// rdConnect: connect to the given Redis URL. Returns the
// connection id, if successful, an error otherwise.
func rdConnect() (string, error) {
conn, err := redis.DialURL(rdUrl)
if err != nil {
err = fmt.Errorf("Couldn't connect to cache at %q: %v", rdUrl, err)
return "", err
}
rdc = conn
return rdUrl, nil
}
func ClearCache() error {
url := os.Getenv("REDISTOGO_URL")
if url == "" {
url = "redis://localhost:6379/"
}
conn, err := redis.DialURL(url)
if err != nil {
return err
}
_, err = conn.Do("FLUSHALL")
if err != nil {
return err
}
conn.Close()
return nil
}