public static Map<String, Object> getSensorMap(String sensor, Iterable<Entity> descs) {
if (Iterables.isEmpty(descs)) return Collections.emptyMap();
Map<String, Object> result = MutableMap.of();
Iterator<Entity> di = descs.iterator();
Sensor<?> s = null;
while (di.hasNext()) {
Entity potentialSource = di.next();
s = potentialSource.getEntityType().getSensor(sensor);
if (s != null) break;
}
if (s == null) s = Sensors.newSensor(Object.class, sensor);
if (!(s instanceof AttributeSensor<?>)) {
log.warn("Cannot retrieve non-attribute sensor " + s + " for entities; returning empty map");
return result;
}
for (Entity e : descs) {
Object v = null;
try {
v = e.getAttribute((AttributeSensor<?>) s);
} catch (Exception exc) {
Exceptions.propagateIfFatal(exc);
log.warn("Error retrieving sensor " + s + " for " + e + " (ignoring): " + exc);
}
if (v != null) result.put(e.getId(), v);
}
return result;
}
private void configureEnrichers(Entity entity) {
for (AttributeSensor sensor :
Iterables.filter(entity.getEntityType().getSensors(), AttributeSensor.class)) {
if ((DockerUtils.URL_SENSOR_NAMES.contains(sensor.getName())
|| sensor.getName().endsWith(".url")
|| URI.class.isAssignableFrom(sensor.getType()))
&& !DockerUtils.BLACKLIST_URL_SENSOR_NAMES.contains(sensor.getName())) {
AttributeSensor<String> target = DockerUtils.<String>mappedSensor(sensor);
entity.addEnricher(
dockerHost
.getSubnetTier()
.uriTransformingEnricher(EntityAndAttribute.create(entity, sensor), target));
Set<Hint<?>> hints = RendererHints.getHintsFor(sensor);
for (Hint<?> hint : hints) {
RendererHints.register(target, (NamedActionWithUrl) hint);
}
if (LOG.isDebugEnabled()) {
LOG.debug("Mapped URL sensor: origin={}, mapped={}", sensor.getName(), target.getName());
}
} else if (PortAttributeSensorAndConfigKey.class.isAssignableFrom(sensor.getClass())) {
AttributeSensor<String> target =
DockerUtils.mappedPortSensor((PortAttributeSensorAndConfigKey) sensor);
entity.addEnricher(
dockerHost
.getSubnetTier()
.hostAndPortTransformingEnricher(
EntityAndAttribute.create(entity, sensor), target));
if (LOG.isDebugEnabled()) {
LOG.debug("Mapped port sensor: origin={}, mapped={}", sensor.getName(), target.getName());
}
}
}
}
private ObjectNode entityBase(Entity entity) {
ObjectNode aRoot = mapper().createObjectNode();
aRoot.put("name", entity.getDisplayName());
aRoot.put("id", entity.getId());
aRoot.put("type", entity.getEntityType().getName());
Boolean serviceUp = entity.getAttribute(Attributes.SERVICE_UP);
if (serviceUp != null) aRoot.put("serviceUp", serviceUp);
Lifecycle serviceState = entity.getAttribute(Attributes.SERVICE_STATE_ACTUAL);
if (serviceState != null) aRoot.put("serviceState", serviceState.toString());
String iconUrl = entity.getIconUrl();
if (iconUrl != null) {
if (brooklyn().isUrlServerSideAndSafe(iconUrl))
// route to server if it is a server-side url
iconUrl = EntityTransformer.entityUri(entity) + "/icon";
aRoot.put("iconUrl", iconUrl);
}
return aRoot;
}