| 1 | var util = require('util');
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| 2 | var defaults = require('lodash.defaults');
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| 3 |
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| 4 | var ConfigError = function ConfigError(message, extra) {
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| 5 | Error.captureStackTrace(this, this.constructor);
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| 6 | this.name = this.constructor.name;
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| 7 | this.message = message;
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| 8 | this.extra = extra;
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| 9 | };
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| 10 |
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| 11 | util.inherits(ConfigError, Error);
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| 12 |
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| 13 | function createConfig(config) {
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| 14 | var env = process.env;
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| 15 |
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| 16 | defaults(config || {}, {
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| 17 | username: env.TUNNELSSH_USER || env.USER || env.USERNAME || 'root',
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| 18 | port: 22,
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| 19 | host: null,
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| 20 | srcPort: 0,
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| 21 | srcHost: '127.0.0.1',
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| 22 | dstPort: null,
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| 23 | dstHost: '127.0.0.1',
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| 24 | localHost: '127.0.0.1',
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| 25 | localPort: config.dstPort,
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| 26 | agent: process.env.SSH_AUTH_SOCK
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| 27 | });
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| 28 |
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| 29 | if (!config.host) {
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| 30 | throw new ConfigError('host not set');
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| 31 | }
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| 32 |
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| 33 | if (!config.dstPort) {
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| 34 | throw new ConfigError('dstPort not set');
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| 35 | }
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| 36 |
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| 37 | return config;
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| 38 | }
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| 39 |
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| 40 | module.exports = createConfig;
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