remote_multipart.lua

-- Copyright (c) 2010 Aleksey Yeschenko <aleksey@yeschenko.com>
--
-- Permission is hereby granted, free of charge, to any person obtaining a copy
-- of this software and associated documentation files (the "Software"), to deal
-- in the Software without restriction, including without limitation the rights
-- to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-- copies of the Software, and to permit persons to whom the Software is
-- furnished to do so, subject to the following conditions:
--
-- The above copyright notice and this permission notice shall be included in
-- all copies or substantial portions of the Software.
--
-- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-- IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-- FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-- AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-- LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-- OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
-- THE SOFTWARE.

if not arg[3] then
    print("usage: lua remote_thr.lua <connect-to> <message-size> <message-count>")
    os.exit()
end

local connect_to = arg[1]
local message_size = tonumber(arg[2])
local message_count = tonumber(arg[3])

local zmq = require"zmq"
local z_SNDMORE = zmq.SNDMORE

local ctx = zmq.init(1)
local s = ctx:socket(zmq.PUSH)
s:connect(connect_to)

local data = ("0"):rep(message_size/2)
local msg = zmq.zmq_msg_t.init_size(message_size/2)

for i = 1, message_count do
	msg:set_data(data)
	assert(s:send_msg(msg, z_SNDMORE))
	msg:set_data(data)
	assert(s:send_msg(msg))
end

os.execute("sleep " .. 1)

s:close()
ctx:term()