mirror of https://github.com/apache/cloudstack.git
342 lines
11 KiB
Java
Executable File
342 lines
11 KiB
Java
Executable File
/**
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* * Copyright (C) 2011 Citrix Systems, Inc. All rights reserved
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*
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*
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* This software is licensed under the GNU General Public License v3 or later.
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*
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* It is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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package com.cloud.resource;
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import java.net.URI;
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import java.net.URLDecoder;
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import java.util.Date;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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import java.util.UUID;
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import javax.ejb.Local;
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import javax.naming.ConfigurationException;
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import org.apache.log4j.Logger;
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import com.cloud.agent.AgentManager;
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import com.cloud.agent.Listener;
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import com.cloud.agent.api.AgentControlAnswer;
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import com.cloud.agent.api.AgentControlCommand;
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import com.cloud.agent.api.Answer;
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import com.cloud.agent.api.Command;
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import com.cloud.agent.api.StartupCommand;
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import com.cloud.agent.api.StartupRoutingCommand;
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import com.cloud.agent.manager.MockAgentManager;
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import com.cloud.agent.manager.MockStorageManager;
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import com.cloud.dc.ClusterVO;
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import com.cloud.dc.dao.ClusterDao;
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import com.cloud.exception.ConnectionException;
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import com.cloud.exception.DiscoveryException;
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import com.cloud.host.Host;
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import com.cloud.host.HostVO;
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import com.cloud.host.Status;
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import com.cloud.host.dao.HostDao;
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import com.cloud.hypervisor.Hypervisor.HypervisorType;
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import com.cloud.storage.VMTemplateHostVO;
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import com.cloud.storage.VMTemplateVO;
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import com.cloud.storage.VMTemplateZoneVO;
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import com.cloud.storage.dao.VMTemplateDao;
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import com.cloud.storage.dao.VMTemplateHostDao;
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import com.cloud.storage.dao.VMTemplateZoneDao;
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import com.cloud.utils.component.Inject;
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/**
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* @author prasanna
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*
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*/
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@Local(value = Discoverer.class)
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public class SimulatorDiscoverer extends DiscovererBase implements Discoverer, Listener, ResourceStateAdapter {
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private static final Logger s_logger = Logger
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.getLogger(SimulatorDiscoverer.class);
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@Inject HostDao _hostDao;
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@Inject VMTemplateDao _vmTemplateDao;
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@Inject VMTemplateHostDao _vmTemplateHostDao;
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@Inject VMTemplateZoneDao _vmTemplateZoneDao;
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@Inject ClusterDao _clusterDao;
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@Inject AgentManager _agentMgr = null;
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@Inject MockAgentManager _mockAgentMgr = null;
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@Inject MockStorageManager _mockStorageMgr = null;
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@Inject ResourceManager _resourceMgr;
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/**
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* Finds ServerResources of an in-process simulator
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*
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* @see com.cloud.resource.Discoverer#find(long, java.lang.Long,
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* java.lang.Long, java.net.URI, java.lang.String, java.lang.String)
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*/
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@Override
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public Map<? extends ServerResource, Map<String, String>> find(long dcId,
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Long podId, Long clusterId, URI uri, String username,
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String password, List<String> hostTags) throws DiscoveryException {
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Map<AgentResourceBase, Map<String, String>> resources;
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try {
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//http://sim/count=$count, it will add $count number of hosts into the cluster
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String scheme = uri.getScheme();
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String host = uri.getAuthority();
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String commands = URLDecoder.decode(uri.getPath());
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long cpuSpeed = _mockAgentMgr.DEFAULT_HOST_SPEED_MHZ;
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long cpuCores = _mockAgentMgr.DEFAULT_HOST_CPU_CORES;
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long memory = _mockAgentMgr.DEFAULT_HOST_MEM_SIZE;
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long localstorageSize = _mockStorageMgr.DEFAULT_HOST_STORAGE_SIZE;
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if (scheme.equals("http")) {
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if (host == null || !host.equalsIgnoreCase("sim")) {
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String msg = "uri is not of simulator type so we're not taking care of the discovery for this: "
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+ uri;
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if(s_logger.isDebugEnabled()) {
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s_logger.debug(msg);
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}
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return null;
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}
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if (commands != null) {
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int index = commands.lastIndexOf("/");
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if (index != -1) {
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commands = commands.substring(index+1);
