Fix cluster mode for skydive

If we use multiple skydive analyzers, we need to add this configuration.
Works with one node.

Change-Id: I9b52bf184e269d314e2af2ac80dc45557e3533af

ansible/roles/skydive/templates/skydive-agent.conf.j2

@@ -23,7 +23,7 @@ openstack:
 
 etcd:
   servers:
-{% if enable_etcd == "yes" %}
+{% if enable_etcd | bool %}
 {% for host in groups['etcd'] %}
     - http://{{ hostvars[host]['ansible_' + hostvars[host]['api_interface']]['ipv4']['address'] }}:{{ etcd_client_port }}
 {% endfor %}

ansible/roles/skydive/templates/skydive-analyzer.conf.j2

@@ -19,9 +19,14 @@ openstack:
   domain_name: Default
   endpoint_type: internal
 
+analyzers:
+{% for host in groups['skydive-analyzer'] %}
+  - {{ hostvars[host]['ansible_' + hostvars[host]['api_interface']]['ipv4']['address'] }}:{{ skydive_analyzer_port }}
+{% endfor %}
+
 etcd:
   client_timeout: 100
-{% if enable_etcd == "yes" %}
+{% if enable_etcd | bool %}
   embedded: false
   servers:
 {% for host in groups['etcd'] %}