@Override
public MesosSlave getMesosSlave(String hostname) {
Collection<Entity> slaves = sensors().get(MESOS_SLAVES).getMembers();
Optional<Entity> found =
Iterables.tryFind(
slaves,
Predicates.or(
EntityPredicates.attributeEqualTo(MesosSlave.HOSTNAME, hostname),
EntityPredicates.attributeEqualTo(MesosSlave.ADDRESS, hostname)));
if (found.isPresent()) {
return (MesosSlave) found.get();
} else {
throw new IllegalStateException("Cannot find slave for host: " + hostname);
}
}
@Override
public List<ApplicationSummary> list(String typeRegex) {
if (Strings.isBlank(typeRegex)) {
typeRegex = ".*";
}
return FluentIterable.from(mgmt().getApplications())
.filter(
EntitlementPredicates.isEntitled(
mgmt().getEntitlementManager(), Entitlements.SEE_ENTITY))
.filter(EntityPredicates.hasInterfaceMatching(typeRegex))
.transform(ApplicationTransformer.FROM_APPLICATION)
.toList();
}
/** De-register our {@link MesosLocation} and its children. */
@Override
public void stop() {
disconnectSensors();
sensors().set(SERVICE_UP, Boolean.FALSE);
deleteLocation();
Duration timeout = config().get(SHUTDOWN_TIMEOUT);
// Find all applications and stop, blocking for up to five minutes until ended
try {
Iterable<Entity> entities =
Iterables.filter(
getManagementContext().getEntityManager().getEntities(),
Predicates.and(
MesosUtils.sameCluster(this),
Predicates.not(EntityPredicates.applicationIdEqualTo(getApplicationId()))));
Set<Application> applications =
ImmutableSet.copyOf(
Iterables.transform(
entities,
new Function<Entity, Application>() {
@Override
public Application apply(Entity input) {
return input.getApplication();
}
}));
LOG.debug("Stopping applications: {}", Iterables.toString(applications));
Entities.invokeEffectorList(this, applications, Startable.STOP).get(timeout);
} catch (Exception e) {
LOG.warn("Error stopping applications", e);
}
// Stop all framework tasks in parallel
try {
Group frameworks = sensors().get(MESOS_FRAMEWORKS);
LOG.debug("Stopping framework tasks in: {}", Iterables.toString(frameworks.getMembers()));
Entities.invokeEffectorList(this, frameworks.getMembers(), Startable.STOP).get(timeout);
} catch (Exception e) {
LOG.warn("Error stopping frameworks", e);
}
// Stop anything else left over
// TODO Stop slave entities
try {
super.stop();
} catch (Exception e) {
LOG.warn("Error stopping children", e);
}
}
@Test
public void testEntityCreatingItsEnricherDoesNotReCreateItUnlessUniqueTagDifferent()
throws Exception {
TestEntity e1 =
origApp.createAndManageChild(
EntitySpec.create(TestEntity.class, MyTestEntityWithEnricher.class));
Collection<Enricher> e1e = e1.getEnrichers();
log.info("enrichers1: " + e1e);
Entities.dumpInfo(e1);
assertEquals(e1e.size(), 5);
newApp = (TestApplication) rebind();
Entity e2 =
Iterables.getOnlyElement(
Entities.descendants(newApp, EntityPredicates.idEqualTo(e1.getId())));
Collection<Enricher> e2e = e2.getEnrichers();
log.info("enrichers2: " + e2e);
Entities.dumpInfo(e2);
assertEquals(e2e.size(), e1e.size() + 1);
}
@Override
public void init() {
LOG.info("Starting Mesos cluster id {}", getId());
registerLocationResolver();
super.init();
Group slaves = addChild(EntitySpec.create(BasicGroup.class).displayName("Mesos Slaves"));
Group frameworks =
addChild(EntitySpec.create(BasicGroup.class).displayName("Mesos Frameworks"));
DynamicGroup tasks =
addChild(
EntitySpec.create(DynamicGroup.class)
.configure(
DynamicGroup.ENTITY_FILTER,
Predicates.and(
Predicates.instanceOf(MesosTask.class),
EntityPredicates.attributeEqualTo(MesosAttributes.MESOS_CLUSTER, this)))
.displayName("Mesos Tasks"));
DynamicMultiGroup applications =
addChild(
EntitySpec.create(DynamicMultiGroup.class)
.configure(
DynamicMultiGroup.ENTITY_FILTER,
Predicates.and(
MesosUtils.sameCluster(this),
Predicates.not(EntityPredicates.applicationIdEqualTo(getApplicationId()))))
.configure(DynamicMultiGroup.RESCAN_INTERVAL, 15L)
.configure(
DynamicMultiGroup.BUCKET_FUNCTION,
new Function<Entity, String>() {
@Override
public String apply(@Nullable Entity input) {
return input.getApplication().getDisplayName()
+ ":"
+ input.getApplicationId();
}
})
.configure(DynamicMultiGroup.BUCKET_SPEC, EntitySpec.create(BasicGroup.class))
.displayName("Mesos Applications"));
if (config().get(SDN_ENABLE) && config().get(SDN_PROVIDER_SPEC) != null) {
EntitySpec entitySpec = EntitySpec.create(config().get(SDN_PROVIDER_SPEC));
entitySpec.configure(MesosAttributes.MESOS_CLUSTER, this);
Entity sdn = addChild(entitySpec);
sensors().set(SDN_PROVIDER, sdn);
}
sensors().set(MESOS_SLAVES, slaves);
sensors().set(MESOS_FRAMEWORKS, frameworks);
sensors().set(MESOS_TASKS, tasks);
sensors().set(MESOS_APPLICATIONS, applications);
// Override the health-check: just interested in the slaves, frameworks and sdn (rather than
// the groups that show the tasks or apps).
