@nodevisor/ssh

Install, configure, and harden the OpenSSH server.

Part of Nodevisor — TypeScript Infrastructure Automation Platform

Install

npm install @nodevisor/ssh

Quick Start

import $ from '@nodevisor/shell';
import SSH from '@nodevisor/ssh';

const $server = $.connect({ host: '10.0.0.10', username: 'root' });
const ssh = $server(SSH);

// Install OpenSSH server
await ssh.install();

// Disable password authentication (key-only login)
await ssh.disablePasswordAuthentication();

// Restart to apply changes
await ssh.restart();

Full SSH Hardening Setup

import $, { SSH, AuthorizedKeys } from 'nodevisor';

const $server = $.connect({ host: '10.0.0.10', username: 'root' });

// First, ensure SSH keys are in place
await $server(AuthorizedKeys).writeFromFile('~/.ssh/id_ed25519.pub');

// Then disable password authentication
await $server(SSH).disablePasswordAuthentication();

API

Installation & Service

| Method | Description | |--------|-------------| | install() | Install the OpenSSH server package | | uninstall() | Remove the OpenSSH server package | | isInstalled() | Check if OpenSSH server is installed | | getVersion() | Get the installed OpenSSH version | | start() | Start the SSH service | | stop() | Stop the SSH service | | restart() | Restart the SSH service | | isRunning() | Check if the SSH service is active |

Security Hardening

| Method | Description | |--------|-------------| | disablePasswordAuthentication(skipRestart?) | Disable password-based SSH login | | enablePasswordAuthentication(skipRestart?) | Re-enable password-based SSH login | | testPasswordAuthentication() | Check if password authentication is enabled |

Related Packages

• @nodevisor/authorized-keys — Manage SSH keys before disabling passwords
• @nodevisor/services — Used internally for service management
• @nodevisor/packages — Used internally for package installation

Documentation

Full documentation available at nodevisor.com/docs/packages/ssh

License

Nodevisor uses a single O'Saasy license across all packages and applications. See the full terms in LICENSE.