// Copyright 2012 Citrix Systems, Inc. Licensed under the
// Apache License, Version 2.0 (the "License"); you may not use this
// file except in compliance with the License. Citrix Systems, Inc.
// reserves all rights not expressly granted by the License.
// You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
// Automatically generated by addcopyright.py at 04/03/2012
package com.cloud.baremetal;
import java.net.InetAddress;
import java.net.URI;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.UUID;
import javax.ejb.Local;
import javax.naming.ConfigurationException;
import org.apache.log4j.Logger;
import com.cloud.agent.api.StartupCommand;
import com.cloud.agent.api.StartupRoutingCommand;
import com.cloud.api.ApiConstants;
import com.cloud.dc.ClusterVO;
import com.cloud.dc.DataCenterVO;
import com.cloud.dc.dao.ClusterDao;
import com.cloud.dc.dao.DataCenterDao;
import com.cloud.exception.DiscoveryException;
import com.cloud.host.Host;
import com.cloud.host.HostVO;
import com.cloud.host.dao.HostDao;
import com.cloud.hypervisor.Hypervisor;
import com.cloud.hypervisor.Hypervisor.HypervisorType;
import com.cloud.network.Network;
import com.cloud.resource.Discoverer;
import com.cloud.resource.DiscovererBase;
import com.cloud.resource.ResourceManager;
import com.cloud.resource.ResourceStateAdapter;
import com.cloud.resource.ServerResource;
import com.cloud.resource.UnableDeleteHostException;
import com.cloud.utils.component.Inject;
import com.cloud.utils.exception.CloudRuntimeException;
import com.cloud.utils.script.Script;
import com.cloud.utils.script.Script2;
import com.cloud.utils.script.Script2.ParamType;
import com.cloud.vm.VMInstanceVO;
import com.cloud.vm.VirtualMachine.State;
import com.cloud.vm.dao.VMInstanceDao;
@Local(value=Discoverer.class)
public class BareMetalDiscoverer extends DiscovererBase implements Discoverer, ResourceStateAdapter {
private static final Logger s_logger = Logger.getLogger(BareMetalDiscoverer.class);
@Inject ClusterDao _clusterDao;
@Inject protected HostDao _hostDao;
@Inject DataCenterDao _dcDao;
@Inject VMInstanceDao _vmDao = null;
@Inject ResourceManager _resourceMgr;
@Override
public boolean configure(String name, Map<String, Object> params) throws ConfigurationException {
_resourceMgr.registerResourceStateAdapter(this.getClass().getSimpleName(), this);
return super.configure(name, params);
}
@Override
public boolean stop() {
_resourceMgr.unregisterResourceStateAdapter(this.getClass().getSimpleName());
return super.stop();
}
@Override
public Map<? extends ServerResource, Map<String, String>> find(long dcId, Long podId, Long clusterId, URI url, String username, String password, List<String> hostTags)
throws DiscoveryException {
Map<BareMetalResourceBase, Map<String, String>> resources = new HashMap<BareMetalResourceBase, Map<String, String>>();
Map<String, String> details = new HashMap<String, String>();
if (!url.getScheme().equals("http")) {
String msg = "urlString is not http so we're not taking care of the discovery for this: " + url;
s_logger.debug(msg);
return null;
}
if (clusterId == null) {
String msg = "must specify cluster Id when add host";
s_logger.debug(msg);
throw new RuntimeException(msg);
}
if (podId == null) {
String msg = "must specify pod Id when add host";
s_logger.debug(msg);
throw new RuntimeException(msg);
}
ClusterVO cluster = _clusterDao.findById(clusterId);
if (cluster == null || (cluster.getHypervisorType() != HypervisorType.BareMetal)) {
if (s_logger.isInfoEnabled())
s_logger.info("invalid cluster id or cluster is not for Bare Metal hosts");
return null;
}
DataCenterVO zone = _dcDao.findById(dcId);
if (zone == null) {
throw new RuntimeException("Cannot find zone " + dcId);
}
try {
String hostname = url.getHost();
InetAddress ia = InetAddress.getByName(hostname);
String ipmiIp = ia.getHostAddress();
String guid = UUID.nameUUIDFromBytes(ipmiIp.getBytes()).toString();
String injectScript = "scripts/util/ipmi.py";
String scriptPath = Script.findScript("", injectScript);
if (scriptPath == null) {
