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/**
* Copyright (C) 2019 Bonitasoft S.A.
* Bonitasoft, 32 rue Gustave Eiffel - 38000 Grenoble
* This library is free software; you can redistribute it and/or modify it under the terms
* of the GNU Lesser General Public License as published by the Free Software Foundation
* version 2.1 of the License.
* This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU Lesser General Public License for more details.
* You should have received a copy of the GNU Lesser General Public License along with this
* program; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth
* Floor, Boston, MA 02110-1301, USA.
**/
package org.bonitasoft.engine.profile;
import java.io.File;
import java.io.IOException;
import java.security.NoSuchAlgorithmException;
import java.util.List;
import org.bonitasoft.engine.api.ImportStatus;
import org.bonitasoft.engine.commons.io.IOUtil;
import org.bonitasoft.engine.exception.BonitaHomeNotSetException;
import org.bonitasoft.engine.exception.ExecutionException;
import org.bonitasoft.engine.log.technical.TechnicalLogSeverity;
import org.bonitasoft.engine.log.technical.TechnicalLoggerService;
import org.bonitasoft.engine.profile.xml.ProfilesNode;
import org.bonitasoft.engine.service.TenantServiceAccessor;
import org.bonitasoft.engine.session.SessionService;
/**
* Class that creates and updates default profiles
* Called at node restart and tenant creation
*
* @author Philippe Ozil
*/
public class DefaultProfilesUpdater {
private TechnicalLoggerService logger;
private ProfilesImporter profilesImporter;
private Long tenantId;
public DefaultProfilesUpdater(Long tenantId, TechnicalLoggerService logger,
ProfilesImporter profilesImporter) {
this.logger = logger;
this.profilesImporter = profilesImporter;
this.tenantId = tenantId;
}
public DefaultProfilesUpdater(final TenantServiceAccessor tenantServiceAccessor) {
this.logger = tenantServiceAccessor.getTechnicalLoggerService();
this.profilesImporter = tenantServiceAccessor.getProfilesImporter();
this.tenantId = tenantServiceAccessor.getTenantId();
}
/**
* Executes a default profile update
*
* @return whether the default profiles where updated
* @throws Exception if execution fails
*/
public boolean execute() throws Exception {
try {
final File md5File = getProfilesMD5File();
final String defaultProfilesXml = getDefaultProfilesXml();
if (shouldUpdateProfiles(md5File, defaultProfilesXml)) {
// Default profiles do not exist or are different
logger.log(DefaultProfilesUpdater.class, TechnicalLogSeverity.INFO,
"Default profiles not up to date, updating them...");
final ProfilesNode defaultProfiles = getProfilesFromXML(defaultProfilesXml);
doUpdateProfiles(defaultProfiles, md5File, defaultProfilesXml);
return true;
} else {
// No update required
logger.log(DefaultProfilesUpdater.class, TechnicalLogSeverity.INFO,
"Default profiles are up to date");
return false;
}
} catch (IOException e) {
logger.log(DefaultProfilesUpdater.class, TechnicalLogSeverity.ERROR,
"Unable to read the read the default profile file to update them", e);
} catch (Exception e) {
logger.log(DefaultProfilesUpdater.class, TechnicalLogSeverity.ERROR,
"Unable to update default profiles", e);
}
return false;
}
Object doUpdateProfiles(final ProfilesNode defaultProfiles, final File md5File, final String defaultProfilesXml)
throws NoSuchAlgorithmException, IOException {
try {
final List importStatuses = profilesImporter.importProfiles(defaultProfiles,
ImportPolicy.UPDATE_DEFAULTS, SessionService.SYSTEM_ID);
logger.log(DefaultProfilesUpdater.class, TechnicalLogSeverity.INFO,
"Updated default profiles " + importStatuses);
if (md5File != null) {
IOUtil.writeMD5(md5File, defaultProfilesXml.getBytes());
}
} catch (ExecutionException e) {
logger.log(DefaultProfilesUpdater.class, TechnicalLogSeverity.ERROR,
"Unable to update default profiles", e);
}
return null;
}
File getProfilesMD5File() throws BonitaHomeNotSetException, IOException {
return ProfilesImporter.getFileContainingMD5(tenantId);
}
/**
* Checks if profiles should be updated: if MD5 file differs from MD5 of XML file
*
* @param md5File
* @param defaultProfilesXml
* @return true if profiles should be updated
* @throws NoSuchAlgorithmException
*/
boolean shouldUpdateProfiles(final File md5File, final String defaultProfilesXml) throws NoSuchAlgorithmException {
return md5File == null || !IOUtil.checkMD5(md5File, defaultProfilesXml.getBytes());
}
/**
* @return content of the XML file that contains default profiles
* @throws IOException in case of problem reading profiles file
*/
String getDefaultProfilesXml() throws IOException {
String profiles = IOUtil.readResource("profiles-sp.xml");
if (profiles != null) {
logger.log(DefaultProfilesUpdater.class, TechnicalLogSeverity.INFO,
"Loading profiles from file profiles-sp.xml");
} else {
profiles = IOUtil.readResource("profiles.xml");
logger.log(DefaultProfilesUpdater.class, TechnicalLogSeverity.INFO,
"Loading profiles from file profiles.xml");
}
return profiles;
}
ProfilesNode getProfilesFromXML(final String defaultProfilesXml) throws IOException {
return profilesImporter.convertFromXml(defaultProfilesXml);
}
}
