118 lines
2.9 KiB
JavaScript
118 lines
2.9 KiB
JavaScript
// config.js
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const fs = require('fs');
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const path = require('path');
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const nodeRoot = path.dirname(require.main.filename);
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const configPath = path.join(nodeRoot, 'config.json');
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// sane defaults if config.json or parts are missing
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let config = {
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listen: {
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ip: '0.0.0.0',
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port: 2222,
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},
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http: {
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origins: ['localhost:2222'],
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},
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user: {
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name: null,
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password: null,
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privatekey: null,
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overridebasic: false,
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},
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ssh: {
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host: null,
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port: 22,
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localAddress: null,
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localPort: null,
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term: 'xterm-color',
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readyTimeout: 20000,
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keepaliveInterval: 120000,
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keepaliveCountMax: 10,
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allowedSubnets: [],
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},
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terminal: {
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cursorBlink: true,
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scrollback: 10000,
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tabStopWidth: 8,
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bellStyle: 'sound',
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},
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header: {
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text: null,
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background: 'green',
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},
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session: {
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name: 'WebSSH2',
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secret: 'mysecret',
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resave: false,
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saveUninitialized: false,
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unset: 'destroy',
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},
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options: {
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challengeButton: true,
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allowreauth: true,
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},
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algorithms: {
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kex: [
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'ecdh-sha2-nistp256',
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'ecdh-sha2-nistp384',
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'ecdh-sha2-nistp521',
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'diffie-hellman-group-exchange-sha256',
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'diffie-hellman-group14-sha1',
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],
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cipher: [
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'aes128-ctr',
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'aes192-ctr',
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'aes256-ctr',
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'aes128-gcm',
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'aes128-gcm@openssh.com',
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'aes256-gcm',
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'aes256-gcm@openssh.com',
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'aes256-cbc',
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],
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hmac: ['hmac-sha2-256', 'hmac-sha2-512', 'hmac-sha1'],
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compress: ['none', 'zlib@openssh.com', 'zlib'],
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},
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serverlog: {
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client: false,
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server: false,
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},
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accesslog: false,
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verify: false,
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safeShutdownDuration: 300,
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};
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// We want our environment varaibles to take priority if they're set
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function setOverrides() {
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config.listen.ip = process.env.LISTEN_IP || config.listen.ip;
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config.listen.port = process.env.PORT || config.listen.port;
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config.session.name = process.env.SESSION_NAME || config.session.name;
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config.session.secret = process.env.SESSION_SECRET || config.session.secret;
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}
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// test if config.json exists, if not provide error message but try to run anyway
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try {
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if (fs.existsSync(configPath)) {
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// eslint-disable-next-line no-console
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console.info(`WebSSH2 service reading config from: ${configPath}`);
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// eslint-disable-next-line global-require
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config = require('read-config-ng')(configPath);
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// setup overrides for environment variables
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setOverrides();
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} else {
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console.error(
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`\n\nERROR: Missing config.json for WebSSH2. Current config: ${JSON.stringify(config)}`
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);
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console.error('\n See config.json.sample for details\n\n');
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setOverrides();
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}
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} catch (err) {
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console.error(
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`\n\nERROR: Missing config.json for WebSSH2. Current config: ${JSON.stringify(config)}`
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);
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console.error('\n See config.json.sample for details\n\n');
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console.error(`ERROR:\n\n ${err}`);
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}
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module.exports = config;
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