Changes for page 2 Script
Last modified by Devin Chen on 2025/06/06 14:03
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... ... @@ -1156,35 +1156,20 @@ 1156 1156 1157 1157 {{code language="java"}} 1158 1158 { 1159 - 1160 1160 "Version": "2012-10-17", 1161 - 1162 1162 "Statement": [ 1163 - 1164 1164 { 1165 - 1166 1166 "Effect": "Allow", 1167 - 1168 1168 "Action": [ 1169 - 1170 1170 "iot:Connect", 1171 - 1172 1172 "iot:Publish", 1173 - 1174 1174 "iot:Subscribe", 1175 - 1176 1176 "iot:Receive", 1177 - 1178 1178 "greengrass:Discover" 1179 - 1180 1180 ], 1181 - 1182 1182 "Resource": "*" 1183 - 1184 1184 } 1185 - 1186 1186 ] 1187 - 1188 1188 } 1189 1189 {{/code}} 1190 1190 ... ... @@ -1249,185 +1249,186 @@ 1249 1249 1250 1250 [[image:image-20220709165402-20.png]] 1251 1251 1237 +{{code language="lua"}} 1252 1252 sprint = print 1253 1253 1254 - ~-~-Cloud mode interface to obtain the MQTT information configured by the cloud platform: (5 returns, namely the server address, client ID, connection table, last word table, certificate table)1240 +--Cloud mode interface to obtain the MQTT information configured by the cloud platform: (5 returns, namely the server address, client ID, connection table, last word table, certificate table) 1255 1255 1256 1256 local MQTT_URL, MQTT_CLIENTID, MQTT_CFG, MQTT_LWT, MQTT_CART = mqtt.setup_cfg() 1257 1257 1258 - ~-~-publish to topics1244 +--publish to topics 1259 1259 1260 1260 local pub_RE_TOPIC = string.format('TEST') 1261 1261 1262 - ~-~-Subscribe topics1248 +--Subscribe topics 1263 1263 1264 1264 local Subscribe_RE_TOPIC1 = string.format('TEST') 1265 1265 1266 - ~-~-variable1252 +--variable 1267 1267 1268 1268 local last_time = 0 1269 1269 1270 - ~-~-Timing main function1256 +--Timing main function 1271 1271 1272 1272 function aws.main() 1273 1273 1274 - sprint(os.date("%Y-%m-%d %H:%M %S", os.time()) .. " aws.main start") 1260 + sprint(os.date("%Y-%m-%d %H:%M %S", os.time()) .. " aws.main start") 1275 1275 1276 - if g_mq then 1262 + if g_mq then 1277 1277 1278 - if g_mq:isconnected() then 1264 + if g_mq:isconnected() then 1279 1279 1280 - send_Data() 1266 + send_Data() 1281 1281 1282 - else 1268 + else 1283 1283 1284 - if os.time() - last_time > 5 then 1270 + if os.time() - last_time > 5 then 1285 1285 1286 - last_time = os.time() 1272 + last_time = os.time() 1287 1287 1288 - mymqtt_connect() 1274 + mymqtt_connect() 1289 1289 1276 + end 1277 + 1290 1290 end 1291 1291 1292 - e nd1280 + else 1293 1293 1294 - else1282 + mymqtt_init() 1295 1295 1296 - mymqtt_init()1284 + end 1297 1297 1298 - end 1286 + sprint(os.date("%Y-%m-%d %H:%M %S", os.time()) .. " aws.main end") 1299 1299 1300 - sprint(os.date("%Y-%m-%d %H:%M %S", os.time()) .. " aws.main end") 1301 - 1302 1302 end 1303 1303 1304 1304 1305 -~-~- Initialize MQTT 1306 1306 1292 +-- Initialize MQTT 1293 + 1307 1307 function mymqtt_init() 1308 1308 1309 - sprint(string.format("mqtt init mqtt_url:%s mqtt_clientid:%s", MQTT_URL, MQTT_CLIENTID)) 1296 + sprint(string.format("mqtt init mqtt_url:%s mqtt_clientid:%s", MQTT_URL, MQTT_CLIENTID)) 1310 1310 1311 - g_mq, err = mqtt.create(MQTT_URL, MQTT_CLIENTID) ~-~- Create the object and declare it as a global variable1298 + g_mq, err = mqtt.create(MQTT_URL, MQTT_CLIENTID) -- Create the object and declare it as a global variable 1312 1312 1313 - if g_mq then 1300 + if g_mq then 1314 1314 1315 - g_mq:on("message", mymqtt_msg_callback) ~-~- Register to receive message callbacks1302 + g_mq:on("message", mymqtt_msg_callback) -- Register to receive message callbacks 1316 1316 1317 - sprint("mqtt init success") 1304 + sprint("mqtt init success") 1318 1318 1319 - else 1306 + else 1320 1320 1321 - sprint("mqtt init failed:", err) 1308 + sprint("mqtt init failed:", err) 1322 1322 1323 - end 1310 + end 1324 1324 1325 1325 end 1326 1326 1327 - ~-~- Connect to MQTT server1314 +-- Connect to MQTT server 1328 1328 1329 1329 function mymqtt_connect() 1330 1330 1331 - sprint("mqtt connecting...") 