public void sendAttributeChangeNotification(Attribute oldAttribute, Attribute newAttribute)
throws MBeanException, RuntimeOperationsException {
if (oldAttribute == null || newAttribute == null)
throw new RuntimeOperationsException(
new IllegalArgumentException(
LocalizedStrings.MX4JModelMBean_ATTRIBUTE_CANNOT_BE_NULL.toLocalizedString()));
if (!oldAttribute.getName().equals(newAttribute.getName()))
throw new RuntimeOperationsException(
new IllegalArgumentException(
LocalizedStrings.MX4JModelMBean_ATTRIBUTE_NAMES_CANNOT_BE_DIFFERENT
.toLocalizedString()));
// TODO: the source must be the object name of the MBean if the listener was registered through
// MBeanServer
Object oldValue = oldAttribute.getValue();
AttributeChangeNotification n =
new AttributeChangeNotification(
this,
1,
System.currentTimeMillis(),
"Attribute value changed",
oldAttribute.getName(),
oldValue == null ? null : oldValue.getClass().getName(),
oldValue,
newAttribute.getValue());
sendAttributeChangeNotification(n);
}
private void setAttribute(
final ResourceAndRegistration reg,
final PathAddress address,
final ObjectName name,
final Attribute attribute,
ResourceAccessControl accessControl)
throws InvalidAttributeValueException, AttributeNotFoundException, InstanceNotFoundException {
final ImmutableManagementResourceRegistration registration = getMBeanRegistration(address, reg);
final DescriptionProvider provider =
registration.getModelDescription(PathAddress.EMPTY_ADDRESS);
if (provider == null) {
throw MESSAGES.descriptionProviderNotFound(address);
}
final ModelNode description = provider.getModelDescription(null);
final String attributeName =
findAttributeName(description.get(ATTRIBUTES), attribute.getName());
if (!standalone) {
throw MESSAGES.attributeNotWritable(attribute);
}
if (!accessControl.isWritableAttribute(attributeName)) {
throw MESSAGES.notAuthorizedToWriteAttribute(attributeName);
}
ModelNode op = new ModelNode();
op.get(OP).set(WRITE_ATTRIBUTE_OPERATION);
op.get(OP_ADDR).set(address.toModelNode());
op.get(NAME).set(attributeName);
try {
op.get(VALUE)
.set(
converters.toModelNode(
description.require(ATTRIBUTES).require(attributeName), attribute.getValue()));
} catch (ClassCastException e) {
throw MESSAGES.invalidAttributeType(e, attribute.getName());
}
ModelNode result = execute(op);
String error = getFailureDescription(result);
if (error != null) {
// Since read-resource-description does not know the parameters of the operation, i.e. if a
// vault expression is used or not,
// check the error code
// TODO add a separate authorize step where we check ourselves that the operation will pass
// authorization?
if (isVaultExpression(attribute.getValue()) && error.contains(AUTHORIZED_ERROR)) {
throw MESSAGES.notAuthorizedToWriteAttribute(attributeName);
}
throw new InvalidAttributeValueException(error);
}
}
@Override
public Object getAttribute(String attribute)
throws AttributeNotFoundException, MBeanException, ReflectionException {
updateJmxCache();
synchronized (this) {
Attribute a = attrCache.get(attribute);
if (a == null) {
throw new AttributeNotFoundException(attribute + " not found");
}
if (LOG.isDebugEnabled()) {
LOG.debug(attribute + ": " + a.getName() + "=" + a.getValue());
}
return a.getValue();
}
}
public final void setAttribute(Attribute attribute)
throws AttributeNotFoundException, InvalidAttributeValueException, MBeanException,
ReflectionException {
final String name = attribute.getName();
final Object value = attribute.getValue();
perInterface.setAttribute(resource, name, value, getCookie());
}
public Object invoke(Attribute a) throws Exception {
if (a == null) {
return field.get(getObject());
} else {
field.set(getObject(), a.getValue());
return null;
}
}
/*
* (non-Javadoc)
*
* @see org.rifidi.edge.configuration.Configuration#getAttributes()
*/
@Override
public Map<String, Object> getAttributes() {
Map<String, Object> ret = new HashMap<String, Object>();
for (Attribute attr : this.attributes.asList()) {
ret.put(attr.getName(), attr.getValue());
}
return ret;
}
/* ------------------------------------------------------------ */
public void setAttribute(Attribute attr)
throws AttributeNotFoundException, InvalidAttributeValueException, MBeanException,
ReflectionException {
if (attr == null) return;
if (log.isDebugEnabled()) log.debug("setAttribute " + attr.getName() + "=" + attr.getValue());
Method setter = (Method) _setter.get(attr.getName());
if (setter == null) throw new AttributeNotFoundException(attr.getName());
try {
Object o = _object;
if (setter.getDeclaringClass().isInstance(this)) o = this;
setter.invoke(o, new Object[] {attr.getValue()});
} catch (IllegalAccessException e) {
log.warn(LogSupport.EXCEPTION, e);
throw new AttributeNotFoundException(e.toString());
} catch (InvocationTargetException e) {
log.warn(LogSupport.EXCEPTION, e);
throw new ReflectionException((Exception) e.getTargetException());
}
}
/**
* Set an attribute value for the given environment.
