Merge branch 'main' into Migrate-to-SQLite

src/dashboard.py

@@ -32,11 +32,13 @@ from util import regex_match, check_DNS, check_Allowed_IPs, check_remote_endpoin
 
 # Dashboard Version
 DASHBOARD_VERSION = 'v3.0'
+# WireGuard configuration path
+WG_CONF_PATH = None
 # Dashboard Config Name
 configuration_path = os.getenv('CONFIGURATION_PATH', '.')
-db_path = os.path.join(configuration_path, 'db')
-if not os.path.isdir(db_path):
-    os.mkdir(db_path)
+DB_PATH = os.path.join(configuration_path, 'db')
+if not os.path.isdir(DB_PATH):
+    os.mkdir(DB_PATH)
 DASHBOARD_CONF = os.path.join(configuration_path, 'wg-dashboard.ini')
 # Upgrade Required
 UPDATE = None
@@ -53,37 +55,61 @@ def connect_db():
     return sqlite3.connect(os.path.join(configuration_path, 'db', 'wgdashboard.db'))
 
 
+# TODO use class and object oriented programming
+
 # Read / Write Dashboard Config File
 def get_dashboard_conf():
+    """Dashboard Configuration Related
+
+    :return: A config parser object
+    :rtype: configparser.ConfigParser
     """
-    Dashboard Configuration Related
-    """
+
     config = configparser.ConfigParser(strict=False)
     config.read(DASHBOARD_CONF)
     return config
 
 
 def set_dashboard_conf(config):
+    """Configuration writer
+
+    :param config: A config parser object
+    :type config: configparser.ConfigParser
+    """
+
     with open(DASHBOARD_CONF, "w", encoding='utf-8') as conf_object:
         config.write(conf_object)
 
 
 # Get all keys from a configuration
 def get_conf_peer_key(config_name):
+    """Get the peers keys of wireguard interface.
+
+    :param config_name: Name of WG interface
+    :type config_name: str
+    :return: Return list of peers keys or text if configuration not running
+    :rtype: list, str
     """
-    Configuration Related
-    """
+
     try:
-        peer_key = subprocess.run(f"wg show {config_name} peers",
+        peers_keys = subprocess.run(f"wg show {config_name} peers",
                                     check=True, shell=True, capture_output=True).stdout
-        peer_key = peer_key.decode("UTF-8").split()
-        return peer_key
+        peers_keys = peers_keys.decode("UTF-8").split()
+        return peers_keys
     except subprocess.CalledProcessError:
         return config_name + " is not running."
 
 
 # Get numbers of connected peer of a configuration
 def get_conf_running_peer_number(config_name):
+    """Get number of running peers on wireguard interface.
+
+    :param config_name: Name of WG interface
+    :type config_name: str
+    :return: Number of running peers, or test if configuration not running
+    :rtype: int, str
+    """
+
     running = 0
     # Get latest handshakes
     try:
@@ -103,9 +129,18 @@ def get_conf_running_peer_number(config_name):
     return running
 
 
+# TODO use modules for working with ini(configparser or wireguard)
 # Read [Interface] section from configuration file
 def read_conf_file_interface(config_name):
-    conf_location = wg_conf_path + "/" + config_name + ".conf"
+    """Get interface settings.
+    
+    :param config_name: Name of WG interface
+    :type config_name: str
+    :return: Dictionary with interface settings
+    :rtype: dict
+    """
+
+    conf_location = WG_CONF_PATH + "/" + config_name + ".conf"
     with open(conf_location, 'r', encoding='utf-8') as file_object:
         file = file_object.read().split("\n")
         data = {}
@@ -119,10 +154,19 @@ def read_conf_file_interface(config_name):
     return data
 
 
+# TODO use modules for working with ini(configparser or wireguard)
 # Read the whole configuration file
 def read_conf_file(config_name):
+    """Get configurations from file of wireguard interface.
+
+    :param config_name: Name of WG interface
+    :type config_name: str
+    :return: Dictionary with interface and peers settings
+    :rtype: dict
+    """
+
     # Read Configuration File Start
-    conf_location = wg_conf_path + "/" + config_name + ".conf"
+    conf_location = WG_CONF_PATH + "/" + config_name + ".conf"
     f = open(conf_location, 'r')
     file = f.read().split("\n")
     conf_peer_data = {
@@ -316,8 +360,15 @@ def get_all_peers_data(config_name):
 
