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org.sonar.server.qualityprofile.QProfileBackuperImpl Maven / Gradle / Ivy
/*
* SonarQube
* Copyright (C) 2009-2018 SonarSource SA
* mailto:info AT sonarsource DOT com
*
* This program 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; either
* version 3 of the License, or (at your option) any later version.
*
* This program 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.sonar.server.qualityprofile;
import com.google.common.base.Joiner;
import com.google.common.collect.Lists;
import java.io.Reader;
import java.io.Writer;
import java.util.ArrayList;
import java.util.Comparator;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.function.Function;
import javax.annotation.Nullable;
import javax.xml.stream.XMLInputFactory;
import javax.xml.stream.XMLStreamException;
import org.apache.commons.lang.StringUtils;
import org.apache.commons.lang.builder.CompareToBuilder;
import org.codehaus.staxmate.SMInputFactory;
import org.codehaus.staxmate.in.SMHierarchicCursor;
import org.codehaus.staxmate.in.SMInputCursor;
import org.sonar.api.rule.RuleKey;
import org.sonar.api.server.ServerSide;
import org.sonar.api.utils.text.XmlWriter;
import org.sonar.db.DbClient;
import org.sonar.db.DbSession;
import org.sonar.db.organization.OrganizationDto;
import org.sonar.db.qualityprofile.ActiveRuleDto;
import org.sonar.db.qualityprofile.ActiveRuleParamDto;
import org.sonar.db.qualityprofile.OrgActiveRuleDto;
import org.sonar.db.qualityprofile.QProfileDto;
import static com.google.common.base.Preconditions.checkArgument;
@ServerSide
public class QProfileBackuperImpl implements QProfileBackuper {
private static final Joiner RULE_KEY_JOINER = Joiner.on(", ").skipNulls();
private static final String ATTRIBUTE_PROFILE = "profile";
private static final String ATTRIBUTE_NAME = "name";
private static final String ATTRIBUTE_LANGUAGE = "language";
private static final String ATTRIBUTE_RULES = "rules";
private static final String ATTRIBUTE_RULE = "rule";
private static final String ATTRIBUTE_REPOSITORY_KEY = "repositoryKey";
private static final String ATTRIBUTE_KEY = "key";
private static final String ATTRIBUTE_PRIORITY = "priority";
private static final String ATTRIBUTE_PARAMETERS = "parameters";
private static final String ATTRIBUTE_PARAMETER = "parameter";
private static final String ATTRIBUTE_PARAMETER_KEY = "key";
private static final String ATTRIBUTE_PARAMETER_VALUE = "value";
private final DbClient db;
private final QProfileReset profileReset;
private final QProfileFactory profileFactory;
public QProfileBackuperImpl(DbClient db, QProfileReset profileReset, QProfileFactory profileFactory) {
this.db = db;
this.profileReset = profileReset;
this.profileFactory = profileFactory;
}
@Override
public void backup(DbSession dbSession, QProfileDto profile, Writer writer) {
List activeRules = db.activeRuleDao().selectByProfile(dbSession, profile);
activeRules.sort(BackupActiveRuleComparator.INSTANCE);
writeXml(dbSession, writer, profile, activeRules.iterator());
}
private void writeXml(DbSession dbSession, Writer writer, QProfileDto profile, Iterator activeRules) {
XmlWriter xml = XmlWriter.of(writer).declaration();
xml.begin(ATTRIBUTE_PROFILE);
xml.prop(ATTRIBUTE_NAME, profile.getName());
xml.prop(ATTRIBUTE_LANGUAGE, profile.getLanguage());
xml.begin(ATTRIBUTE_RULES);
while (activeRules.hasNext()) {
ActiveRuleDto activeRule = activeRules.next();
xml.begin(ATTRIBUTE_RULE);
xml.prop(ATTRIBUTE_REPOSITORY_KEY, activeRule.getRuleKey().repository());
xml.prop(ATTRIBUTE_KEY, activeRule.getRuleKey().rule());
xml.prop(ATTRIBUTE_PRIORITY, activeRule.getSeverityString());
xml.begin(ATTRIBUTE_PARAMETERS);
for (ActiveRuleParamDto param : db.activeRuleDao().selectParamsByActiveRuleId(dbSession, activeRule.getId())) {
xml
.begin(ATTRIBUTE_PARAMETER)
.prop(ATTRIBUTE_PARAMETER_KEY, param.getKey())
.prop(ATTRIBUTE_PARAMETER_VALUE, param.getValue())
.end();
}
xml.end(ATTRIBUTE_PARAMETERS);
xml.end(ATTRIBUTE_RULE);
}
xml.end(ATTRIBUTE_RULES).end(ATTRIBUTE_PROFILE).close();
}
@Override
public QProfileRestoreSummary restore(DbSession dbSession, Reader backup, OrganizationDto organization, @Nullable String overriddenProfileName) {
return restore(dbSession, backup, nameInBackup -> {
QProfileName targetName = nameInBackup;
if (overriddenProfileName != null) {
targetName = new QProfileName(nameInBackup.getLanguage(), overriddenProfileName);
}
return profileFactory.getOrCreateCustom(dbSession, organization, targetName);
});
}
@Override
public QProfileRestoreSummary restore(DbSession dbSession, Reader backup, QProfileDto profile) {
return restore(dbSession, backup, nameInBackup -> {