*
* @param targetEnv The target JE environment. May be null if the environment is not open.
* @param attribute name/value pair
*/
public void setAttribute(Environment targetEnv, Attribute attribute)
throws AttributeNotFoundException, InvalidAttributeValueException {
if (attribute == null) {
throw new AttributeNotFoundException("Attribute cannot be null");
}
/* Sanity check parameters. */
String name = attribute.getName();
Object value = attribute.getValue();
if (name == null) {
throw new AttributeNotFoundException("Attribute name cannot be null");
}
if (value == null) {
throw new InvalidAttributeValueException(
"Attribute value for attribute " + name + " cannot be null");
}
try {
if (name.equals(ATT_SET_READ_ONLY)) {
openConfig.setReadOnly(((Boolean) value).booleanValue());
} else if (name.equals(ATT_SET_TRANSACTIONAL)) {
openConfig.setTransactional(((Boolean) value).booleanValue());
} else if (name.equals(ATT_SET_SERIALIZABLE)) {
openConfig.setTxnSerializableIsolation(((Boolean) value).booleanValue());
} else {
/* Set the specified attribute if the environment is open. */
if (targetEnv != null) {
EnvironmentMutableConfig config = targetEnv.getMutableConfig();
if (name.equals(ATT_CACHE_SIZE)) {
config.setCacheSize(((Long) value).longValue());
targetEnv.setMutableConfig(config);
} else if (name.equals(ATT_CACHE_PERCENT)) {
config.setCachePercent(((Integer) value).intValue());
targetEnv.setMutableConfig(config);
} else {
throw new AttributeNotFoundException("attribute " + name + " is not valid.");
}
} else {
throw new AttributeNotFoundException("attribute " + name + " is not valid.");
}
}
} catch (NumberFormatException e) {
throw new InvalidAttributeValueException("attribute name=" + name);
} catch (DatabaseException e) {
throw new InvalidAttributeValueException("attribute name=" + name + e.getMessage());
}
}
/* ------------------------------------------------------------ */
public void setAttribute(Attribute attr)
throws AttributeNotFoundException, InvalidAttributeValueException, MBeanException,
ReflectionException {
if (attr == null) return;
if (LOG.isDebugEnabled())
LOG.debug("setAttribute " + _managed + ":" + attr.getName() + "=" + attr.getValue());
Method setter = (Method) _setters.get(attr.getName());
if (setter == null) throw new AttributeNotFoundException(attr.getName());
try {
Object o = _managed;
if (setter.getDeclaringClass().isInstance(this)) o = this;
// get the value
Object value = attr.getValue();
// convert from ObjectName if need be
if (value != null && _convert.contains(attr.getName())) {
if (value.getClass().isArray()) {
Class t = setter.getParameterTypes()[0].getComponentType();
Object na = Array.newInstance(t, Array.getLength(value));
for (int i = Array.getLength(value); i-- > 0; )
Array.set(na, i, _mbeanContainer.findBean((ObjectName) Array.get(value, i)));
value = na;
} else value = _mbeanContainer.findBean((ObjectName) value);
}
// do the setting
setter.invoke(o, new Object[] {value});
} catch (IllegalAccessException e) {
LOG.warn(Log.EXCEPTION, e);
throw new AttributeNotFoundException(e.toString());
} catch (InvocationTargetException e) {
LOG.warn(Log.EXCEPTION, e);
throw new ReflectionException(new Exception(e.getCause()));
}
}
/**
* Constructor.
*
* @param context
* @param serviceID
* @param factoryID
* @param attributes
* @param sessionDTOs
*/
public DefaultConfigurationImpl(
final String serviceID,
final String factoryID,
final AttributeList attributes,
final NotifierService notifierService,
final JMXService jmxService,
Set<SessionDTO> sessionDTOs) {
this.notifierService = notifierService;
this.nameToProperty = new HashMap<String, Property>();
this.nameToOperation = new HashMap<String, Operation>();
this.factoryID = factoryID;
this.serviceID = serviceID;
this.attributes = (AttributeList) attributes.clone();
disableAutoStart = false;
for (Object o : this.attributes) {
Attribute att = (Attribute) o;
String name = att.getName();
if (name.equals("DisableAutoStart")) {
// This is the 'override' autostart, so we will default to true
// unless it is explicitly set to false
if (att.getValue() != null && ((String) att.getValue()).equalsIgnoreCase("true")) {
disableAutoStart = true;
}
break;
}
}
this.listeners = new CopyOnWriteArraySet<AttributesChangedListener>();
this.target = new AtomicReference<RifidiService>(null);
this.jmxService = jmxService;
this.sessionDTOs = new ConcurrentHashMap<SessionDTO, String>();
if (sessionDTOs != null) {
for (SessionDTO dto : sessionDTOs) {
this.sessionDTOs.put(dto, "-1");
}
}
}
/**
* @param context CrawlURI context to use.
