jsm-utilities/dist/node/system/storage.utilities.js

A utilities library.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.getDiskUsage = getDiskUsage;
const child_process_1 = require("child_process");
function getDiskUsage(path = "/") {
    return new Promise((resolve, reject) => {
        (0, child_process_1.exec)(`df -k '${path}'`, (error, stdout) => {
            if (error)
                return reject(error);
            const lines = stdout.trim().split("\n");
            if (lines.length < 2)
                return reject(new Error("Unexpected df output"));
            const parts = lines[1].split(/\s+/);
            const size = parseInt(parts[1], 10) * 1024; // total in bytes
            const used = parseInt(parts[2], 10) * 1024; // used in bytes
            const available = parseInt(parts[3], 10) * 1024;
            const percent = parseInt(parts[4].replace("%", ""), 10);
            resolve({ size, used, available, percent });
        });
    });
}