Progress

Problems with database access and subdirectories still

ref-test/app/__init__.py

@@ -14,7 +14,6 @@ from .views import views
 from .quiz.views import quiz
 
 def create_app():
-    
     app = Flask(__name__)
     app.config.from_object(Config())
     app.wsgi_app = ProxyFix(app.wsgi_app, x_proto= 1, x_host= 1)

ref-test/app/config.py

@@ -1,6 +1,7 @@
 import os
 from dotenv import load_dotenv
 load_dotenv()
+from pathlib import Path
 
 class Config(object):
     APP_HOST = '0.0.0.0'
@@ -9,7 +10,7 @@ class Config(object):
     TESTING = False
     SECRET_KEY = os.getenv('SECRET_KEY')
     SESSION_COOKIE_SECURE = True
-    SQLALCHEMY_DATABASE_URI = 'sqlite:///data/database.db'
+    SQLALCHEMY_DATABASE_URI = f'sqlite:///{Path(DATA_FILE_DIRECTORY)}/database.db'
     SQLALCHEMY_TRACK_MODIFICATIONS = False
 
     MAIL_SERVER = os.getenv('MAIL_SERVER')

ref-test/app/install.py

@@ -12,11 +12,13 @@ from sqlalchemy_utils import database_exists, create_database
 
 def install_scripts():
     if not path.isdir(f'./{data}'): mkdir(f'./{data}')
+    if not path.isfile(f'./{data}/.gitignore'):
+        with open(f'./{data}/.gitignore', 'a+') as file: file.write(f'*')
     if not path.isfile(f'./{data}/config.json'): save({}, 'config.json')
     if not path.isdir(f'./{data}/logs'): mkdir(f'./{data}/logs')
     if not path.isfile(f'./{data}/logs/users.log'): write('users.log', 'Log file created.')
     if not path.isfile(f'./{data}/logs/system.log'): write('system.log', 'Log file created.')
-    if not path.isfile(f'./{data}/logs/tests.log'): write('commands.log', 'Log file created.')
+    if not path.isfile(f'./{data}/logs/tests.log'): write('tests.log', 'Log file created.')
     if not database_exists(Config.SQLALCHEMY_DATABASE_URI):       
         create_database(Config.SQLALCHEMY_DATABASE_URI)
         write('system.log', 'No database found. Creating a new database.')