* @return Form inputs as convenient map. Returns null if no form items.
* @throws AttributeNotFoundException
*/
public Map<String, Object> getFormItems(final CrawlURI context)
throws AttributeNotFoundException {
Map<String, Object> result = null;
MapType items = (MapType) getAttribute(ATTR_FORM_ITEMS, context);
if (items != null) {
for (Iterator i = items.iterator(context); i.hasNext(); ) {
Attribute a = (Attribute) i.next();
if (result == null) {
result = new HashMap<String, Object>();
}
result.put(a.getName(), a.getValue());
}
}
return result;
}
@Override
public AttributeList getAttributes(String[] attributes) {
updateJmxCache();
synchronized (this) {
AttributeList ret = new AttributeList();
for (String key : attributes) {
Attribute attr = attrCache.get(key);
if (LOG.isDebugEnabled()) {
LOG.debug(key + ": " + attr.getName() + "=" + attr.getValue());
}
ret.add(attr);
}
return ret;
}
}
public final AttributeList setAttributes(AttributeList attributes) {
final AttributeList result = new AttributeList(attributes.size());
for (Object attrObj : attributes) {
// We can't use AttributeList.asList because it has side-effects
Attribute attr = (Attribute) attrObj;
try {
setAttribute(attr);
result.add(new Attribute(attr.getName(), attr.getValue()));
} catch (Exception e) {
// OK: attribute is not included in returned list, per spec
// XXX: log the exception
}
}
return result;
}
/**
* Set the value of a specific attribute of this MBean.
*
* @param attribute The identification of the attribute to be set and the new value
* @exception AttributeNotFoundException if this attribute is not supported by this MBean
* @exception MBeanException if the initializer of an object throws an exception
* @exception ReflectionException if a Java reflection exception occurs when invoking the getter
*/
@Override
public void setAttribute(Attribute attribute)
throws AttributeNotFoundException, MBeanException, ReflectionException, RemoteException,
RemoteException {
// Validate the input parameters
if (attribute == null)
throw new RuntimeOperationsException(
new IllegalArgumentException("Attribute is null"), "Attribute is null");
String name = attribute.getName();
Object value = attribute.getValue();
if (name == null)
throw new RuntimeOperationsException(
new IllegalArgumentException("Attribute name is null"), "Attribute name is null");
ContextResourceLinkRemoteInterface crl = null;
try {
crl = (ContextResourceLinkRemoteInterface) getManagedResource();
} catch (InstanceNotFoundException e) {
throw new MBeanException(e);
} catch (InvalidTargetObjectTypeException e) {
throw new MBeanException(e);
}
if ("global".equals(name)) {
crl.setGlobal((String) value);
} else if ("description".equals(name)) {
crl.setDescription((String) value);
} else if ("name".equals(name)) {
crl.setName((String) value);
} else if ("type".equals(name)) {
crl.setType((String) value);
} else {
crl.setProperty(name, "" + value);
}
// cannot use side-effects. It's removed and added back each time
// there is a modification in a resource.
NamingResourcesRemoteInterface nr = crl.getNamingResources();
nr.removeResourceLink(crl.getName());
nr.addResourceLink(crl);
}
public synchronized AttributeList setAttributes(AttributeList list) {
AttributeList results = new AttributeList();
for (int i = 0; i < list.size(); i++) {
Attribute attr = (Attribute) list.get(i);
if (setNamedAttribute(attr)) {
results.add(attr);
} else {
if (log.isWarnEnabled()) {
log.warn(
"Failed to update attribute name "
+ attr.getName()
+ " with value "
+ attr.getValue());
}
}
}
return results;
}
private boolean setNamedAttribute(Attribute attribute) {
boolean result = false;
AttributeEntry entry = atts.get(attribute.getName());
if (entry != null) {
try {
entry.invoke(attribute);
result = true;
} catch (Exception e) {
log.warn("Exception while writing value for attribute " + attribute.getName(), e);
}
} else {
log.warn(
"Could not invoke set on attribute "
+ attribute.getName()
+ " with value "
+ attribute.getValue());
}
return result;
}
@SuppressWarnings("unchecked")
public void setAttribute(Attribute attribute)
throws MBeanException, AttributeNotFoundException, ReflectionException,
InvalidAttributeValueException {
String fname = attribute.getName();
Object fvalue = attribute.getValue();
try {
Class c = this.getClass();
String type = getType(fname, false, true);
if (type == null) throw new AttributeNotFoundException(fname);
Class[] types = {Class.forName(type)};
Method m = c.getDeclaredMethod("set" + fname, types);
Object[] args = {fvalue};
m.invoke((Object) this, args);
} catch (AttributeNotFoundException ae) {
throw ae;
} catch (Exception e) {
