def _store(self,
cmd,
key,
val,
expire=0,
cas=0,
expected=(MEMCACHED_SUCCESS, )):
if not self.check_key(key):
return False
if cmd in ('append', 'prepend') and type(val) != type(''):
return False
val, flag = prepare(val, self.comp_threshold)
if cmd == 'add':
ret = c.memcached_add(self.mc, key, len(key), val, len(val),
expire, flag)
elif cmd == 'replace':
ret = c.memcached_replace(self.mc, key, len(key), val, len(val),
expire, flag)
elif cmd == 'cas':
ret = c.memcached_cas(self.mc, key, len(key), val, len(val),
expire, flag, cas)
elif cmd == 'append':
ret = c.memcached_append(self.mc, key, len(key), val, len(val),
expire, flag)
elif cmd == 'prepend':
ret = c.memcached_prepend(self.mc, key, len(key), val, len(val),
expire, flag)
else:
raise Exception, "invalid cmd %s" % cmd
return int(ret in expected)
def _store_multi(self, cmd, keys, val):
if type(val) != type(''):
sys.stderr.write("[cmemcached]%s only support string: %s" % (cmd, key))
return 0
self.set_behavior(BEHAVIOR_NOREPLY, 1)
self.set_behavior(BEHAVIOR_BUFFER_REQUESTS, 1)
for key in keys:
if cmd == 'append':
c.memcached_append(self.mc, key, len(key), val, len(val), 0, 0)
elif cmd == 'prepend':
c.memcached_prepend(self.mc, key, len(key), val, len(val), 0, 0)
retval = c.memcached_flush_buffers(self.mc)
self.set_behavior(BEHAVIOR_NOREPLY, 0)
self.set_behavior(BEHAVIOR_BUFFER_REQUESTS, 0)
return retval == MEMCACHED_SUCCESS
def _store_multi(self, cmd, keys, val):
if type(val) != type(''):
sys.stderr.write("[cmemcached]%s only support string: %s" %
(cmd, key))
return 0
self.set_behavior(BEHAVIOR_NOREPLY, 1)
self.set_behavior(BEHAVIOR_BUFFER_REQUESTS, 1)
for key in keys:
if cmd == 'append':
c.memcached_append(self.mc, key, len(key), val, len(val), 0, 0)
elif cmd == 'prepend':
c.memcached_prepend(self.mc, key, len(key), val, len(val), 0,
0)
retval = c.memcached_flush_buffers(self.mc)
self.set_behavior(BEHAVIOR_NOREPLY, 0)
self.set_behavior(BEHAVIOR_BUFFER_REQUESTS, 0)
return retval == MEMCACHED_SUCCESS
def _store(self, cmd, key, val, expire=0, cas=0, expected=(MEMCACHED_SUCCESS,)):
if not self.check_key(key):
return False
if cmd in ('append', 'prepend') and type(val) != type(''):
return False
val, flag = prepare(val, self.comp_threshold)
if cmd == 'add':
ret = c.memcached_add(self.mc, key, len(key), val, len(val), expire, flag)
elif cmd == 'replace':
ret = c.memcached_replace(self.mc, key, len(key), val, len(val), expire, flag)
elif cmd == 'cas':
ret = c.memcached_cas(self.mc, key, len(key), val, len(val), expire, flag, cas)
elif cmd == 'append':
ret = c.memcached_append(self.mc, key, len(key), val, len(val), expire, flag)
elif cmd == 'prepend':
ret = c.memcached_prepend(self.mc, key, len(key), val, len(val), expire, flag)
else:
raise Exception, "invalid cmd %s" % cmd
return int(ret in expected)