Fix for django-jsonfield to work on Django 1.4.1 (default with Ubuntu 12.10, fix for AC-222), update settings to provide more information when unable to load local/global settings file.

awx/__init__.py

@@ -33,7 +33,7 @@ def find_commands(management_dir):
         pass
     return commands
 
-def manage():
+def prepare_env():
     # Update the default settings environment variable based on current mode.
     os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'awx.settings.%s' % MODE)
     # Add local site-packages directory to path.
@@ -48,6 +48,20 @@ def manage():
     # Monkeypatch Django find_commands to also work with .pyc files.
     import django.core.management
     django.core.management.find_commands = find_commands
+    # Fixup sys.modules reference to django.utils.six to allow jsonfield to
+    # work when using Django 1.4.
+    import django.utils
+    try:
+        import django.utils.six
+    except ImportError:
+        import six
+        sys.modules['django.utils.six'] = sys.modules['six']
+        django.utils.six = sys.modules['django.utils.six']
+        from django.utils import six
+
+def manage():
+    # Prepare the AWX environment.
+    prepare_env()
     # Now run the command (or display the version).
     from django.core.management import execute_from_command_line
     if len(sys.argv) >= 2 and sys.argv[1] in ('version', '--version'):

awx/settings/development.py

@@ -16,5 +16,8 @@ try:
     class dummymodule(str):
         __file__ = property(lambda self: self)
     sys.modules['local_settings'] = dummymodule(local_settings_file)
-except IOError:
-    pass
+except IOError, e:
+    from django.core.exceptions import ImproperlyConfigured
+    if os.path.exists(settings_file):
+        msg = 'Unable to load %s: %s' % (local_settings_file, str(e))
+        raise ImproperlyConfigured(msg)

awx/settings/production.py

@@ -33,10 +33,13 @@ settings_file = os.environ.get('AWX_SETTINGS_FILE',
                                '/etc/awx/settings.py')
 try:
     execfile(settings_file)
-except IOError:
+except IOError, e:
     from django.core.exceptions import ImproperlyConfigured
-    msg = 'No AWX configuration found at %s.' % settings_file
-    if 'AWX_SETTINGS_FILE' not in os.environ:
-        msg += '\nDefine the AWX_SETTINGS_FILE environment variable to specify'
-        msg += ' an alternate path.'
+    if not os.path.exists(settings_file):
+        msg = 'No AWX configuration found at %s.' % settings_file
+        if 'AWX_SETTINGS_FILE' not in os.environ:
+            msg += '\nDefine the AWX_SETTINGS_FILE environment variable to '
+            msg += 'specify an alternate path.'
+    else:
+        msg = 'Unable to load %s: %s' % (settings_file, str(e))
     raise ImproperlyConfigured(msg)

awx/wsgi.py

@@ -10,25 +10,9 @@ For more information on this file, see
 https://docs.djangoproject.com/en/dev/howto/deployment/wsgi/
 """
 
-import os
-import sys
-import warnings
-from awx import MODE
-from distutils.sysconfig import get_python_lib
-
-# Update the default settings environment variable based on current mode.
-os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'awx.settings.%s' % MODE)
-
-# Add local site-packages directory to path.
-local_site_packages = os.path.join(os.path.dirname(__file__), 'lib',
-                                   'site-packages')
-sys.path.insert(0, local_site_packages)
-
-# Hide DeprecationWarnings when running in production.  Need to first load
-# settings to apply our filter after Django's own warnings filter.
-from django.conf import settings
-if not settings.DEBUG:
-    warnings.simplefilter('ignore', DeprecationWarning)
+# Prepare the AWX environment.
+from awx import prepare_env
+prepare_env()
 
 # Return the default Django WSGI application.
 from django.core.wsgi import get_wsgi_application