e.printStackTrace();
}
}
@Override
public void setAttribute(final Attribute attribute)
throws AttributeNotFoundException, InvalidAttributeValueException, MBeanException,
ReflectionException {
if (setters.containsKey(attribute.getName())) {
final ClassLoader oldCl = Thread.currentThread().getContextClassLoader();
Thread.currentThread().setContextClassLoader(classloader);
try {
setters.get(attribute.getName()).invoke(instance, attribute.getValue());
} catch (final IllegalArgumentException
| InvocationTargetException
| IllegalAccessException e) {
logger.error("can't set " + attribute + " value", e);
} finally {
Thread.currentThread().setContextClassLoader(oldCl);
}
} else {
throw new AttributeNotFoundException();
}
}
@SuppressWarnings("unchecked")
private void listAll()
throws IOException, InstanceNotFoundException, IntrospectionException, ReflectionException {
Set<ObjectName> mbeans = connection.queryNames(null, null);
for (ObjectName name : mbeans) {
MBeanInfo info = connection.getMBeanInfo(name);
MBeanAttributeInfo[] attrs = info.getAttributes();
String[] attrNames = new String[attrs.length];
for (int i = 0; i < attrs.length; i++) {
attrNames[i] = attrs[i].getName();
}
try {
List<Attribute> attributes = connection.getAttributes(name, attrNames).asList();
for (Attribute attribute : attributes) {
output(name.getCanonicalName() + "%" + attribute.getName(), attribute.getValue());
}
} catch (Exception e) {
System.err.println("error getting " + name + ":" + e.getMessage());
}
}
}
private synchronized NameValueMap getCachedAttributes(ObjectName objName, Set<String> attrNames)
throws InstanceNotFoundException, ReflectionException, IOException {
NameValueMap values = cachedValues.get(objName);
if (values != null && values.keySet().containsAll(attrNames)) {
return values;
}
attrNames = new TreeSet<String>(attrNames);
Set<String> oldNames = cachedNames.get(objName);
if (oldNames != null) {
attrNames.addAll(oldNames);
}
values = new NameValueMap();
final AttributeList attrs =
conn.getAttributes(objName, attrNames.toArray(new String[attrNames.size()]));
for (Attribute attr : attrs.asList()) {
values.put(attr.getName(), attr.getValue());
}
cachedValues.put(objName, values);
cachedNames.put(objName, attrNames);
return values;
}
/**
* Query the mbean connection and add all metrics that satisfy the filter to the list {@code
* metrics}.
*/
private void getMetrics(
MBeanServerConnection con, MetricFilter filter, List<Metric> metrics, ObjectName name)
throws JMException, IOException {
// Create tags from the object name
TagList tags = createTagList(name);
MBeanInfo info = con.getMBeanInfo(name);
MBeanAttributeInfo[] attrInfos = info.getAttributes();
// Restrict to attributes that match the filter
List<String> matchingNames = Lists.newArrayList();
for (MBeanAttributeInfo attrInfo : attrInfos) {
String attrName = attrInfo.getName();
if (filter.matches(new MonitorConfig.Builder(attrName).withTags(tags).build())) {
matchingNames.add(attrName);
}
}
List<Attribute> attributeList = safelyLoadAttributes(con, name, matchingNames);
for (Attribute attr : attributeList) {
String attrName = attr.getName();
Object obj = attr.getValue();
if (obj instanceof CompositeData) {
Map<String, Object> values = Maps.newHashMap();
extractValues(null, values, (CompositeData) obj);
for (Map.Entry<String, Object> e : values.entrySet()) {
String key = e.getKey();
TagList newTags =
SortedTagList.builder().withTags(tags).withTag(COMPOSITE_PATH_KEY, key).build();
if (filter.matches(MonitorConfig.builder(attrName).withTags(newTags).build())) {
addMetric(metrics, attrName, newTags, e.getValue());
}
}
} else {
addMetric(metrics, attrName, tags, obj);
}
}
}
public void setAttribute(Attribute attribute)
throws AttributeNotFoundException, InvalidAttributeValueException, MBeanException,
ReflectionException {
if (attribute == null)
throw new RuntimeOperationsException(
new IllegalArgumentException(
LocalizedStrings.MX4JModelMBean_ATTRIBUTE_CANNOT_BE_NULL.toLocalizedString()));
Logger logger = getLogger();
// No need to synchronize: I work mostly on clones
// I want the real info, not its clone
ModelMBeanInfo info = getModelMBeanInfo();
if (info == null)
throw new AttributeNotFoundException(
LocalizedStrings.MX4JModelMBean_MODELMBEANINFO_IS_NULL.toLocalizedString());
if (logger.isEnabledFor(Logger.DEBUG)) logger.debug("ModelMBeanInfo is: " + info);
String attrName = attribute.getName();
Object attrValue = attribute.getValue();
// This is a clone, we use it read only
ModelMBeanAttributeInfo attrInfo = info.getAttribute(attrName);
if (attrInfo == null)
throw new AttributeNotFoundException(
