luasec/samples/loop/client.lua

--
-- Public domain
--
local socket = require("socket")
local ssl    = require("ssl")

local params = {
   mode = "client",
   protocol = "tlsv1_2",
   key = "../certs/clientAkey.pem",
   certificate = "../certs/clientA.pem",
   cafile = "../certs/rootA.pem",
   verify = {"peer", "fail_if_no_peer_cert"},
   options = "all",
}

while true do
   local peer = socket.tcp()
   assert( peer:connect("127.0.0.1", 8888) )

   -- [[ SSL wrapper
   peer = assert( ssl.wrap(peer, params) )
   assert( peer:dohandshake() )
   --]]

   peer:getpeercertificate():extensions()

   print(peer:receive("*l"))
   peer:close()
end