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update: add mutex in create bundle realtime data

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This commit is contained in:
wayanrivan
2026-07-28 11:57:25 +07:00
parent 548f89059b
commit 16c3353b21
2 changed files with 150 additions and 8 deletions
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151
models/GpsTracksModels.js
View File

@ -3,6 +3,16 @@ const MysqlHelpers = require(`../library/LibMysqlHelper`)
const moment = require(`moment`)
const fs = require('fs')
const path = require('path')
var mutex = require('mutex')
var uuid = require('uuid')
const rltmMutex = mutex({
id: uuid.v4(),
strategy: {
name: 'redis',
connectionString: process.env.REDIS_URL || 'redis://127.0.0.1:6379',
},
})
class GpsTracksModels {
static DEFAULT_COUNTRY_ID = 1
@ -134,13 +144,124 @@ class GpsTracksModels {
})
}
// static bundleCreate2(logs = {}, rltm = {}) {
// // console.log(rltm.device_id + " : Start bundleCreate2")
// return new Promise(async (resolve, reject) => {
// try {
// const conn = await MysqlHelpers.createConnection()
// await MysqlHelpers.createTrx(conn)
// // console.log("createTrx : " + rltm.device_id)
// let rltmLength = Object.keys(rltm).length
// let resLogs = undefined
// if (Object.keys(logs).length > 0) {
// resLogs = await MysqlHelpers.queryTrx(
// conn,
// `INSERT INTO t_gps_tracks SET ?;`,
// [logs],
// )
// // console.log("insert t_gps_tracks : " + rltm.device_id)
// if (logs.action == "location") {
// const date = logs.crt_d
// const mm = moment.unix(date).format("MM")
// const yy = moment.unix(date).format("YY")
// logs.id = resLogs.insertId
// try {
// await MysqlHelpers.queryTrx(
// conn,
// `
// INSERT INTO tracks_${yy}${mm}
// SET ?
// `,
// [logs],
// )
// } catch (error) {
// console.log(error)
// fs.appendFileSync(
// path.join(__dirname, `error_data_log.txt`),
// JSON.stringify(logs) + `\n`,
// )
// }
// // console.log("insert tracks_${yy}${mm} : " + rltm.device_id)
// }
// }
// if (rltmLength > 0 && typeof resLogs !== "undefined")
// rltm.master_id = resLogs.insertId
// if (
// rltmLength > 0 &&
// rltm.latitude !== null &&
// rltm.longitude !== null
// ) {
// let devices = await MysqlHelpers.queryTrx(
// conn,
// `SELECT id FROM t_gps_tracks_rltm as rltm WHERE rltm.device_id = ?`,
// [rltm.device_id],
// )
// if (devices.length > 1)
// await MysqlHelpers.queryTrx(
// conn,
// `DELETE from t_gps_tracks_rltm WHERE device_id = ?;`,
// [rltm.device_id],
// )
// if (rltm.vhc_id != 0) {
// let vhcs = await MysqlHelpers.queryTrx(
// conn,
// `SELECT id FROM t_gps_tracks_rltm as rltm WHERE rltm.vhc_id = ?`,
// [rltm.vhc_id],
// )
// if (vhcs.length > 1)
// await MysqlHelpers.queryTrx(
// conn,
// `DELETE from t_gps_tracks_rltm WHERE vhc_id = ?;`,
// [rltm.vhc_id],
// )
// }
// if (rltm.drv_id != 0) {
// let drvs = await MysqlHelpers.queryTrx(
// conn,
// `SELECT id FROM t_gps_tracks_rltm as rltm WHERE rltm.drv_id = ?`,
// [rltm.drv_id],
// )
// if (drvs.length > 1)
// await MysqlHelpers.queryTrx(
// conn,
// `DELETE from t_gps_tracks_rltm WHERE drv_id = ?;`,
// [rltm.drv_id],
// )
// }
// await MysqlHelpers.queryTrx(
// conn,
// `INSERT INTO t_gps_tracks_rltm SET ? ON DUPLICATE KEY UPDATE ?;`,
// [rltm, rltm],
// )
// }
// await MysqlHelpers.commit(conn)
// // console.log("Commit bundleCreate2 : " + rltm.device_id)
// resolve({
// type: "success",
// result: resLogs,
// })
// } catch (err) {
// console.log("ERROR bundleCreate2 : " + rltm.device_id)
// reject(err)
// }
// })
// }
static bundleCreate2(logs = {}, rltm = {}) {
// console.log(rltm.device_id + " : Start bundleCreate2")
return new Promise(async (resolve, reject) => {
let lock = null
try {
const conn = await MysqlHelpers.createConnection()
await MysqlHelpers.createTrx(conn)
// console.log("createTrx : " + rltm.device_id)
let rltmLength = Object.keys(rltm).length
let resLogs = undefined
@ -151,7 +272,6 @@ class GpsTracksModels {
`INSERT INTO t_gps_tracks SET ?;`,
[logs],
)
// console.log("insert t_gps_tracks : " + rltm.device_id)
if (logs.action == "location") {
const date = logs.crt_d
@ -175,17 +295,28 @@ class GpsTracksModels {
JSON.stringify(logs) + `\n`,
)
}
// console.log("insert tracks_${yy}${mm} : " + rltm.device_id)
}
}
if (rltmLength > 0 && typeof resLogs !== "undefined")
rltm.master_id = resLogs.insertId
if (
rltmLength > 0 &&
rltm.latitude !== null &&
rltm.longitude !== null
) {
// === KUNCI DI SINI ===
// Lock per device_id supaya SELECT-DELETE-INSERT untuk
// device yang sama tidak berjalan bersamaan dari request/worker
// lain. Inilah yang tadinya memicu ER_DUP_ENTRY dan
// "Lock wait timeout" karena banyak transaksi menumpuk
// menunggu baris yang sama.
lock = await rltmMutex.lock(`t_gps_tracks_rltm:${rltm.device_id}`, {
duration: 50000, // maksimal lock dipegang 5 detik
maxWait: 50000, // menunggu lock maksimal 10 detik lalu error
})
let devices = await MysqlHelpers.queryTrx(
conn,
`SELECT id FROM t_gps_tracks_rltm as rltm WHERE rltm.device_id = ?`,
@ -234,7 +365,7 @@ class GpsTracksModels {
}
await MysqlHelpers.commit(conn)
// console.log("Commit bundleCreate2 : " + rltm.device_id)
resolve({
type: "success",
result: resLogs,
@ -242,6 +373,16 @@ class GpsTracksModels {
} catch (err) {
console.log("ERROR bundleCreate2 : " + rltm.device_id)
reject(err)
} finally {
// Lock selalu dilepas, baik sukses maupun gagal,
// supaya tidak deadlock request device yang sama berikutnya.
if (lock) {
try {
await rltmMutex.unlock(lock)
} catch (unlockErr) {
console.log("ERROR unlock mutex : " + rltm.device_id, unlockErr)
}
}
}
})
}

1
package.json
View File

@ -34,6 +34,7 @@
"jsonwebtoken": "^8.5.1",
"moment": "^2.29.1",
"morgan": "^1.10.0",
"mutex": "^1.0.4",
"mysql": "^2.18.1",
"mysql2": "^3.15.3",
"nanoid": "^3.3.1",