6 files changed, 52 insertions, 5 deletions
diff --git a/src/main/java/org/traccar/api/resource/SessionResource.java b/src/main/java/org/traccar/api/resource/SessionResource.java
index 70561f997..91052fc6b 100644
--- a/src/main/java/org/traccar/api/resource/SessionResource.java
+++ b/src/main/java/org/traccar/api/resource/SessionResource.java
@@ -16,7 +16,7 @@
 package org.traccar.api.resource;
 
 import org.traccar.api.BaseResource;
-import org.traccar.database.LoginService;
+import org.traccar.api.security.LoginService;
 import org.traccar.helper.DataConverter;
 import org.traccar.helper.ServletHelper;
 import org.traccar.helper.LogAction;
diff --git a/src/main/java/org/traccar/database/LoginService.java b/src/main/java/org/traccar/api/security/LoginService.java
index 2c541e2aa..9938cf6dc 100644
--- a/src/main/java/org/traccar/database/LoginService.java
+++ b/src/main/java/org/traccar/api/security/LoginService.java
@@ -13,10 +13,11 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.traccar.database;
+package org.traccar.api.security;
 
 import org.traccar.config.Config;
 import org.traccar.config.Keys;
+import org.traccar.database.LdapProvider;
 import org.traccar.model.User;
 import org.traccar.storage.Storage;
 import org.traccar.storage.StorageException;
@@ -32,16 +33,21 @@ public class LoginService {
     private final Storage storage;
     private final LdapProvider ldapProvider;
 
+    private final String serviceAccountToken;
     private final boolean forceLdap;
 
     @Inject
     public LoginService(Config config, Storage storage, @Nullable LdapProvider ldapProvider) {
         this.storage = storage;
         this.ldapProvider = ldapProvider;
+        serviceAccountToken = config.getString(Keys.WEB_SERVICE_ACCOUNT_TOKEN);
         forceLdap = config.getBoolean(Keys.LDAP_FORCE);
     }
 
     public User login(String token) throws StorageException {
+        if (serviceAccountToken != null && serviceAccountToken.equals(token)) {
+            return new ServiceAccountUser();
+        }
         User user = storage.getObject(User.class, new Request(
                 new Columns.All(), new Condition.Equals("token", "token", token)));
         if (user != null) {
diff --git a/src/main/java/org/traccar/api/security/PermissionsService.java b/src/main/java/org/traccar/api/security/PermissionsService.java
index ea7a9d572..e5bc52f22 100644
--- a/src/main/java/org/traccar/api/security/PermissionsService.java
+++ b/src/main/java/org/traccar/api/security/PermissionsService.java
@@ -58,8 +58,12 @@ public class PermissionsService {
 
     public User getUser(long userId) throws StorageException {
         if (user == null && userId > 0) {
-            user = storage.getObject(
-                    User.class, new Request(new Columns.All(), new Condition.Equals("id", "id", userId)));
+            if (userId == ServiceAccountUser.ID) {
+                user = new ServiceAccountUser();
+            } else {
+                user = storage.getObject(
+                        User.class, new Request(new Columns.All(), new Condition.Equals("id", "id", userId)));
+            }
         }
         return user;
     }
diff --git a/src/main/java/org/traccar/api/security/SecurityRequestFilter.java b/src/main/java/org/traccar/api/security/SecurityRequestFilter.java
index 3413175c8..eaf5b28c4 100644
--- a/src/main/java/org/traccar/api/security/SecurityRequestFilter.java
+++ b/src/main/java/org/traccar/api/security/SecurityRequestFilter.java
@@ -18,7 +18,6 @@ package org.traccar.api.security;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.traccar.api.resource.SessionResource;
-import org.traccar.database.LoginService;
 import org.traccar.database.StatisticsManager;
 import org.traccar.helper.DataConverter;
 import org.traccar.model.User;
diff --git a/src/main/java/org/traccar/api/security/ServiceAccountUser.java b/src/main/java/org/traccar/api/security/ServiceAccountUser.java
new file mode 100644
index 000000000..644142434
--- /dev/null
+++ b/src/main/java/org/traccar/api/security/ServiceAccountUser.java
@@ -0,0 +1,30 @@
+/*
+ * Copyright 2022 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 org.traccar.model.User;
+
+public class ServiceAccountUser extends User {
+
+    public static final long ID = 9000000000000000000L;
+
+    public ServiceAccountUser() {
+        setId(ID);
+        setName("Service Account");
+        setEmail("none");
+        setAdministrator(true);
+    }
+}
diff --git a/src/main/java/org/traccar/config/Keys.java b/src/main/java/org/traccar/config/Keys.java
index a03e47022..3f52fbd96 100644
--- a/src/main/java/org/traccar/config/Keys.java
+++ b/src/main/java/org/traccar/config/Keys.java
@@ -674,6 +674,14 @@ public final class Keys {
             List.of(KeyType.CONFIG));
 
     /**
+     * A token to login as a virtual admin account. Can be used to restore access in case of issues with regular admin
+     * login. For example, if password is lost and can't be restored.
+     */
+    public static final ConfigKey<String> WEB_SERVICE_ACCOUNT_TOKEN = new StringConfigKey(
+            "web.serviceAccountToken",
+            List.of(KeyType.CONFIG));
+
+    /**
      * Cross-origin resource sharing origin header value.
      */
     public static final ConfigKey<String> WEB_ORIGIN = new StringConfigKey(