alwaysai/lib/util/l4t-version.js

The alwaysAI command-line interface (CLI)

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.getL4TVersion = void 0;
const logger_1 = require("./logger");
const stringify_error_1 = require("./stringify-error");
async function getL4TVersion(props) {
    const { spawner } = props;
    let l4tInfo = '';
    try {
        // These steps are the equivalent of running:
        // `dpkg -l | grep 'nvidia-l4t-core' | awk '{print $3}'`
        const packages = await spawner.run({
            exe: 'dpkg',
            args: ['-l']
        });
        const packageArr = packages.split('\n');
        for (const p of packageArr) {
            // l4tInfo is in the form:
            // `ii  nvidia-l4t-core  35.2.1-20230124153320  arm64  NVIDIA Core Package`
            if (p.includes('nvidia-l4t-core')) {
                const details = p.split(/\s+/);
                l4tInfo = details[2];
            }
        }
    }
    catch (err) {
        logger_1.logger.error((0, stringify_error_1.stringifyError)(err));
    }
    logger_1.logger.debug(l4tInfo);
    const re = RegExp('([0-9]+.[0-9]+(.[0-9]+)?).*', 'g');
    const found = re.exec(l4tInfo.trim());
    logger_1.logger.debug(found);
    let l4tVersion = null;
    if (found && found.length >= 2) {
        // Group 1 contains the L4T version string
        l4tVersion = found[1];
    }
    return l4tVersion;
}
exports.getL4TVersion = getL4TVersion;
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