LocalizedStrings.MX4JModelMBean_CANNOT_FIND_MODELMBEANATTRIBUTEINFO_FOR_ATTRIBUTE_0
.toLocalizedString(attrName));
if (logger.isEnabledFor(Logger.DEBUG)) logger.debug("Attribute info is: " + attrInfo);
if (!attrInfo.isWritable())
throw new AttributeNotFoundException(
LocalizedStrings.MX4JModelMBean_ATTRIBUTE_0_IS_NOT_WRITABLE.toLocalizedString(attrName));
// This returns a clone of the mbean descriptor, we use it read only
Descriptor mbeanDescriptor = info.getMBeanDescriptor();
if (mbeanDescriptor == null)
throw new AttributeNotFoundException(
LocalizedStrings.MX4JModelMBean_MBEAN_DESCRIPTOR_CANNOT_BE_NULL.toLocalizedString());
if (logger.isEnabledFor(Logger.DEBUG)) logger.debug("MBean descriptor is: " + mbeanDescriptor);
// This descriptor is a clone
Descriptor attributeDescriptor = attrInfo.getDescriptor();
if (attributeDescriptor == null)
throw new AttributeNotFoundException(
LocalizedStrings.MX4JModelMBean_ATTRIBUTE_DESCRIPTOR_FOR_ATTRIBUTE_0_CANNOT_BE_NULL
.toLocalizedString(attrName));
if (logger.isEnabledFor(Logger.DEBUG))
logger.debug("Attribute descriptor is: " + attributeDescriptor);
String lastUpdateField = "lastUpdatedTimeStamp";
Object oldValue = null;
try {
oldValue = getAttribute(attrName);
if (logger.isEnabledFor(Logger.DEBUG))
logger.debug("Previous value of attribute " + attrName + ": " + oldValue);
} catch (Exception x) {
if (logger.isEnabledFor(Logger.DEBUG))
logger.debug("Cannot get previous value of attribute " + attrName, x);
}
// Check if setMethod is present
String method = (String) attributeDescriptor.getFieldValue("setMethod");
if (logger.isEnabledFor(Logger.DEBUG)) logger.debug("setMethod field is: " + method);
if (method != null) {
Class declared = loadClassWithContextClassLoader(attrInfo.getType());
if (attrValue != null) {
Class parameter = attrValue.getClass();
checkAssignability(parameter, declared);
}
// As an extension, allow attributes to be called on target objects also
Object target = resolveTargetObject(attributeDescriptor);
invokeMethod(target, method, new Class[] {declared}, new Object[] {attrValue});
// Cache the value only if currencyTimeLimit is not 0, ie it is not always stale
int staleness = getStaleness(attributeDescriptor, mbeanDescriptor, lastUpdateField);
if (staleness != ALWAYS_STALE) {
attributeDescriptor.setField("value", attrValue);
attributeDescriptor.setField(lastUpdateField, Long.valueOf(System.currentTimeMillis()));
if (logger.isEnabledFor(Logger.TRACE)) logger.trace("Attribute's value has been cached");
} else {
if (logger.isEnabledFor(Logger.TRACE))
logger.trace("Always stale, avoiding to cache attribute's value");
}
} else {
if (attrValue != null) {
Class parameter = attrValue.getClass();
Class declared = loadClassWithContextClassLoader(attrInfo.getType());
checkAssignability(parameter, declared);
}
// Always store the value in the descriptor: no setMethod
attributeDescriptor.setField("value", attrValue);
}
// And now replace the descriptor with the updated clone
info.setDescriptor(attributeDescriptor, "attribute");
// Send notifications to listeners
if (logger.isEnabledFor(Logger.TRACE)) logger.trace("Sending attribute change notifications");
sendAttributeChangeNotification(new Attribute(attrName, oldValue), attribute);
// Persist this ModelMBean
boolean persistNow = shouldPersistNow(attributeDescriptor, mbeanDescriptor, lastUpdateField);
if (persistNow) {
if (logger.isEnabledFor(Logger.TRACE)) logger.trace("Persisting this ModelMBean...");
try {
store();
if (logger.isEnabledFor(Logger.TRACE)) logger.trace("ModelMBean persisted successfully");
} catch (Exception x) {
logger.error(LocalizedStrings.MX4JModelMBean_CANNOT_STORE_MODELMBEAN_AFTER_SETATTRIBUTE, x);
if (x instanceof MBeanException) throw (MBeanException) x;
else throw new MBeanException(x);
}
}
}
/**
* Execute an SNMP SET request.
*
* <p>This method first builds the list of attributes that need to be set on the MBean and then
* calls setAttributes() on the MBean server. Then it updates the SnmpMibSubRequest with the new
* values retrieved from the MBean.
*
* <p>The SNMP metadata information is obtained through the given <code>meta</code> object, which
* usually is an instance of a <code>mibgen</code> generated class.
*
* <p><b><i> This method is called internally by <code>mibgen</code> generated objects and you
* should never need to call it directly. </i></b>
*
* @param meta The metadata object impacted by the subrequest
* @param name The ObjectName of the MBean impacted by this subrequest
* @param req The SNMP subrequest to execute on the MBean
* @param depth The depth of the SNMP object in the OID tree.
