volume-visualization/visualization/settings.py

"""
Django settings for visualization project.

For more information on this file, see
https://docs.djangoproject.com/en/1.7/topics/settings/

For the full list of settings and their values, see
https://docs.djangoproject.com/en/1.7/ref/settings/
"""

# Build paths inside the project like this: os.path.join(BASE_DIR, ...)
import os
from . import settings_env
from mongoengine import register_connection

BASE_DIR = os.path.dirname(os.path.dirname(__file__))
ENVIRONMENT = settings_env.ENVIRONMENT
globalConfiguration = settings_env.globalConfiguration


PATH_TIFF_SEQUENCER = globalConfiguration['sequencer']

if os.path.exists(PATH_TIFF_SEQUENCER) is False:
    os.makedirs(PATH_TIFF_SEQUENCER)

PATH_MMAP = globalConfiguration['mmap-folder']
if os.path.exists(PATH_MMAP) is False:
    os.makedirs(PATH_MMAP)


PATH_FIJI = globalConfiguration['fiji-path']

DEFAULT_IMPORT_PATH = globalConfiguration['default-import-path']

# good value may be 676 = 26 ^ 2
MAX_NUMBER_SLICES_PER_MAP = 700.0

# defaul: True
Z_DOWNSCALING_ACTIVATED = False

# default: False
REDUCE_HARDDISK_ACCESS_FOR_DEV = globalConfiguration['reduce-harddisk-access']

MAX_NUMBER_SLICES_PER_MAP = float(MAX_NUMBER_SLICES_PER_MAP)

# Quick-start development settings - unsuitable for production
# See https://docs.djangoproject.com/en/1.7/howto/deployment/checklist/

# SECURITY WARNING: keep the secret key used in production secret!
SECRET_KEY = '8sd=-3bl&j4r@#43x6nsihb(ppytmu6y0n255=5@m10yh=k*e3'

# SECURITY WARNING: don't run with debug turned on in production!
DEBUG = True

TEMPLATE_DEBUG = True

ALLOWED_HOSTS = []

SUBVOLUME_STATIC = False
# seconds
SUBVOLUME_CACHING_TIME = 180

# Application definition

INSTALLED_APPS = (
    'django.contrib.admin',
    'django.contrib.auth',
    'django.contrib.contenttypes',
    'django.contrib.sessions',
    'django.contrib.messages',
    'django.contrib.staticfiles',
    'volumes',
    'loadtests'
)

MIDDLEWARE_CLASSES = (
    'django.contrib.sessions.middleware.SessionMiddleware',
    'django.middleware.common.CommonMiddleware',
    'django.middleware.csrf.CsrfViewMiddleware',
    'django.contrib.auth.middleware.AuthenticationMiddleware',
    'django.contrib.auth.middleware.SessionAuthenticationMiddleware',
    'django.contrib.messages.middleware.MessageMiddleware',
    'django.middleware.clickjacking.XFrameOptionsMiddleware',
)

TEMPLATE_CONTEXT_PROCESSORS = (
    "django.contrib.auth.context_processors.auth",
    "django.core.context_processors.debug",
    "django.core.context_processors.i18n",
    "django.core.context_processors.media",
    "django.core.context_processors.static",
    "django.core.context_processors.tz",
    "django.contrib.messages.context_processors.messages",
    "django.core.context_processors.request",
    "visualization.context_processor.add_settings"
)

ROOT_URLCONF = 'visualization.urls'

WSGI_APPLICATION = 'visualization.wsgi.application'

TEMPLATE_DIRS = (
    os.path.join(BASE_DIR, 'templates'), 'templates'
)


# Database
# https://docs.djangoproject.com/en/1.7/ref/settings/#databases

DATABASES = {
    'default': {
       'ENGINE': '',
    },
}

CACHES = {
    'default': {
        'BACKEND': 'visualization.memcached.MemcachedCache',
        'LOCATION': '127.0.0.1:11211',
    }
}

