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/*******************************************************************************
* Copyright (c) 2007, 2010 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
* Sonatype, Inc. - ongoing development
*******************************************************************************/
package org.eclipse.equinox.internal.p2.console;
import org.eclipse.equinox.p2.planner.IPlanner;
import java.net.URI;
import java.util.HashMap;
import java.util.Map;
import org.eclipse.core.runtime.*;
import org.eclipse.equinox.internal.p2.core.helpers.ServiceHelper;
import org.eclipse.equinox.internal.provisional.p2.director.*;
import org.eclipse.equinox.p2.core.IProvisioningAgent;
import org.eclipse.equinox.p2.core.ProvisionException;
import org.eclipse.equinox.p2.engine.*;
import org.eclipse.equinox.p2.metadata.IInstallableUnit;
import org.eclipse.equinox.p2.metadata.Version;
import org.eclipse.equinox.p2.metadata.query.InstallableUnitQuery;
import org.eclipse.equinox.p2.query.*;
import org.eclipse.equinox.p2.repository.IRepositoryManager;
import org.eclipse.equinox.p2.repository.artifact.IArtifactRepository;
import org.eclipse.equinox.p2.repository.artifact.IArtifactRepositoryManager;
import org.eclipse.equinox.p2.repository.metadata.IMetadataRepository;
import org.eclipse.equinox.p2.repository.metadata.IMetadataRepositoryManager;
import org.eclipse.osgi.service.environment.EnvironmentInfo;
public class ProvisioningHelper {
public static IMetadataRepository addMetadataRepository(IProvisioningAgent agent, URI location) {
IMetadataRepositoryManager manager = (IMetadataRepositoryManager) agent.getService(IMetadataRepositoryManager.SERVICE_NAME);
if (manager == null)
throw new IllegalStateException("No metadata repository manager found");
try {
return manager.loadRepository(location, null);
} catch (ProvisionException e) {
//fall through and create a new repository
}
// for convenience create and add a repository here
String repositoryName = location + " - metadata";
try {
return manager.createRepository(location, repositoryName, IMetadataRepositoryManager.TYPE_SIMPLE_REPOSITORY, null);
} catch (ProvisionException e) {
return null;
}
}
public static IMetadataRepository getMetadataRepository(IProvisioningAgent agent, URI location) {
IMetadataRepositoryManager manager = (IMetadataRepositoryManager) agent.getService(IMetadataRepositoryManager.SERVICE_NAME);
if (manager == null)
throw new IllegalStateException("No metadata repository manager found");
try {
return manager.loadRepository(location, null);
} catch (ProvisionException e) {
return null;
}
}
public static void removeMetadataRepository(IProvisioningAgent agent, URI location) {
IMetadataRepositoryManager manager = (IMetadataRepositoryManager) agent.getService(IMetadataRepositoryManager.SERVICE_NAME);
if (manager == null)
throw new IllegalStateException("No metadata repository manager found");
manager.removeRepository(location);
}
public static IArtifactRepository addArtifactRepository(IProvisioningAgent agent, URI location) {
IArtifactRepositoryManager manager = (IArtifactRepositoryManager) agent.getService(IArtifactRepositoryManager.SERVICE_NAME);
if (manager == null)
// TODO log here
return null;
try {
return manager.loadRepository(location, null);
} catch (ProvisionException e) {
//fall through and create a new repository
}
// could not load a repo at that location so create one as a convenience
String repositoryName = location + " - artifacts";
try {
return manager.createRepository(location, repositoryName, IArtifactRepositoryManager.TYPE_SIMPLE_REPOSITORY, null);
} catch (ProvisionException e) {
return null;
}
}
public static void removeArtifactRepository(IProvisioningAgent agent, URI location) {
IArtifactRepositoryManager manager = (IArtifactRepositoryManager) agent.getService(IArtifactRepositoryManager.SERVICE_NAME);
if (manager == null)
// TODO log here
return;
manager.removeRepository(location);
}
public static IProfile addProfile(IProvisioningAgent agent, String profileId, Map<String, String> properties) throws ProvisionException {
IProfileRegistry profileRegistry = (IProfileRegistry) agent.getService(IProfileRegistry.SERVICE_NAME);
