Download Rhel-server-7.9-x86-64-dvd.iso -

This is a nuanced request because is not publicly downloadable without a subscription.

# Example filename iso_filename = f"rhel-server-{RHEL_VERSION}-{ARCH}-dvd.iso"

# Step 1: Get download URL print("Locating RHEL 7.9 DVD ISO...") try: iso_url = find_iso_download_url(session) except Exception as e: print(f"Error: {e}") print("\nNote: RHEL ISOs require an active subscription.") print("You can download manually from: https://access.redhat.com/downloads") sys.exit(1)

def get_credentials(): config = load_config() username = config.get("username") if not username: username = input("Red Hat username: ") password = getpass("Red Hat password: ") return username, password

raise Exception(f"Could not find {iso_filename} on download page") def download_with_resume(url, output_path, session): headers = {} resume_pos = 0

# This is a placeholder - real Red Hat URLs require token & SHA256 path # In practice, use: https://access.redhat.com/downloads/content/69/ver=/rhel---7/7.9/x86_64/product-software # Then parse for the DVD ISO link.

return total_size def verify_checksum(file_path, expected_sha256): sha256 = hashlib.sha256() with open(file_path, "rb") as f: for chunk in iter(lambda: f.read(4096), b""): sha256.update(chunk) actual = sha256.hexdigest() if actual != expected_sha256: raise Exception(f"Checksum mismatch: expected {expected_sha256}, got {actual}") print("Checksum verified successfully.")

def main(): username, password = get_credentials() session = requests.Session() session.auth = (username, password)