@Override
public ScheduledReporter getReporter(MetricConfig config) {
try {
String host = config.getString(ARG_HOST, null);
int port = config.getInteger(ARG_PORT, -1);
if (host == null || host.length() == 0 || port < 1) {
throw new IllegalArgumentException(
"Invalid host/port configuration. Host: " + host + " Port: " + port);
}
String addressingMode = config.getString(ARG_MODE_ADDRESSING, "MULTICAST");
int ttl = config.getInteger(ARG_TTL, 1);
GMetric gMetric =
new GMetric(host, port, GMetric.UDPAddressingMode.valueOf(addressingMode), ttl);
String prefix = config.getString(ARG_PREFIX, null);
String conversionRate = config.getString(ARG_CONVERSION_RATE, null);
String conversionDuration = config.getString(ARG_CONVERSION_DURATION, null);
int dMax = config.getInteger(ARG_DMAX, 0);
int tMax = config.getInteger(ARG_TMAX, 60);
com.codahale.metrics.ganglia.GangliaReporter.Builder builder =
com.codahale.metrics.ganglia.GangliaReporter.forRegistry(registry);
if (prefix != null) {
builder.prefixedWith(prefix);
}
if (conversionRate != null) {
builder.convertRatesTo(TimeUnit.valueOf(conversionRate));
}
if (conversionDuration != null) {
builder.convertDurationsTo(TimeUnit.valueOf(conversionDuration));
}
builder.withDMax(dMax);
builder.withTMax(tMax);
log.info(
"Configured GangliaReporter with {host:{}, port:{}, dmax:{}, tmax:{}, ttl:{}, addressingMode:{}}",
host,
port,
dMax,
tMax,
ttl,
addressingMode);
return builder.build(gMetric);
} catch (IOException e) {
throw new RuntimeException("Error while instantiating GangliaReporter.", e);
}
}
@Override
protected GangliaReporter createInstance() throws Exception {
final GangliaReporter.Builder reporter = GangliaReporter.forRegistry(getMetricRegistry());
if (hasProperty(PREFIX)) {
reporter.prefixedWith(getProperty(PREFIX));
}
if (hasProperty(DURATION_UNIT)) {
reporter.convertDurationsTo(getProperty(DURATION_UNIT, TimeUnit.class));
}
if (hasProperty(RATE_UNIT)) {
reporter.convertRatesTo(getProperty(RATE_UNIT, TimeUnit.class));
}
if (hasProperty(FILTER_PATTERN)) {
reporter.filter(metricFilterPattern(getProperty(FILTER_PATTERN)));
} else if (hasProperty(FILTER_REF)) {
reporter.filter(getPropertyRef(FILTER_REF, MetricFilter.class));
}
if (hasProperty(DMAX)) {
reporter.withDMax(getProperty(DMAX, Integer.TYPE));
}
if (hasProperty(TMAX)) {
reporter.withTMax(getProperty(TMAX, Integer.TYPE));
}
final GMetric gMetric =
new GMetric(
getProperty(GROUP),
getProperty(PORT, Integer.TYPE),
getProperty(UDP_MODE, UDPAddressingMode.class),
getProperty(TTL, Integer.TYPE),
!hasProperty(PROTOCOL) || getProperty(PROTOCOL).equals("v3.1"),
hasProperty(UUID) ? java.util.UUID.fromString(getProperty(UUID)) : null,
getProperty(SPOOF));
return reporter.build(gMetric);
}