''' logger configuration for each environment '''
loggerConfiguration = {}
loggerConfiguration['prod'] = {}
loggerConfiguration['staging'] = {}
loggerConfiguration['dev'] = {}

loggerConfiguration['prod']['django'] = ['django-file']
loggerConfiguration['prod']['django-request'] = ['django-file']
loggerConfiguration['prod']['visualization'] = ['visualization-file']
loggerConfiguration['prod']['volumes'] = ['visualization-file']
loggerConfiguration['prod']['volumes-processing'] = ['visualization-processing-file']

loggerConfiguration['staging'] = loggerConfiguration['prod']

loggerConfiguration['dev']['django'] = []
loggerConfiguration['dev']['django-request'] = []
loggerConfiguration['dev']['visualization'] = ['visualization-file']
loggerConfiguration['dev']['volumes'] = ['visualization-file']
loggerConfiguration['dev']['volumes-processing'] = ['console']

LOGGING = {
    'version': 1,
    'disable_existing_loggers': True,
    'formatters': {
        'verbose': {
            'format': '%(levelname)s %(asctime)s %(pathname)s %(process)d %(message)s'
        },
        'simple': {
            'format': '%(levelname)s %(message)s'
        },
    },
    'handlers': {
        'django-file': {
            'level': 'DEBUG',
            'class': 'logging.FileHandler',
            'filename': globalConfiguration['log-base-path'] + '-django.log',
            'formatter': 'simple'
        },
        'visualization-file': {
            'level': 'DEBUG',
            'class': 'logging.FileHandler',
            'filename': globalConfiguration['log-base-path'] + '.log',
            'formatter': 'verbose'
        },
        'visualization-processing-file': {
            'level': 'DEBUG',
            'class': 'logging.FileHandler',
            'filename': globalConfiguration['log-base-path'] + '-processing.log',
            'formatter': 'verbose'
        },
        'visualization-processing-subvolume-file': {
            'level': 'DEBUG',
            'class': 'logging.FileHandler',
            'filename': globalConfiguration['log-base-path'] + '-processing-subvolume.log',
            'formatter': 'verbose'
        },
        'console': {
            'level': 'DEBUG',
            'class': 'logging.StreamHandler'
        },
    },
    'loggers': {
        'django': {
            'handlers': loggerConfiguration[ENVIRONMENT]['django'],
            'level': 'DEBUG',
            'propagate': False,
        },
        'django.request': {
            'handlers': loggerConfiguration[ENVIRONMENT]['django-request'],
            'level': 'DEBUG',
            'propagate': False,
        },
        'visualization': {
            'handlers': loggerConfiguration[ENVIRONMENT]['visualization'],
            'level': 'DEBUG',
            'propagate': False,
        },
        'volumes': {
            'handlers': loggerConfiguration[ENVIRONMENT]['volumes'],
            'level': 'DEBUG',
            'propagate': False,
        },
        'volumes.processing': {
            'handlers': loggerConfiguration[ENVIRONMENT]['volumes-processing'],
            'level': 'DEBUG',
            'propagate': False,
        },
        'imageprocessing': {
            'handlers': loggerConfiguration[ENVIRONMENT]['volumes-processing'],
            'level': 'DEBUG',
            'propagate': False,
        },
    },
}


# Internationalization
# https://docs.djangoproject.com/en/1.7/topics/i18n/

LANGUAGE_CODE = 'en-us'

TIME_ZONE = 'UTC'

USE_I18N = True

USE_L10N = True

USE_TZ = True

# Static files (CSS, JavaScript, Images)
# https://docs.djangoproject.com/en/1.7/howto/static-files/
STATIC_URL = globalConfiguration['static-url-prefix'] + '/static/'

STATICFILES_DIRS = (
    os.path.join(BASE_DIR, "static"), ''
)


SESSION_ENGINE = 'mongoengine.django.sessions'

MONGO_DATABASE_NAME = globalConfiguration['db-name']
MONGO_DATABASE_TESTRESULT_NAME = globalConfiguration['db-name-tests-results']

register_connection('default', MONGO_DATABASE_NAME)
register_connection('test_results', MONGO_DATABASE_TESTRESULT_NAME)

# this line has to be after SECRET_KEY
from django.core.cache import cache

cache.set('test', True)
if cache.get('test') is None:
    import logging
    logging.getLogger(__name__).error('cache backend not available')