| 'use strict'; |
|
|
| const _ = require('lodash'); |
| const bunyan = require('bunyan'); |
| const raven = require('raven'); |
| const sentryStream = require('bunyan-sentry-stream'); |
| const PrettyStream = require('bunyan-prettystream'); |
|
|
| const SensitiveDataStream = require('./streams/sensitive-data'); |
| const serializers = require('./serializers'); |
|
|
| const defaultConfig = { |
| logger: { |
| name: process.env.LOGGER_NAME || 'Development logger', |
| level: process.env.LOGGER_LEVEL || 'info', |
| pretty: process.env.USE_BUNYAN_PRETTY_STREAM === 'true', |
| hideSensitiveData: process.env.LOGGER_USE_SENSITIVE_DATA_STREAM !== 'false', |
| sensitiveDataPattern: process.env.LOGGER_SENSITIVE_DATA_PATTERN, |
| }, |
| sentry: { |
| dsn: process.env.SENTRY_DSN, |
| release: undefined, |
| environment: process.env.NODE_ENV || 'development', |
| }, |
| }; |
|
|
| function init(config) { |
| const finalConfig = _.defaultsDeep(config, defaultConfig); |
|
|
| const loggerName = finalConfig.logger.name; |
| const loggerLevel = finalConfig.logger.level; |
| const loggerConfig = { |
| name: loggerName, |
| level: loggerLevel, |
| streams: [], |
| serializers: { |
| err: serializers.err, |
| }, |
| }; |
|
|
| if (finalConfig.logger.pretty) { |
| const prettyStdOut = new PrettyStream(); |
| prettyStdOut.pipe(process.stdout); |
| loggerConfig.streams.push({ |
| type: 'raw', |
| level: loggerLevel, |
| stream: prettyStdOut, |
| }); |
| } else if (finalConfig.logger.hideSensitiveData) { |
| loggerConfig.streams.push({ |
| level: loggerLevel, |
| stream: new SensitiveDataStream(finalConfig.logger.sensitiveDataPattern), |
| }); |
| } else { |
| loggerConfig.streams.push({ level: loggerLevel, stream: process.stdout }); |
| } |
|
|
| if (finalConfig.sentry && finalConfig.sentry.dsn) { |
| const client = new raven.Client(finalConfig.sentry.dsn, { |
| name: loggerName, |
| release: finalConfig.sentry.release, |
| environment: finalConfig.sentry.environment, |
| }); |
| client.install(); |
| loggerConfig.streams.push(sentryStream(client)); |
| } |
|
|
| return bunyan.createLogger(loggerConfig); |
| } |
|
|
| const logger = init(defaultConfig); |
|
|
| module.exports = logger; |
| module.exports.init = init; |
|
|
