From 9c5a185588a3920fd44ff11a99a210f9d5150d1b Mon Sep 17 00:00:00 2001
From: Matej Focko <me@mfocko.xyz>
Date: Mon, 11 Nov 2024 17:30:02 +0100
Subject: [PATCH] feat(ddns): support Porkbun in the DDNS

Signed-off-by: Matej Focko <me@mfocko.xyz>
---
 roles/ddns/defaults/main.yml        | 12 ++++++++++++
 roles/ddns/files/ddns.service       |  7 -------
 roles/ddns/files/ddns.timer         | 10 ----------
 roles/ddns/tasks/main.yml           | 29 +++++++++--------------------
 roles/ddns/templates/ddns.container | 12 ++++++++++++
 roles/ddns/templates/ddns.ini       |  4 ++++
 roles/ddns/templates/inadyn.conf    | 15 ---------------
 7 files changed, 37 insertions(+), 52 deletions(-)
 create mode 100644 roles/ddns/defaults/main.yml
 delete mode 100644 roles/ddns/files/ddns.service
 delete mode 100644 roles/ddns/files/ddns.timer
 create mode 100644 roles/ddns/templates/ddns.container
 create mode 100644 roles/ddns/templates/ddns.ini
 delete mode 100644 roles/ddns/templates/inadyn.conf

diff --git a/roles/ddns/defaults/main.yml b/roles/ddns/defaults/main.yml
new file mode 100644
index 0000000..2c60a68
--- /dev/null
+++ b/roles/ddns/defaults/main.yml
@@ -0,0 +1,12 @@
+---
+# Domain for which the DDNS manages DDNS entries
+ddns_domain: None
+
+# List of all subdomains on the said domain for which the IP should be set
+ddns_subdomains: []
+
+# ‹apikey› provided by Porkbun
+ddns_porkbun_apikey: None
+
+# ‹secretapikey› provided by Porkbun
+ddns_porkbun_secretapikey: None
diff --git a/roles/ddns/files/ddns.service b/roles/ddns/files/ddns.service
deleted file mode 100644
index 08602fa..0000000
--- a/roles/ddns/files/ddns.service
+++ /dev/null
@@ -1,7 +0,0 @@
-[Unit]
-Description=Run inadyn in a container to update DNS
-After=network.target
-
-[Service]
-Type=oneshot
-ExecStart=podman run --rm -v "/etc/inadyn.conf:/etc/inadyn.conf" -v "/var/cache/inadyn:/var/cache/inadyn" docker.io/troglobit/inadyn:latest -1 --cache-dir=/var/cache/inadyn
diff --git a/roles/ddns/files/ddns.timer b/roles/ddns/files/ddns.timer
deleted file mode 100644
index 5272716..0000000
--- a/roles/ddns/files/ddns.timer
+++ /dev/null
@@ -1,10 +0,0 @@
-[Unit]
-Description=Run inadyn every 15 minutes
-
-[Timer]
-OnCalendar=*:00,15,30,45:00
-RandomizedDelaySec=1h
-Persistent=true
-
-[Install]
-WantedBy=timers.target
diff --git a/roles/ddns/tasks/main.yml b/roles/ddns/tasks/main.yml
index 203ab76..0217617 100644
--- a/roles/ddns/tasks/main.yml
+++ b/roles/ddns/tasks/main.yml
@@ -1,34 +1,23 @@
 ---
-- name: Install the config file
+- name: Install the config file for DDNS
   ansible.builtin.template:
-    src: templates/inadyn.conf
-    dest: /etc/inadyn.conf
+    src: templates/ddns.ini
+    dest: /etc/ddns.conf
     mode: 0600
     owner: root
     group: root
 
-- name: Create the cache directory
-  ansible.builtin.file:
-    path: /var/cache/inadyn
-    state: directory
-    mode: 0700
-    owner: root
-    group: root
-
-- name: Install the unit files
-  ansible.builtin.copy:
-    src: files/{{ item }}
-    dest: /etc/systemd/system/{{ item }}
+- name: Install the DDNS quadlet
+  ansible.builtin.template:
+    src: templates/ddns.container
+    dest: /etc/containers/systemd/ddns.container
     mode: 0644
     owner: root
     group: root
-  loop:
-    - ddns.service
-    - ddns.timer
 
-- name: Enable the timer
+- name: Enable the DDNS quadlet
   ansible.builtin.systemd_service:
     daemon_reload: true
     enabled: true
-    name: ddns.timer
+    name: ddns.service
     state: "started"
diff --git a/roles/ddns/templates/ddns.container b/roles/ddns/templates/ddns.container
new file mode 100644
index 0000000..4cb89b0
--- /dev/null
+++ b/roles/ddns/templates/ddns.container
@@ -0,0 +1,12 @@
+[Unit]
+Description=DDNS Update
+
+[Container]
+Image=docker.io/mietzen/porkbun-ddns:latest
+EnvironmentFile=/etc/ddns.ini
+
+[Service]
+Restart=always
+
+[Install]
+WantedBy=multi-user.target
diff --git a/roles/ddns/templates/ddns.ini b/roles/ddns/templates/ddns.ini
new file mode 100644
index 0000000..ad73d03
--- /dev/null
+++ b/roles/ddns/templates/ddns.ini
@@ -0,0 +1,4 @@
+DOMAIN={{ ddns_domain }}
+SUBDOMAINS={{ ','.join(ddns_subdomains) }}
+APIKEY={{ ddns_porkbun_apikey }}
+SECRETAPIKEY={{ ddns_porkbun_secretapikey }}
diff --git a/roles/ddns/templates/inadyn.conf b/roles/ddns/templates/inadyn.conf
deleted file mode 100644
index 52bfa62..0000000
--- a/roles/ddns/templates/inadyn.conf
+++ /dev/null
@@ -1,15 +0,0 @@
-period     = 300
-allow-ipv6 = true
-
-provider cloudflare.com:1 {
-    username = {{ cloudflare_zone }}
-    password = {{ cloudflare_token }}
-    hostname = {{ host_fqdn }}
-}
-
-provider cloudflare.com:2 {
-    username = {{ cloudflare_zone }}
-    password = {{ cloudflare_token }}
-    hostname = {{ host_fqdn }}
-    wildcard = true
-}