ref-test/app/models/__init__.py

@@ -0,0 +1,142 @@
+from ..modules import db
+from ..tools.encryption import decrypt, encrypt
+from ..tools.logs import write
+
+import secrets
+
+from flask import flash, jsonify, session
+from flask.helpers import url_for
+from flask_login import UserMixin, login_user, logout_user
+from werkzeug.security import check_password_hash, generate_password_hash
+
+class User(UserMixin, db.Model):
+    id = db.Column(db.String(36), primary_key=True)
+    username = db.Column(db.String(128), nullable=False)
+    password = db.Column(db.String(128), nullable=False)
+    email = db.Column(db.String(128), nullable=False)
+    reset_token = db.Column(db.String(20), nullable=True)
+    verification_token = db.Column(db.String(20), nullable=True)
+
+    def __repr__(self):
+        return f'<user {self.username}> was added with <id {self.id}>.'
+    
+    @property
+    def set_username(self): raise AttributeError('set_username is not a readable attribute.')
+    
+    set_username.setter
+    def set_username(self, username:str): self.username = encrypt(username)
+    
+    def get_username(self): return decrypt(self.username)
+
+    @property
+    def set_password(self): raise AttributeError('set_password is not a readable attribute.')
+
+    set_password.setter
+    def set_password(self, password:str): self.password = generate_password_hash(password, method="sha256")
+
+    def verify_password(self, password:str): return check_password_hash(self.password, password)
+
+    @property
+    def set_email(self): raise AttributeError('set_email is not a readable attribute.')
+    
+    set_email.setter
+    def set_email(self, email:str): self.email = encrypt(email)
+    
+    def get_email(self): return decrypt(self.email)
+
+    def register(self):
+        users = User.query.all()
+        for user in users:
+            if user.get_username() == self.get_username():
+                return False, f'Username {self.get_username()} already in use.'
+            elif user.get_email() == self.get_email():
+                return False, f'Email address {self.get_email()} already in use.'
+        db.session.add(self)
+        db.session.commit()
+        write('users.log', f'User \'{self.get_username()}\' was created with id \'{self.id}\'.')
+        return True, f'User {self.get_username()} was created successfully.'
+
+    def login(self, remember:bool=False):
+        self.authenticated = True
+        db.session.add(self)
+        db.session.commit()
+        login_user(self, remember = remember)
+        write('users.log', f'User \'{self.get_username()}\' has logged in.')
+        flash(message=f'Welcome {self.get_username()}', category='success')
+    
+    def logout(self):
+        self.authenticated = False
+        db.session.add(self)
+        db.session.commit()
+        session['remembered_username'] = self.get_username()
+        logout_user()
+        write('users.log', f'User \'{self.get_username()}\' has logged out.')
+        flash(message='You have successfully logged out.', category='success')
+    
+    def reset_password(self):
+        new_password = secrets.token_hex(12)
+        self.set_password(new_password)
+        self.reset_token = secrets.token_urlsafe(16)
+        self.verification_token = secrets.token_urlsafe(16)
+        db.session.commit()
+        print('Password', new_password)
+        print('Reset Token', self.reset_token)
+        print('Verification Token', self.verification_token)
+        print('Reset Link', f'{url_for("auth._reset", token=self.reset_token, verification=self.verification_token, _external=True)}')
+        return jsonify({'success': 'Your password reset link has been generated.'}), 200
+
+    def clear_reset_tokens(self):
+        self.reset_token = self.verification_token = None
+        db.session.commit()
+    
+    def delete(self):
+        username = self.get_username()
+        db.session.delete(self)
+        db.session.commit()
+        write('users.log', f'User \'{username}\' was deleted.') # TODO add current user
+
+class Device(db.Model):
+    id = db.Column(db.String(36), primary_key=True)
+    name = db.Column(db.String(128), nullable=False)
+    mac_address = db.Column(db.String(128), nullable=False)
+    ip_address = db.Column(db.String(128), nullable=False)
+    description = db.Column(db.String(250), nullable=True)
+
+    @property
+    def set_name(self): raise AttributeError('set_name is not a readable attribute.')
+    
+    set_name.setter
+    def set_name(self, name:str): self.name = encrypt(name)
+
+    def get_name(self): return decrypt(self.name)
+
+    @property
+    def set_mac_address(self): raise AttributeError('set_mac_address is not a readable attribute.')
+    
+    set_mac_address.setter
+    def set_mac_address(self, mac_address:str): self.mac_address = encrypt(mac_address)
+
+    def get_mac_address(self): return decrypt(self.mac_address)
+
+    @property
+    def set_ip_address(self): raise AttributeError('set_ip_address is not a readable attribute.')
+    
+    set_ip_address.setter
+    def set_ip_address(self, ip_address:str): self.ip_address = encrypt(ip_address)
+
+    def get_ip_address(self): return decrypt(self.ip_address)
+
+    def add(self):
+        db.session.add(self)
+        db.session.commit()
+        write('commands.log', f'Device \'{self.get_name()}\' was added at the IP address \'{self.get_ip_address()}\' and the MAC address \'{self.get_mac_address()}\'.')
+        return True, f'Device {self.get_name()} was added.'
+    
+    def delete(self):
+        name = self.get_name()
+        ip_address = self.get_ip_address()
+        mac_address = self.get_mac_address()
+        db.session.delete(self)
+        db.session.commit()
+        write('commands.log', f'Device \'{name}\' with the IP address {ip_address} and MAC address {mac_address} was deleted.')
+        return True, f'Device {name} was deleted.'

ref-test/app/tools/encryption.py

@@ -0,0 +1,19 @@
+from ..data import data
+from cryptography.fernet import Fernet
+
+def load_key():
+    with open(f'./{data}/.encryption.key', 'rb') as keyfile: return keyfile.read()
+
+def decrypt(input:str):
+    encryption_key = load_key()
+    fernet = Fernet(encryption_key)
+    input = input.encode()
+    output = fernet.decrypt(input)
+    return output.decode()
+
+def encrypt(input:str):
+    encryption_key = load_key()
+    fernet = Fernet(encryption_key)
+    input = input.encode()
+    output = fernet.encrypt(input)
+    return output.decode()