hivessh/dist/essentials/OsRelease.js

HiveSsh is an innovative library designed to streamline SSH2 connections and simplify task execution on Linux servers.

export const unknownDistro = "unknown";
export const defaultOsRelease = {
    distroName: unknownDistro,
    distroVersion: unknownDistro,
    meta: {}
};
export async function fetchOsRelease(sshHost) {
    let stats = await sshHost.sftp.readdir("/etc");
    stats = stats.filter((v) => v.filename.endsWith("-release"));
    if (stats.length == 0) {
        throw new Error("No '/etc/*-release' file found");
    }
    const meta = {};
    for (const stat of stats) {
        const value = "" + await sshHost.sftp.readFile(stat.path + "/" + stat.filename);
        for (const varLine of value.split("\n")) {
            const i = varLine.indexOf("=");
            const key = varLine.slice(0, i);
            if (key.length == 0) {
                continue;
            }
            let value = varLine.slice(i + 1);
            while (value.startsWith("\"") ||
                value.startsWith("'")) {
                value = value.slice(1);
            }
            while (value.endsWith("\"") ||
                value.endsWith("'")) {
                value = value.slice(0, -1);
            }
            meta[key] = value;
        }
    }
    const name = (meta.NAME ?? meta.DISTRIB_ID ??
        meta.DISTRO_ID ?? meta.ID ?? "unknown").toLowerCase();
    const version = (meta.VERSION_ID ?? meta.DISTRIB_RELEASE ??
        meta.DISTRO_RELEASE ?? meta.RELEASE ?? "unknown").toLowerCase();
    return {
        distroName: name,
        distroVersion: version,
        meta: meta
    };
}
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