/**
* 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.glesys.compute.functions;
import static com.google.common.base.Charsets.UTF_8;
import static com.google.common.base.Preconditions.checkNotNull;
import static com.google.common.base.Preconditions.checkState;
import static com.google.common.base.Strings.isNullOrEmpty;
import static com.google.common.io.BaseEncoding.base16;
import static org.jclouds.compute.util.ComputeServiceUtils.addMetadataAndParseTagsFromCommaDelimitedValue;
import static org.jclouds.location.predicates.LocationPredicates.idEquals;
import java.util.Map;
import java.util.NoSuchElementException;
import java.util.Set;
import javax.annotation.Resource;
import javax.inject.Inject;
import javax.inject.Named;
import javax.inject.Singleton;
import org.jclouds.collect.Memoized;
import org.jclouds.compute.domain.HardwareBuilder;
import org.jclouds.compute.domain.Image;
import org.jclouds.compute.domain.NodeMetadata;
import org.jclouds.compute.domain.NodeMetadata.Status;
import org.jclouds.compute.domain.NodeMetadataBuilder;
import org.jclouds.compute.domain.OperatingSystem;
import org.jclouds.compute.domain.Processor;
import org.jclouds.compute.domain.Volume;
import org.jclouds.compute.domain.internal.VolumeImpl;
import org.jclouds.compute.functions.GroupNamingConvention;
import org.jclouds.compute.reference.ComputeServiceConstants;
import org.jclouds.domain.Location;
import org.jclouds.glesys.domain.Ip;
import org.jclouds.glesys.domain.ServerDetails;
import org.jclouds.logging.Logger;
import org.jclouds.util.InetAddresses2.IsPrivateIPAddress;
import com.google.common.base.Function;
import com.google.common.base.Predicate;
import com.google.common.base.Predicates;
import com.google.common.base.Splitter;
import com.google.common.base.Strings;
import com.google.common.base.Supplier;
import com.google.common.collect.FluentIterable;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.ImmutableMap;
import com.google.common.collect.Iterables;
/**
* @author Adrian Cole
*/
@Singleton
public class ServerDetailsToNodeMetadata implements Function<ServerDetails, NodeMetadata> {
@Resource
@Named(ComputeServiceConstants.COMPUTE_LOGGER)
protected Logger logger = Logger.NULL;
public static final Map<ServerDetails.State, Status> serverStateToNodeStatus = ImmutableMap
.<ServerDetails.State, Status> builder().put(ServerDetails.State.STOPPED, Status.SUSPENDED)
.put(ServerDetails.State.LOCKED, Status.PENDING)
.put(ServerDetails.State.RUNNING, Status.RUNNING)
.put(ServerDetails.State.UNRECOGNIZED, Status.UNRECOGNIZED).build();
protected final Supplier<Set<? extends Image>> images;
protected final Supplier<Set<? extends Location>> locations;
protected final GroupNamingConvention nodeNamingConvention;
private static class FindImageForServer implements Predicate<Image> {
private final ServerDetails instance;
private FindImageForServer(ServerDetails instance) {
this.instance = instance;
}
@Override
public boolean apply(Image input) {
return input.getProviderId().equals(instance.getTemplateName());
}
}
@Inject
ServerDetailsToNodeMetadata(@Memoized Supplier<Set<? extends Location>> locations,
@Memoized Supplier<Set<? extends Image>> images, GroupNamingConvention.Factory namingConvention) {
this.nodeNamingConvention = checkNotNull(namingConvention, "namingConvention").createWithoutPrefix();
this.locations = checkNotNull(locations, "locations");
this.images = checkNotNull(images, "images");
}
@Override
public NodeMetadata apply(ServerDetails from) {
NodeMetadataBuilder builder = new NodeMetadataBuilder();
builder.ids(from.getId() + "");
builder.name(from.getHostname());
builder.hostname(from.getHostname());
Location location = FluentIterable.from(locations.get()).firstMatch(idEquals(from.getDatacenter())).orNull();
checkState(location != null, "no location matched ServerDetails %s", from);
builder.group(nodeNamingConvention.groupInUniqueNameOrNull(from.getHostname()));
// TODO: get glesys to stop stripping out equals and commas!
if (!isNullOrEmpty(from.getDescription()) && from.getDescription().matches("^[0-9A-Fa-f]+$")) {
String decoded = new String(base16().lowerCase().decode(from.getDescription()), UTF_8);
addMetadataAndParseTagsFromCommaDelimitedValue(builder,
Splitter.on('\n').withKeyValueSeparator("=").split(decoded));
}
builder.imageId(from.getTemplateName() + "");
builder.operatingSystem(parseOperatingSystem(from));
builder.hardware(new HardwareBuilder().ids(from.getId() + "").ram(from.getMemorySizeMB())
.processors(ImmutableList.of(new Processor(from.getCpuCores(), 1.0)))
.volumes(ImmutableList.<Volume> of(new VolumeImpl((float) from.getDiskSizeGB(), true, true)))
.hypervisor(from.getPlatform()).build());
builder.status(serverStateToNodeStatus.get(from.getState()));
Iterable<String> addresses = Iterables.filter(Iterables.transform(from.getIps(), new Function<Ip, String>() {
@Override
public String apply(Ip arg0) {
return Strings.emptyToNull(arg0.getIp());
}
}), Predicates.notNull());
builder.publicAddresses(Iterables.filter(addresses, Predicates.not(IsPrivateIPAddress.INSTANCE)));
builder.privateAddresses(Iterables.filter(addresses, IsPrivateIPAddress.INSTANCE));
return builder.build();
}
protected OperatingSystem parseOperatingSystem(ServerDetails from) {
try {
return Iterables.find(images.get(), new FindImageForServer(from)).getOperatingSystem();
} catch (NoSuchElementException e) {
logger.debug("could not find a matching image for server %s", from);
}
return null;
}
}