| 1 | "use strict";
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| 2 |
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| 3 | var fs = require("fs");
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| 4 | var traverse = require("traverse");
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| 5 |
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| 6 | var generalLogger = require('./logger')();
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| 7 |
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| 8 | var envVarRegex = /\$\{([^}]+)\}/;
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| 9 |
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| 10 | module.exports = function(file) {
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| 11 | var globalAuth = {};
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| 12 | try {
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| 13 | globalAuth = JSON.parse(fs.readFileSync(file));
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| 14 |
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| 15 | traverse(globalAuth).forEach(function(val) {
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| 16 | if ("string" === typeof val) {
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| 17 | var match, modified;
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| 18 | while ((match = envVarRegex.exec(val)) !== null) {
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| 19 | var envName = match[1];
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| 20 | var envVal = process.env[envName];
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| 21 | if (envVal === undefined) {
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| 22 | generalLogger.warn("-- Authentication file referenced var ${" + envName + "}, which was not present in environment");
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| 23 | envVal = "";
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| 24 | }
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| 25 | val = val.substring(0, match.index) + envVal + val.substring(match.index + match[0].length);
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| 26 | modified = true;
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| 27 | }
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| 28 |
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| 29 | if (modified === true) {
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| 30 | this.update(val);
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| 31 | }
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| 32 | }
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| 33 | });
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| 34 | }
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| 35 | catch(e){
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| 36 | generalLogger.warn("-- Authentication file not found in " + file +
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| 37 | ". You may want to create your own. You can also define the place where the credential file will be located " +
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| 38 | " by editing the general configuration property 'authentication-file-path' -- ");
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| 39 | }
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| 40 |
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| 41 | return globalAuth;
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| 42 | };
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