@Test
public void testWrapsEntity() throws Exception {
Entity app = createAndStartApplication("services:", "- type: " + BasicEntity.class.getName());
assertTrue(app.getConfig(EntityManagementUtils.WRAPPER_APP_MARKER));
assertTrue(app instanceof BasicApplication);
assertTrue(Iterables.getOnlyElement(app.getChildren()) instanceof BasicEntity);
}
@Test
public void testDoesNotWrapApp() throws Exception {
Entity app =
createAndStartApplication("services:", "- type: " + BasicApplication.class.getName());
assertNull(app.getConfig(EntityManagementUtils.WRAPPER_APP_MARKER));
assertTrue(app instanceof BasicApplication);
assertTrue(app.getChildren().isEmpty());
}
@Test
public void testDoesNotWrapsEntityIfNoNameOnService() throws Exception {
Entity app =
createAndStartApplication(
"name: topLevel", "services:", "- type: " + BasicApplication.class.getName());
assertNull(app.getConfig(EntityManagementUtils.WRAPPER_APP_MARKER));
assertTrue(app instanceof BasicApplication);
assertTrue(app.getChildren().isEmpty());
assertEquals(app.getDisplayName(), "topLevel");
}
@Test
public void testWrapsEntityIfDifferentTopLevelName() throws Exception {
Entity app =
createAndStartApplication(
"name: topLevel",
"services:",
"- type: " + BasicApplication.class.getName(),
" name: bottomLevel");
assertTrue(app.getConfig(EntityManagementUtils.WRAPPER_APP_MARKER));
assertTrue(app instanceof BasicApplication);
assertEquals(app.getDisplayName(), "topLevel");
assertTrue(Iterables.getOnlyElement(app.getChildren()) instanceof BasicApplication);
assertTrue(Iterables.getOnlyElement(app.getChildren()).getChildren().isEmpty());
assertEquals(Iterables.getOnlyElement(app.getChildren()).getDisplayName(), "bottomLevel");
}
public static ChefModes detectChefMode(Entity entity) {
ChefModes mode = entity.getConfig(ChefConfig.CHEF_MODE);
if (mode == ChefModes.AUTODETECT) {
// TODO server via API
ProcessTaskWrapper<Boolean> installCheck =
DynamicTasks.queue(ChefServerTasks.isKnifeInstalled());
mode = installCheck.get() ? ChefModes.KNIFE : ChefModes.SOLO;
log.debug(
"Using Chef in "
+ mode
+ " mode due to autodetect exit code "
+ installCheck.getExitCode());
}
Preconditions.checkNotNull(
mode, "Non-null " + ChefConfig.CHEF_MODE + " required for " + entity);
return mode;
}
public static HostAndPort getBrooklynAccessibleAddress(Entity entity, int port) {
String host;
// look up port forwarding
PortForwardManager pfw = entity.getConfig(PORT_FORWARDING_MANAGER);
if (pfw != null) {
Collection<Location> ll = entity.getLocations();
synchronized (BrooklynAccessUtils.class) {
// TODO finer-grained synchronization
for (MachineLocation machine : Iterables.filter(ll, MachineLocation.class)) {
HostAndPort hp = pfw.lookup(machine, port);
if (hp != null) {
log.debug(
"BrooklynAccessUtils found port-forwarded address {} for entity {}, port {}, using machine {}",
new Object[] {hp, entity, port, machine});
return hp;
}
}
Maybe<SupportsPortForwarding> supportPortForwardingLoc =
Machines.findUniqueElement(ll, SupportsPortForwarding.class);
if (supportPortForwardingLoc.isPresent()) {
Cidr source = entity.getConfig(MANAGEMENT_ACCESS_CIDR);
SupportsPortForwarding loc = supportPortForwardingLoc.get();
if (source != null) {
log.debug(
"BrooklynAccessUtils requesting new port-forwarding rule to access "
+ port
+ " on "
+ entity
+ " (at "
+ loc
+ ", enabled for "
+ source
+ ")");
// TODO discuss, is this the best way to do it
// (will probably _create_ the port forwarding rule!)
HostAndPort hp = loc.getSocketEndpointFor(source, port);
if (hp != null) {
log.debug(
"BrooklynAccessUtils created port-forwarded address {} for entity {}, port {}, using {}",
new Object[] {hp, entity, port, loc});
return hp;
}
} else {
log.warn(
"No "
+ MANAGEMENT_ACCESS_CIDR.getName()
+ " configured for "
+ entity
+ ", so cannot forward "
+ "port "
+ port
+ " "
+ "even though "
+ PORT_FORWARDING_MANAGER.getName()
+ " was supplied, and "
+ "have location supporting port forwarding "
+ loc);
}
}
}
}
host = entity.getAttribute(Attributes.HOSTNAME);
if (host != null) return HostAndPort.fromParts(host, port);
throw new IllegalStateException(
"Cannot find way to access port "
+ port
+ " on "
+ entity
+ " from Brooklyn (no host.name)");
}