mirror of
https://github.com/apache/cloudstack.git
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229 lines
7.9 KiB
Java
Executable File
229 lines
7.9 KiB
Java
Executable File
// Licensed to the Apache Software Foundation (ASF) under one
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// or more contributor license agreements. See the NOTICE file
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// distributed with this work for additional information
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// regarding copyright ownership. The ASF licenses this file
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// to you under the Apache License, Version 2.0 (the
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// "License"); you may not use this file except in compliance
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// with the License. You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing,
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// software distributed under the License is distributed on an
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// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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// KIND, either express or implied. See the License for the
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// specific language governing permissions and limitations
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// under the License.
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package com.cloud.storage;
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import java.net.URI;
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import java.util.ArrayList;
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import java.util.List;
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import java.util.Map;
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import javax.ejb.Local;
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import javax.inject.Inject;
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import javax.naming.ConfigurationException;
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import org.apache.cloudstack.storage.datastore.db.PrimaryDataStoreDao;
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import org.apache.cloudstack.storage.datastore.db.StoragePoolVO;
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import org.apache.log4j.Logger;
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import org.springframework.stereotype.Component;
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import com.cloud.agent.AgentManager;
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import com.cloud.agent.api.Answer;
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import com.cloud.agent.api.PrepareOCFS2NodesCommand;
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import com.cloud.dc.ClusterDetailsDao;
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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.host.Host;
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import com.cloud.host.HostVO;
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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.resource.ResourceListener;
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import com.cloud.resource.ResourceManager;
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import com.cloud.resource.ServerResource;
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import com.cloud.storage.Storage.StoragePoolType;
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import com.cloud.storage.dao.StoragePoolHostDao;
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import com.cloud.utils.Ternary;
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import com.cloud.utils.component.ManagerBase;
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import com.cloud.utils.db.SearchCriteria.Op;
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import com.cloud.utils.db.GenericQueryBuilder;
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import com.cloud.utils.db.GenericQueryBuilder;
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import com.cloud.utils.exception.CloudRuntimeException;
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@Component
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@Local(value ={OCFS2Manager.class})
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public class OCFS2ManagerImpl extends ManagerBase implements OCFS2Manager, ResourceListener {
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private static final Logger s_logger = Logger.getLogger(OCFS2ManagerImpl.class);
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@Inject ClusterDetailsDao _clusterDetailsDao;
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@Inject AgentManager _agentMgr;
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@Inject HostDao _hostDao;
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@Inject ClusterDao _clusterDao;
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@Inject ResourceManager _resourceMgr;
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@Inject StoragePoolHostDao _poolHostDao;
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@Inject PrimaryDataStoreDao _poolDao;
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@Override
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public boolean configure(String name, Map<String, Object> params) throws ConfigurationException {
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return true;
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}
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@Override
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public boolean start() {
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_resourceMgr.registerResourceEvent(ResourceListener.EVENT_DELETE_HOST_AFTER, this);
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return true;
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}
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@Override
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public boolean stop() {
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_resourceMgr.unregisterResourceEvent(this);
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return true;
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}
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private List<Ternary<Integer, String, String>> marshalNodes(List<HostVO> hosts) {
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Integer i = 0;
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List<Ternary<Integer, String, String>> lst = new ArrayList<Ternary<Integer, String, String>>();
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for (HostVO h : hosts) {
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/**
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* Don't show "node" in node name otherwise OVM's utils/config_o2cb.sh will be going crazy
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*/
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String nodeName = "ovm_" + h.getPrivateIpAddress().replace(".", "_");
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Ternary<Integer, String, String> node = new Ternary<Integer, String, String>(i, h.getPrivateIpAddress(), nodeName);
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lst.add(node);
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i ++;
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}
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return lst;
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}
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private boolean prepareNodes(String clusterName, List<HostVO> hosts) {
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PrepareOCFS2NodesCommand cmd = new PrepareOCFS2NodesCommand(clusterName, marshalNodes(hosts));
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for (HostVO h : hosts) {
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Answer ans = _agentMgr.easySend(h.getId(), cmd);
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if (ans == null) {
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s_logger.debug("Host " + h.getId() + " is not in UP state, skip preparing OCFS2 node on it");
