private Set<String> enumerateIndexes(ProbeDescSummary summary) {
MBeanServerConnection mbean = cnx.getConnection().connection;
Set<String> indexes = new HashSet<String>();
for (String name : summary.specifics.get("mbeanNames").split(" *; *")) {
try {
Set<ObjectName> mbeanNames = mbean.queryNames(new ObjectName(name), null);
Pattern p = Pattern.compile(summary.specifics.get("mbeanIndex"));
for (ObjectName oneMbean : mbeanNames) {
log(Level.DEBUG, "%s", oneMbean.getCanonicalName());
Matcher m = p.matcher(oneMbean.toString());
if (m.matches() && !m.group(1).isEmpty()) {
log(Level.DEBUG, "index found: %s for %s", m.group(1), summary.name);
indexes.add(m.group(1));
}
}
} catch (MalformedObjectNameException e) {
log(
Level.WARN,
"invalid name for auto discovery of probe %s: %s",
summary.name,
e.getMessage());
} catch (IOException e) {
log(
Level.WARN,
"Connection failed for auto discovery of probe %s: %s",
summary.name,
e.getMessage());
}
}
return indexes;
}
@Override
public boolean isGoodProbeDesc(ProbeDescSummary summary) {
MBeanServerConnection mbean = cnx.getConnection().connection;
boolean valid = true;
boolean enumerated = false;
for (String name : summary.specifics.get("mbeanNames").split(" *; *")) {
enumerated = true;
try {
Set<ObjectName> mbeanNames = mbean.queryNames(new ObjectName(name), null);
log(Level.TRACE, "%s", "found mbeans %s for %s", mbeanNames, summary.name);
if (mbeanNames.size() > 1 && !summary.isIndexed) {
log(Level.WARN, "not indexed probe %s return more than one mbean", summary.name);
valid = false;
} else if (mbeanNames.size() > 0) {
valid &= true;
} else {
valid = false;
}
} catch (MalformedObjectNameException e) {
log(
Level.WARN,
"invalid name for auto discovery of probe %s: %s",
summary.name,
e.getMessage());
} catch (IOException e) {
log(
Level.WARN,
"Connection failed for auto discovery of probe %s: %s",
summary.name,
e.getMessage());
}
}
return valid && enumerated;
}
@Override
public void discoverPost(
String hostname,
JrdsElement hostEleme,
Map<String, JrdsDocument> probdescs,
HttpServletRequest request) {
cnx.stopConnection();
}
private MBeanServerConnection connect(String hostname, HttpServletRequest request) {
this.hostname = hostname;
String protocolName = request.getParameter("discoverJmxProtocol");
if (protocolName != null && !protocolName.trim().isEmpty()) {
cnx.setProtocol(JmxProtocol.valueOf(protocolName.trim()));
}
Integer port = jrds.Util.parseStringNumber(request.getParameter("discoverJmxPort"), 0);
if (port != 0) {
cnx.setPort(port);
}
cnx.setUser(request.getParameter("discoverJmxUser"));
cnx.setPassword(request.getParameter("discoverJmxPassword"));
if (cnx.startConnection()) {
return cnx.getConnection().connection;
} else {
return null;
}
}
@Override
public void addConnection(JrdsElement hostElement, HttpServletRequest request) {
JrdsElement cnxElem = hostElement.addElement("connection", "type=jrds.probe.JMXConnection");
cnxElem.addElement("attr", "name=protocol").setTextContent(cnx.getProtocol().toString());
cnxElem.addElement("attr", "name=port").setTextContent(Integer.toString(cnx.getPort()));
}