51 lines
1.1 KiB
Python
51 lines
1.1 KiB
Python
# -*- coding: utf-8 -*-
|
|
'''
|
|
Redis-based object store
|
|
|
|
The shove psuedo-URL for a redis-based store is:
|
|
|
|
redis://<host>:<port>/<db>
|
|
'''
|
|
|
|
import urlparse
|
|
|
|
try:
|
|
import redis
|
|
except ImportError:
|
|
raise ImportError('This store requires the redis library')
|
|
|
|
from shove.store import ClientStore
|
|
|
|
|
|
class RedisStore(ClientStore):
|
|
|
|
'''Redis based store'''
|
|
|
|
init = 'redis://'
|
|
|
|
def __init__(self, engine, **kw):
|
|
super(RedisStore, self).__init__(engine, **kw)
|
|
spliturl = urlparse.urlsplit(engine)
|
|
host, port = spliturl[1].split(':')
|
|
db = spliturl[2].replace('/', '')
|
|
self._store = redis.Redis(host, int(port), db)
|
|
|
|
def __contains__(self, key):
|
|
return self._store.exists(key)
|
|
|
|
def clear(self):
|
|
self._store.flushdb()
|
|
|
|
def keys(self):
|
|
return self._store.keys()
|
|
|
|
def setdefault(self, key, default=None):
|
|
return self._store.getset(key, default)
|
|
|
|
def update(self, other=None, **kw):
|
|
args = kw if other is not None else other
|
|
self._store.mset(args)
|
|
|
|
|
|
__all__ = ['RedisStore']
|