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String[] cmds = commands.split("&");
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for (String cmd : cmds) {
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String[] parameter = cmd.split("=");
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if (parameter[0].equalsIgnoreCase("cpuspeed") && parameter[1] != null) {
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cpuSpeed = Long.parseLong(parameter[1]);
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} else if (parameter[0].equalsIgnoreCase("cpucore") && parameter[1] != null) {
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cpuCores = Long.parseLong(parameter[1]);
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} else if (parameter[0].equalsIgnoreCase("memory") && parameter[1] != null) {
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memory = Long.parseLong(parameter[1]);
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} else if (parameter[0].equalsIgnoreCase("localstorage") && parameter[1] != null) {
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localstorageSize = Long.parseLong(parameter[1]);
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}
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}
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}
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}
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} else {
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String msg = "uriString is not http so we're not taking care of the discovery for this: "
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+ uri;
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if(s_logger.isDebugEnabled()) {
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s_logger.debug(msg);
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}
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return null;
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}
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String cluster = null;
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if (clusterId == null) {
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String msg = "must specify cluster Id when adding host";
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if(s_logger.isDebugEnabled()) {
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s_logger.debug(msg);
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}
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throw new RuntimeException(msg);
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} else {
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ClusterVO clu = _clusterDao.findById(clusterId);
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if (clu == null
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|| (clu.getHypervisorType() != HypervisorType.Simulator)) {
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if (s_logger.isInfoEnabled())
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s_logger.info("invalid cluster id or cluster is not for Simulator hypervisors");
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return null;
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}
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cluster = Long.toString(clusterId);
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if(clu.getGuid() == null) {
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clu.setGuid(UUID.randomUUID().toString());
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}
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_clusterDao.update(clusterId, clu);
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}
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String pod;
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if (podId == null) {
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String msg = "must specify pod Id when adding host";
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if(s_logger.isDebugEnabled()) {
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s_logger.debug(msg);
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}
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throw new RuntimeException(msg);
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} else {
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pod = Long.toString(podId);
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}
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Map<String, String> details = new HashMap<String, String>();
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Map<String, Object> params = new HashMap<String, Object>();
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details.put("username", username);
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params.put("username", username);
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details.put("password", password);
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params.put("password", password);
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params.put("zone", Long.toString(dcId));
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params.put("pod", pod);
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params.put("cluster", cluster);
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params.put("cpuspeed", Long.toString(cpuSpeed));
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params.put("cpucore", Long.toString(cpuCores));
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params.put("memory", Long.toString(memory));
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params.put("localstorage", Long.toString(localstorageSize));
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resources = createAgentResources(params);
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return resources;
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} catch (Exception ex) {
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s_logger.error("Exception when discovering simulator hosts: "
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+ ex.getMessage());
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}
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return null;
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}
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private Map<AgentResourceBase, Map<String, String>> createAgentResources(
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Map<String, Object> params) {
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try {
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s_logger.info("Creating Simulator Resources");
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return _mockAgentMgr.createServerResources(params);
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} catch (Exception ex) {
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s_logger.warn("Caught exception at agent resource creation: "
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+ ex.getMessage(), ex);
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}
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return null;
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}
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@Override
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public void postDiscovery(List<HostVO> hosts, long msId) {
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for (HostVO h : hosts) {
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associateTemplatesToZone(h.getId(), h.getDataCenterId());
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}
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}
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private void associateTemplatesToZone(long hostId, long dcId){
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VMTemplateZoneVO tmpltZone;
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List<VMTemplateVO> allTemplates = _vmTemplateDao.listAll();
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for (VMTemplateVO vt: allTemplates){
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if (vt.isCrossZones()) {
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tmpltZone = _vmTemplateZoneDao.findByZoneTemplate(dcId, vt.getId());
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if (tmpltZone == null) {
