70 lines
2.2 KiB
JavaScript
70 lines
2.2 KiB
JavaScript
// ENiGMA½
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const DefaultConfig = require('./config_default');
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const ConfigLoader = require('./config_loader');
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const _ = require('lodash');
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// Global system configuration instance; see Config.create()
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let systemConfigInstance;
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exports.Config = class Config extends ConfigLoader {
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constructor(options) {
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super(options);
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}
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static create(baseConfigPath, options, cb) {
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if (!cb && _.isFunction(options)) {
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cb = options;
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options = {};
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}
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const replacePaths = [
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'loginServers.ssh.algorithms.kex',
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'loginServers.ssh.algorithms.cipher',
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'loginServers.ssh.algorithms.hmac',
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'loginServers.ssh.algorithms.compress',
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];
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const replaceKeys = ['args', 'sendArgs', 'recvArgs', 'recvArgsNonBatch'];
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const configOptions = Object.assign({}, options, {
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defaultConfig: DefaultConfig,
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defaultsCustomizer: (defaultVal, configVal, key, path) => {
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if (Array.isArray(defaultVal) && Array.isArray(configVal)) {
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if (replacePaths.includes(path) || replaceKeys.includes(key)) {
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// full replacement using user config value
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return configVal;
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} else {
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// merge user config & default config; keep only unique
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_.uniq(defaultVal.concat(configVal));
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}
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}
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},
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onReload: err => {
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if (!err) {
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const Events = require('./events.js');
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Events.emit(Events.getSystemEvents().ConfigChanged);
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}
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},
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});
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systemConfigInstance = new Config(configOptions);
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systemConfigInstance.init(baseConfigPath, err => {
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if (err) {
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return cb(err);
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}
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// late bind an exported get method to the global Config
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// instance we just created
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exports.get = systemConfigInstance.get.bind(systemConfigInstance);
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return cb(null);
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});
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}
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static getDefaultPath() {
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// e.g. /enigma-bbs-install-path/config/
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return './config/';
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}
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};
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