/**
* Format each parameter
*
* @param parm the parameter
* @return the formatted event parameter string
*/
public static String format(Parm parm) {
Value pValue = parm.getValue();
String type = pValue.getType();
String encoding = pValue.getEncoding();
String tmp = Constants.escape(parm.getParmName(), Constants.NAME_VAL_DELIM);
String name = Constants.escape(tmp, Constants.MULTIPLE_VAL_DELIM);
tmp = Constants.escape(pValue.getContent(), Constants.NAME_VAL_DELIM);
String value = Constants.escape(tmp, Constants.MULTIPLE_VAL_DELIM);
String empty = "";
name = (name != null ? name.trim() : empty);
value = (value != null ? value.trim() : empty);
type = (type != null ? type.trim() : empty);
encoding = (encoding != null ? encoding.trim() : empty);
StringBuffer buf = new StringBuffer();
buf.append(name);
buf.append(Constants.NAME_VAL_DELIM);
buf.append(value);
buf.append('(');
buf.append(type);
buf.append(Constants.DB_ATTRIB_DELIM);
buf.append(encoding);
buf.append(')');
return buf.toString();
// return name + Constants.NAME_VAL_DELIM + value + "(" + type +
// Constants.DB_ATTRIB_DELIM + encoding + ")";
}
/**
* addParam
*
* @param parmName a {@link java.lang.String} object.
* @param val a {@link java.lang.String} object.
* @return a {@link org.opennms.netmgt.model.events.EventBuilder} object.
*/
public EventBuilder addParam(final String parmName, final boolean val) {
if (parmName != null) {
final Value value = new Value();
value.setContent(val ? "true" : "false");
final Parm parm = new Parm();
parm.setParmName(parmName);
parm.setValue(value);
this.addParam(parm);
}
return this;
}
/**
* setParam
*
* @param parmName a {@link java.lang.String} object.
* @param val a {@link java.lang.String} object.
* @return a {@link org.opennms.netmgt.model.events.EventBuilder} object.
*/
public EventBuilder setParam(final String parmName, final String val) {
if (m_event.getParmCollection().size() < 1) {
return addParam(parmName, val);
}
for (final Parm parm : m_event.getParmCollection()) {
if (parm.getParmName().equals(val)) {
final Value value = new Value();
value.setContent(val);
parm.setValue(value);
return this;
}
}
return addParam(parmName, val);
}
private void sendRearmForTriggeredStates() {
for (String instance : m_thresholdEvaluatorStates.keySet()) {
for (ThresholdEvaluatorState state : m_thresholdEvaluatorStates.get(instance)) {
if (state.isTriggered()) {
Event e = state.getEventForState(Status.RE_ARMED, new Date(), Double.NaN, null);
Parm p = new Parm();
p.setParmName("reason");
Value v = new Value();
v.setContent("Configuration has been changed");
p.setValue(v);
e.addParm(p);
log().info("sendRearmForTriggeredStates: sending rearm for " + e);
ThresholdingEventProxyFactory.getFactory().getProxy().add(e);
state.clearState();
}
}
}
}
/**
* matchNotificationParameters
*
* @param event a {@link org.opennms.netmgt.xml.event.Event} object.
* @param notification a {@link org.opennms.netmgt.config.notifications.Notification} object.
* @return a boolean.
*/
public boolean matchNotificationParameters(Event event, Notification notification) {
ThreadCategory log = ThreadCategory.getInstance(getClass());
boolean parmmatch = false;
if (notification.getVarbind() != null && notification.getVarbind().getVbname() != null) {
String notfValue = null;
String notfName = notification.getVarbind().getVbname();
if (notification.getVarbind().getVbvalue() != null) {
notfValue = notification.getVarbind().getVbvalue();
} else {
if (log.isDebugEnabled()) {
log.debug(
"BroadcastEventProcessor:matchNotificationParameters: Null value for varbind, assuming true.");
}
parmmatch = true;
}
for (final Parm parm : event.getParmCollection()) {
final String parmName = parm.getParmName();
final Value parmValue = parm.getValue();
final String parmContent;
if (parmValue == null) {
continue;
} else {
parmContent = parmValue.getContent();
}
if (parmName.equals(notfName) && parmContent.startsWith(notfValue)) {
parmmatch = true;
}
}
} else if (notification.getVarbind() == null || notification.getVarbind().getVbname() == null) {
parmmatch = true;
}
return parmmatch;
}
public EventBuilder addParam(
final String parmName, final String val, final String type, final String encoding) {
if (parmName != null) {
Value value = new Value();
value.setContent(val);
if (type != null) {
value.setType(type);
}
if (encoding != null) {
value.setEncoding(encoding);
}
Parm parm = new Parm();
parm.setParmName(parmName);
parm.setValue(value);
addParam(parm);
}
return this;
}
/**
* decode
*
* @param eventparms an event parm string
* @return a list of parameters
*/
public static List<Parm> decode(final String eventparms) {
if (eventparms == null) return null;
final List<Parm> parms = new ArrayList<Parm>();
String[] paramslistString = eventparms.split(Character.toString(Constants.MULTIPLE_VAL_DELIM));
if (paramslistString != null) {
