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/*
* SonarQube
* Copyright (C) 2009-2017 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.
*/
import com.google.common.annotations.VisibleForTesting;
import com.google.common.base.Splitter;
import com.google.common.base.Strings;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.Maps;
import java.util.Collection;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.regex.Pattern;
import org.apache.commons.lang.StringUtils;
import org.sonar.api.Properties;
import org.sonar.api.Property;
import org.sonar.api.PropertyType;
import org.sonar.api.config.Settings;
import org.sonar.api.security.LoginPasswordAuthenticator;
import org.sonar.api.security.UserDetails;
import org.sonar.api.utils.log.Logger;
import org.sonar.api.utils.log.Loggers;
@Properties({
@Property(
key = FakeAuthenticator.DATA_PROPERTY,
name = "Fake Users", type = PropertyType.TEXT
)
})
public class FakeAuthenticator implements LoginPasswordAuthenticator {
private static final Logger LOG = Loggers.get(FakeAuthenticator.class);
/**
* Example:
* <pre>
* evgeny.password=foo
* evgeny.name=Evgeny Mandrikov
* evgeny.email=evgeny@example.org
* evgeny.groups=sonar-users
*
* simon.password=bar
* simon.groups=sonar-users,sonar-developers
* </pre>
*/
public static final String DATA_PROPERTY = "sonar.fakeauthenticator.users";
private final Settings settings;
private Map<String, String> data;
public FakeAuthenticator(Settings settings) {
this.settings = settings;
}
public boolean authenticate(String username, String password) {
// Never touch admin
if (isAdmin(username)) {
return true;
}
reloadData();
checkExistence(username);
String expectedPassword = data.get(username + ".password");
if (StringUtils.equals(password, expectedPassword)) {
LOG.info("user {} with password {}", username, password);
return true;
} else {
LOG.info("user " + username + " expected password " + expectedPassword + " , but was " + password);
return false;
}
}
private void checkExistence(String username) {
if (!data.containsKey(username + ".password")) {
throw new IllegalArgumentException("No such user : " + username);
}
}
public UserDetails doGetUserDetails(String username) {
// Never touch admin
if (isAdmin(username)) {
return null;
}
reloadData();
checkExistence(username);
UserDetails result = new UserDetails();
result.setName(Strings.nullToEmpty(data.get(username + ".name")));
result.setEmail(Strings.nullToEmpty(data.get(username + ".email")));
LOG.info("details for user {} : {}", username, result);
return result;
}
public Collection<String> doGetGroups(String username) {
// Never touch admin
if (isAdmin(username)) {
return null;
}
reloadData();
checkExistence(username);
Collection<String> result = parseList(data.get(username + ".groups"));
LOG.info("groups for user {} : {}", username, result);
return result;
}
private static boolean isAdmin(String username) {
return StringUtils.equals(username, "admin");
}
private void reloadData() {
data = parse(settings.getString(DATA_PROPERTY));
}
private static final Splitter LIST_SPLITTER = Splitter.on(',').omitEmptyStrings().trimResults();
private static final Splitter LINE_SPLITTER = Splitter.on(Pattern.compile("\r?\n")).omitEmptyStrings().trimResults();
@VisibleForTesting
static List<String> parseList(String data) {
return ImmutableList.copyOf(LIST_SPLITTER.split(Strings.nullToEmpty(data)));
}
@VisibleForTesting
static Map<String, String> parse(String data) {
Map<String, String> result = Maps.newHashMap();
for (String entry : LINE_SPLITTER.split(Strings.nullToEmpty(data))) {
Iterator<String> keyValue = Splitter.on('=').split(entry).iterator();
result.put(keyValue.next(), keyValue.next());
}
return result;
}
public void init() {
// nothing to do
}
}
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