 # Search for peers
 def get_peers(config_name, search, sort_t):
-    """
-    Frontend Related Functions
+    """Get all peers.
+
+    :param config_name: Name of WG interface
+    :type config_name: str
+    :param search: Search string
+    :type search: str
+    :param sort_t: TODO
+    :type sort_t: str
+    :return: TODO
     """
     tic = time.perf_counter()
     col = g.cur.execute("PRAGMA table_info(" + config_name + ")").fetchall()
@@ -342,9 +393,17 @@ def get_peers(config_name, search, sort_t):
 
 # Get configuration public key
 def get_conf_pub_key(config_name):
+    """Get public key for configuration.
+
+    :param config_name: Name of WG interface
+    :type config_name: str
+    :return: Return public key or empty string
+    :rtype: str
+    """
+
     try:
         conf = configparser.ConfigParser(strict=False)
-        conf.read(wg_conf_path + "/" + config_name + ".conf")
+        conf.read(WG_CONF_PATH + "/" + config_name + ".conf")
         pri = conf.get("Interface", "PrivateKey")
         pub = subprocess.run(f"echo '{pri}' | wg pubkey", check=True, shell=True, capture_output=True).stdout
         conf.clear()
@@ -355,8 +414,16 @@ def get_conf_pub_key(config_name):
 
 # Get configuration listen port
 def get_conf_listen_port(config_name):
+    """Get listen port number.
+
+    :param config_name: Name of WG interface
+    :type config_name: str
+    :return: Return number of port or empty string
+    :rtype: str
+    """
+
     conf = configparser.ConfigParser(strict=False)
-    conf.read(wg_conf_path + "/" + config_name + ".conf")
+    conf.read(WG_CONF_PATH + "/" + config_name + ".conf")
     port = ""
     try:
         port = conf.get("Interface", "ListenPort")
@@ -394,8 +461,14 @@ def get_conf_status(config_name):
 
 # Get all configuration as a list
 def get_conf_list():
+    """Get all wireguard interfaces with status.
+
+    :return: Return a list of dicts with interfaces and its statuses
+    :rtype: list
+    """
+
     conf = []
-    for i in os.listdir(wg_conf_path):
+    for i in os.listdir(WG_CONF_PATH):
         if regex_match("^(.{1,}).(conf)$", i):
             i = i.replace('.conf', '')
             create_table = f"""
@@ -434,6 +507,14 @@ def gen_private_key():
 
 # Generate public key
 def gen_public_key(private_key):
+    """Generate the public key.
+
+    :param private_key: Pricate key
+    :type private_key: str
+    :return: Return dict with public key or error message
+    :rtype: dict
+    """
+
     with open('private_key.txt', 'w', encoding='utf-8') as file_object:
         file_object.write(private_key)
     try:
@@ -450,6 +531,18 @@ def gen_public_key(private_key):
 
 # Check if private key and public key match
 def f_check_key_match(private_key, public_key, config_name):
+    """TODO
+
+    :param private_key: Private key
+    :type private_key: str
+    :param public_key: Public key
+    :type public_key: str
+    :param config_name: Name of WG interface
+    :type config_name: str
+    :return: Return dictionary with status
+    :rtype: dict
+    """
+
     result = gen_public_key(private_key)
     if result['status'] == 'failed':
         return result
@@ -556,6 +649,12 @@ Sign In / Sign Out
 # Sign In
 @app.route('/signin', methods=['GET'])
 def signin():
+    """Sign in request.
+
+    :return: TODO
+    :rtype: TODO
+    """
+
     message = ""
     if "message" in session:
         message = session['message']
@@ -566,6 +665,12 @@ def signin():
 # Sign Out
 @app.route('/signout', methods=['GET'])
 def signout():
+    """Sign out request.
+
+    :return: TODO
+    :rtype: TODO
+    """
+
     if "username" in session:
         session.pop("username")
     message = "Sign out successfully!"
@@ -575,6 +680,12 @@ def signout():
 # Authentication
 @app.route('/auth', methods=['POST'])
 def auth():
+    """Authentication request.
+
+    :return: TODO
+    :rtype: TODO
+    """
+
     config = get_dashboard_conf()
     password = hashlib.sha256(request.form['password'].encode())
     if password.hexdigest() == config["Account"]["password"] \
@@ -590,8 +701,10 @@ def auth():
 
