Q5: Answer

q5-mithal-monitor/monitor.py

@@ -0,0 +1,97 @@
+import requests
+import socket
+import ssl
+import time
+import json
+import os
+from datetime import datetime
+
+TARGET_HOST = "mithal.space"
+TARGET_URL = f"https://{TARGET_HOST}"
+DATA_FILE = "metrics.json"
+MAX_RECORDS = 1440  
+
+def get_dns_latency():
+    """حساب وقت تحليل الـ DNS بالملي ثانية"""
+    start_time = time.time()
+    try:
+        socket.gethostbyname(TARGET_HOST)
+        return round((time.time() - start_time) * 1000, 2)
+    except Exception:
+        return 0
+
+def get_ssl_expiry_days():
+    """التحقق من شهادة SSL وحساب الأيام المتبقية"""
+    try:
+        context = ssl.create_default_context()
+        with socket.create_connection((TARGET_HOST, 443), timeout=5) as sock:
+            with context.wrap_socket(sock, server_hostname=TARGET_HOST) as ssock:
+                ssl_info = ssock.getpeercert()
+                expire_date_str = ssl_info['notAfter']
+                expire_date = datetime.strptime(expire_date_str, "%b %d %H:%M:%S %Y %Z")
+                remaining = expire_date - datetime.utcnow()
+                return remaining.days
+    except Exception:
+        return 0
+
+def check_health():
+    """جمع كل المقاييس المطلوبة"""
+    metrics = {
+        "timestamp": datetime.now().strftime("%Y-%m-%d %H:%M:%S"),
+        "uptime_status": "Down",
+        "latency_ms": 0,
+        "ssl_days_left": get_ssl_expiry_days(),
+        "dns_latency_ms": get_dns_latency(),
+        "search_latency_ms": 0
+    }
+
+    try:
+        response = requests.get(TARGET_URL, timeout=10)
+        metrics["latency_ms"] = round(response.elapsed.total_seconds() * 1000, 2)
+        if response.status_code == 200:
+            metrics["uptime_status"] = "Up"
+        else:
+            metrics["uptime_status"] = f"Error {response.status_code}"
+    except Exception:
+        metrics["uptime_status"] = "Down"
+
+    try:
+        search_res = requests.get(TARGET_URL, params={"q": "test"}, timeout=10)
+        metrics["search_latency_ms"] = round(search_res.elapsed.total_seconds() * 1000, 2)
+    except Exception:
+        metrics["search_latency_ms"] = 0
+
+    return metrics
+
+def save_metrics(new_metric):
+    """حفظ البيانات في ملف JSON"""
+    data = []
+    if os.path.exists(DATA_FILE):
+        try:
+            with open(DATA_FILE, "r") as f:
+                data = json.load(f)
+        except json.JSONDecodeError:
+            data = []
+    
+    data.append(new_metric)
+    
+    if len(data) > MAX_RECORDS:
+        data = data[-MAX_RECORDS:]
+        
+    with open(DATA_FILE, "w") as f:
+        json.dump(data, f, indent=4)
+
+if __name__ == "__main__":
+    print(f"Starting monitoring for {TARGET_HOST}... (Press Ctrl+C to stop)")
+    while True:
+        try:
+            metrics = check_health()
+            save_metrics(metrics)
+            print(f"[{metrics['timestamp']}] Logged: {metrics['uptime_status']} | Latency: {metrics['latency_ms']}ms | SSL: {metrics['ssl_days_left']} days left")
+            time.sleep(60) 
+        except KeyboardInterrupt:
+            print("\nMonitoring stopped by user.")
+            break
+        except Exception as e:
+            print(f"Unexpected error: {e}")
+            time.sleep(60)