/* (non-Javadoc)
* @see org.opennms.features.vaadin.mibcompiler.MibParser#parseMib(java.io.File)
*/
public boolean parseMib(File mibFile) {
// Validate MIB Directory
if (mibDirectory == null) {
errorHandler.addError("MIB directory has not been set.");
return false;
}
// Reset error handler and dependencies tracker
missingDependencies.clear();
// Set UP the MIB Queue MIB to be parsed
List<URL> queue = new ArrayList<URL>();
parser.getFileParserPhase().setInputUrls(queue);
// Create a cache of filenames to do case-insensitive lookups
final Map<String, File> mibDirectoryFiles = new HashMap<String, File>();
for (final File file : mibDirectory.listFiles()) {
mibDirectoryFiles.put(file.getName().toLowerCase(), file);
}
// Parse MIB
LogUtils.debugf(this, "Parsing %s", mibFile.getAbsolutePath());
SmiMib mib = null;
addFileToQueue(queue, mibFile);
while (true) {
errorHandler.reset();
try {
mib = parser.parse();
} catch (Exception e) {
LogUtils.errorf(this, e, "Can't compile %s", mibFile);
errorHandler.addError(e.getMessage());
return false;
}
if (errorHandler.isOk()) {
break;
} else {
List<String> dependencies = errorHandler.getDependencies();
if (dependencies.isEmpty()) // No dependencies, everything is fine.
break;
missingDependencies.addAll(dependencies);
if (!addDependencyToQueue(queue, mibDirectoryFiles)) break;
}
}
if (errorHandler.isNotOk()) // There are still non-dependency related problems.
return false;
// Extracting the module from compiled MIB.
LogUtils.infof(this, "The MIB %s has been parsed successfully.", mibFile.getAbsolutePath());
module = getModule(mib, mibFile);
return module != null;
}
/* (non-Javadoc)
* @see org.opennms.features.vaadin.mibcompiler.api.MibParser#getPrefabGraphs()
*/
@Override
public List<PrefabGraph> getPrefabGraphs() {
if (module == null) {
return null;
}
List<PrefabGraph> graphs = new ArrayList<PrefabGraph>();
LogUtils.infof(this, "Generating graph templates for %s", module.getId());
NameCutter cutter = new NameCutter();
try {
for (SmiVariable v : module.getVariables()) {
String groupName = getGroupName(v);
String resourceType = getResourceType(v);
if (resourceType == null) resourceType = "nodeSnmp";
String typeName = getMetricType(v.getType().getPrimitiveType());
if (v.getId().contains("Index")) { // Treat SNMP Indexes as strings.
typeName = "string";
}
int order = 1;
if (typeName != null && !typeName.toLowerCase().contains("string")) {
String name = groupName + '.' + v.getId();
String alias =
cutter.trimByCamelCase(v.getId(), 19); // RRDtool/JRobin DS size restriction.
String descr = v.getDescription().replaceAll("[\n\r]", "").replaceAll("\\s+", " ");
StringBuffer sb = new StringBuffer();
sb.append("--title=\"").append(v.getId()).append("\" \\\n");
sb.append(" DEF:var={rrd1}:").append(alias).append(":AVERAGE \\\n");
sb.append(" LINE1:var#0000ff:\"").append(v.getId()).append("\" \\\n");
sb.append(" GPRINT:var:AVERAGE:\"Avg\\\\: %8.2lf %s\" \\\n");
sb.append(" GPRINT:var:MIN:\"Min\\\\: %8.2lf %s\" \\\n");
sb.append(" GPRINT:var:MAX:\"Max\\\\: %8.2lf %s\\n\"");
sb.append("\n\n");
PrefabGraph graph =
new PrefabGraph(
name,
descr,
new String[] {alias},
sb.toString(),
new String[0],
new String[0],
order++,
new String[] {resourceType},
descr,
null,
null,
new String[0]);
graphs.add(graph);
}
}
} catch (Throwable e) {
String errors = e.getMessage();
if (errors == null || errors.trim().equals(""))
errors =
"An unknown error accured when generating graph templates from the MIB "
+ module.getId();
LogUtils.errorf(this, e, "Graph templates parsing error: %s", errors);
errorHandler.addError(errors);
return null;
}
return graphs;
}
/**
* Gets the module.
*
* @param mibObject the MIB object
* @param mibFile the MIB file
* @return the module
*/
private SmiModule getModule(SmiMib mibObject, File mibFile) {
for (SmiModule m : mibObject.getModules()) {
if (m.getIdToken().getLocation().getSource().contains(mibFile.getAbsolutePath())) {
return m;
}
}
errorHandler.addError("Can't find the MIB module for " + mibFile);
return null;
}
/* (non-Javadoc)
* @see org.opennms.features.vaadin.mibcompiler.api.MibParser#getDataCollection()
*/
public DatacollectionGroup getDataCollection() {
if (module == null) {
return null;
}
LogUtils.infof(this, "Generating data collection configuration for %s", module.getId());
DatacollectionGroup dcGroup = new DatacollectionGroup();
dcGroup.setName(module.getId());
NameCutter cutter = new NameCutter();
try {
for (SmiVariable v : module.getVariables()) {
String groupName = getGroupName(v);
String resourceType = getResourceType(v);
Group group = getGroup(dcGroup, groupName, resourceType);
String typeName = getMetricType(v.getType().getPrimitiveType());
if (typeName != null) {
String alias =
cutter.trimByCamelCase(v.getId(), 19); // RRDtool/JRobin DS size restriction.
MibObj mibObj = new MibObj();
mibObj.setOid('.' + v.getOidStr());
mibObj.setInstance(resourceType == null ? "0" : resourceType);
mibObj.setAlias(alias);
mibObj.setType(typeName);
group.addMibObj(mibObj);
if (typeName.equals("string") && resourceType != null) {
for (ResourceType rs : dcGroup.getResourceTypeCollection()) {
if (rs.getName().equals(resourceType) && rs.getResourceLabel().equals("${index}")) {
rs.setResourceLabel("${" + v.getId() + "} (${index})");
}
}
}
}
}
} catch (Throwable e) {
String errors = e.getMessage();
if (errors == null || errors.trim().equals(""))
errors =
"An unknown error accured when generating data collection objects from the MIB "
+ module.getId();
LogUtils.errorf(this, e, "Data Collection parsing error: %s", errors);
errorHandler.addError(errors);
return null;
}
return dcGroup;
}
/* (non-Javadoc)
* @see org.opennms.features.vaadin.mibcompiler.services.MibParser#getEvents(java.lang.String)
*/
public Events getEvents(String ueibase) {
if (module == null) {
return null;
}
LogUtils.infof(
this, "Generating events for %s using the following UEI Base: %s", module.getId(), ueibase);
try {
return convertMibToEvents(module, ueibase);
} catch (Throwable e) {
String errors = e.getMessage();
if (errors == null || errors.trim().equals(""))
errors =
"An unknown error accured when generating events objects from the MIB "
+ module.getId();
LogUtils.errorf(this, e, "Event parsing error: %s", errors);
errorHandler.addError(errors);
return null;
}
}