@hclsoftware/secagent/src/Utils/MemoryInfo.js

IAST agent

//IASTIGNORE

/*
 * ****************************************************
 * Licensed Materials - Property of HCL.
 * (c) Copyright HCL Technologies Ltd. 2017, 2025.
 * Note to U.S. Government Users *Restricted Rights.
 * ****************************************************
 */

const v8 = require('v8')
const {ConfigInfo} = require('../ConfigFile/ConfigInfo')

class MemoryInfo {
    constructor() {
        this.usage = 0
        this.totalMem = 0
        this.usedMem = 0
    }

    updateMemoryUsage() {
        let heapStats = v8.getHeapStatistics()
        this.usedMem = heapStats.used_heap_size
        this.totalMem = heapStats.heap_size_limit
        this.usage = this.usedMem / this.totalMem
    }

    checkMemoryWarning() {
        this.updateMemoryUsage();
        return this.usage >= ConfigInfo.ConfigInfo.memoryThreshold
    }

    getMemoryDebugInfo() {
        return `Total memory: ${this.totalMem/1048576}MB, Used memory: ${Number(this.usedMem/1048576).toFixed(3)}MB, Usage: ${Number(this.usage).toFixed(3)}`
    }

    updateAndGetMemoryInfo() {
        this.updateMemoryUsage();
        return this.getMemoryDebugInfo()
    }
}

module.exports.MemoryInfo = new MemoryInfo()