1318 + sprint("mqtt connecting...") 1332 1332 1333 - local stat, err = g_mq:connect(MQTT_CFG,MQTT_LWT, MQTT_CART) 1320 + local stat, err = g_mq:connect(MQTT_CFG,MQTT_LWT, MQTT_CART) 1334 1334 1335 - if stat == nil then 1322 + if stat == nil then 1336 1336 1337 - sprint("mqtt connect failed:", err) 1324 + sprint("mqtt connect failed:", err) 1338 1338 1339 - return 1326 + return 1340 1340 1341 - else 1328 + else 1342 1342 1343 - sprint("mqtt connected") 1330 + sprint("mqtt connected") 1344 1344 1345 - end 1332 + end 1346 1346 1347 - g_mq:subscribe(TEST, 0) 1334 + g_mq:subscribe(TEST, 0) 1348 1348 1349 1349 end 1350 1350 1351 - ~-~- Receive MQTT message callback function1338 +-- Receive MQTT message callback function 1352 1352 1353 1353 function mymqtt_msg_callback(topic, msg) 1354 1354 1355 - print("topic:",topic) 1342 + print("topic:",topic) 1356 1356 1357 - print("revdata:",msg) 1344 + print("revdata:",msg) 1358 1358 1359 - local revData = json.decode(msg) 1346 + local revData = json.decode(msg) 1360 1360 1361 - print (revData) 1348 + print (revData) 1362 1362 1363 - if topic == Subscribe_RE_TOPIC1 then ~-~-Process topic information subscribed from the cloud1350 + if topic == Subscribe_RE_TOPIC1 then --Process topic information subscribed from the cloud 1364 1364 1365 -if string.match(topic,Subscribe_RE_TOPIC1) then 1352 + if string.match(topic,Subscribe_RE_TOPIC1) then 1366 1366 1367 - ~-~-if revData ~~= nil then1354 + --if revData ~= nil then 1368 1368 1369 - for k,v in pairs (revData) do 1356 + for k,v in pairs (revData) do 1370 1370 1371 - print("printing revdata after kv here") 1358 + print("printing revdata after kv here") 1372 1372 1373 - print (k,v) 1360 + print (k,v) 1374 1374 1375 - end 1362 + end 1376 1376 1377 - print ("current state is",fanstate) 1364 + print ("current state is",fanstate) 1378 1378 1379 - ~-~-end1366 + --end 1380 1380 1381 -end 1368 + end 1382 1382 1383 -end 1370 + end 1384 1384 1385 1385 end 1386 1386 1387 1387 1388 -~-~-Get real-time data 1389 1389 1376 +--Get real-time data 1377 + 1390 1390 function getData() 1391 1391 1392 - local jdata = {} 1380 + local jdata = {} 1393 1393 1394 - local addr = bns_get_alldata() 1382 + local addr = bns_get_alldata() 1395 1395 1396 - print(json.encode(addr)) 1384 + print(json.encode(addr)) 1397 1397 1398 - for i,v in pairs(addr) do 1386 + for i,v in pairs(addr) do 1399 1399 1400 - if v[2] == 1 then 1388 + if v[2] == 1 then 1401 1401 1402 - jdata[v[3]] = v[4] 1390 + jdata[v[3]] = v[4] 1403 1403 1404 - end 1392 + end 1405 1405 1406 - end 1394 + end 1407 1407 1408 - return jdata 1396 + return jdata 1409 1409 1410 1410 end 1411 1411 1412 - ~-~-send data1400 +--send data 1413 1413 1414 1414 function send_Data() 1415 1415 1416 - local pub_data = 1404 + local pub_data = 1405 + { 1406 + 123 1407 + } 1417 1417 1418 - { 1419 - 1420 -123 1421 - 1422 -} 1423 - 1424 1424 sprint(json.encode(pub_data)) 1425 1425 1426 1426 print("..........",pub_RE_TOPIC) 1427 1427 1428 - return g_mq:publish(pub_RE_TOPIC, json.encode(pub_data), 0, 0) 1413 + return g_mq:publish(pub_RE_TOPIC, json.encode(pub_data), 0, 0) 1429 1429 1430 1430 end 1416 +{{/code}} 1431 1431 1432 1432 Get message in AWS 1433 1433