 @app.route('/', methods=['GET'])
 def index():
-    """
-    Index Page Related
+    """Index Page Related.
+
+    :return: TODO
+    :rtype: TODO
     """
     return render_template('index.html', conf=get_conf_list())
 
@@ -599,8 +712,10 @@ def index():
 # Setting Page
 @app.route('/settings', methods=['GET'])
 def settings():
-    """
-    Setting Page Related
+    """Setting Page Related.
+
+    :return: TODO
+    :rtype: TODO
     """
     message = ""
     status = ""
@@ -624,6 +739,12 @@ def settings():
 # Update account username
 @app.route('/update_acct', methods=['POST'])
 def update_acct():
+    """Change account user name.
+
+    :return: TODO
+    :rtype: TODO
+    """
+
     if len(request.form['username']) == 0:
         session['message'] = "Username cannot be empty."
         session['message_status'] = "danger"
@@ -647,6 +768,12 @@ def update_acct():
 # Update peer default settting
 @app.route('/update_peer_default_config', methods=['POST'])
 def update_peer_default_config():
+    """Change default configurations for peers.
+
+    :return: TODO
+    :rtype: TODO
+    """
+
     config = get_dashboard_conf()
     if len(request.form['peer_endpoint_allowed_ip']) == 0 or \
             len(request.form['peer_global_DNS']) == 0 or \
@@ -712,6 +839,12 @@ def update_peer_default_config():
 # Update dashboard password
 @app.route('/update_pwd', methods=['POST'])
 def update_pwd():
+    """Change account password.
+
+    :return: TODO
+    :rtype: TODO
+    """
+
     config = get_dashboard_conf()
     if hashlib.sha256(request.form['currentpass'].encode()).hexdigest() == config.get("Account", "password"):
         if hashlib.sha256(request.form['newpass'].encode()).hexdigest() == hashlib.sha256(
@@ -743,6 +876,9 @@ def update_pwd():
 # Update dashboard IP and port
 @app.route('/update_app_ip_port', methods=['POST'])
 def update_app_ip_port():
+    """Change port number of dashboard.
+    """
+
     config = get_dashboard_conf()
     config.set("Server", "app_ip", request.form['app_ip'])
     config.set("Server", "app_port", request.form['app_port'])
@@ -754,6 +890,9 @@ def update_app_ip_port():
 # Update WireGuard configuration file path
 @app.route('/update_wg_conf_path', methods=['POST'])
 def update_wg_conf_path():
+    """Change path to dashboard configuration.
+    """
+
     config = get_dashboard_conf()
     config.set("Server", "wg_conf_path", request.form['wg_conf_path'])
     set_dashboard_conf(config)
@@ -766,9 +905,9 @@ def update_wg_conf_path():
 # Update configuration sorting
 @app.route('/update_dashboard_sort', methods=['POST'])
 def update_dashbaord_sort():
+    """Configuration Page Related
     """
-    Configuration Page Related
-    """
+
     config = get_dashboard_conf()
     data = request.get_json()
     sort_tag = ['name', 'status', 'allowed_ip']
@@ -784,6 +923,12 @@ def update_dashbaord_sort():
 # Update configuration refresh interval
 @app.route('/update_dashboard_refresh_interval', methods=['POST'])
 def update_dashboard_refresh_interval():
+    """Change the refresh time.
+
+    :return: Return text with result
+    :rtype: str
+    """
+
     preset_interval = ["5000", "10000", "30000", "60000"]
     if request.form["interval"] in preset_interval:
         config = get_dashboard_conf()
@@ -798,6 +943,14 @@ def update_dashboard_refresh_interval():
 # Configuration Page
 @app.route('/configuration/<config_name>', methods=['GET'])
 def configuration(config_name):
+    """Show wireguard interface view.
+
+    :param config_name: Name of WG interface
+    :type config_name: str
+    :return: TODO
+    :rtype: TODO
+    """
+
     config = get_dashboard_conf()
     conf_data = {
         "name": config_name,
@@ -830,6 +983,14 @@ def configuration(config_name):
 # Get configuration details
 @app.route('/get_config/<config_name>', methods=['GET'])
 def get_conf(config_name):
+    """Get configuration setting of wireguard interface.
+
+    :param config_name: Name of WG interface
+    :type config_name: str
+    :return: TODO
+    :rtype: TODO
+    """
+
     config_interface = read_conf_file_interface(config_name)
     search = request.args.get('search')
     if len(search) == 0:
@@ -865,9 +1026,18 @@ def get_conf(config_name):
     return jsonify(conf_data)
 
