feat: add keepalived (unused)

ansible/roles/keepalived/handlers/main.yaml

@@ -0,0 +1,4 @@
+- name: Restart keepalived
+  ansible.builtin.service:
+    name: keepalived
+    state: restarted

ansible/roles/keepalived/tasks/main.yaml

@@ -0,0 +1,12 @@
+- name: Install keepalived
+  ansible.builtin.apt:
+    pkg:
+      - keepalived
+    state: present
+
+- name: Install keepalived config
+  ansible.builtin.template:
+    src: keepalived.conf.j2
+    dest: /etc/keepalived/keepalived.conf
+    mode: "0644"
+  notify: Restart keepalived

ansible/roles/keepalived/templates/keepalived.conf.j2

@@ -0,0 +1,19 @@
+vrrp_instance VI_1 {
+    state MASTER
+    interface enp5s0
+    virtual_router_id 51
+    priority 100
+    advert_int 1
+    authentication {
+        auth_type PASS
+        auth_pass 1111
+    }
+    virtual_ipaddress {
+        10.150.0.100
+        10.150.0.101
+        10.150.0.102
+    }
+
+    # Allow packets addressed to the VIPs above to be received
+    accept
+}