throw new CloudRuntimeException("Unable to find key ipmi script "
+ injectScript);
}
final Script2 command = new Script2(scriptPath, s_logger);
command.add("ping");
command.add("hostname="+ipmiIp);
command.add("usrname="+username);
command.add("password="+password, ParamType.PASSWORD);
final String result = command.execute();
if (result != null) {
s_logger.warn(String.format("Can not set up ipmi connection(ip=%1$s, username=%2$s, password=%3$s, args) because %4$s", ipmiIp, username, "******", result));
return null;
}
ClusterVO clu = _clusterDao.findById(clusterId);
if (clu.getGuid() == null) {
clu.setGuid(UUID.randomUUID().toString());
_clusterDao.update(clusterId, clu);
}
Map<String, Object> params = new HashMap<String, Object>();
params.putAll(_params);
params.put("zone", Long.toString(dcId));
params.put("pod", Long.toString(podId));
params.put("cluster", Long.toString(clusterId));
params.put("guid", guid);
params.put(ApiConstants.PRIVATE_IP, ipmiIp);
params.put(ApiConstants.USERNAME, username);
params.put(ApiConstants.PASSWORD, password);
BareMetalResourceBase resource = new BareMetalResourceBase();
resource.configure("Bare Metal Agent", params);
String memCapacity = (String)params.get(ApiConstants.MEMORY);
String cpuCapacity = (String)params.get(ApiConstants.CPU_SPEED);
String cpuNum = (String)params.get(ApiConstants.CPU_NUMBER);
String mac = (String)params.get(ApiConstants.HOST_MAC);
if (hostTags != null && hostTags.size() != 0) {
details.put("hostTag", hostTags.get(0));
}
details.put(ApiConstants.MEMORY, memCapacity);
details.put(ApiConstants.CPU_SPEED, cpuCapacity);
details.put(ApiConstants.CPU_NUMBER, cpuNum);
details.put(ApiConstants.HOST_MAC, mac);
details.put(ApiConstants.USERNAME, username);
details.put(ApiConstants.PASSWORD, password);
details.put(ApiConstants.PRIVATE_IP, ipmiIp);
resources.put(resource, details);
resource.start();
zone.setGatewayProvider(Network.Provider.ExternalGateWay.getName());
zone.setDnsProvider(Network.Provider.ExternalDhcpServer.getName());
zone.setDhcpProvider(Network.Provider.ExternalDhcpServer.getName());
_dcDao.update(zone.getId(), zone);
s_logger.debug(String.format("Discover Bare Metal host successfully(ip=%1$s, username=%2$s, password=%3%s," +
"cpuNum=%4$s, cpuCapacity-%5$s, memCapacity=%6$s)", ipmiIp, username, "******", cpuNum, cpuCapacity, memCapacity));
return resources;
} catch (Exception e) {
s_logger.warn("Can not set up bare metal agent", e);
}
return null;
}
@Override
public void postDiscovery(List<HostVO> hosts, long msId)
throws DiscoveryException {
}
@Override
public boolean matchHypervisor(String hypervisor) {
return hypervisor.equalsIgnoreCase(Hypervisor.HypervisorType.BareMetal.toString());
}
@Override
public HypervisorType getHypervisorType() {
return Hypervisor.HypervisorType.BareMetal;
}
@Override
public HostVO createHostVOForConnectedAgent(HostVO host, StartupCommand[] cmd) {
// TODO Auto-generated method stub
return null;
}
@Override
public HostVO createHostVOForDirectConnectAgent(HostVO host, StartupCommand[] startup, ServerResource resource, Map<String, String> details,
List<String> hostTags) {
StartupCommand firstCmd = startup[0];
if (!(firstCmd instanceof StartupRoutingCommand)) {
return null;
}
StartupRoutingCommand ssCmd = ((StartupRoutingCommand) firstCmd);
if (ssCmd.getHypervisorType() != HypervisorType.BareMetal) {
return null;
}
return _resourceMgr.fillRoutingHostVO(host, ssCmd, HypervisorType.BareMetal, details, hostTags);
}
@Override
public DeleteHostAnswer deleteHost(HostVO host, boolean isForced, boolean isForceDeleteStorage) throws UnableDeleteHostException {
if (host.getType() != Host.Type.Routing || host.getHypervisorType() != HypervisorType.BareMetal) {
return null;
}
List<VMInstanceVO> deadVms = _vmDao.listByLastHostId(host.getId());
for (VMInstanceVO vm : deadVms) {
if (vm.getState() == State.Running || vm.getHostId() != null) {
throw new CloudRuntimeException("VM " + vm.getId() + "is still running on host " + host.getId());
}
_vmDao.remove(vm.getId());
}
return new DeleteHostAnswer(true);
}
}