 
+
 # Turn on / off a configuration
 @app.route('/switch/<config_name>', methods=['GET'])
 def switch(config_name):
+    """On/off the wireguard interface.
+
+    :param config_name: Name of WG interface
+    :type config_name: str
+    :return: TODO
+    :rtype: TODO
+    """
+
     if "username" not in session:
         print("User not logged in")
         return redirect(url_for("signin"))
@@ -1006,6 +1176,14 @@ def add_peer(config_name):
 # Remove peer
 @app.route('/remove_peer/<config_name>', methods=['POST'])
 def remove_peer(config_name):
+    """Remove peer.
+
+    :param config_name: Name of WG interface
+    :type config_name: str
+    :return: Return result of action or recommendations
+    :rtype: str
+    """
+
     if get_conf_status(config_name) == "stopped":
         return "Your need to turn on " + config_name + " first."
     data = request.get_json()
@@ -1037,6 +1215,14 @@ def remove_peer(config_name):
 # Save peer settings
 @app.route('/save_peer_setting/<config_name>', methods=['POST'])
 def save_peer_setting(config_name):
+    """Save peer configuration.
+
+    :param config_name: Name of WG interface
+    :type config_name: str
+    :return: Return status of action and text with recommendations
+    :rtype: TODO
+    """
+
     data = request.get_json()
     id = data['id']
     name = data['name']
@@ -1066,16 +1252,16 @@ def save_peer_setting(config_name):
             tmp_psk = open("tmp_edit_psk.txt", "w+")
             tmp_psk.write(preshared_key)
             tmp_psk.close()
-            change_psk = subprocess.check_output(f"wg set {config_name} peer {id} preshared-key tmp_edit_psk.txt",
-                                                 shell=True, stderr=subprocess.STDOUT)
+            change_psk = subprocess.run(f"wg set {config_name} peer {id} preshared-key tmp_edit_psk.txt",
+                                        shell=True, check=True, stderr=subprocess.STDOUT)
             if change_psk.decode("UTF-8") != "":
                 return jsonify({"status": "failed", "msg": change_psk.decode("UTF-8")})
             if allowed_ip == "":
                 allowed_ip = '""'
             allowed_ip = allowed_ip.replace(" ", "")
-            change_ip = subprocess.check_output(f"wg set {config_name} peer {id} allowed-ips {allowed_ip}",
-                                                shell=True, stderr=subprocess.STDOUT)
-            subprocess.check_output(f'wg-quick save {config_name}', shell=True, stderr=subprocess.STDOUT)
+            change_ip = subprocess.run(f"wg set {config_name} peer {id} allowed-ips {allowed_ip}",
+                                       shell=True, check=True, stderr=subprocess.STDOUT)
+            subprocess.run(f'wg-quick save {config_name}', shell=True, check=True, stderr=subprocess.STDOUT)
             if change_ip.decode("UTF-8") != "":
                 return jsonify({"status": "failed", "msg": change_ip.decode("UTF-8")})
             sql = "UPDATE " + config_name + " SET name = ?, private_key = ?, DNS = ?, endpoint_allowed_ip = ?, mtu = ?, keepalive = ?, preshared_key = ? WHERE id = ?"
@@ -1091,6 +1277,14 @@ def save_peer_setting(config_name):
 # Get peer settings
 @app.route('/get_peer_data/<config_name>', methods=['POST'])
 def get_peer_name(config_name):
+    """Get peer settings.
+
+    :param config_name: Name of WG interface
+    :type config_name: str
+    :return: Return settings of peer
+    :rtype: TODO
+    """
+
     data = request.get_json()
     peer_id = data['id']
     result = g.cur.execute(
@@ -1111,12 +1305,24 @@ def available_ips(config_name):
 # Generate a private key
 @app.route('/generate_peer', methods=['GET'])
 def generate_peer():
+    """Generate the private key for peer.
+
+    :return: Return dict with private, public and preshared keys
+    :rtype: TODO
+    """
+
     return jsonify(gen_private_key())
 
