Function redis_protocol::redis_keyslot

pub fn redis_keyslot(key: &str) -> u16

Map a Redis key to its cluster key slot.

$ redis-cli -p 30001 cluster keyslot "8xjx7vWrfPq54mKfFD3Y1CcjjofpnAcQ"
(integer) 5458

assert_eq!(redis_keyslot("8xjx7vWrfPq54mKfFD3Y1CcjjofpnAcQ"), 5458);