if (profileRegistry == null)
return null;
IProfile profile = profileRegistry.getProfile(profileId);
if (profile != null)
return profile;
Map<String, String> profileProperties = new HashMap<String, String>(properties);
if (profileProperties.get(IProfile.PROP_ENVIRONMENTS) == null) {
EnvironmentInfo info = (EnvironmentInfo) ServiceHelper.getService(Activator.getContext(), EnvironmentInfo.class.getName());
if (info != null)
profileProperties.put(IProfile.PROP_ENVIRONMENTS, "osgi.os=" + info.getOS() + ",osgi.ws=" + info.getWS() + ",osgi.arch=" + info.getOSArch()); //$NON-NLS-1$//$NON-NLS-2$ //$NON-NLS-3$
else
profileProperties.put(IProfile.PROP_ENVIRONMENTS, "");
}
return profileRegistry.addProfile(profileId, profileProperties);
}
public static void removeProfile(IProvisioningAgent agent, String profileId) {
IProfileRegistry profileRegistry = (IProfileRegistry) agent.getService(IProfileRegistry.SERVICE_NAME);
if (profileRegistry == null)
return;
profileRegistry.removeProfile(profileId);
}
public static IProfile[] getProfiles(IProvisioningAgent agent) {
IProfileRegistry profileRegistry = (IProfileRegistry) agent.getService(IProfileRegistry.SERVICE_NAME);
if (profileRegistry == null)
return new IProfile[0];
return profileRegistry.getProfiles();
}
public static IProfile getProfile(IProvisioningAgent agent, String id) {
IProfileRegistry profileRegistry = (IProfileRegistry) agent.getService(IProfileRegistry.SERVICE_NAME);
if (profileRegistry == null)
return null;
return profileRegistry.getProfile(id);
}
/**
* Returns the installable units that match the given query
* in the given metadata repository.
*
* @param location The location of the metadata repo to search. <code>null</code> indicates
* search all known repos.
* @param query The query to perform
* @param monitor A progress monitor, or <code>null</code>
* @return The IUs that match the query
*/
public static IQueryResult<IInstallableUnit> getInstallableUnits(IProvisioningAgent agent, URI location, IQuery<IInstallableUnit> query, IProgressMonitor monitor) {
IQueryable<IInstallableUnit> queryable = null;
if (location == null) {
queryable = (IMetadataRepositoryManager) agent.getService(IMetadataRepositoryManager.SERVICE_NAME);
} else {
queryable = getMetadataRepository(agent, location);
}
if (queryable != null)
return queryable.query(query, monitor);
return Collector.emptyCollector();
}
public static URI[] getMetadataRepositories(IProvisioningAgent agent) {
IMetadataRepositoryManager manager = (IMetadataRepositoryManager) agent.getService(IMetadataRepositoryManager.SERVICE_NAME);
if (manager == null)
// TODO log here
return null;
URI[] repos = manager.getKnownRepositories(IRepositoryManager.REPOSITORIES_ALL);
if (repos.length > 0)
return repos;
return null;
}
/**
* Install the described IU
*/
public static IStatus install(IProvisioningAgent agent, String unitId, String version, IProfile profile, IProgressMonitor progress) throws ProvisionException {
if (profile == null)
return null;
IQueryResult<IInstallableUnit> units = getInstallableUnits(agent, (URI) null, new InstallableUnitQuery(unitId, Version.create(version)), progress);
if (units.isEmpty()) {
StringBuffer error = new StringBuffer();
error.append("Installable unit not found: " + unitId + ' ' + version + '\n');
error.append("Repositories searched:\n");
URI[] repos = getMetadataRepositories(agent);
if (repos != null) {
for (int i = 0; i < repos.length; i++)
error.append(repos[i] + "\n");
}
throw new ProvisionException(error.toString());
}
IPlanner planner = (IPlanner) agent.getService(IPlanner.SERVICE_NAME);
if (planner == null)
throw new ProvisionException("No planner service found.");
IEngine engine = (IEngine) agent.getService(IEngine.SERVICE_NAME);
if (engine == null)
throw new ProvisionException("No director service found.");
ProvisioningContext context = new ProvisioningContext();
ProfileChangeRequest request = new ProfileChangeRequest(profile);
request.addAll(units.toSet());
IProvisioningPlan result = planner.getProvisioningPlan(request, context, progress);
return PlanExecutionHelper.executePlan(result, engine, context, progress);
}
public static URI[] getArtifactRepositories(IProvisioningAgent agent) {