* @exception SnmpStatusException whenever an SNMP exception must be raised. Raising an exception
* will abort the request. <br>
* Exceptions should never be raised directly, but only by means of <code>
* req.registerGetException(<i>VariableId</i>,<i>SnmpStatusException</i>)
* </code>
*/
public void set(SnmpGenericMetaServer meta, ObjectName name, SnmpMibSubRequest req, int depth)
throws SnmpStatusException {
final int size = req.getSize();
final AttributeList attList = new AttributeList(size);
final String[] nameList = new String[size];
final SnmpVarBind[] varList = new SnmpVarBind[size];
final long[] idList = new long[size];
int i = 0;
for (Enumeration e = req.getElements(); e.hasMoreElements(); ) {
final SnmpVarBind var = (SnmpVarBind) e.nextElement();
try {
final long id = var.oid.getOidArc(depth);
final String attname = meta.getAttributeName(id);
final Object attvalue = meta.buildAttributeValue(id, var.value);
final Attribute att = new Attribute(attname, attvalue);
attList.add(att);
nameList[i] = attname;
varList[i] = var;
idList[i] = id;
i++;
} catch (SnmpStatusException x) {
req.registerSetException(var, x);
}
}
AttributeList result = null;
int errorCode = SnmpStatusException.noAccess;
try {
result = server.setAttributes(name, attList);
} catch (InstanceNotFoundException f) {
result = new AttributeList();
errorCode = SnmpStatusException.snmpRspInconsistentName;
} catch (ReflectionException r) {
errorCode = SnmpStatusException.snmpRspInconsistentName;
result = new AttributeList();
} catch (Exception x) {
result = new AttributeList();
}
final Iterator it = result.iterator();
for (int j = 0; j < i; j++) {
if (!it.hasNext()) {
final SnmpStatusException x = new SnmpStatusException(errorCode);
req.registerSetException(varList[j], x);
continue;
}
final Attribute att = (Attribute) it.next();
while ((j < i) && (!nameList[j].equals(att.getName()))) {
final SnmpStatusException x = new SnmpStatusException(SnmpStatusException.noAccess);
req.registerSetException(varList[j], x);
j++;
}
if (j == i) break;
try {
varList[j].value = meta.buildSnmpValue(idList[j], att.getValue());
} catch (SnmpStatusException x) {
req.registerSetException(varList[j], x);
}
}
}
/**
* Execute an SNMP GET request.
*
* <p>This method first builds the list of attributes that need to be retrieved from the MBean and
* then calls getAttributes() on the MBean server. Then it updates the SnmpMibSubRequest with the
* values retrieved from the MBean.
*
* <p>The SNMP metadata information is obtained through the given <code>meta</code> object, which
* usually is an instance of a <code>mibgen</code> generated class.
*
* <p><b><i> This method is called internally by <code>mibgen</code> generated objects and you
* should never need to call it directly. </i></b>
*
* @param meta The metadata object impacted by the subrequest
* @param name The ObjectName of the MBean impacted by this subrequest
* @param req The SNMP subrequest to execute on the MBean
* @param depth The depth of the SNMP object in the OID tree.
* @exception SnmpStatusException whenever an SNMP exception must be raised. Raising an exception
* will abort the request.<br>
* Exceptions should never be raised directly, but only by means of <code>
* req.registerGetException(<i>VariableId</i>,<i>SnmpStatusException</i>)
* </code>
*/
public void get(SnmpGenericMetaServer meta, ObjectName name, SnmpMibSubRequest req, int depth)
throws SnmpStatusException {
// java.lang.System.out.println(">>>>>>>>> GET " + name);
final int size = req.getSize();
final Object data = req.getUserData();
final String[] nameList = new String[size];
final SnmpVarBind[] varList = new SnmpVarBind[size];
final long[] idList = new long[size];
int i = 0;
for (Enumeration e = req.getElements(); e.hasMoreElements(); ) {
final SnmpVarBind var = (SnmpVarBind) e.nextElement();
try {
final long id = var.oid.getOidArc(depth);
nameList[i] = meta.getAttributeName(id);
varList[i] = var;
idList[i] = id;
// Check the access rights according to the MIB.
