inject_dbs script cleanup

opt/inject_dbs.py → opt/inject_dbs

@@ -4,7 +4,7 @@ import sys
 from lib2to3 import pygram, pytree
 from lib2to3.pgen2 import driver
 
-ROOTDIR = os.path.dirname(__file__)
+BIN_DIR = os.path.dirname(__file__)
 
 def find(node, leaf):
     if node == leaf:
@@ -14,19 +14,19 @@ def find(node, leaf):
             return find(c, leaf)
 
 if __name__ == "__main__":
-    if len(sys.argv) != 2:
-        print "Usage: inject_dbs.py FILENAME"
+    if len(sys.argv) != 3:
+        print "usage: %s settings_file target_file" % sys.argv[0]
         sys.exit(1)
 
     src     = sys.argv[1]
-    patch   = os.path.join(ROOTDIR, "dbs.py")
-    dest    = "_settings.py"
+    dest    = sys.argv[2]
+    patch   = os.path.join(BIN_DIR, "dbs.py.src")
 
     drv = driver.Driver(pygram.python_grammar, pytree.convert)
     root = drv.parse_file(src)
 
-    node = find(root, pytree.Leaf(1, "DATABASES")) # Find first DATABASES
-    end  = node.parent.next_sibling
+    node = find(root, pytree.Leaf(1, "DATABASES")) # Find node for DATABASES = { ... }
+    end  = node.parent.next_sibling # calculate adjacent sibling
 
     with open(src) as _src:
         head = [_src.next() for x in xrange(end.lineno)]

opt/settings.py

-# Django settings for myapp project.
-
-DEBUG = True
-TEMPLATE_DEBUG = DEBUG
-
-ADMINS = (
-    # ('Your Name', 'your_email@example.com'),
-)
-
-MANAGERS = ADMINS
-
-DATABASES = {
-    'default': {
-        'ENGINE': 'django.db.backends.', # Add 'postgresql_psycopg2', 'postgresql', 'mysql', 'sqlite3' or 'oracle'.
-        'NAME': '',                      # Or path to database file if using sqlite3.
-        'USER': '',                      # Not used with sqlite3.
-        'PASSWORD': '',                  # Not used with sqlite3.
-        'HOST': '',                      # Set to empty string for localhost. Not used with sqlite3.
-        'PORT': '',                      # Set to empty string for default. Not used with sqlite3.
-    }
-}
-
-# Local time zone for this installation. Choices can be found here:
-# http://en.wikipedia.org/wiki/List_of_tz_zones_by_name
-# although not all choices may be available on all operating systems.
-# On Unix systems, a value of None will cause Django to use the same
-# timezone as the operating system.
-# If running in a Windows environment this must be set to the same as your
-# system time zone.
-TIME_ZONE = 'America/Chicago'
-
-# Language code for this installation. All choices can be found here:
-# http://www.i18nguy.com/unicode/language-identifiers.html
-LANGUAGE_CODE = 'en-us'
-
-SITE_ID = 1
-
-# If you set this to False, Django will make some optimizations so as not
-# to load the internationalization machinery.
-USE_I18N = True
-
-# If you set this to False, Django will not format dates, numbers and
-# calendars according to the current locale
-USE_L10N = True
-
-# Absolute filesystem path to the directory that will hold user-uploaded files.
-# Example: "/home/media/media.lawrence.com/media/"
-MEDIA_ROOT = ''
-
-# URL that handles the media served from MEDIA_ROOT. Make sure to use a
-# trailing slash.
-# Examples: "http://media.lawrence.com/media/", "http://example.com/media/"
-MEDIA_URL = ''
-
-# Absolute path to the directory static files should be collected to.
-# Don't put anything in this directory yourself; store your static files
-# in apps' "static/" subdirectories and in STATICFILES_DIRS.
-# Example: "/home/media/media.lawrence.com/static/"
-STATIC_ROOT = ''
-
-# URL prefix for static files.
-# Example: "http://media.lawrence.com/static/"
-STATIC_URL = '/static/'
-
-# URL prefix for admin static files -- CSS, JavaScript and images.
-# Make sure to use a trailing slash.
-# Examples: "http://foo.com/static/admin/", "/static/admin/".
-ADMIN_MEDIA_PREFIX = '/static/admin/'
-
-# Additional locations of static files
-STATICFILES_DIRS = (
-    # Put strings here, like "/home/html/static" or "C:/www/django/static".
-    # Always use forward slashes, even on Windows.
-    # Don't forget to use absolute paths, not relative paths.
-)
-
-# List of finder classes that know how to find static files in
-# various locations.
-STATICFILES_FINDERS = (
-    'django.contrib.staticfiles.finders.FileSystemFinder',
-    'django.contrib.staticfiles.finders.AppDirectoriesFinder',
-#    'django.contrib.staticfiles.finders.DefaultStorageFinder',
-)
-
-# Make this unique, and don't share it with anybody.
-SECRET_KEY = 'urj6yp&_y^_%9*yf0=qtp+6=8%8eschux+m*a4)!s4xp5!$ldy'
-
-# List of callables that know how to import templates from various sources.
-TEMPLATE_LOADERS = (
-    'django.template.loaders.filesystem.Loader',
-    'django.template.loaders.app_directories.Loader',
-#     'django.template.loaders.eggs.Loader',
-)
-
-MIDDLEWARE_CLASSES = (
-    'django.middleware.common.CommonMiddleware',
-    'django.contrib.sessions.middleware.SessionMiddleware',
-    'django.middleware.csrf.CsrfViewMiddleware',
-    'django.contrib.auth.middleware.AuthenticationMiddleware',
-    'django.contrib.messages.middleware.MessageMiddleware',
-)
-
-ROOT_URLCONF = 'myapp.urls'
-
-TEMPLATE_DIRS = (
-    # Put strings here, like "/home/html/django_templates" or "C:/www/django/templates".
-    # Always use forward slashes, even on Windows.
-    # Don't forget to use absolute paths, not relative paths.
-)
-
-INSTALLED_APPS = (
-    'django.contrib.auth',
-    'django.contrib.contenttypes',
-    'django.contrib.sessions',
-    'django.contrib.sites',
-    'django.contrib.messages',
-    'django.contrib.staticfiles',
-    # Uncomment the next line to enable the admin:
-    # 'django.contrib.admin',
-    # Uncomment the next line to enable admin documentation:
-    # 'django.contrib.admindocs',
-)
-
-# A sample logging configuration. The only tangible logging
-# performed by this configuration is to send an email to
-# the site admins on every HTTP 500 error.
-# See http://docs.djangoproject.com/en/dev/topics/logging for
-# more details on how to customize your logging configuration.
-LOGGING = {
-    'version': 1,
-    'disable_existing_loggers': False,
-    'handlers': {
-        'mail_admins': {
-            'level': 'ERROR',
-            'class': 'django.utils.log.AdminEmailHandler'
-        }
-    },
-    'loggers': {
-        'django.request': {
-            'handlers': ['mail_admins'],
-            'level': 'ERROR',
-            'propagate': True,
-        },
-    }
-}