From 02f19cbd390d5b0977f6156c7b5550d4a5fa7b5e Mon Sep 17 00:00:00 2001
From: Jonathan Agmon <jojo@agmon.co.il>
Date: Wed, 22 Apr 2026 09:05:36 +0300
Subject: [PATCH] add update-config

---
 ansible/playbooks/k3s-update-config.yml | 42 +++++++++++++++++++++++++
 1 file changed, 42 insertions(+)
 create mode 100644 ansible/playbooks/k3s-update-config.yml

diff --git a/ansible/playbooks/k3s-update-config.yml b/ansible/playbooks/k3s-update-config.yml
new file mode 100644
index 0000000..b60832e
--- /dev/null
+++ b/ansible/playbooks/k3s-update-config.yml
@@ -0,0 +1,42 @@
+---
+- name: Update k3s config and restart service on all nodes
+  hosts: k3s
+  become: true
+  serial: 1
+
+  pre_tasks:
+    - name: Detect network interface for ansible_host
+      ansible.builtin.shell: |
+        set -o pipefail
+        ip route get {{ ansible_host }} | grep -oP 'dev \K\w+' | head -1
+      register: detected_iface
+      changed_when: false
+      failed_when: false
+
+    - name: Set fact for node interface
+      ansible.builtin.set_fact:
+        k3s_node_iface: "{{ detected_iface.stdout | default('') }}"
+      when: detected_iface.rc == 0 and detected_iface.stdout | length > 0
+
+  tasks:
+    - name: Deploy k3s config.yaml
+      ansible.builtin.template:
+        src: templates/config.yaml
+        dest: /etc/rancher/k3s/config.yaml
+        owner: root
+        group: root
+        mode: "0600"
+      notify: Restart k3s
+
+  handlers:
+    - name: Restart k3s
+      ansible.builtin.shell: |
+        sleep 2 && systemctl daemon-reload && systemctl restart k3s
+      async: 60
+      poll: 0
+
+    - name: Wait for k3s to come back
+      ansible.builtin.wait_for_connection:
+        delay: 15
+        timeout: 120
+      listen: Restart k3s