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intial work on #2647 - caching

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This commit is contained in:
John Anderson
2019-04-15 03:55:33 -04:00
parent c484b27a35
commit f0505477b8
13 changed files with 288 additions and 186 deletions
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39
netbox/netbox/settings.py
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@ -28,7 +28,7 @@ BASE_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
# Import required configuration parameters
ALLOWED_HOSTS = DATABASE = SECRET_KEY = None
for setting in ['ALLOWED_HOSTS', 'DATABASE', 'SECRET_KEY']:
for setting in ['ALLOWED_HOSTS', 'DATABASE', 'SECRET_KEY', 'REDIS']:
try:
globals()[setting] = getattr(configuration, setting)
except AttributeError:
@ -44,6 +44,9 @@ BANNER_TOP = getattr(configuration, 'BANNER_TOP', '')
BASE_PATH = getattr(configuration, 'BASE_PATH', '')
if BASE_PATH:
BASE_PATH = BASE_PATH.strip('/') + '/' # Enforce trailing slash only
CACHE_TIMEOUT = getattr(configuration, 'CACHE_TIMEOUT', 900)
CACHE_MAX_ENTRIES = getattr(configuration, 'CACHE_MAX_ENTRIES', 300)
CACHE_CULL_FREQUENCY = getattr(configuration, 'CACHE_CULL_FREQUENCY', 3)
CHANGELOG_RETENTION = getattr(configuration, 'CHANGELOG_RETENTION', 90)
CORS_ORIGIN_ALLOW_ALL = getattr(configuration, 'CORS_ORIGIN_ALLOW_ALL', False)
CORS_ORIGIN_REGEX_WHITELIST = getattr(configuration, 'CORS_ORIGIN_REGEX_WHITELIST', [])
@ -65,6 +68,7 @@ NAPALM_PASSWORD = getattr(configuration, 'NAPALM_PASSWORD', '')
NAPALM_TIMEOUT = getattr(configuration, 'NAPALM_TIMEOUT', 30)
NAPALM_ARGS = getattr(configuration, 'NAPALM_ARGS', {})
PAGINATE_COUNT = getattr(configuration, 'PAGINATE_COUNT', 50)
PROMETHEUS_ENABLE = getattr(configuration, 'PROMETHEUS_ENABLE', False)
PREFER_IPV4 = getattr(configuration, 'PREFER_IPV4', False)
REPORTS_ROOT = getattr(configuration, 'REPORTS_ROOT', os.path.join(BASE_DIR, 'reports')).rstrip('/')
REDIS = getattr(configuration, 'REDIS', {})
@ -157,6 +161,8 @@ INSTALLED_APPS = [
'django.contrib.staticfiles',
'django.contrib.humanize',
'corsheaders',
'django_prometheus',
'django_redis',
'debug_toolbar',
'django_filters',
'django_tables2',
@ -184,6 +190,7 @@ if WEBHOOKS_ENABLED:
# Middleware
MIDDLEWARE = (
'debug_toolbar.middleware.DebugToolbarMiddleware',
'django_prometheus.middleware.PrometheusBeforeMiddleware',
'corsheaders.middleware.CorsMiddleware',
'django.contrib.sessions.middleware.SessionMiddleware',
'django.middleware.common.CommonMiddleware',
@ -196,6 +203,7 @@ MIDDLEWARE = (
'utilities.middleware.LoginRequiredMiddleware',
'utilities.middleware.APIVersionMiddleware',
'extras.middleware.ObjectChangeMiddleware',
'django_prometheus.middleware.PrometheusAfterMiddleware',
)
ROOT_URLCONF = 'netbox.urls'
@ -218,6 +226,35 @@ TEMPLATES = [
},
]
# Caching
if REDIS_SSL:
REDIS_CACHE_CON_STRING = 'rediss://'
else:
REDIS_CACHE_CON_STRING = 'redis://'
if REDIS_PASSWORD:
REDIS_CACHE_CON_STRING = '{}@{}'.format(REDIS_PASSWORD, REDIS_CACHE_CON_STRING)
REDIS_CACHE_CON_STRING = '{}{}:{}/{}'.format(REDIS_CACHE_CON_STRING, REDIS_HOST, REDIS_PORT, REDIS_DATABASE)
if PROMETHEUS_ENABLE:
CACHE_BACKEND = 'django_prometheus.cache.backends.redis.RedisCache'
else:
CACHE_BACKEND = 'django_redis.cache.RedisCache'
CACHES = {
"default": {
"BACKEND": CACHE_BACKEND,
"LOCATION": REDIS_CACHE_CON_STRING,
'TIMEOUT': CACHE_TIMEOUT,
"OPTIONS": {
"CLIENT_CLASS": "django_redis.client.DefaultClient",
"MAX_ENTRIES": CACHE_MAX_ENTRIES,
"CULL_FREQUENCY": CACHE_CULL_FREQUENCY
}
}
}
# WSGI
WSGI_APPLICATION = 'netbox.wsgi.application'
SECURE_PROXY_SSL_HEADER = ('HTTP_X_FORWARDED_PROTO', 'https')