Restructure directory layout

To make this better than the unorganized mess it used to be.

sysadmin/certbot_dns_iwantmyname.py

@@ -0,0 +1,43 @@
+#!/usr/bin/python3
+
+# SPDX-FileCopyrightText: 2021 Luca Beltrame <lbeltrame@kde.org>
+#
+# SPDX-License-Identifier: BSD-3-Clause
+
+import os
+import time
+
+import requests
+
+IWANTMYNAME_ENDPOINT = "https://iwantmyname.com/basicauth/ddns"
+
+
+def main():
+
+    with open("/etc/letsencrypt/credentials") as handle:
+        user, password = handle.read().strip().split()
+
+    domain = os.environ["CERTBOT_DOMAIN"]
+    validation_token = os.environ["CERTBOT_VALIDATION"]
+
+    print("DEBUG", domain, validation_token)
+
+    if "*." in domain:
+        domain = domain.replace("*.", "")
+
+    subdomain = f"_acme-challenge.{domain}"
+
+    params = {
+        "hostname": subdomain,
+        "type": "txt",
+        "value": validation_token
+    }
+
+    req = requests.get(IWANTMYNAME_ENDPOINT, params=params,
+                       auth=(user, password))
+
+    time.sleep(60)
+
+
+if __name__ == "__main__":
+    main()