diff --git a/controller.py b/controller.py
new file mode 100644
index 0000000000000000000000000000000000000000..b1cc4747802d45397b136b7bd11ce4a8f6b8e1aa
--- /dev/null
+++ b/controller.py
@@ -0,0 +1,70 @@
+#!/usr/bin/env python
+#-*- encoding; utf-8 -*-
+#
+# Author: Christian Rebischke <chris.rebischke@archlinux.org>
+# This file is licensed under GPLv3
+
+import urllib.request
+import json
+import datetime
+import sys
+import subprocess
+import os.path
+
+API_URL = 'https://app.vagrantup.com/api/v1/box/archlinux/archlinux'
+THIS_MONTH = int(datetime.datetime.now().strftime("%m"))
+LEN_RELEASES = 2
+CWD = '/srv/arch-boxes/arch-boxes'
+ISO_PATH = '/srv/ftp/iso/latest/archlinux-' + datetime.datetime.now().strftime(
+    "%Y.%m") + '.01-x86_64.iso'
+ISO_CHECKSUM_PATH = '/srv/ftp/iso/latest/sha1sums.txt'
+PACKER_CMD_TEMPLATE = [
+    "/usr/bin/packer", "build", "parallel=false", "-var",
+    "'headless=true'", "-var", "'write_zeroes=yes'",
+    "-except=vmware-iso", "vagrant.json"
+]
+
+def main():
+    are_resources_present()
+    with urllib.request.urlopen(API_URL) as response:
+        data = json.load(response)
+        release_version = data['current_version']['version']
+        release_providers = data['current_version']['providers']
+        if not is_latest(release_version):
+            subprocess.call(PACKER_CMD_TEMPLATE, cwd=CWD)
+        else:
+            if not all_released(release_providers):
+                determine_missing_release(release_providers)
+
+
+def are_resources_present():
+    if os.path.exists(ISO_PATH) and os.path.exists(ISO_CHECKSUM_PATH):
+        pass
+    else:
+        sys.exit(1)
+
+
+def build_packer_call(provider):
+    provider_map = {
+        "virtualbox": "virtualbox",
+        "libvirt": "qemu"
+    }
+    packer = PACKER_CMD_TEMPLATE.copy()
+    packer[7] += ","
+    packer[7] += provider_map[provider]
+    return packer
+        
+def determine_missing_release(release_providers):
+    subprocess.call(build_packer_call(release_providers[0]['name']), cwd=CWD)
+
+def is_latest(release_version):
+    release_month = int(release_version.split(".")[1])
+    return THIS_MONTH <= release_month
+
+
+def all_released(release_providers):
+    return LEN_RELEASES <= len(release_providers)
+
+
+if __name__ == '__main__':
+    main()