#!/bin/bash

# Configuration
URL="https://your-website.com"
EXPECTED_STATUS="200"
RECIPIENT_EMAIL="admin@your-website.com"
LOG_FILE="/var/log/website_health.log"

# Function to send email alert
send_alert() {
  SUBJECT="Website Down Alert: $URL"
  BODY="Website $URL is returning HTTP status $1 instead of $EXPECTED_STATUS at $(date)."
  echo -e "$BODY" | mail -s "$SUBJECT" "$RECIPIENT_EMAIL"
  echo "$(date) - ALERT SENT: $BODY" >> "$LOG_FILE"
}

# Check website status
HTTP_STATUS=$(curl -o /dev/null -s -w '%{http_code}' "$URL")

if [ "$HTTP_STATUS" -ne "$EXPECTED_STATUS" ]; then
  send_alert "$HTTP_STATUS"
  echo "$(date) - Website $URL is DOWN (Status: $HTTP_STATUS)" >> "$LOG_FILE"
else
  echo "$(date) - Website $URL is UP (Status: $HTTP_STATUS)" >> "$LOG_FILE"
fi