Update elasticsearch and kibana version to 5.x

Change the path for kibana binary and add upgrade tasks for
elasticsearch [1].

[1] https://www.elastic.co/guide/en/elasticsearch/reference/5.0/restart-upgrade.html

Depends-On: I8ed60eab2c15ae966960bcbeadb7aa25fece83a5
Change-Id: I9f566c0cb808c905736cc4090539672863260ad5
Implements: bp-elasticsearch-upgrade

ansible/roles/elasticsearch/tasks/upgrade.yml

@@ -1,4 +1,43 @@
 ---
+# The official procedure for upgrade elasticsearch:
+# https://www.elastic.co/guide/en/elasticsearch/reference/5.6/restart-upgrade.html
+- name: Disable shard allocation
+  uri:
+    url: "{{ internal_protocol }}://{{ kolla_internal_vip_address }}:{{ elasticsearch_port }}/_cluster/settings"
+    method: PUT
+    status_code: 200
+    return_content: yes
+    body: {"transient":{"cluster.routing.allocation.enable": "none"}}
+    body_format: json
+  delegate_to: "{{ groups['elasticsearch'][0] }}"
+  run_once: true
+
+- name: Perform a synced flush
+  uri:
+    url: "{{ internal_protocol }}://{{ kolla_internal_vip_address }}:{{ elasticsearch_port }}/_flush/synced"
+    method: POST
+    status_code: 200
+    return_content: yes
+    body_format: json
+  delegate_to: "{{ groups['elasticsearch'][0] }}"
+  run_once: true
+
+# Stop all elasticsearch containers before applying configuration to ensure
+# handlers are triggered to restart them.
+- name: Stopping all elasticsearch containers
+  vars:
+    service_name: "elasticsearch"
+    service: "{{ elasticsearch_services[service_name] }}"
+  become: true
+  kolla_docker:
+    action: "stop_container"
+    common_options: "{{ docker_common_options }}"
+    name: "elasticsearch"
+    image: "{{ service.image }}"
+    environment: "{{ service.environment }}"
+    volumes: "{{ service.volumes }}"
+  when: inventory_hostname in groups[service.group]
+
 - include_tasks: config.yml
 
 - name: Flush handlers

ansible/roles/kibana/templates/kibana.json.j2

@@ -1,9 +1,9 @@
 {
-    "command": "/opt/kibana/bin/kibana",
+    "command": "/usr/share/kibana/bin/kibana",
     "config_files": [
         {
             "source": "{{ container_config_directory }}/kibana.yml",
-            "dest": "/opt/kibana/config/kibana.yml",
+            "dest": "/etc/kibana/kibana.yml",
             "owner": "kibana",
             "perm": "0640"
         }

ansible/roles/kibana/templates/kibana.yml.j2

@@ -5,15 +5,4 @@ server.host: "{{ api_interface_address }}"
 elasticsearch.url: "{{ internal_protocol }}://{{ kolla_internal_vip_address }}:{{ elasticsearch_port }}"
 elasticsearch.requestTimeout: {{ kibana_elasticsearch_request_timeout }}
 elasticsearch.shardTimeout: {{ kibana_elasticsearch_shard_timeout }}
-elasticsearch.ssl.verify: {{ kibana_elasticsearch_ssl_verify }}
-bundled_plugin_ids:
- - plugins/dashboard/index
- - plugins/discover/index
- - plugins/doc/index
- - plugins/kibana/index
- - plugins/markdown_vis/index
- - plugins/metric_vis/index
- - plugins/settings/index
- - plugins/table_vis/index
- - plugins/vis_types/index
- - plugins/visualize/index
+elasticsearch.ssl.verificationMode: "{{ 'full' if kibana_elasticsearch_ssl_verify | bool else 'none' }}"