Entity sdn = sensors().get(SDN_PROVIDER);
enrichers()
.add(
EnricherSpec.create(ComputeServiceIndicatorsFromChildrenAndMembers.class)
.uniqueTag(ComputeServiceIndicatorsFromChildrenAndMembers.DEFAULT_UNIQUE_TAG)
.configure(ComputeServiceIndicatorsFromChildrenAndMembers.FROM_CHILDREN, true)
.configure(
ComputeServiceIndicatorsFromChildrenAndMembers.ENTITY_FILTER,
Predicates.or(
ImmutableList.of(
Predicates.<Entity>equalTo(slaves),
Predicates.<Entity>equalTo(frameworks),
(sdn == null
? Predicates.<Entity>alwaysFalse()
: Predicates.equalTo(sdn))))));
}
@Test
public void testParameterDefaultsUsedInConfig() throws Exception {
addCatalogItems(
"brooklyn.catalog:",
" version: " + TEST_VERSION,
" items:",
" - id: " + ConfigEntityForTest.class.getSimpleName() + "WithParams",
" itemType: entity",
" item:",
" type: " + ConfigEntityForTest.class.getName(),
" brooklyn.parameters:",
" - name: num",
" type: integer",
" default: 1234",
" brooklyn.children:",
" - type: " + BasicStartable.class.getName(),
" name: s",
" brooklyn.config:",
" test: $brooklyn:parent().config(\"num\")",
" - id: " + SYMBOLIC_NAME,
" itemType: entity",
" item:",
" type: " + BasicApplication.class.getName(),
" brooklyn.children:",
" - type: " + ConfigEntityForTest.class.getSimpleName() + "WithParams",
" name: a",
" - type: " + ConfigEntityForTest.class.getSimpleName() + "WithParams",
" name: b",
" brooklyn.config:",
" num: 5678",
" - type: " + ConfigEntityForTest.class.getSimpleName() + "WithParams",
" name: c",
" brooklyn.config:",
" test: $brooklyn:config(\"num\")");
CatalogItem<?, ?> item =
catalog.getCatalogItem(
ConfigEntityForTest.class.getSimpleName() + "WithParams", TEST_VERSION);
AbstractBrooklynObjectSpec<?, ?> spec = createSpec(item);
List<SpecParameter<?>> params = spec.getParameters();
assertEquals(params.size(), 3);
assertTrue(Iterables.tryFind(params, nameEqualTo("num")).isPresent());
Application app =
(Application) createAndStartApplication("services:", " - type: " + ver(SYMBOLIC_NAME));
Iterable<Entity> children = app.getChildren();
Optional<Entity> a = Iterables.tryFind(children, EntityPredicates.displayNameEqualTo("a"));
assertTrue(a.isPresent());
assertEquals(a.get().config().get(NUM).intValue(), 1234);
Optional<Entity> as =
Iterables.tryFind(a.get().getChildren(), EntityPredicates.displayNameEqualTo("s"));
assertTrue(as.isPresent());
assertEquals(as.get().config().get(ConfigKeys.newIntegerConfigKey("test")).intValue(), 1234);
Optional<Entity> b = Iterables.tryFind(children, EntityPredicates.displayNameEqualTo("b"));
assertTrue(b.isPresent());
assertEquals(b.get().config().get(NUM).intValue(), 5678);
Optional<Entity> bs =
Iterables.tryFind(b.get().getChildren(), EntityPredicates.displayNameEqualTo("s"));
assertTrue(bs.isPresent());
assertEquals(bs.get().config().get(ConfigKeys.newIntegerConfigKey("test")).intValue(), 5678);
Optional<Entity> c = Iterables.tryFind(children, EntityPredicates.displayNameEqualTo("c"));
assertTrue(c.isPresent());
assertEquals(c.get().config().get(ConfigKeys.newIntegerConfigKey("test")).intValue(), 1234);
Optional<Entity> cs =
Iterables.tryFind(c.get().getChildren(), EntityPredicates.displayNameEqualTo("s"));
assertTrue(cs.isPresent());
assertEquals(cs.get().config().get(ConfigKeys.newIntegerConfigKey("test")).intValue(), 1234);
}