Auth function need optional parameters username

[kasora]

trafficstars

Redis 6.0 add username as an optional parameters

https://redis.io/commands/auth

[cppcoffee]

lua-resty-redis is supported auth [user] password command, just pass two parameters.

like this:

red:auth("user", "password")

example:

local res, err = red:auth("test", "123456")
if err then
    ngx.say("failed to auth: ", err)
    return
end

ngx.say(res)