for (int i = 0; i < paramslistString.length; i++) {
String[] paramEncoded =
paramslistString[i].split(Character.toString(Constants.NAME_VAL_DELIM));
if (paramEncoded != null && paramEncoded.length == 2) {
Parm parm = new Parm();
parm.setParmName(paramEncoded[0]);
Value value = new Value();
int startParamType = paramEncoded[1].lastIndexOf('(');
if (startParamType == -1) {
value.setContent(paramEncoded[1]);
value.setType("string");
value.setEncoding("text");
} else {
value.setContent(paramEncoded[1].substring(0, startParamType));
String paramType = paramEncoded[1].substring(startParamType + 1);
String[] typeAndEncode = paramType.split(Character.toString(Constants.DB_ATTRIB_DELIM));
if (typeAndEncode != null && typeAndEncode.length == 2) {
value.setType(typeAndEncode[0]);
value.setEncoding(typeAndEncode[1].split("\\)")[0]);
} else {
value.setType("string");
value.setEncoding("text");
}
}
parm.setValue(value);
parms.add(parm);
}
}
}
return parms;
}
/**
* Create an SNMP V2 trap, based on the content of the specified event, and forward the trap to
* the specified address and port. It is assumed that the specified event represents an SNMP V1 or
* V2 trap that was received by OpenNMS (TrapD).
*
* @param event The event upon which the trap content should be based
* @param destAddr The address to which the trap should be forwarded
* @param destPort The port to which the trap should be forwarded
* @exception Throws SnmpTrapHelperException if the variable binding cannot be added to the trap
* for any reason.
* @throws org.opennms.netmgt.scriptd.helper.SnmpTrapHelperException if any.
*/
public void forwardV2Trap(Event event, String destAddr, int destPort)
throws SnmpTrapHelperException {
// the event must correspond to an SNMP trap
Snmp snmpInfo = event.getSnmp();
if (snmpInfo == null) {
throw new SnmpTrapHelperException(
"Cannot forward an event with no SNMP info: " + event.getUei());
}
// check the version of the original trap
String version = snmpInfo.getVersion();
SnmpTrapBuilder packet = SnmpUtils.getV2TrapBuilder();
if ("v1".equals(version)) {
// converting V1 trap to V2 (see RFC2576)
addVarBinding(
packet,
SNMP_SYSUPTIME_OID,
EventConstants.TYPE_SNMP_TIMETICKS,
Long.toString(snmpInfo.getTimeStamp()));
String oid;
if (snmpInfo.getGeneric() == ENTERPRISE_SPECIFIC && snmpInfo.hasSpecific()) {
oid = snmpInfo.getId() + ".0." + snmpInfo.getSpecific();
} else {
oid = SNMP_TRAPS + '.' + (snmpInfo.getGeneric() + 1);
}
addVarBinding(packet, SNMP_TRAP_OID, EventConstants.TYPE_SNMP_OBJECT_IDENTIFIER, oid);
// add the V1 var bindings
boolean addrPresent = false;
boolean communityPresent = false;
boolean enterprisePresent = false;
int i = 0;
for (Parm parm : event.getParmCollection()) {
Value value = parm.getValue();
try {
addVarBinding(
packet, parm.getParmName(), value.getType(), value.getEncoding(), value.getContent());
} catch (SnmpTrapHelperException e) {
throw new SnmpTrapHelperException(e.getMessage() + " in event parm[" + i + "]");
}
if (SNMP_TRAP_ADDRESS_OID.equals(parm.getParmName())) {
addrPresent = true;
} else if (SNMP_TRAP_COMMUNITY_OID.equals(parm.getParmName())) {
communityPresent = true;
} else if (SNMP_TRAP_ENTERPRISE_OID.equals(parm.getParmName())) {
enterprisePresent = true;
}
i++;
}
if (!addrPresent) {
addVarBinding(
packet, SNMP_TRAP_ADDRESS_OID, EventConstants.TYPE_SNMP_IPADDRESS, event.getSnmphost());
}
if (!communityPresent) {
addVarBinding(
packet,
SNMP_TRAP_COMMUNITY_OID,
EventConstants.TYPE_SNMP_OCTET_STRING,
snmpInfo.getCommunity());
}
if (!enterprisePresent) {
addVarBinding(
packet,
SNMP_TRAP_ENTERPRISE_OID,
EventConstants.TYPE_SNMP_OBJECT_IDENTIFIER,
snmpInfo.getId());
}
} else if ("v2".equals(version)) {
addVarBinding(
packet,
SNMP_SYSUPTIME_OID,
EventConstants.TYPE_SNMP_TIMETICKS,
Long.toString(snmpInfo.getTimeStamp()));
String oid;
if (snmpInfo.getGeneric() == ENTERPRISE_SPECIFIC) {
oid = snmpInfo.getId() + "." + snmpInfo.getSpecific();
} else {
oid = SNMP_TRAPS + '.' + (snmpInfo.getGeneric() + 1);
}
addVarBinding(packet, SNMP_TRAP_OID, EventConstants.TYPE_SNMP_OBJECT_IDENTIFIER, oid);
int i = 0;
for (Parm parm : event.getParmCollection()) {
Value value = parm.getValue();
try {
addVarBinding(
packet, parm.getParmName(), value.getType(), value.getEncoding(), value.getContent());
} catch (SnmpTrapHelperException e) {
throw new SnmpTrapHelperException(e.getMessage() + " in event parm[" + i + "]");
}
i++;
}
} else {
throw new SnmpTrapHelperException("Invalid SNMP version: " + version);
}
// send the trap
sendTrap(destAddr, destPort, snmpInfo.getCommunity(), packet);
}
/**
* Create an SNMP V1 trap, based on the content of the specified event, and forward the trap to
* the specified address and port. It is assumed that the specified event represents an SNMP V1 or
* V2 trap that was received by OpenNMS (TrapD).
