@Test
public void testParseConfiguration() throws Exception {
JmxTransExporterConfiguration config =
new JmxTransConfigurationXmlLoader("classpath:jmxtrans-agent.xml").loadConfiguration();
assertThat(config.collectInterval, is(11));
assertThat(config.collectIntervalTimeUnit, is(TimeUnit.SECONDS));
assertThat(config.getConfigReloadInterval(), equalTo(-1));
OutputWriter decoratedOutputWriter = config.outputWriter;
// CircuitBreaker
assertTrue(decoratedOutputWriter.getClass().equals(OutputWriterCircuitBreakerDecorator.class));
OutputWriterCircuitBreakerDecorator circuitBreakerDecorator =
(OutputWriterCircuitBreakerDecorator) decoratedOutputWriter;
assertThat(circuitBreakerDecorator.isDisabled(), is(false));
// Graphite Writer
assertTrue(
circuitBreakerDecorator.delegate.getClass().equals(GraphitePlainTextTcpOutputWriter.class));
GraphitePlainTextTcpOutputWriter graphiteWriter =
(GraphitePlainTextTcpOutputWriter) circuitBreakerDecorator.delegate;
assertThat(graphiteWriter.graphiteServerHostAndPort.getPort(), is(2203));
assertThat(graphiteWriter.graphiteServerHostAndPort.getHost(), is("localhost"));
assertThat(graphiteWriter.getMetricPathPrefix(), is("app_123456.server.i876543."));
assertThat(config.queries.size(), is(13));
Map<String, Query> queriesByResultAlias = indexQueriesByResultAlias(config.queries);
{
Query query = queriesByResultAlias.get("os.systemLoadAverage");
assertThat(query.objectName, is(new ObjectName("java.lang:type=OperatingSystem")));
assertThat(query.getAttributes(), contains("SystemLoadAverage"));
assertThat(query.resultAlias, is("os.systemLoadAverage"));
assertThat(query.key, is((String) null));
}
{
Query query = queriesByResultAlias.get("jvm.heapMemoryUsage.used");
assertThat(query.objectName, is(new ObjectName("java.lang:type=Memory")));
assertThat(query.getAttributes(), contains("HeapMemoryUsage"));
assertThat(query.resultAlias, is("jvm.heapMemoryUsage.used"));
assertThat(query.key, is("used"));
}
Map<String, Invocation> invocationsByResultAlias =
indexInvocationsByResultAlias(config.invocations);
{
Invocation invocation = invocationsByResultAlias.get("jvm.gc");
assertThat(invocation.objectName, is(new ObjectName("java.lang:type=Memory")));
assertThat(invocation.operationName, is("gc"));
assertThat(invocation.resultAlias, is("jvm.gc"));
}
}
@Test
public void testParseConfigurationMultipleAttributes() throws Exception {
JmxTransExporterConfiguration config =
new JmxTransConfigurationXmlLoader("classpath:jmxtrans-multiple-attributes-test.xml")
.loadConfiguration();
assertThat(config.queries, hasSize(1));
Query query = config.queries.get(0);
assertThat(query.getAttributes(), contains("ThreadCount", "TotalStartedThreadCount"));
}
@Test
public void testNoAttributesSpecifiedGeneratesWildcardQuery() throws Exception {
JmxTransExporterConfiguration config =
new JmxTransConfigurationXmlLoader(
"classpath:jmxtrans-no-attributes-specified-generates-wildcard-query-test.xml")
.loadConfiguration();
assertThat(config.queries, hasSize(1));
Query query = config.queries.get(0);
assertThat(query.getAttributes(), emptyIterable());
}
@Test
public void testParseConfiguration2() throws Exception {
JmxTransExporterConfiguration config =
new JmxTransConfigurationXmlLoader("classpath:jmxtrans-agent-2.xml").loadConfiguration();
assertThat(config.collectInterval, is(12));
assertThat(config.collectIntervalTimeUnit, is(TimeUnit.SECONDS));
assertTrue(config.outputWriter.getClass().equals(OutputWritersChain.class));
OutputWritersChain outputWritersChain = (OutputWritersChain) config.outputWriter;
assertThat(outputWritersChain.outputWriters.size(), is(2));
{
OutputWriter decoratedOutputWriter = outputWritersChain.outputWriters.get(0);
// CircuitBreaker
assertTrue(
decoratedOutputWriter.getClass().equals(OutputWriterCircuitBreakerDecorator.class));
OutputWriterCircuitBreakerDecorator circuitBreakerDecorator =
(OutputWriterCircuitBreakerDecorator) decoratedOutputWriter;
assertThat(circuitBreakerDecorator.isDisabled(), is(true));
// Graphite Writer
assertTrue(
circuitBreakerDecorator
.delegate
.getClass()
.equals(GraphitePlainTextTcpOutputWriter.class));
GraphitePlainTextTcpOutputWriter writer =
(GraphitePlainTextTcpOutputWriter) circuitBreakerDecorator.delegate;
assertThat(writer.graphiteServerHostAndPort.getPort(), is(2003));
assertThat(writer.graphiteServerHostAndPort.getHost(), is("localhost"));
assertThat(writer.getMetricPathPrefix(), is("servers.localhost."));
}
{
OutputWriter decoratedOutputWriter = outputWritersChain.outputWriters.get(1);
// Circuit Breaker
assertTrue(
decoratedOutputWriter.getClass().equals(OutputWriterCircuitBreakerDecorator.class));
OutputWriterCircuitBreakerDecorator circuitBreakerDecorator =
(OutputWriterCircuitBreakerDecorator) decoratedOutputWriter;
assertThat(circuitBreakerDecorator.isDisabled(), is(true));
// Console Writer
assertTrue(circuitBreakerDecorator.delegate.getClass().equals(ConsoleOutputWriter.class));
}
assertThat(config.queries.size(), is(13));
Map<String, Query> queriesByResultAlias = indexQueriesByResultAlias(config.queries);
{
Query query = queriesByResultAlias.get("os.systemLoadAverage");
assertThat(query.objectName, is(new ObjectName("java.lang:type=OperatingSystem")));
assertThat(query.getAttributes(), contains("SystemLoadAverage"));
assertThat(query.resultAlias, is("os.systemLoadAverage"));
assertThat(query.key, is((String) null));
}
{
Query query = queriesByResultAlias.get("jvm.heapMemoryUsage.used");
assertThat(query.objectName, is(new ObjectName("java.lang:type=Memory")));
assertThat(query.getAttributes(), contains("HeapMemoryUsage"));
assertThat(query.resultAlias, is("jvm.heapMemoryUsage.used"));
assertThat(query.key, is("used"));
}
}