Add landing page for front-end router.

roles/lockss-config-frontend/tasks/main.yml

@@ -7,6 +7,13 @@
     owner: root
     mode: 0644
 
+- name: Install landing page.
+  template:
+    dest: /root/ingress-index.html
+    src: index.html.j2
+    owner: root
+    mode: 0644
+
 - name: Add ferm rule.
   template:
     dest: /etc/ferm.d/11-in-lockss-frontend.ferm
@@ -29,4 +36,5 @@
          -p 80:80
          --network host
          -v /root/ingress-httpd.conf:/usr/local/apache2/conf/httpd.conf
+         -v /root/ingress-index.html:/usr/local/apache2/htdocs/index.html
          httpd:2.4

roles/lockss-config-frontend/templates/httpd.conf.j2

@@ -83,13 +83,16 @@ SSLRandomSeed startup builtin
 SSLRandomSeed connect builtin
 </IfModule>
 
-RedirectMatch ^/$ /{{ lockss_frontend_default_backend }}/
-
 LoadModule proxy_module modules/mod_proxy.so
 LoadModule proxy_http_module modules/mod_proxy_http.so
 ProxyRequests off
+
+LoadModule rewrite_module modules/mod_rewrite.so
+RewriteEngine on
+
 {% for b in lockss_frontend_backends %}
 ProxyPass /{{ b.name }}/ http://{{ lockss_hostname }}:{{ b.port }}/
+RewriteRule ^/{{ b.name }}$ /{{ b.name }}/ [R]
 {% endfor %}
 
 LoadModule proxy_html_module modules/mod_proxy_html.so

roles/lockss-config-frontend/vars/main.yml

@@ -2,25 +2,35 @@
 
 lockss_frontend_backends:
   - name: config
+    memo: Configuration service
     port: 24621
   - name: api/config
+    memo: Configuration service API
     port: 24620
   - name: crawler
+    memo: Cralwer service
     port: 24631
   - name: api/crawler
+    memo: Crawler service API
     port: 24630
   - name: metadata-extraction
+    memo: Metadata extraction
     port: 24641
   - name: api/metadata-extraction
+    memo: Metadata extraction API
     port: 24640
   - name: metadata-query
+    memo: Metadata query
     port: 24651
   - name: api/metadata-query
+    memo: Metadata query API
     port: 24650
   - name: api/repo
+    memo: Repository API
     port: 24610
   - name: pywb
+    memo: Python Wayback Machine
     port: 8080
   - name: solr
+    memo: Solr console
     port: 8983
-lockss_frontend_default_backend: config