*
* @param event The event upon which the trap content should be based
* @param destAddr The address to which the trap should be forwarded
* @param destPort The port to which the trap should be forwarded
* @exception Throws SnmpTrapHelperException if the variable binding cannot be added to the trap
* for any reason.
* @throws org.opennms.netmgt.scriptd.helper.SnmpTrapHelperException if any.
*/
public void forwardV1Trap(Event event, String destAddr, int destPort)
throws SnmpTrapHelperException {
// the event must correspond to an SNMP trap
Snmp snmpInfo = event.getSnmp();
if (snmpInfo == null) {
throw new SnmpTrapHelperException(
"Cannot forward an event with no SNMP info: " + event.getUei());
}
// check the version of the original trap
String version = snmpInfo.getVersion();
SnmpV1TrapBuilder trap = SnmpUtils.getV1TrapBuilder();
if ("v1".equals(version)) {
trap.setEnterprise(SnmpObjId.get(snmpInfo.getId()));
InetAddress agentAddress;
agentAddress = InetAddressUtils.addr(event.getSnmphost());
if (agentAddress == null) {
throw new SnmpTrapHelperException("Invalid ip address.");
}
trap.setAgentAddress(agentAddress);
if (snmpInfo.hasGeneric()) {
trap.setGeneric(snmpInfo.getGeneric());
}
if (snmpInfo.hasSpecific()) {
trap.setSpecific(snmpInfo.getSpecific());
}
trap.setTimeStamp(snmpInfo.getTimeStamp());
// varbinds
int i = 0;
for (Parm parm : event.getParmCollection()) {
try {
Value value = parm.getValue();
addVarBinding(
trap, parm.getParmName(), value.getType(), value.getEncoding(), value.getContent());
} catch (SnmpTrapHelperException e) {
throw new SnmpTrapHelperException(e.getMessage() + " in event parm[" + i + "]");
} finally {
i++;
}
}
} else if ("v2".equals(version)) {
// converting V2 trap to V1 (see RFC2576)
trap.setEnterprise(SnmpObjId.get(snmpInfo.getId()));
String addr = null;
for (Parm parm : event.getParmCollection()) {
if (SNMP_TRAP_ADDRESS_OID.equals(parm.getParmName())) {
addr = parm.getValue().getContent();
break;
}
}
if (addr == null) {
addr = "0.0.0.0";
}
InetAddress agentAddress;
agentAddress = InetAddressUtils.addr(addr);
if (agentAddress == null) {
throw new SnmpTrapHelperException("Invalid ip address.");
}
trap.setAgentAddress(agentAddress);
trap.setGeneric(snmpInfo.getGeneric());
trap.setSpecific(snmpInfo.getSpecific());
trap.setTimeStamp(snmpInfo.getTimeStamp());
// varbinds
int i = 0;
for (Parm parm : event.getParmCollection()) {
Value value = parm.getValue();
// omit any parms with type=Counter64
if (!(EventConstants.TYPE_SNMP_COUNTER64.equals(value.getType()))) {
try {
addVarBinding(
trap, parm.getParmName(), value.getType(), value.getEncoding(), value.getContent());
} catch (SnmpTrapHelperException e) {
throw new SnmpTrapHelperException(e.getMessage() + " in event parm[" + i + "]");
}
}
i++;
}
} else {
throw new SnmpTrapHelperException("Invalid SNMP version: " + version);
}
// send the trap
sendTrap(destAddr, destPort, snmpInfo.getCommunity(), trap);
}
