/**
* Licensed to jclouds, Inc. (jclouds) under one or more
* contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. jclouds 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 org.jclouds.cloudstack.compute.functions;
import static com.google.common.base.Preconditions.checkNotNull;
import java.util.Map;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import javax.annotation.Resource;
import javax.inject.Inject;
import javax.inject.Named;
import javax.inject.Singleton;
import org.jclouds.cloudstack.domain.OSType;
import org.jclouds.cloudstack.domain.Template;
import org.jclouds.collect.Memoized;
import org.jclouds.compute.domain.OperatingSystem;
import org.jclouds.compute.domain.OsFamily;
import org.jclouds.compute.domain.OperatingSystem.Builder;
import org.jclouds.compute.reference.ComputeServiceConstants;
import org.jclouds.compute.util.ComputeServiceUtils;
import org.jclouds.logging.Logger;
import com.google.common.base.Function;
import com.google.common.base.Supplier;
/**
*
* @author Adrian Cole
*/
@Singleton
public class TemplateToOperatingSystem implements Function<Template, OperatingSystem> {
// CentOS 5.2 (32-bit)
public static final Pattern DEFAULT_PATTERN = Pattern.compile(".* ([0-9.]+) ?\\(.*");
@Resource
@Named(ComputeServiceConstants.COMPUTE_LOGGER)
protected Logger logger = Logger.NULL;
private final Supplier<Map<String, OSType>> osTypes;
private final Supplier<Map<String, String>> osCategories;
private final Map<OsFamily, Map<String, String>> osVersionMap;
@Inject
public TemplateToOperatingSystem(@Memoized Supplier<Map<String, OSType>> osTypes,
@Memoized Supplier<Map<String, String>> osCategories, Map<OsFamily, Map<String, String>> osVersionMap) {
this.osTypes = checkNotNull(osTypes, "osTypes");
this.osCategories = checkNotNull(osCategories, "osCategories");
this.osVersionMap = checkNotNull(osVersionMap, "osVersionMap");
}
public OperatingSystem apply(Template from) {
Builder builder = OperatingSystem.builder().description(from.getOSType());
OSType type = osTypes.get().get(from.getOSTypeId());
if (type == null) {
logger.warn("Template refers to OS type ID %s but this does not exist. Template=%s Known OS types=%s", from.getOSTypeId(), from, osTypes.get());
return builder.build();
}
builder.description(type.getDescription());
builder.is64Bit(type.getDescription().indexOf("64-bit") != -1);
String osCategory = osCategories.get().get(type.getOSCategoryId());
if (osCategory == null) {
logger.warn("OS type refers to OS category ID %s but this does not exist. OS type=%s Known OS categories=%s", type.getOSCategoryId(), type, osCategories.get());
return builder.build();
}
builder.name(osCategory);
OsFamily family = OsFamily.fromValue(osCategory.toLowerCase());
builder.family(family);
Matcher matcher = DEFAULT_PATTERN.matcher(type.getDescription());
if (matcher.find()) {
builder.version(ComputeServiceUtils.parseVersionOrReturnEmptyString(family, matcher.group(1), osVersionMap));
}
return builder.build();
}
}