adding task files

q5-mithal-monitor/monitor.py

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+import requests
+import socket
+import ssl
+import time
+import csv
+import os
+from datetime import datetime
+
+HOST = "mithal.space"
+URL = f"https://{HOST}"
+SEARCH_URL = f"{URL}/?q=test"
+
+CSV_FILE = "metrics.csv"
+
+
+def check_latency():
+    start = time.time()
+
+    response = requests.get(URL, timeout=10)
+
+    latency = round((time.time() - start) * 1000, 2)
+
+    return latency, response.status_code
+
+
+def check_dns():
+
+    start = time.time()
+
+    socket.gethostbyname(HOST)
+
+    dns_time = round((time.time() - start) * 1000, 2)
+
+    return dns_time
+
+
+def check_ssl():
+
+    context = ssl.create_default_context()
+
+    with context.wrap_socket(
+        socket.socket(),
+        server_hostname=HOST
+    ) as s:
+
+        s.settimeout(10)
+
+        s.connect((HOST, 443))
+
+        cert = s.getpeercert()
+
+    expire = cert["notAfter"]
+
+    expire_date = datetime.strptime(
+        expire,
+        "%b %d %H:%M:%S %Y %Z"
+    )
+
+    remaining = (expire_date - datetime.utcnow()).days
+
+    return expire_date.strftime("%Y-%m-%d"), remaining
+
+
+def check_search():
+
+    start = time.time()
+
+    requests.get(SEARCH_URL, timeout=10)
+
+    search_latency = round(
+        (time.time() - start) * 1000,
+        2
+    )
+
+    return search_latency
+
+
+def save_csv(data):
+
+    file_exists = os.path.isfile(CSV_FILE)
+
+    with open(CSV_FILE, "a", newline="") as file:
+
+        writer = csv.writer(file)
+
+        if not file_exists:
+
+            writer.writerow([
+                "Timestamp",
+                "Latency(ms)",
+                "Status",
+                "DNS(ms)",
+                "SSL Expiry",
+                "Days Left",
+                "Search(ms)"
+            ])
+
+        writer.writerow(data)
+
+
+def monitor():
+
+    while True:
+
+        try:
+
+            latency, status = check_latency()
+
+            dns = check_dns()
+
+            ssl_date, ssl_days = check_ssl()
+
+            search = check_search()
+
+            now = datetime.now().strftime("%Y-%m-%d %H:%M:%S")
+
+            row = [
+                now,
+                latency,
+                status,
+                dns,
+                ssl_date,
+                ssl_days,
+                search
+            ]
+
+            save_csv(row)
+
+            print(row)
+
+        except Exception as e:
+
+            print("Monitoring Error:", e)
+
+        print("Waiting 60 seconds...\n")
+
+        time.sleep(60)
+
+
+if __name__ == "__main__":
+    monitor()
+