
} else if (event.getLogmsg() != null && !(event.getLogmsg().getNotify())) {
if (log.isDebugEnabled())
log.debug("Event " + event.getUei() + " is configured to suppress notifications.");
return null;
}
for (Notification curNotif : m_notifications.getNotificationCollection()) {
if (log.isDebugEnabled())
log.debug("Checking " + event.getUei() + " against " + curNotif.getUei());
if (event.getUei().equals(curNotif.getUei()) || "MATCH-ANY-UEI".equals(curNotif.getUei())) {
// Match!
} else if (curNotif.getUei().charAt(0) == '~') {
if (event.getUei().matches(curNotif.getUei().substring(1))) {
// Match!
} else {
if (log.isDebugEnabled())
log.debug(
"Notification regex "
+ curNotif.getUei()
+ " failed to match event UEI: "
+ event.getUei());
continue;
}
} else {
if (log.isDebugEnabled())
log.debug("Event UEI " + event.getUei() + " did not match " + curNotif.getUei());
continue;
}
/** Check if event severity matches pattern in notification */
if (log.isDebugEnabled())
log.debug(
"Checking event severity: "
+ event.getSeverity()
+ " against notification severity: "
+ curNotif.getEventSeverity());
// parameter is optional, return true if not set
if (curNotif.getEventSeverity() == null) {
// Skip matching on severity
} else if (event
.getSeverity()
.toLowerCase()
.matches(curNotif.getEventSeverity().toLowerCase())) {
// Severities match
} else {
if (log.isDebugEnabled())
log.debug(
"Event severity: "
+ event.getSeverity()
+ " did not match notification severity: "
+ curNotif.getEventSeverity());
continue;
}
// The notice has to be "on"
// The notice has to match a severity if configured - currHasSeverity should be true if there
// is no severity rule
// The notice has to match the UEI of the event or MATCH-ANY-UEI
// If all those things are true:
// Then the service has to match if configured, the interface if configured, and the node if
// configured.
if (curNotif.getStatus().equals("on")) {
if (nodeInterfaceServiceValid(curNotif, event)) {
boolean parmsmatched = getConfigManager().matchNotificationParameters(event, curNotif);
if (!parmsmatched) {
if (log.isDebugEnabled())
log.debug(
"Event "
+ event.getUei()
+ " did not match parameters for notice "
+ curNotif.getName());
continue;
}
// Add this notification to the return value
notifList.add(curNotif);
if (log.isDebugEnabled())
log.debug("Event " + event.getUei() + " matched notice " + curNotif.getName());
if (!matchAll) break;
} else {
if (log.isDebugEnabled())
log.debug("Node/interface/service combination in the event was invalid");
}
} else {
if (log.isDebugEnabled()) log.debug("Current notification is turned off.");
}
}
if (!notifList.isEmpty()) {
return notifList.toArray(new Notification[0]);
} else {
return null;
}
}
