induzo/gostorage

package redis

import (
    "fmt"
    "log"

    "github.com/gomodule/redigo/redis"
)

// SetKeyWithExpiration will simply set a key that will expire
// after exp millisecond
func SetKeyWithExpiration(rp *redis.Pool, key string, exp int64) error {
    red := rp.Get()

    defer func() {
        if err := red.Close(); err != nil {
            log.Fatalf("SetKeyWithExpiration(%s, %d) Close: %v", key, exp, err)
        }
    }()

    if _, err := red.Do("PSETEX", key, exp, ""); err != nil {
        return fmt.Errorf(
            "SetKeyWithExpiration(%s, %d) Do: %v",
            key, exp, err,
        )
    }

    return nil
}