Add some work on loadbalancer

templates/etc/keepalived/keepalived.conf.j2

@@ -0,0 +1,33 @@
+! Configuration File for keepalived
+global_defs {
+   router_id LVS_DEVEL
+}
+    
+vrrp_script check_apiserver {
+   script "/etc/keepalived/check_apiserver.sh"
+   interval 3
+   weight -2
+   fall 10
+   rise 2
+}
+    
+vrrp_instance VI_1 {
+    state {{ item.state }}
+    interface {{ item.interface }}
+    virtual_router_id 51
+{% if item.state == "MASTER" %}
+    priority 101
+{% elif item.state == "BACKUP" %}
+    priority 100
+{% endif %}
+    authentication {
+        auth_type PASS
+        auth_pass {{ item.auth_pass }}
+    }
+    virtual_ipaddress {
+        {{ item.lbip }}
+    }
+    track_script {
+        check_apiserver
+    }
+}