Added option to create admin users by passing file with username, email and initial password

bin/launch_webadmin

@@ -9,6 +9,7 @@ parser.add_argument("--token_file", default="/etc/door_tokens", help="path to th
 parser.add_argument("--nfc_socket", default="/tmp/nfc.sock", help="socket for handling NFC reader commands")
 parser.add_argument("--template_folder", default="templates", help="path to Flask templates folder")
 parser.add_argument("--static_folder", default="static", help="path to Flask static folder")
+parser.add_argument("--admin_file", help="Path to file for creating initial admin users")
 parser.add_argument("--mqtt_host", default="10.10.21.2", help="IP address of MQTT broker")
 parser.add_argument("--port", default=80, help="Port for running the Flask server")
 parser.add_argument("--mail_server", default="smtp.googlemail.com", help="email server for sending security messages")

imaginaerraum_door_admin/webapp.py

@@ -9,6 +9,7 @@ from flask_security import Security, SQLAlchemyUserDatastore, auth_required, has
 from flask_security.models import fsqla_v2 as fsqla
 from flask_security.forms import LoginForm, Required, PasswordField
 from flask_mail import Mail
+from email_validator import validate_email
 import bleach
 
 from datetime import date
@@ -101,16 +102,31 @@ def create_application(config):
     user_datastore = SQLAlchemyUserDatastore(db, User, Role)
     security = Security(app, user_datastore, login_form=ExtendedLoginForm)
 
+    # create admin users (only if they don't exists already)
+    def create_admins(admin_user_file):
+        with open(admin_user_file) as f:
+            admin_data = f.readlines()
+            for i, d in enumerate(admin_data):
+                try:
+                    user, email, pw = d.split()
+                    if user_datastore.find_user(email=email, username=user) is None:
+                        validate_email(email)
+                        # create new admin (only if admin does not already exist)
+                        user_datastore.create_user(email=email, username=user, password=hash_password(pw))
+                except Exception as e:
+                    print(f"Error while parsing line {i} in admin config file. Config file should contain lines of "
+                          f"'<username> <email> <password>\\n'\n Exception: {e}\nAdmin account could not be created.")
+        db.session.commit()
 
     # Create a user to test with
     @app.before_first_request
     def create_user():
         db.create_all()
-        if not user_datastore.find_user(email='admin@example.com', username="admin"):
+        if config.admin_file is not None:
-            user_datastore.create_user(email='admin@example.com', username="admin", password=hash_password("password"))
+            # create admin accounts from given file
+            create_admins(config.admin_file)
         db.session.commit()
 
-
     @app.route('/')
     def door_lock():
         return render_template('index.html', door_state=door.state, encoder_position=door.encoder_position)