@Override
public Status investigate(final long hostId) {
final HostVO host = _hostDao.findById(hostId);
if (host == null) {
return null;
}
final Enumeration<Investigator> en = _investigators.enumeration();
Status hostState = null;
Investigator investigator = null;
while (en.hasMoreElements()) {
investigator = en.nextElement();
hostState = investigator.isAgentAlive(host);
if (hostState != null) {
if (s_logger.isDebugEnabled()) {
s_logger.debug(
investigator.getName()
+ " was able to determine host "
+ hostId
+ " is in "
+ hostState.toString());
}
return hostState;
}
if (s_logger.isDebugEnabled()) {
s_logger.debug(
investigator.getName() + " unable to determine the state of the host. Moving on.");
}
}
return null;
}
@Override
public Status investigate(final long hostId) {
final HostVO host = _hostDao.findById(hostId);
if (host == null) {
return null;
}
Status hostState = null;
for (Investigator investigator : investigators) {
hostState = investigator.isAgentAlive(host);
if (hostState != null) {
if (s_logger.isDebugEnabled()) {
s_logger.debug(
investigator.getName()
+ " was able to determine host "
+ hostId
+ " is in "
+ hostState.toString());
}
return hostState;
}
if (s_logger.isDebugEnabled()) {
s_logger.debug(
investigator.getName() + " unable to determine the state of the host. Moving on.");
}
}
return null;
}
@Override
public boolean processDisconnect(long agentId, Status state) {
if (s_logger.isDebugEnabled()) {
s_logger.debug("Disconnected called on " + agentId + " with status " + state.toString());
}
return true;
}
public class DirectAgentManagerSimpleImpl extends ManagerBase implements AgentManager {
private static final Logger logger = Logger.getLogger(DirectAgentManagerSimpleImpl.class);
private final Map<Long, ServerResource> hostResourcesMap = new HashMap<Long, ServerResource>();
@Inject HostDao hostDao;
@Inject ClusterDao clusterDao;
@Inject ClusterDetailsDao clusterDetailsDao;
@Inject HostDao _hostDao;
protected StateMachine2<Status, Event, Host> _statusStateMachine = Status.getStateMachine();
@Override
public boolean configure(String name, Map<String, Object> params) throws ConfigurationException {
// TODO Auto-generated method stub
return false;
}
@Override
public void rescan() {}
@Override
public boolean start() {
// TODO Auto-generated method stub
return false;
}
@Override
public boolean stop() {
// TODO Auto-generated method stub
return false;
}
@Override
public String getName() {
// TODO Auto-generated method stub
return null;
}
@Override
public Answer easySend(Long hostId, Command cmd) {
try {
return this.send(hostId, cmd);
} catch (AgentUnavailableException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (OperationTimedoutException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
return null;
}
protected void loadResource(Long hostId) {
HostVO host = hostDao.findById(hostId);
Map<String, Object> params = new HashMap<String, Object>();
params.put("guid", host.getGuid());
params.put("ipaddress", host.getPrivateIpAddress());
params.put("username", "root");
params.put("password", "password");
params.put("zone", String.valueOf(host.getDataCenterId()));
params.put("pod", String.valueOf(host.getPodId()));
ServerResource resource = null;
if (host.getHypervisorType() == HypervisorType.XenServer) {
resource = new XcpOssResource();
try {
resource.configure(host.getName(), params);
} catch (ConfigurationException e) {
logger.debug("Failed to load resource:" + e.toString());
}
} else if (host.getHypervisorType() == HypervisorType.KVM) {
resource = new LibvirtComputingResource();
try {
params.put("public.network.device", "cloudbr0");
params.put("private.network.device", "cloudbr0");
resource.configure(host.getName(), params);
} catch (ConfigurationException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
} else if (host.getHypervisorType() == HypervisorType.VMware) {
ClusterVO cluster = clusterDao.findById(host.getClusterId());
String url = clusterDetailsDao.findDetail(cluster.getId(), "url").getValue();
URI uri;
try {
uri = new URI(url);
String userName = clusterDetailsDao.findDetail(cluster.getId(), "username").getValue();
String password = clusterDetailsDao.findDetail(cluster.getId(), "password").getValue();
VmwareServerDiscoverer discover = new VmwareServerDiscoverer();
Map<? extends ServerResource, Map<String, String>> resources =
discover.find(
host.getDataCenterId(),
host.getPodId(),
host.getClusterId(),
uri,
userName,
password,
null);
for (Map.Entry<? extends ServerResource, Map<String, String>> entry :
resources.entrySet()) {
resource = entry.getKey();
}
if (resource == null) {
throw new CloudRuntimeException("can't find resource");
}
} catch (DiscoveryException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (URISyntaxException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
hostResourcesMap.put(hostId, resource);
HostEnvironment env = new HostEnvironment();
SetupCommand cmd = new SetupCommand(env);
cmd.setNeedSetup(true);
resource.executeRequest(cmd);
}
@Override
public synchronized Answer send(Long hostId, Command cmd)
throws AgentUnavailableException, OperationTimedoutException {
ServerResource resource = hostResourcesMap.get(hostId);
if (resource == null) {
loadResource(hostId);
resource = hostResourcesMap.get(hostId);
}
if (resource == null) {
return null;
}
Answer answer = resource.executeRequest(cmd);
return answer;
}
@Override
public Answer[] send(Long hostId, Commands cmds)
throws AgentUnavailableException, OperationTimedoutException {
// TODO Auto-generated method stub
return null;
}
@Override
public Answer[] send(Long hostId, Commands cmds, int timeout)
throws AgentUnavailableException, OperationTimedoutException {
// TODO Auto-generated method stub
return null;
}
@Override
public long send(Long hostId, Commands cmds, Listener listener) throws AgentUnavailableException {
// TODO Auto-generated method stub
return 0;
}
@Override
public int registerForHostEvents(
Listener listener, boolean connections, boolean commands, boolean priority) {
// TODO Auto-generated method stub
return 0;
}
@Override
public int registerForInitialConnects(StartupCommandProcessor creator, boolean priority) {
// TODO Auto-generated method stub
return 0;
}
@Override
public void unregisterForHostEvents(int id) {
// TODO Auto-generated method stub
}
@Override
public Answer sendTo(Long dcId, HypervisorType type, Command cmd) {
// TODO Auto-generated method stub
return null;
}
@Override
public boolean agentStatusTransitTo(HostVO host, Event e, long msId) {
try {
return _statusStateMachine.transitTo(host, e, host.getId(), _hostDao);
} catch (NoTransitionException e1) {
e1
.printStackTrace(); // To change body of catch statement use File | Settings | File
// Templates.
}
return true;
}
@Override
public void disconnectWithoutInvestigation(long hostId, Event event) {
// TODO Auto-generated method stub
}
@Override
public void pullAgentToMaintenance(long hostId) {
// TODO Auto-generated method stub
}
@Override
public void pullAgentOutMaintenance(long hostId) {
// TODO Auto-generated method stub
}
@Override
public boolean reconnect(long hostId) {
// TODO Auto-generated method stub
return false;
}
@Override
public boolean isAgentAttached(long hostId) {
// TODO Auto-generated method stub
return false;
}
@Override
public boolean handleDirectConnectAgent(
Host host, StartupCommand[] cmds, ServerResource resource, boolean forRebalance)
throws ConnectionException {
// TODO Auto-generated method stub
return false;
}
}
