From f405dca771f7238f55d9122d4e252e1c7906f2f6 Mon Sep 17 00:00:00 2001
From: Franziska Kunsmann <hi@kunsmann.eu>
Date: Sat, 14 Nov 2020 12:46:19 +0100
Subject: [PATCH] bundles/pppd: add dyndns capability

---
 bundles/pppd/files/dyndns | 24 ++++++++++++++++++++++++
 bundles/pppd/items.py     |  7 +++++++
 bundles/pppd/metadata.py  |  1 +
 nodes/home/router.py      |  5 +++++
 4 files changed, 37 insertions(+)
 create mode 100644 bundles/pppd/files/dyndns

diff --git a/bundles/pppd/files/dyndns b/bundles/pppd/files/dyndns
new file mode 100644
index 0000000..543b848
--- /dev/null
+++ b/bundles/pppd/files/dyndns
@@ -0,0 +1,24 @@
+#!/usr/bin/env python3
+
+import requests
+from sys import argv
+
+INTERFACE = argv[1]
+LOCAL_IP = argv[4]
+
+UPDATE_URL = '${url}'
+USERNAME = '${username}'
+PASSWORD = '${password}'
+
+r = requests.get(
+    UPDATE_URL.format(
+        ip=LOCAL_IP,
+    ),
+    auth=(
+        USERNAME,
+        PASSWORD,
+    )
+)
+
+with open('/var/tmp/dyndns.monitoring', 'w') as s:
+    s.write(str(r.status_code))
diff --git a/bundles/pppd/items.py b/bundles/pppd/items.py
index 03b79e6..987d692 100644
--- a/bundles/pppd/items.py
+++ b/bundles/pppd/items.py
@@ -76,6 +76,13 @@ files = {
     },
 }
 
+if 'dyndns' in node.metadata['pppd']:
+    files['/etc/ppp/ip-up.d/dyndns'] = {
+        'content_type': 'mako',
+        'context': node.metadata['pppd']['dyndns'],
+        'mode': '0755',
+    }
+
 svc_systemd = {
     'pppoe': {
         'needs': {
diff --git a/bundles/pppd/metadata.py b/bundles/pppd/metadata.py
index 9213ab4..909dfe3 100644
--- a/bundles/pppd/metadata.py
+++ b/bundles/pppd/metadata.py
@@ -3,6 +3,7 @@ defaults = {
         'packages': {
             'ppp': {},
             'pppoe': {},
+            'python3-requests': {},
             'ndisc6': {},
         },
     },
diff --git a/nodes/home/router.py b/nodes/home/router.py
index ba9bd6c..0b4eaed 100644
--- a/nodes/home/router.py
+++ b/nodes/home/router.py
@@ -67,6 +67,11 @@ nodes['home.router'] = {
             'username': vault.decrypt('encrypt$gAAAAABfruZ5AZbgJ3mfMLWqIMx8o4bBRMJsDPD1jElh-vWN_gnhiuZVjrQ1-7Y6zDXNkxXiyhx8rxc2enmvo26axd7EBI8FqknCptXAPruVtDZrBCis4TE='),
             'password': vault.decrypt('encrypt$gAAAAABfruaXEDkaFksFMU8g97ydWyJF8p2KcSDJJBlzaOLDsLL6oCDYjG1kMPVESOzqjn8ThtSht1uZDuMCstA-sATmLS-EWQ=='),
             'interface': 'enp1s0.100',
+            'dyndns': {
+                'url': 'https://ns-1.kunbox.net/nic/update?hostname=franzi-home.kunbox.net&myip={ip}',
+                'username': vault.decrypt('encrypt$gAAAAABfr8DLAJhmUIhdxLq83I8MnRRvkRgDZcO8Brvw1KpvplC3K8ZGj0jIIWD3Us33vIP6t0ybd_mgD8slpRUk78Kqd3BMoQ=='),
+                'password': vault.decrypt('encrypt$gAAAAABfr8Cq5M1hweeJTQAl0dLhFntdlw-QnkIYUQpY-_ycODVWOpyeAwjwOgWLSdsdXIUvqcoiXPZPV-BE12p5C42NGnj9r7sKYpoGz8xfuGIk6haMa2g='),
+            },
         },
         'dhcpd': {
             'subnets': {