wifi-tally_Oostendam/nodemcu-firmware/lua_examples/mqtt/mqtt2cloud.lua
Eljakim Herrewijnen 50b5fc1824 Initial commit
2021-09-27 21:52:27 +02:00

41 lines
1.1 KiB
Lua

-- test with cloudmqtt.com
local m_dis = {}
local function dispatch(m,t,pl)
if pl~=nil and m_dis[t] then
m_dis[t](m,pl)
end
end
local function topic1func(_,pl)
print("get1: "..pl)
end
local function topic2func(_,pl)
print("get2: "..pl)
end
do
m_dis["/topic1"] = topic1func
m_dis["/topic2"] = topic2func
-- Lua: mqtt.Client(clientid, keepalive, user, pass)
local m = mqtt.Client("nodemcu1", 60, "test", "test123")
m:on("connect",function(client)
print("connection "..node.heap())
client:subscribe("/topic1",0,function() print("sub done") end)
client:subscribe("/topic2",0,function() print("sub done") end)
client:publish("/topic1","hello",0,0)
client:publish("/topic2","world",0,0)
end)
m:on("offline", function()
print("disconnect to broker...")
print(node.heap())
end)
m:on("message",dispatch )
-- Lua: mqtt:connect( host, port, secure, function(client) )
m:connect("m11.cloudmqtt.com",11214,0)
tmr.create():alarm(10000, tmr.ALARM_AUTO, function()
local pl = "time: "..tmr.time()
m:publish("/topic1",pl,0,0)
end)
end