bugfixes in HA configuration

templates/kea-dhcp-ha.j2

@@ -26,32 +26,31 @@
 {%-      endif %}
 {%-    endfor %}   
 
-{%-    if (ha_servers | length) > 1 -%}
+{%    if (ha_servers | length) > 1 %}
     "hooks-libraries": [
        {
-          "library": "/usr/lib/hooks/libdhcp_lease_cmds.so",
+          "library": "{{ system_app_root }}/lib/hooks/libdhcp_lease_cmds.so",
           "parameters": { }
        },
        {
-          "library": "/usr/lib/hooks/libdhcp_ha.so",
+          "library": "{{ system_app_root }}/lib/hooks/libdhcp_ha.so",
           "parameters": {
               "high-availability": [ {
                  "this-server-name": "{{ inventory_hostname }}",
-{%-    if kea_ha_mode == "loadbalancing" %}
+{%    if kea_ha_mode == "loadbalancing" %}
                  "mode": "load-balancing",
-{%-    else -%}
+{%    else %}
                  "mode": "hot-standby",
-{%-    endif -%}
+{%    endif %}
                  "heartbeat-delay": 10000,
                  "max-response-delay": 10000,
                  "max-ack-delay": 5000,
                  "max-unacked-clients": 5,
-                 "peers": [
-                    {{ ha_servers | to_nice_json(indent=8) }}
-                 ]
+                 "peers": {{ ha_servers | to_nice_json(indent=8) }}
               }
           ]
       }
-    ]
+     }
+  ],
 {%-    endif -%}
 {%- endmacro %}