Database.Memcache.Cluster

Handles a group of connections to different memcached servers.

Documentation

data Cluster

A memcached cluster client.

Instances

Show Cluster

newCluster :: [ServerSpec] -> Options -> IO Cluster

Establish a new connection to a group of memcached servers.

data ServerSpec

ServerSpec specifies a server configuration to connect to.

Constructors

ServerSpec

Fields

ssHost :: HostName

ssPort :: PortNumber

ssAuth :: Authentication

defaultServerSpec :: ServerSpec

Provides a default value for a server cconnection config.

data Options

Options specifies how a memcached cluster should be configured.

Constructors

Options

Fields

optsCmdFailure :: !FailureMode

optsServerFailure :: !FailureMode

optsServerRetries :: !Int

defaultOptions :: Options

Provides recommended default for a cluster Options.

keyedOp :: forall a. Maybe a -> Cluster -> Key -> (Server -> IO a) -> IO a

Run a memcached operation against a server that maps to the key given in the cluster.

anyOp :: forall a. Maybe a -> Cluster -> (Server -> IO a) -> IO a

Run a memcached operation against any single server in the cluster.

allOp :: forall a. Maybe a -> Cluster -> (Server -> IO a) -> IO [(Server, a)]

Run a memcached operation against all servers in the cluster.