IArtifactRepositoryManager manager = (IArtifactRepositoryManager) agent.getService(IArtifactRepositoryManager.SERVICE_NAME);
if (manager == null)
// TODO log here
return null;
URI[] repos = manager.getKnownRepositories(IRepositoryManager.REPOSITORIES_ALL);
if (repos.length > 0)
return repos;
return null;
}
public static IArtifactRepository getArtifactRepository(IProvisioningAgent agent, URI repoURL) {
IArtifactRepositoryManager manager = (IArtifactRepositoryManager) agent.getService(IArtifactRepositoryManager.SERVICE_NAME);
try {
if (manager != null)
return manager.loadRepository(repoURL, null);
} catch (ProvisionException e) {
//for console, just ignore repositories that can't be read
}
return null;
}
public static long[] getProfileTimestamps(IProvisioningAgent agent, String profileId) {
if (profileId == null) {
profileId = IProfileRegistry.SELF;
}
IProfileRegistry profileRegistry = (IProfileRegistry) agent.getService(IProfileRegistry.SERVICE_NAME);
if (profileRegistry == null)
return null;
return profileRegistry.listProfileTimestamps(profileId);
}
public static IStatus revertToPreviousState(IProvisioningAgent agent, IProfile profile, long revertToPreviousState) throws ProvisionException {
IEngine engine = (IEngine) agent.getService(IEngine.SERVICE_NAME);
if (engine == null)
throw new ProvisionException("No p2 engine found.");
IPlanner planner = (IPlanner) agent.getService(IPlanner.SERVICE_NAME);
if (planner == null)
throw new ProvisionException("No planner found.");
IProfileRegistry profileRegistry = (IProfileRegistry) agent.getService(IProfileRegistry.SERVICE_NAME);
if (profileRegistry == null)
throw new ProvisionException("profile registry cannot be null");
// If given profile is null, then get/use the self profile
if (profile == null) {
profile = getProfile(agent, IProfileRegistry.SELF);
}
IProfile targetProfile = null;
if (revertToPreviousState == 0) {
long[] profiles = profileRegistry.listProfileTimestamps(profile.getProfileId());
if (profiles.length == 0)
// Nothing to do, as the profile does not have any previous timestamps
return Status.OK_STATUS;
targetProfile = profileRegistry.getProfile(profile.getProfileId(), profiles[profiles.length - 1]);
} else {
targetProfile = profileRegistry.getProfile(profile.getProfileId(), revertToPreviousState);
}
if (targetProfile == null)
throw new ProvisionException("target profile with timestamp=" + revertToPreviousState + " not found");
URI[] artifactRepos = getArtifactRepositories(agent);
URI[] metadataRepos = getMetadataRepositories(agent);
IProvisioningPlan plan = planner.getDiffPlan(profile, targetProfile, new NullProgressMonitor());
ProvisioningContext context = new ProvisioningContext(metadataRepos);
context.setArtifactRepositories(artifactRepos);
return PlanExecutionHelper.executePlan(plan, engine, context, new NullProgressMonitor());
}
/**
* Install the described IU
*/
public static IStatus uninstall(IProvisioningAgent agent, String unitId, String version, IProfile profile, IProgressMonitor progress) throws ProvisionException {
if (profile == null)
return null;
IQueryResult<IInstallableUnit> units = profile.query(new InstallableUnitQuery(unitId, Version.create(version)), progress);
if (units.isEmpty()) {
StringBuffer error = new StringBuffer();
error.append("Installable unit not found: " + unitId + ' ' + version + '\n');
error.append("Repositories searched:\n");
URI[] repos = getMetadataRepositories(agent);
if (repos != null) {
for (int i = 0; i < repos.length; i++)
error.append(repos[i] + "\n"); //$NON-NLS-1$
}
throw new ProvisionException(error.toString());
}
IPlanner planner = (IPlanner) agent.getService(IPlanner.SERVICE_NAME);
if (planner == null)
throw new ProvisionException("No planner service found.");
IEngine engine = (IEngine) agent.getService(IEngine.SERVICE_NAME);
if (engine == null)
throw new ProvisionException("No engine service found.");
ProvisioningContext context = new ProvisioningContext();
ProfileChangeRequest request = new ProfileChangeRequest(profile);
request.removeAll(units.toSet());
IProvisioningPlan result = planner.getProvisioningPlan(request, context, progress);
return PlanExecutionHelper.executePlan(result, engine, context, progress);
}
}
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