Migrate to Hetzner cloud

roles/keepalived-hcloud/templates/keepalived.conf.j2

@@ -0,0 +1,41 @@
+vrrp_script check_nginx {
+    script /etc/keepalived/check_nginx.sh
+    interval 3
+    fall 5
+    rise 1
+}
+
+vrrp_instance VI_1 {
+{% if inventory_hostname == groups['kube-node'][0] %}
+	state MASTER
+{% else %}
+    state BACKUP
+{% endif %}
+    priority 100
+    interface eth0
+    virtual_router_id 50
+
+    unicast_src_ip {{ hostvars[inventory_hostname]['ipv4'] }}
+    unicast_peer {
+{% for host in (groups['kube-node']) %}
+{% if host != inventory_hostname %}
+		{{ hostvars[host]['ipv4'] }}
+{% endif %}
+{% endfor %}
+    }
+
+    authentication {
+        auth_type PASS
+        auth_pass "{{ keepalived_shared_secret }}"
+    }
+
+    virtual_ipaddress {
+        {{ floating_ip }}
+    }
+
+    track_script {
+        chk_haproxy
+    }
+
+    notify /etc/keepalived/hcloud_failover.py
+}