library/roles/ckan: Modify the wsgi configuration to pass the correct http protocol headers to the application.

d4science-ghn-cluster: ckan, fix the nginx templates and cleanup some of the tasks.

ckan/ckan/tasks/ckan.yml

@@ -14,6 +14,11 @@
   notify: Restart CKAN
   tags: [ 'ckan', 'ckan_ini' ]
 
+- name: Install the apache.wsgi
+  template: src=apache.wsgi.j2 dest={{ ckan_confdir }}/apache.wsgi
+  notify: Restart CKAN
+  tags: [ 'ckan', 'apache' ]
+
 - name: Create the base directory for the CKAN file storage
   file: dest={{ ckan_file_storage_dir }} state=directory owner={{ apache_user }} group={{ ckan_shell_user }} mode=2770
   tags: ckan

ckan/ckan/templates/apache.wsgi.j2

@@ -0,0 +1,14 @@
+import os
+activate_this = os.path.join('/usr/lib/ckan/default/bin/activate_this.py')
+execfile(activate_this, dict(__file__=activate_this))
+
+from paste.deploy import loadapp
+
+config_filepath = os.path.join(os.path.dirname(os.path.abspath(__file__)), 'production.ini')
+from paste.script.util.logging_config import fileConfig
+fileConfig(config_filepath)
+_application = loadapp('config:%s' % config_filepath)
+
+def application(environ, start_response):
+    environ['wsgi.url_scheme'] = environ.get('HTTP_X_URL_SCHEME', 'http')
+    return _application(environ, start_response)