@Override
public List<? extends Instance> getInstances(Object obj) {
if (!(obj instanceof Agent)) {
return null;
}
Agent agent = (Agent) obj;
Host host = objectManager.findAny(Host.class, HOST.AGENT_ID, agent.getId(), HOST.REMOVED, null);
if (host == null) {
return null;
}
return serviceDao.getInstancesWithHealtcheckEnabled(host.getAccountId());
}
@Override
public List<Long> getHostsSatisfyingHostAffinity(
Long accountId, Map<String, String> labelConstraints) {
List<? extends Host> hosts = allocatorDao.getActiveHosts(accountId);
List<Constraint> hostAffinityConstraints =
getHostAffinityConstraintsFromLabels(labelConstraints);
List<Long> acceptableHostIds = new ArrayList<Long>();
for (Host host : hosts) {
if (hostSatisfiesHostAffinity(host.getId(), hostAffinityConstraints)) {
acceptableHostIds.add(host.getId());
}
}
return acceptableHostIds;
}
protected List<Long> getHostsSatisfyingHostAffinityInternal(
boolean includeRemoved, Long accountId, Map<String, String> labelConstraints) {
List<? extends Host> hosts =
includeRemoved
? allocatorDao.getNonPurgedHosts(accountId)
: allocatorDao.getActiveHosts(accountId);
List<Constraint> hostAffinityConstraints =
getHostAffinityConstraintsFromLabels(labelConstraints);
List<Long> acceptableHostIds = new ArrayList<Long>();
for (Host host : hosts) {
if (hostSatisfiesHostAffinity(host.getId(), hostAffinityConstraints)) {
acceptableHostIds.add(host.getId());
}
}
return acceptableHostIds;
}
@Override
public HandlerResult handle(ProcessState state, ProcessInstance process) {
LoadBalancerHostMap map = (LoadBalancerHostMap) state.getResource();
LoadBalancer lb = loadResource(LoadBalancer.class, map.getLoadBalancerId());
Long hostId = map.getHostId();
boolean validHostState = false;
if (hostId == null) {
validHostState = true;
} else {
Host host = objectManager.loadResource(Host.class, hostId);
if (host.getRemoved() == null
&& !(host.getState().equalsIgnoreCase(CommonStatesConstants.REMOVED)
|| host.getState().equalsIgnoreCase(CommonStatesConstants.REMOVING))) {
validHostState = true;
}
}
if (validHostState) {
removeLoadBalancerInstance(lb, map);
removeLoadBalancerAgent(lb, map);
}
return null;
}
@Override
public List<? extends StoragePool> getAssociatedUnmanagedPools(Host host) {
return create()
.select(STORAGE_POOL.fields())
.from(STORAGE_POOL)
.join(STORAGE_POOL_HOST_MAP)
.on(STORAGE_POOL_HOST_MAP.STORAGE_POOL_ID.eq(STORAGE_POOL.ID))
.where(
STORAGE_POOL_HOST_MAP
.REMOVED
.isNull()
.and(
STORAGE_POOL_HOST_MAP
.HOST_ID
.eq(host.getId())
.and(STORAGE_POOL.KIND.in(AllocatorUtils.UNMANGED_STORAGE_POOLS))))
.fetchInto(StoragePoolRecord.class);
}
public HostEndpointsUpdateLock(Host host) {
super("HOST." + host.getId() + "ENDPOINTS.UPDATE");
}