58 lines
1.9 KiB
JavaScript
58 lines
1.9 KiB
JavaScript
const taos = require("@tdengine/websocket");
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var host = null;
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for(var i = 2; i < global.process.argv.length; i++){
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var key = global.process.argv[i].split("=")[0];
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var value = global.process.argv[i].split("=")[1];
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if("host" == key){
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host = value;
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}
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}
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if(host == null){
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console.log("Usage: node nodejsChecker.js host=<hostname> port=<port>");
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process.exit(0);
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}
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let dbData = ["meters.current 1648432611249 10.3 location=California.SanFrancisco groupid=2",
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"meters.current 1648432611250 12.6 location=California.SanFrancisco groupid=2",
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"meters.current 1648432611249 10.8 location=California.LosAngeles groupid=3",
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"meters.current 1648432611250 11.3 location=California.LosAngeles groupid=3",
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"meters.voltage 1648432611249 219 location=California.SanFrancisco groupid=2",
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"meters.voltage 1648432611250 218 location=California.SanFrancisco groupid=2",
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"meters.voltage 1648432611249 221 location=California.LosAngeles groupid=3",
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"meters.voltage 1648432611250 217 location=California.LosAngeles groupid=3",];
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async function createConnect() {
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let dsn = 'ws://' + host + ':6041'
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let conf = new taos.WSConfig(dsn);
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conf.setUser('root');
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conf.setPwd('taosdata');
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return await taos.sqlConnect(conf);
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}
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async function test() {
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let wsSql = null;
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let wsRows = null;
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let reqId = 0;
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try {
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wsSql = await createConnect()
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await wsSql.exec('create database if not exists power KEEP 3650 DURATION 10 BUFFER 16 WAL_LEVEL 1;', reqId++);
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await wsSql.exec('use power', reqId++);
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await wsSql.schemalessInsert(dbData, taos.SchemalessProto.OpenTSDBTelnetLineProtocol, taos.Precision.MILLI_SECONDS, 0);
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}
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catch (err) {
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console.error(err.code, err.message);
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}
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finally {
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if (wsRows) {
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await wsRows.close();
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}
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if (wsSql) {
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await wsSql.close();
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}
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taos.destroy();
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}
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}
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test() |