added stuff + monitoring (to logfile)

Case study 1/monitoring/collect.py

@@ -0,0 +1,19 @@
+from flask import Flask, request, jsonify
+from datetime import datetime
+import json
+
+app = Flask(__name__)
+
+@app.route('/collect', methods=['POST'])
+def collect():
+    data = request.get_json()
+    timestamp = datetime.now().strftime("%Y-%m-%d %H:%M:%S")
+
+    with open("collected_data.log", "a") as f:
+        f.write(f"{timestamp} - {json.dumps(data)}\n")
+
+    print(f"[{timestamp}] Data received from {data.get('hostname', 'unknown')}")
+    return jsonify({"status": "success"}), 200
+
+if __name__ == '__main__':
+    app.run(host='0.0.0.0', port=5000)

Case study 1/monitoring/collected_data.log

@@ -0,0 +1 @@
+2025-10-28 14:55:03 - {"hostname": "hp-arch", "os": "Linux", "cpu_percent": 1.9, "memory_percent": 30.8, "disk_usage": 85.2, "time": "2025-10-28T14:55:03.021372"}

Case study 1/monitoring/send_metrics.py

@@ -0,0 +1,32 @@
+import psutil
+import platform
+import requests
+import socket
+from datetime import datetime
+
+SERVER_URL = "http://localhost:5000/collect"  # change this!
+
+def collect_metrics():
+    data = {
+        "hostname": socket.gethostname(),
+        "os": platform.system(),
+        "cpu_percent": psutil.cpu_percent(interval=1),
+        "memory_percent": psutil.virtual_memory().percent,
+        "disk_usage": psutil.disk_usage('/').percent,
+        "time": datetime.now().isoformat()
+    }
+    return data
+
+def send_data(data):
+    try:
+        response = requests.post(SERVER_URL, json=data, timeout=5)
+        if response.status_code == 200:
+            print("Data sent successfully")
+        else:
+            print("Server returned:", response.status_code)
+    except Exception as e:
+        print("Error sending data:", e)
+
+if __name__ == "__main__":
+    metrics = collect_metrics()
+    send_data(metrics)