checkArgument(profile.getLanguage().equals(nameInBackup.getLanguage()),
"Can't restore %s backup on %s profile with key [%s]. Languages are different.", nameInBackup.getLanguage(), profile.getLanguage(), profile.getKee());
return profile;
});
}
private QProfileRestoreSummary restore(DbSession dbSession, Reader backup, Function profileLoader) {
try {
String profileLang = null;
String profileName = null;
List ruleActivations = Lists.newArrayList();
SMInputFactory inputFactory = initStax();
SMHierarchicCursor rootC = inputFactory.rootElementCursor(backup);
rootC.advance(); //
if (!"profile".equals(rootC.getLocalName())) {
throw new IllegalArgumentException("Backup XML is not valid. Root element must be .");
}
SMInputCursor cursor = rootC.childElementCursor();
while (cursor.getNext() != null) {
String nodeName = cursor.getLocalName();
if (StringUtils.equals(ATTRIBUTE_NAME, nodeName)) {
profileName = StringUtils.trim(cursor.collectDescendantText(false));
} else if (StringUtils.equals(ATTRIBUTE_LANGUAGE, nodeName)) {
profileLang = StringUtils.trim(cursor.collectDescendantText(false));
} else if (StringUtils.equals(ATTRIBUTE_RULES, nodeName)) {
SMInputCursor rulesCursor = cursor.childElementCursor("rule");
ruleActivations = parseRuleActivations(rulesCursor);
}
}
QProfileName targetName = new QProfileName(profileLang, profileName);
QProfileDto targetProfile = profileLoader.apply(targetName);
BulkChangeResult changes = profileReset.reset(dbSession, targetProfile, ruleActivations);
return new QProfileRestoreSummary(targetProfile, changes);
} catch (XMLStreamException e) {
throw new IllegalStateException("Fail to restore Quality profile backup", e);
}
}
private static List parseRuleActivations(SMInputCursor rulesCursor) throws XMLStreamException {
List activations = new ArrayList<>();
Set activatedKeys = new HashSet<>();
List duplicatedKeys = new ArrayList<>();
while (rulesCursor.getNext() != null) {
SMInputCursor ruleCursor = rulesCursor.childElementCursor();
String repositoryKey = null;
String key = null;
String severity = null;
Map parameters = new HashMap<>();
while (ruleCursor.getNext() != null) {
String nodeName = ruleCursor.getLocalName();
if (StringUtils.equals(ATTRIBUTE_REPOSITORY_KEY, nodeName)) {
repositoryKey = StringUtils.trim(ruleCursor.collectDescendantText(false));
} else if (StringUtils.equals(ATTRIBUTE_KEY, nodeName)) {
key = StringUtils.trim(ruleCursor.collectDescendantText(false));
} else if (StringUtils.equals(ATTRIBUTE_PRIORITY, nodeName)) {
severity = StringUtils.trim(ruleCursor.collectDescendantText(false));
} else if (StringUtils.equals(ATTRIBUTE_PARAMETERS, nodeName)) {
SMInputCursor propsCursor = ruleCursor.childElementCursor(ATTRIBUTE_PARAMETER);
readParameters(propsCursor, parameters);
}
}
RuleKey ruleKey = RuleKey.of(repositoryKey, key);
if (activatedKeys.contains(ruleKey)) {
duplicatedKeys.add(ruleKey);
}
activatedKeys.add(ruleKey);
activations.add(RuleActivation.create(ruleKey, severity, parameters));
}
if (!duplicatedKeys.isEmpty()) {
throw new IllegalArgumentException("The quality profile cannot be restored as it contains duplicates for the following rules: " +
RULE_KEY_JOINER.join(duplicatedKeys));
}
return activations;
}
private static void readParameters(SMInputCursor propsCursor, Map parameters) throws XMLStreamException {
while (propsCursor.getNext() != null) {
SMInputCursor propCursor = propsCursor.childElementCursor();
String key = null;
String value = null;
while (propCursor.getNext() != null) {
String nodeName = propCursor.getLocalName();
if (StringUtils.equals(ATTRIBUTE_PARAMETER_KEY, nodeName)) {
key = StringUtils.trim(propCursor.collectDescendantText(false));
} else if (StringUtils.equals(ATTRIBUTE_PARAMETER_VALUE, nodeName)) {
value = StringUtils.trim(propCursor.collectDescendantText(false));
}
}
if (key != null) {
parameters.put(key, value);
}
}
}
private static SMInputFactory initStax() {
XMLInputFactory xmlFactory = XMLInputFactory.newInstance();
xmlFactory.setProperty(XMLInputFactory.IS_COALESCING, Boolean.TRUE);
xmlFactory.setProperty(XMLInputFactory.IS_NAMESPACE_AWARE, Boolean.FALSE);
// just so it won't try to load DTD in if there's DOCTYPE
xmlFactory.setProperty(XMLInputFactory.SUPPORT_DTD, Boolean.FALSE);
xmlFactory.setProperty(XMLInputFactory.IS_VALIDATING, Boolean.FALSE);
return new SMInputFactory(xmlFactory);
}
private enum BackupActiveRuleComparator implements Comparator {
INSTANCE;
@Override
public int compare(ActiveRuleDto o1, ActiveRuleDto o2) {
return new CompareToBuilder()
.append(o1.getRuleKey().repository(), o2.getRuleKey().repository())
.append(o1.getRuleKey().rule(), o2.getRuleKey().rule())
.toComparison();
}
}
}
