// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements. See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership. The ASF licenses this file
// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with 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.
package com.cloud.hypervisor.ovm3.objects;
import java.util.HashMap;
import java.util.Map;
import org.apache.log4j.Logger;
import org.w3c.dom.Document;
public class PoolOCFS2 extends OvmObject {
private static final Logger LOGGER = Logger
.getLogger(PoolOCFS2.class);
private Map<String, String> poolFileSystem = new HashMap<String, String>();
private String poolFsTarget;
private String poolFsType;
private String poolFsNFSBaseId;
private String poolFsId;
private String poolFsVersion;
private String poolFsManagerUuid;
private String poolPoolFsId;
public PoolOCFS2(Connection c) {
setClient(c);
}
public String getPoolFsNFSBaseId() {
return poolFsNFSBaseId;
}
public String getPoolFsId() {
return poolFsId;
}
public String getPoolFsUuid() {
return poolFsId;
}
public String getPoolFsTarget() {
return poolFsTarget;
}
public String getPoolFsManagerUuid() {
return poolFsManagerUuid;
}
public String getPoolFsVersion() {
return poolFsVersion;
}
public String getPoolPoolFsId() {
return poolPoolFsId;
}
public String getPoolFsType() {
return poolFsType;
}
public Boolean hasPoolFs(String id) throws Ovm3ResourceException {
if (poolFsId == null) {
discoverPoolFs();
}
if (hasAPoolFs() && poolFsId.equals(id)) {
return true;
}
return false;
}
public Boolean hasAPoolFs() throws Ovm3ResourceException {
if (poolFsId == null) {
discoverPoolFs();
}
if (poolFsId == null) {
return false;
}
return true;
}
public Boolean destroyPoolFs(String type, String target, String uuid,
String nfsbaseuuid) throws Ovm3ResourceException {
// should throw exception if no poolIps set
return nullIsTrueCallWrapper("destroy_pool_filesystem", type, target, uuid,
nfsbaseuuid);
}
public Boolean destroyPoolFs() throws Ovm3ResourceException {
// should throw exception if no poolIps set
return nullIsTrueCallWrapper("destroy_pool_filesystem", poolFsType,
poolFsTarget, poolFsId, poolFsNFSBaseId);
}
public Boolean createPoolFs(String type, String target, String clustername,
String fsid, String nfsbaseid, String managerid) throws Ovm3ResourceException {
if (!hasAPoolFs()) {
return nullIsTrueCallWrapper("create_pool_filesystem", type, target,
clustername, fsid, nfsbaseid, managerid, fsid);
} else if (hasPoolFs(fsid)) {
LOGGER.debug("PoolFs already exists on this host: " + fsid);
return true;
} else {
throw new Ovm3ResourceException("Unable to add pool filesystem to host, "+
"pool filesystem with other id found: " + poolFsId);
}
}
/* Assume a single pool can be used for a host... */
public Boolean discoverPoolFs() throws Ovm3ResourceException{
// should throw exception if no poolIps set
Object x = callWrapper("discover_pool_filesystem");
if (x == null) {
return false;
}
Document xmlDocument = prepParse((String) x);
String path = "//Discover_Pool_Filesystem_Result";
poolFileSystem = xmlToMap(path + "/Pool_Filesystem", xmlDocument);
poolFsTarget = poolFileSystem.get("Pool_Filesystem_Target");
poolFsType = poolFileSystem.get("Pool_Filesystem_Type");
poolFsNFSBaseId = poolFileSystem.get("Pool_Filesystem_Nfsbase_Uuid");
poolFsId = poolFileSystem.get("Pool_Filesystem_Uuid");
poolPoolFsId = poolFileSystem.get("Pool_Filesystem_Pool_Uuid");
poolFsManagerUuid = poolFileSystem.get("Pool_Filesystem_Manager_Uuid");
poolFsVersion = poolFileSystem.get("Pool_Filesystem_Version");
return true;
}
public Boolean ocfs2GetMetaData(String device, String filename) throws Ovm3ResourceException {
Object x = callWrapper("ocfs2_get_meta_data", device, filename);
if (x == null) {
return true;
}
return false;
}
}