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/*
* Copyright 2022 - 2024 Anton Tananaev (anton@traccar.org)
*
* Licensed 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.traccar.api.security;
import com.warrenstrange.googleauth.GoogleAuthenticator;
import org.traccar.api.signature.TokenManager;
import org.traccar.config.Config;
import org.traccar.config.Keys;
import org.traccar.database.LdapProvider;
import org.traccar.helper.DataConverter;
import org.traccar.helper.model.UserUtil;
import org.traccar.model.User;
import org.traccar.storage.Storage;
import org.traccar.storage.StorageException;
import org.traccar.storage.query.Columns;
import org.traccar.storage.query.Condition;
import org.traccar.storage.query.Request;
import jakarta.annotation.Nullable;
import jakarta.inject.Inject;
import jakarta.inject.Singleton;
import java.io.IOException;
import java.nio.charset.StandardCharsets;
import java.security.GeneralSecurityException;
@Singleton
public class LoginService {
private final Config config;
private final Storage storage;
private final TokenManager tokenManager;
private final LdapProvider ldapProvider;
private final String serviceAccountToken;
private final boolean forceLdap;
private final boolean forceOpenId;
@Inject
public LoginService(
Config config, Storage storage, TokenManager tokenManager, @Nullable LdapProvider ldapProvider) {
this.storage = storage;
this.config = config;
this.tokenManager = tokenManager;
this.ldapProvider = ldapProvider;
serviceAccountToken = config.getString(Keys.WEB_SERVICE_ACCOUNT_TOKEN);
forceLdap = config.getBoolean(Keys.LDAP_FORCE);
forceOpenId = config.getBoolean(Keys.OPENID_FORCE);
}
public LoginResult login(
String scheme, String credentials) throws StorageException, GeneralSecurityException, IOException {
switch (scheme.toLowerCase()) {
case "bearer":
return login(credentials);
case "basic":
byte[] decodedBytes = DataConverter.parseBase64(credentials);
String[] auth = new String(decodedBytes, StandardCharsets.US_ASCII).split(":", 2);
return login(auth[0], auth[1], null);
default:
throw new SecurityException("Unsupported authorization scheme");
}
}
public LoginResult login(String token) throws StorageException, GeneralSecurityException, IOException {
if (serviceAccountToken != null && serviceAccountToken.equals(token)) {
return new LoginResult(new ServiceAccountUser());
}
TokenManager.TokenData tokenData = tokenManager.verifyToken(token);
User user = storage.getObject(User.class, new Request(
new Columns.All(), new Condition.Equals("id", tokenData.getUserId())));
if (user != null) {
checkUserEnabled(user);
}
return new LoginResult(user, tokenData.getExpiration());
}
public LoginResult login(String email, String password, Integer code) throws StorageException {
if (forceOpenId) {
return null;
}
email = email.trim();
User user = storage.getObject(User.class, new Request(
new Columns.All(),
new Condition.Or(
new Condition.Equals("email", email),
new Condition.Equals("login", email))));
if (user != null) {
if (ldapProvider != null && user.getLogin() != null && ldapProvider.login(user.getLogin(), password)
|| !forceLdap && user.isPasswordValid(password)) {
checkUserCode(user, code);
checkUserEnabled(user);
return new LoginResult(user);
}
} else {
if (ldapProvider != null && ldapProvider.login(email, password)) {
user = ldapProvider.getUser(email);
user.setId(storage.addObject(user, new Request(new Columns.Exclude("id"))));
checkUserEnabled(user);
return new LoginResult(user);
}
}
return null;
}
public LoginResult login(String email, String name, boolean administrator) throws StorageException {
User user = storage.getObject(User.class, new Request(
new Columns.All(),
new Condition.Equals("email", email)));
if (user == null) {
user = new User();
UserUtil.setUserDefaults(user, config);
user.setName(name);
user.setEmail(email);
user.setFixedEmail(true);
user.setAdministrator(administrator);
user.setId(storage.addObject(user, new Request(new Columns.Exclude("id"))));
}
checkUserEnabled(user);
return new LoginResult(user);
}
private void checkUserEnabled(User user) throws SecurityException {
if (user == null) {
throw new SecurityException("Unknown account");
}
user.checkDisabled();
}
private void checkUserCode(User user, Integer code) throws SecurityException {
String key = user.getTotpKey();
if (key != null && !key.isEmpty()) {
if (code == null) {
throw new CodeRequiredException();
}
GoogleAuthenticator authenticator = new GoogleAuthenticator();
if (!authenticator.authorize(key, code)) {
throw new SecurityException("User authorization failed");
}
}
}
}
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