-- example script that demonstrates use of setup() to pass
-- a random server address to each thread

local addrs = nil

function setup(thread)
 if not addrs then
 addrs = wrk.lookup(wrk.host, wrk.port or "http")
 for i = #addrs, 1, -1 do
 if not wrk.connect(addrs[i]) then
 table.remove(addrs, i)
 end
 end
 end

 thread.addr = addrs[math.random(#addrs)]
end

function init(args)
 local msg = "thread addr: %s"
 print(msg:format(wrk.thread.addr))
end