 
 # Generate a public key from a private key
 @app.route('/generate_public_key', methods=['POST'])
 def generate_public_key():
+    """Generate the public key.
+
+    :return: Return dict with public key or error message
+    :rtype: TODO
+    """
+
     data = request.get_json()
     private_key = data['private_key']
     return jsonify(gen_public_key(private_key))
@@ -1125,6 +1331,14 @@ def generate_public_key():
 # Check if both key match
 @app.route('/check_key_match/<config_name>', methods=['POST'])
 def check_key_match(config_name):
+    """TODO
+
+    :param config_name: Name of WG interface
+    :type config_name: str
+    :return: Return dictionary with status
+    :rtype: TODO
+    """
+
     data = request.get_json()
     private_key = data['private_key']
     public_key = data['public_key']
@@ -1261,6 +1475,14 @@ def download(config_name):
 # Switch peer display mode
 @app.route('/switch_display_mode/<mode>', methods=['GET'])
 def switch_display_mode(mode):
+    """Change display view style.
+
+    :param mode: Mode name
+    :type mode: str
+    :return: Return text with result
+    :rtype: str
+    """
+
     if mode in ['list', 'grid']:
         config = get_dashboard_conf()
         config.set("Peers", "peer_display_mode", mode)
@@ -1278,6 +1500,12 @@ Dashboard Tools Related
 # Get all IP for ping
 @app.route('/get_ping_ip', methods=['POST'])
 def get_ping_ip():
+    """Get ips for network testing.
+
+    :return: TODO
+    :rtype: TODO
+    """
+
     config = request.form['config']
     peers = g.cur.execute("SELECT id, name, allowed_ip, endpoint FROM " + config).fetchall()
     html = ""
@@ -1298,6 +1526,12 @@ def get_ping_ip():
 # Ping IP
 @app.route('/ping_ip', methods=['POST'])
 def ping_ip():
+    """Execute ping command.
+
+    :return: Return text with result
+    :rtype: str
+    """
+
     try:
         result = ping('' + request.form['ip'] + '', count=int(request.form['count']), privileged=True, source=None)
         returnjson = {
@@ -1320,6 +1554,12 @@ def ping_ip():
 # Traceroute IP
 @app.route('/traceroute_ip', methods=['POST'])
 def traceroute_ip():
+    """Execute ping traceroute command.
+
+    :return: Return text with result
+    :rtype: str
+    """
+
     try:
         result = traceroute('' + request.form['ip'] + '', first_hop=1, max_hops=30, count=1, fast=True)
         returnjson = []
@@ -1341,6 +1581,9 @@ Dashboard Initialization
 
 
 def init_dashboard():
+    """Create dashboard default configuration.
+    """
+
     # Set Default INI File
     if not os.path.isfile(DASHBOARD_CONF):
         open(DASHBOARD_CONF, "w+").close()
@@ -1390,8 +1633,10 @@ def init_dashboard():
 
 
 def check_update():
-    """
-    Dashboard check update
+    """Dashboard check update
+
+    :return: Retunt text with result
+    :rtype: str
     """
     config = get_dashboard_conf()
     data = urllib.request.urlopen("https://api.github.com/repos/donaldzou/WGDashboard/releases").read()
@@ -1414,6 +1659,6 @@ if __name__ == "__main__":
     configuration_settings = get_dashboard_conf()
     app_ip = configuration_settings.get("Server", "app_ip")
     app_port = int(configuration_settings.get("Server", "app_port"))
-    wg_conf_path = configuration_settings.get("Server", "wg_conf_path")
+    WG_CONF_PATH = configuration_settings.get("Server", "wg_conf_path")
     configuration_settings.clear()
     app.run(host=app_ip, debug=False, port=app_port)