Add the option to set the listening host.

defaults/main.yml

@@ -19,6 +19,7 @@ solr_jmx_port_1: 8601
 solr_jmx_enabled: 'false'
 solr_user: solr
 solr_group: solr
+solr_jetty_host: "127.0.0.1"
 # We need to define this one because we are using the tomcat multiple instances role
 solr_base_dir: /opt
 solr_server_dir: '{{ solr_base_dir }}/solr'

templates/solr-default.j2

@@ -29,6 +29,9 @@ SOLR_INSTALL_DIR="{{ solr_data_dir }}"
 # Increase Java Heap as needed to support your indexing / query needs
 SOLR_HEAP="{{ solr_heap }}"
 
+# Listen address. Defaults to localhost
+SOLR_JETTY_HOST="{{ solr_jetty_host }}"
+
 # Expert: If you want finer control over memory options, specify them directly
 # Comment out SOLR_HEAP if you are using this though, that takes precedence
 #SOLR_JAVA_MEM="-Xms512m -Xmx512m"