63 lines
1.4 KiB
JavaScript
63 lines
1.4 KiB
JavaScript
'use strict';
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var util = require('util'),
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winston = require('winston'),
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Realm = require('realm');
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var RealmLogger = exports.Realm = function (options) {
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winston.Transport.call(this, options);
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//
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// Configure the Realm`
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//
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let LogSchema = {
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name: 'Log',
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properties: {
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level: 'string',
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message: 'string',
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timestamp: 'date',
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}
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};
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this.realm = new Realm({
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path: 'winston.realm',
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schema: [LogSchema]
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});
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};
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//
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// Inherit from `winston.Transport` so you can take advantage
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// of the base functionality and `.handleExceptions()`.
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//
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util.inherits(RealmLogger, winston.Transport);
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//
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// Expose the name of this Transport on the prototype
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//
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RealmLogger.prototype.name = 'realm';
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//
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// Define a getter so that `winston.transports.Realm`
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// is available and thus backwards compatible.
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//
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winston.transports.Realm = RealmLogger;
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//
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// ### function log (level, msg, [meta], callback)
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// #### @level {string} Level at which to log the message.
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// #### @msg {string} Message to log
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// #### @meta {Object} **Optional** Additional metadata to attach
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// #### @callback {function} Continuation to respond to when complete.
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// Core logging method exposed to Winston. Metadata is optional.
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//
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RealmLogger.prototype.log = function (level, msg, meta, callback) {
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let ts = new Date();
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this.realm.write(() => {
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this.realm.create('Log', {level: level, message: msg, timestamp: ts});
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});
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callback(null, true);
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};
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