// The MBean might be less restrictive (have a getter
// while the MIB defines the variable as AFN)
//
meta.checkGetAccess(id, data);
// java.lang.System.out.println(nameList[i] + " added.");
i++;
} catch (SnmpStatusException x) {
// java.lang.System.out.println("exception for " + nameList[i]);
// x.printStackTrace();
req.registerGetException(var, x);
}
}
AttributeList result = null;
int errorCode = SnmpStatusException.noSuchInstance;
try {
result = server.getAttributes(name, nameList);
} catch (InstanceNotFoundException f) {
// java.lang.System.out.println(name + ": instance not found.");
// f.printStackTrace();
result = new AttributeList();
} catch (ReflectionException r) {
// java.lang.System.out.println(name + ": reflexion error.");
// r.printStackTrace();
result = new AttributeList();
} catch (Exception x) {
result = new AttributeList();
}
final Iterator it = result.iterator();
for (int j = 0; j < i; j++) {
if (!it.hasNext()) {
// java.lang.System.out.println(name + "variable[" + j +
// "] absent");
final SnmpStatusException x = new SnmpStatusException(errorCode);
req.registerGetException(varList[j], x);
continue;
}
final Attribute att = (Attribute) it.next();
while ((j < i) && (!nameList[j].equals(att.getName()))) {
// java.lang.System.out.println(name + "variable[" +j +
// "] not found");
final SnmpStatusException x = new SnmpStatusException(errorCode);
req.registerGetException(varList[j], x);
j++;
}
if (j == i) break;
try {
varList[j].value = meta.buildSnmpValue(idList[j], att.getValue());
} catch (SnmpStatusException x) {
req.registerGetException(varList[j], x);
}
// java.lang.System.out.println(att.getName() + " retrieved.");
}
// java.lang.System.out.println(">>>>>>>>> END GET");
}
public void attributeSetter(Attribute attribute, MBeanAttributeInfo info)
throws AppiaManagementException {
String att = jmxFeaturesMap.get(attribute.getName());
System.out.println("call: " + attribute.getName() + " att " + att);
setParameter(att, attribute.getValue());
}
public Object invoke(Attribute a) throws Exception {
if (a == null && isOrGetmethod != null) return isOrGetmethod.invoke(getObject());
else if (a != null && setMethod != null) return setMethod.invoke(getObject(), a.getValue());
else return null;
}
public synchronized Object getAttribute(String name) {
if (name == null || name.length() == 0)
throw new NullPointerException("Invalid attribute requested " + name);
Attribute attr = getNamedAttribute(name);
return attr.getValue();
}
/**
* {@inheritDoc}
*
* <p>Perform data collection.
*/
@Override
public CollectionSet collect(CollectionAgent agent, EventProxy eproxy, Map<String, Object> map) {
InetAddress ipaddr = agent.getAddress();
JMXNodeInfo nodeInfo = agent.getAttribute(NODE_INFO_KEY);
Map<String, BeanInfo> mbeans = nodeInfo.getMBeans();
String collDir = serviceName;
boolean useMbeanForRrds = ParameterMap.getKeyedBoolean(map, "use-mbean-name-for-rrds", false);
String port = ParameterMap.getKeyedString(map, "port", null);
String friendlyName = ParameterMap.getKeyedString(map, "friendly-name", port);
if (useFriendlyName) {
collDir = friendlyName;
}
JMXCollectionSet collectionSet = new JMXCollectionSet(agent, collDir);
collectionSet.setCollectionTimestamp(new Date());
JMXCollectionResource collectionResource = collectionSet.getResource();
ConnectionWrapper connection = null;
LogUtils.debugf(
this, "collecting %s on node ID %d", InetAddressUtils.str(ipaddr), nodeInfo.getNodeId());
try {
connection = getMBeanServerConnection(map, ipaddr);
if (connection == null) {
return collectionSet;
}
MBeanServerConnection mbeanServer = connection.getMBeanServer();
int retry = ParameterMap.getKeyedInteger(map, "retry", 3);
for (int attempts = 0; attempts <= retry; attempts++) {
try {
/*
* Iterate over the mbeans, for each object name perform a
* getAttributes, the update the RRD.
