From f5d616a90452c2f64213f52a147f14fc9a70511f Mon Sep 17 00:00:00 2001
From: Thomas Hassenstein <2021544@stud.hs-mannheim.de>
Date: Tue, 13 Jun 2023 03:10:38 +0200
Subject: [PATCH] =?UTF-8?q?Dateien=20hochladen=20nach=20=E2=80=9EREST/old?=
 =?UTF-8?q?=E2=80=9C?=
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alternative implementierung
---
 REST/old/app2.py       | 75 ++++++++++++++++++++++++++++++++++++++++++
 REST/old/default       | 30 +++++++++++++++++
 REST/old/uwsgi.ini     | 20 +++++++++++
 REST/old/uwsgi.service | 12 +++++++
 4 files changed, 137 insertions(+)
 create mode 100644 REST/old/app2.py
 create mode 100644 REST/old/default
 create mode 100644 REST/old/uwsgi.ini
 create mode 100644 REST/old/uwsgi.service

diff --git a/REST/old/app2.py b/REST/old/app2.py
new file mode 100644
index 0000000..d9b1d0f
--- /dev/null
+++ b/REST/old/app2.py
@@ -0,0 +1,75 @@
+import subprocess
+import json
+import time
+from flask import Flask, request, jsonify
+from I2C_Function import analyze_data, read_data
+from flask_cors import CORS
+from threading import Lock
+
+app = Flask(__name__)
+CORS(app)
+
+initialized = False
+lock = Lock()  # Sperre (Lock) für die analyze_data-Methode
+
+@app.route('/trng/randomNum/init', methods=['GET'])
+def initialize_generator():
+    global initialized  # Zugriff auf die globale Variable
+    
+    with lock:  # Sperre (Lock) verwenden, um sicherzustellen, dass nur ein Thread die Methode ausführt
+        if initialized:
+            return jsonify({'message': 'random number generator already initialized'}), 200
+
+        result = analyze_data(int(1), int(1), startup=True)
+
+        if result is True:
+            initialized = True
+            return jsonify({'message': 'successful operation; random number generator is ready and random numbers can be requested'}), 200
+        else:
+            return jsonify({'error': 'Unable to initialize the random number generator within a timeout of 60 seconds.'}), 555
+
+
+@app.route('/trng/randomNum/getRandom', methods=['GET'])
+def get_random_numbers():
+    global initialized  # Zugriff auf die globale Variable
+    quantity = request.args.get('quantity')
+    bits = request.args.get('numBits')
+
+    if not quantity.isdigit() or not bits.isdigit():
+        return jsonify({'error': 'Invalid input. Quantity and bits must be numeric.'}), 400
+
+    if int(quantity) <= 0 or int(bits) <= 0:
+        return jsonify({'error': 'Invalid input. Quantity and bits must be positive integers.'}), 400
+    
+    if not initialized:
+        return jsonify({'error': 'system not ready; try init'}), 432
+
+    with lock:  # Sperre (Lock) verwenden, um sicherzustellen, dass nur ein Thread die Methode ausführt
+        random_numbers = analyze_data(int(quantity), int(bits), startup=False)
+    
+    if random_numbers is False:
+        return jsonify({'error': 'Unable to generate random numbers.'}), 500
+    if random_numbers:
+        response_data = {
+        'status': 'successful operation; HEX-encoded bit arrays (with leading zeros if required)',
+        'randomNumbers': random_numbers
+        }
+        return jsonify(response_data), 200
+        
+    else:
+        return jsonify({'error': 'Unable to generate random numbers.'}), 500
+    
+@app.route('/trng/randomNum/shutdown', methods=['GET'])
+def shutdown_generator(): 
+    global initialized  # Zugriff auf die globale Variable
+
+    with lock:  # Sperre (Lock) verwenden, um sicherzustellen, dass nur ein Thread die Methode ausführt
+        initialized = False
+
+    return jsonify({'message': "successful operation; random number generator has been set to 'standby mode'"}), 200
+
+if __name__ == '__main__':
+    cert_path = '/etc/nginx/ssl/cert-gmtrom.pem'
+    key_path = '/etc/nginx/ssl/cert-gmtrom-key.pem'
+
+    app.run(host='0.0.0.0', ssl_context=(cert_path, key_path))
\ No newline at end of file
diff --git a/REST/old/default b/REST/old/default
new file mode 100644
index 0000000..c818d53
--- /dev/null
+++ b/REST/old/default
@@ -0,0 +1,30 @@
+server {
+	#listen 80;
+	#server_name 172.16.78.57;
+	#server_name _;
+
+	listen 443 ssl;
+        server_name 172.16.78.57;
+
+	ssl_certificate /etc/nginx/ssl/cert-gmtrom.pem;
+	ssl_certificate_key /etc/nginx/ssl/cert-gmtrom-key.pem;
+
+	root /var/www/html;
+	index index.html;
+
+	#location /trng {
+		#proxy_pass https://172.16.78.57:5000;  # Weiterleitung an den Flask-Server
+		#proxy_set_header Host $host;
+		#proxy_set_header X-Real-IP $remote_addr;
+	#}
+	
+	location /trng {
+		include uwsgi_params;
+		uwsgi_pass 127.0.0.1:5000;  # Weiterleitung an uWSGI
+	}
+
+	location = /logomiddle.png {
+		alias /var/www/html/logomiddle.png;
+	}
+
+}
diff --git a/REST/old/uwsgi.ini b/REST/old/uwsgi.ini
new file mode 100644
index 0000000..0567e12
--- /dev/null
+++ b/REST/old/uwsgi.ini
@@ -0,0 +1,20 @@
+[uwsgi]
+http-timeout = 86400
+
+# Anzahl der uWSGI-Worker-Prozesse
+processes = 4
+
+# Socket-Datei, die uWSGI verwenden soll
+socket = 127.0.0.1:5000
+
+# WSGI-Anwendung zum Ausführen (hier 'app' in der Datei app.py)
+module = app:app
+
+# Pfad zur Flask-Anwendung
+chdir = /var/www/html/app.py
+
+# Aktiviere das virtuelle Umgebung, falls du eins verwendest
+#home = /path/to/your/virtual/environment
+
+# SSL-Konfiguration
+https = 0,/etc/nginx/ssl/cert-gmtrom.pem,/etc/nginx/ssl/cert-gmtrom-key.pem.
\ No newline at end of file
diff --git a/REST/old/uwsgi.service b/REST/old/uwsgi.service
new file mode 100644
index 0000000..f580606
--- /dev/null
+++ b/REST/old/uwsgi.service
@@ -0,0 +1,12 @@
+[Unit]
+Description=uWSGI Service
+After=network.target
+
+[Service]
+User=adminadmin
+Group=adminadmin
+WorkingDirectory=/var/www/html
+ExecStart=/usr/local/bin/uwsgi --ini /var/www/html/uwsgi.ini
+
+[Install]
+WantedBy=multi-user.target
\ No newline at end of file