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continue;
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}
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if (!ans.getResult()) {
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s_logger.warn("PrepareOCFS2NodesCommand failed on host " + h.getId() + " " + ans.getDetails());
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return false;
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}
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}
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return true;
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}
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private String getClusterName(Long clusterId) {
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ClusterVO cluster = _clusterDao.findById(clusterId);
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if (cluster == null) {
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throw new CloudRuntimeException("Cannot get cluster for id " + clusterId);
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}
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String clusterName = "OvmCluster" + cluster.getId();
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return clusterName;
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}
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@Override
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public boolean prepareNodes(List<HostVO> hosts, StoragePool pool) {
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if (pool.getPoolType() != StoragePoolType.OCFS2) {
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throw new CloudRuntimeException("None OCFS2 storage pool is getting into OCFS2 manager!");
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}
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return prepareNodes(getClusterName(pool.getClusterId()), hosts);
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}
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@Override
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public boolean prepareNodes(Long clusterId) {
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ClusterVO cluster = _clusterDao.findById(clusterId);
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if (cluster == null) {
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throw new CloudRuntimeException("Cannot find cluster for ID " + clusterId);
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}
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GenericQueryBuilder<HostVO, HostVO> sc = GenericQueryBuilder.create(HostVO.class);
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sc.and(sc.entity().getClusterId(), Op.EQ, clusterId);
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sc.and(sc.entity().getPodId(), Op.EQ, cluster.getPodId());
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sc.and(sc.entity().getDataCenterId(), Op.EQ, cluster.getDataCenterId());
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sc.and(sc.entity().getType(), Op.EQ, Host.Type.Routing);
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List<HostVO> hosts = sc.list();
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if (hosts.isEmpty()) {
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s_logger.debug("There is no host in cluster " + clusterId + ", no need to prepare OCFS2 nodes");
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return true;
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}
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return prepareNodes(getClusterName(clusterId), hosts);
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}
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@Override
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public void processDiscoverEventBefore(Long dcid, Long podId, Long clusterId, URI uri, String username, String password, List<String> hostTags) {
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// TODO Auto-generated method stub
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}
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@Override
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public void processDiscoverEventAfter(Map<? extends ServerResource, Map<String, String>> resources) {
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// TODO Auto-generated method stub
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}
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@Override
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public void processDeleteHostEventBefore(Host host) {
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// TODO Auto-generated method stub
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}
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@Override
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public void processDeletHostEventAfter(Host host) {
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String errMsg = String.format("Prepare OCFS2 nodes failed after delete host %1$s (zone:%2$s, pod:%3$s, cluster:%4$s", host.getId(), host.getDataCenterId(), host.getPodId(), host.getClusterId());
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if (host.getHypervisorType() != HypervisorType.Ovm) {
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return;
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}
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boolean hasOcfs2 = false;
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List<StoragePoolHostVO> poolRefs = _poolHostDao.listByHostId(host.getId());
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for (StoragePoolHostVO poolRef : poolRefs) {
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StoragePoolVO pool = _poolDao.findById(poolRef.getPoolId());
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if (pool.getPoolType() == StoragePoolType.OCFS2) {
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hasOcfs2 = true;
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break;
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}
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}
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if (hasOcfs2) {
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try {
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if (!prepareNodes(host.getClusterId())) {
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s_logger.warn(errMsg);
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}
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} catch (Exception e) {
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s_logger.error(errMsg, e);
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}
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}
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}
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@Override
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public void processCancelMaintenaceEventBefore(Long hostId) {
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// TODO Auto-generated method stub
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}
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@Override
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public void processCancelMaintenaceEventAfter(Long hostId) {
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// TODO Auto-generated method stub
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}
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@Override
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public void processPrepareMaintenaceEventBefore(Long hostId) {
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// TODO Auto-generated method stub
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}
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@Override
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public void processPrepareMaintenaceEventAfter(Long hostId) {
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// TODO Auto-generated method stub
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}
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}
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