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VMTemplateZoneVO vmTemplateZone = new VMTemplateZoneVO(dcId, vt.getId(), new Date());
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_vmTemplateZoneDao.persist(vmTemplateZone);
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}
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}
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}
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}
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@Override
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public HypervisorType getHypervisorType() {
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return HypervisorType.Simulator;
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}
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@Override
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public boolean matchHypervisor(String hypervisor) {
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return hypervisor.equalsIgnoreCase(HypervisorType.Simulator.toString());
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}
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@Override
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public boolean configure(String name, Map<String, Object> params) throws ConfigurationException {
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super.configure(name, params);
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_agentMgr.registerForHostEvents(this, true, false, false);
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_resourceMgr.registerResourceStateAdapter(this.getClass().getSimpleName(), this);
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return true;
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}
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@Override
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public boolean processAnswers(long agentId, long seq, Answer[] answers) {
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return false;
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}
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@Override
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public boolean processCommands(long agentId, long seq, Command[] commands) {
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return false;
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}
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@Override
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public AgentControlAnswer processControlCommand(long agentId, AgentControlCommand cmd) {
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return null;
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}
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@Override
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public void processConnect(HostVO host, StartupCommand cmd, boolean forRebalance) throws ConnectionException {
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/*if(forRebalance)
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return;
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if ( Host.Type.SecondaryStorage == host.getType() ) {
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List<VMTemplateVO> tmplts = _vmTemplateDao.listAll();
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for( VMTemplateVO tmplt : tmplts ) {
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VMTemplateHostVO vmTemplateHost = _vmTemplateHostDao.findByHostTemplate(host.getId(), tmplt.getId());
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if (vmTemplateHost == null) {
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vmTemplateHost = new VMTemplateHostVO(host.getId(), tmplt.getId(), new Date(), 100,
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com.cloud.storage.VMTemplateStorageResourceAssoc.Status.DOWNLOADED, null, null, null, null, tmplt.getUrl());
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_vmTemplateHostDao.persist(vmTemplateHost);
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} else {
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vmTemplateHost.setDownloadState(com.cloud.storage.VMTemplateStorageResourceAssoc.Status.DOWNLOADED);
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vmTemplateHost.setDownloadPercent(100);
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_vmTemplateHostDao.update(vmTemplateHost.getId(), vmTemplateHost);
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}
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}
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}*/
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}
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@Override
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public boolean processDisconnect(long agentId, Status state) {
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return false;
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}
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@Override
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public boolean isRecurring() {
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return false;
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}
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@Override
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public int getTimeout() {
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return 0;
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}
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@Override
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public boolean processTimeout(long agentId, long seq) {
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return false;
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}
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@Override
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public HostVO createHostVOForConnectedAgent(HostVO host,
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StartupCommand[] cmd) {
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return null;
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}
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@Override
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public HostVO createHostVOForDirectConnectAgent(HostVO host,
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StartupCommand[] startup, ServerResource resource,
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Map<String, String> details, List<String> hostTags) {
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StartupCommand firstCmd = startup[0];
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if (!(firstCmd instanceof StartupRoutingCommand)) {
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return null;
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}
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StartupRoutingCommand ssCmd = ((StartupRoutingCommand) firstCmd);
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if (ssCmd.getHypervisorType() != HypervisorType.Simulator) {
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return null;
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}
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return _resourceMgr.fillRoutingHostVO(host, ssCmd, HypervisorType.Simulator, details, hostTags);
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}
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@Override
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public DeleteHostAnswer deleteHost(HostVO host, boolean isForced,
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boolean isForceDeleteStorage) throws UnableDeleteHostException {
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return null;
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}
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@Override
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public boolean stop() {
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_resourceMgr.unregisterResourceStateAdapter(this.getClass().getSimpleName());
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return super.stop();
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}
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} |