Allow support for tomcat rewrite valve and rewrites

Author: dgoodellrhy

defaults/main.yml

@@ -89,4 +89,6 @@ tomcat_enable_manager: false
 tomcat_manager_remoteaddr_allow: "127\\.0\\.0\\.1"
 tomcat_manager_password: 'SETME'
 
+tomcat_rewrite_rules: []
+
 tomcat_start_service: false

tasks/main.yml

@@ -53,6 +53,26 @@
     mode: '0640'
   tags: ['tomcat']
 
+- name: create host config directory for tomcat rewrite rules (if applicable)
+  file:
+    path: "{{ tomcat_catalina_base }}/conf/Catalina/{{ tomcat_default_host }}"
+    state: directory
+    owner: "{{ tomcat_user }}"
+    group: "{{ tomcat_group }}"
+    mode: '0750'
+  when: tomcat_rewrite_rules|length > 0
+  tags: ['tomcat']
+
+- name: ensure tomcat rewrite rules are placed (if applicable)
+  copy:
+    content: "{{ tomcat_rewrite_rules | join('\n')}}"
+    dest: "{{ tomcat_catalina_base }}/conf/Catalina/{{ tomcat_default_host }}/rewrite.config"
+    owner: "{{ tomcat_user }}"
+    group: "{{ tomcat_group }}"
+    mode: '0640'
+  when: tomcat_rewrite_rules|length > 0
+  tags: ['tomcat']
+
 - name: create defaultHost directory
   file: path="{{ tomcat_catalina_base }}/conf/Catalina/{{ tomcat_default_host }}" state=directory owner="{{ tomcat_user }}" group="{{ tomcat_group }}" mode='0750'
   tags: ['tomcat']

templates/catalina_base.conf.server.xml.j2

@@ -45,7 +45,9 @@
                 remoteIpProxiesHeader="x-forwarded-by"
                 protocolHeader="x-forwarded-proto" />
 {% endif %}
-
+{% if tomcat_rewrite_rules|length > 0 %}
+        <Valve className="org.apache.catalina.valves.rewrite.RewriteValve" />
+{% endif %}
         <Valve className="org.apache.catalina.valves.AccessLogValve" directory="logs"
                prefix="localhost_access_log" suffix=".txt"
                pattern="%h %l %u %t &quot;%r&quot; %s %b" />