*/
for (Iterator<BeanInfo> iter = mbeans.values().iterator(); iter.hasNext(); ) {
BeanInfo beanInfo = iter.next();
String mbeanName = beanInfo.getMbeanName();
String objectName = beanInfo.getObjectName();
String excludeList = beanInfo.getExcludes();
// All JMX collected values are per node
String obj = useMbeanForRrds ? mbeanName : objectName;
AttributeGroupType attribGroupType = new AttributeGroupType(fixGroupName(obj), "all");
List<String> attribNames = beanInfo.getAttributeNames();
List<String> compAttribNames = beanInfo.getCompositeAttributeNames();
for (String compAttribName : compAttribNames) {
if (attribNames.contains(compAttribName)) {
attribNames.remove(compAttribName);
String[] ac = compAttribName.split("\\|", -1);
String attrName = ac[0];
if (!attribNames.contains(attrName)) {
attribNames.add(attrName);
}
}
}
// log.debug(" JMXCollector: processed the following attributes: " +
// attribNames.toString());
// log.debug(" JMXCollector: processed the following Composite Attributes: " +
// compAttribNames.toString());
String[] attrNames = attribNames.toArray(new String[attribNames.size()]);
if (objectName.indexOf("*") == -1) {
LogUtils.debugf(
this,
"%s Collector - getAttributes: %s, # attributes: %d, # composite attribute members: %d",
serviceName,
objectName,
attrNames.length,
compAttribNames.size());
try {
ObjectName oName = new ObjectName(objectName);
if (mbeanServer.isRegistered(oName)) {
AttributeList attrList = mbeanServer.getAttributes(oName, attrNames);
Map<String, JMXDataSource> dsMap = nodeInfo.getDsMap();
for (Object attribute : attrList) {
List<String> compositeMemberKeys = new ArrayList<String>();
Boolean isComposite = false;
Attribute attrib = (Attribute) attribute;
for (String compAttrName : compAttribNames) {
String[] attribKeys = compAttrName.split("\\|", -1);
if (attrib.getName().equals(attribKeys[0])) {
compositeMemberKeys.add(attribKeys[1]);
isComposite = true;
}
}
if (isComposite) {
try {
CompositeData cd = (CompositeData) attrib.getValue();
for (String key : compositeMemberKeys) {
/*
value = cd.get(key);
log.debug(" JMXCollector - got CompositeData: " +
objectName + "|" + attrib.getName() + "|" + key + " |-> " + cd.get(key).toString());
*/
JMXDataSource ds =
dsMap.get(objectName + "|" + attrib.getName() + "|" + key);
JMXCollectionAttributeType attribType =
new JMXCollectionAttributeType(ds, null, null, attribGroupType);
collectionResource.setAttributeValue(attribType, cd.get(key).toString());
}
} catch (final ClassCastException cce) {
LogUtils.debugf(
this,
cce,
"%s Collection - getAttributes (try CompositeData) - ERROR: Failed to cast attribute value to type CompositeData!",
serviceName);
}
} else {
// this is a normal attribute, so fallback to default handler
JMXDataSource ds = dsMap.get(objectName + "|" + attrib.getName());
JMXCollectionAttributeType attribType =
new JMXCollectionAttributeType(ds, null, null, attribGroupType);
collectionResource.setAttributeValue(
attribType, attrib.getValue().toString());
}
}
}
} catch (final InstanceNotFoundException e) {
LogUtils.errorf(this, e, "Unable to retrieve attributes from %s", objectName);
}
} else {
/*
* This section is for ObjectNames that use the
* '*' wildcard
*/
Set<ObjectName> mbeanSet = getObjectNames(mbeanServer, objectName);
for (Iterator<ObjectName> objectNameIter = mbeanSet.iterator();
objectNameIter.hasNext(); ) {
ObjectName oName = objectNameIter.next();
LogUtils.debugf(
this,
"%s Collector - getAttributesWC: %s, # attributes: %d, alias: %s",
serviceName,
oName,
attrNames.length,
beanInfo.getKeyAlias());
try {
if (excludeList == null) {
// the exclude list doesn't apply
if (mbeanServer.isRegistered(oName)) {
AttributeList attrList = mbeanServer.getAttributes(oName, attrNames);
Map<String, JMXDataSource> dsMap = nodeInfo.getDsMap();
for (Object attribute : attrList) {
Attribute attrib = (Attribute) attribute;
JMXDataSource ds = dsMap.get(objectName + "|" + attrib.getName());
JMXCollectionAttributeType attribType =
new JMXCollectionAttributeType(
ds,
oName.getKeyProperty(beanInfo.getKeyField()),
beanInfo.getKeyAlias(),
attribGroupType);
collectionResource.setAttributeValue(
attribType, attrib.getValue().toString());
}
}
} else {
/*
* filter out calls if the key field
* matches an entry in the exclude
* list
*/
String keyName = oName.getKeyProperty(beanInfo.getKeyField());
boolean found = false;
StringTokenizer st = new StringTokenizer(excludeList, ",");
while (st.hasMoreTokens()) {
if (keyName.equals(st.nextToken())) {
found = true;
break;
}
}
if (!found) {
if (mbeanServer.isRegistered(oName)) {
AttributeList attrList = mbeanServer.getAttributes(oName, attrNames);
Map<String, JMXDataSource> dsMap = nodeInfo.getDsMap();
for (Object attribute : attrList) {
Attribute attrib = (Attribute) attribute;
JMXDataSource ds = dsMap.get(objectName + "|" + attrib.getName());
JMXCollectionAttributeType attribType =
new JMXCollectionAttributeType(
ds,
oName.getKeyProperty(beanInfo.getKeyField()),
beanInfo.getKeyAlias(),
attribGroupType);
collectionResource.setAttributeValue(
attribType, attrib.getValue().toString());
}
}
}
}
} catch (final InstanceNotFoundException e) {
LogUtils.errorf(this, e, "Error retrieving attributes for %s", oName);
}
}
}
}
break;
} catch (final Exception e) {
LogUtils.debugf(
this,
e,
"%s Collector.collect: IOException while collecting address: %s",
serviceName,
agent.getAddress());
}
}
} catch (final Exception e) {
LogUtils.errorf(this, e, "Error getting MBeanServer");
} finally {
if (connection != null) {
connection.close();
}
}
collectionSet.setStatus(ServiceCollector.COLLECTION_SUCCEEDED);
return collectionSet;
}
