Merge pull request #60 from barryib/add-proxy-for-plugins-installation

Define a proxy for plugin installation

tasks/checkParameters.yml

@@ -3,6 +3,9 @@
 - fail: msg="es_instance_name must be specified and cannot be blank"
   when: es_instance_name is not defined or es_instance_name == ''
 
+- fail: msg="es_proxy_port must be specified and cannot be blank when es_proxy_host is defined"
+  when: (es_proxy_port is not defined or es_proxy_port == '') and (es_proxy_host is defined and es_proxy_host != '')
+
 - set_fact: multi_cast={{ (es_version | version_compare('2.0', '<') and es_config['discovery.zen.ping.multicast.enabled'] is not defined) or (es_config['discovery.zen.ping.multicast.enabled'] is defined and es_config['discovery.zen.ping.multicast.enabled'])}}
 
 - debug: msg="WARNING - It is recommended you specify the parameter 'http.port' when multicast is disabled"

tasks/elasticsearch-plugins.yml

@@ -30,7 +30,15 @@
 
 - name: Install elasticsearch plugins
   #debug: var=item
-  command: "{{es_home}}/bin/plugin install {{ item.plugin }}{% if item.version is defined and item.version != '' %}/{{ item.version }}{% endif %} --silent"
+  command: >
+    {{es_home}}/bin/plugin install
+    {{ item.plugin }}{% if item.version is defined and item.version != '' %}/{{ item.version }}{% endif %}
+    {% if item.proxy_host is defined and item.proxy_host != '' and item.proxy_port is defined and item.proxy_port != ''%}
+    -DproxyHost={{ item.proxy_host }} -DproxyPort={{ item.proxy_port }}
+    {% elif es_proxy_host is defined and es_proxy_host != '' %}
+    -DproxyHost={{ es_proxy_host }} -DproxyPort={{ es_proxy_port }}
+    {% endif %}
+    --silent
   register: plugin_installed
   failed_when: "'Failed to install' in plugin_installed.stderr"
   changed_when: plugin_installed.rc == 0