Did not move to Gunicorn, but now working in Docker

requirements.txt

@@ -6,5 +6,4 @@ flask-session
 faker
 customtkinter
 schedule
-psycopg2-binary
-gunicorn
+psycopg2-binary

server/api.py

@@ -5,12 +5,12 @@
 ### Modules ###
 ###############
 
-import threading
+import subprocess
 import connexion # Imports connexion module
 from config import CONFIG # Imports the configuration file
 from manager import * # Imports the Manager file that contains the functions for the API
 from flask_session import Session # Imports the session module 
-from scheduler import run_schedule # Imports the scheduler module
+
 
 #################
 ### Connexion ###
@@ -20,12 +20,11 @@ def create_app():
     """Creates the API using Connexion."""
     app = connexion.FlaskApp(__name__)
     app.add_api(CONFIG["server"]["api_file"])
-
     flask_app = app.app
     flask_app.config['SECRET_KEY'] = CONFIG["sessions"]["secret_key"]
     flask_app.config['SESSION_TYPE'] = 'filesystem'
-
     Session(flask_app)
+    event_logger("Session initialised.")
     return app
 
 def API():
@@ -33,6 +32,7 @@ def API():
     app = create_app()
     debug_value = CONFIG["server"]["debug"]
     debug = False if debug_value.lower() == 'false' else True
+    event_logger("API started.")
     app.run(host=CONFIG["server"]["host"], port=CONFIG["server"]["port"], debug=debug)
 
 ################
@@ -40,14 +40,12 @@ def API():
 ################
 
 if __name__ == "__main__":
-    event_logger("Starting API...") # Create a thread that will run the run_schedule function in the background
+    event_logger("Starting API...") 
     scheduler = CONFIG["server"]["scheduler"]
     scheduler = False if scheduler.lower() == 'false' else True
     if scheduler:
-        thread = threading.Thread(target=run_schedule)
-        thread.daemon = True  # Set the thread as a daemon thread
-        thread.start()
+        subprocess.Popen(["python", "scheduler.py"])
         event_logger("Scheduler started.") 
     API()
-    event_logger("API stopped.")  # This line will only be reached if the API is stopped
+    event_logger("API stopped.")  
     

server/database.py

@@ -44,4 +44,4 @@ finally:
     if 'session' in locals():
         session.close()  # Close the session when done
 
-event_logger("Database operations completed.")
+event_logger("Database initialised.")

server/manager.py

@@ -69,7 +69,7 @@ def get_current_client():
 
 def verify_otp(client_id:str, otp:int):
     """Verifies a one time password for a client. Returns True if the OTP is correct and False otherwise."""
-    if CONFIG["smtp"]["true"] == "False":
+    if CONFIG["smtp"]["enabled"] == "False":
         return True
     if client_id in otps:
         stored_otp, creation_time = otps[client_id]
@@ -147,7 +147,7 @@ def admin_required(f):
 @login_required
 def generate_otp(client_id: str):
     """Generates a one-time password for a client and sends it to their email address. Returns a success message if the OTP is generated and an error message otherwise."""
-    if CONFIG["smtp"]["true"] == "False":
+    if CONFIG["smtp"]["enabled"] == "False":
         return format_response(True, "OTP generation disabled as SMTP is not enabled."), 200
     current_client_id, is_admin = get_current_client()
     if not is_admin and client_id != current_client_id:

server/scheduler.py

@@ -15,19 +15,15 @@ def run_schedule():
 
 def clean_otp():
     """Cleans the OTP table."""
+    event_logger("Starting to clean OTPs...")
     print("Cleaning OTPs...")
     from manager import clean_expired_otps
     removed_otps = clean_expired_otps()
     event_logger(f"Removed {removed_otps} expired OTPs.")
+    event_logger("Finished cleaning OTPs.")
 
 schedule.every(300).seconds.do(clean_otp) 
 
 thread = threading.Thread(target=run_schedule)
 thread.daemon = True  # Set the thread as a daemon thread
 thread.start()
-
-try:
-    while True:  # Keep the main program running
-        time.sleep(1)
-except KeyboardInterrupt:
-    stop_event.set()  # Signal the thread to stop