Fixes Puppet Forge wsgi application entry point

https://pulp.plan.io/issues/1599
closes #1599

pulp_puppet_plugins/pulp_puppet/forge/urls.py

@@ -1,10 +1,7 @@
 from django.conf.urls import patterns, url
 from pulp_puppet.forge.views.releases import ReleasesView, ReleasesPost36View
-from pulp.server.db import connection
 
 
-connection.initialize()
-
 urlpatterns = patterns('',
     url(r'^pulp_puppet/forge/([^/]+)/([^/]+)/api/v1/releases.json', ReleasesView.as_view(),
         name='post_33_releases'),

pulp_puppet_plugins/pulp_puppet/forge/wsgi.py

@@ -8,7 +8,40 @@
 """
 
 import os
+import logging
+
 os.environ.setdefault("DJANGO_SETTINGS_MODULE", "pulp_puppet.forge.settings")
 
 from django.core.wsgi import get_wsgi_application
-application = get_wsgi_application()
+from pulp.server.webservices.application import SaveEnvironWSGIHandler
+from pulp.server import initialization, logs
+
+
+def wsgi_application():
+    """
+    Application factory to create, configure, and return a WSGI application
+    using the django framework
+
+    :return: wsgi application callable
+    """
+    try:
+        logger = logging.getLogger(__name__)
+        logs.start_logging()
+        initialization.initialize()
+    except initialization.InitializationException, e:
+        logger.fatal('*************************************************************')
+        logger.fatal('The Pulp Puppet Forge server failed to start due to the following reasons:')
+        logger.exception('  ' + e.message)
+        logger.fatal('*************************************************************')
+        raise e
+    except Exception as e:
+        logger.fatal('*************************************************************')
+        logger.exception('The Pulp Puppet Forge encountered an unexpected failure during initialization')
+        logger.fatal('*************************************************************')
+        raise e
+
+    logger.info('*************************************************************')
+    logger.info('The Pulp Puppet Forge has been successfully initialized')
+    logger.info('*************************************************************')
+
+    return SaveEnvironWSGIHandler(get_wsgi_application())

pulp_puppet_plugins/usr/share/pulp/wsgi/puppet_forge.wsgi

@@ -4,9 +4,7 @@ It exposes the WSGI callable as a module-level variable named ``application``.
 For more information on this file, see
 https://docs.djangoproject.com/en/1.6/howto/deployment/wsgi/
 """
+from pulp_puppet.forge.wsgi import wsgi_application
 
-import os
-os.environ.setdefault("DJANGO_SETTINGS_MODULE", "pulp_puppet.forge.settings")
 
-from django.core.wsgi import get_wsgi_application
-application = get_wsgi_application()
+application = wsgi_application()