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1 | // Thanks http://tostring.it/2014/06/23/advanced-logging-with-nodejs/ | |
2 | import * as mkdirp from 'mkdirp' | |
3 | import * as path from 'path' | |
4 | import * as winston from 'winston' | |
5 | import { CONFIG } from '../initializers' | |
6 | ||
7 | const label = CONFIG.WEBSERVER.HOSTNAME + ':' + CONFIG.WEBSERVER.PORT | |
8 | ||
9 | // Create the directory if it does not exist | |
10 | mkdirp.sync(CONFIG.STORAGE.LOG_DIR) | |
11 | ||
12 | function loggerReplacer (key: string, value: any) { | |
13 | if (value instanceof Error) { | |
14 | const error = {} | |
15 | ||
16 | Object.getOwnPropertyNames(value).forEach(key => error[ key ] = value[ key ]) | |
17 | ||
18 | return error | |
19 | } | |
20 | ||
21 | return value | |
22 | } | |
23 | ||
24 | const consoleLoggerFormat = winston.format.printf(info => { | |
25 | let additionalInfos = JSON.stringify(info.meta, loggerReplacer, 2) | |
26 | if (additionalInfos === undefined || additionalInfos === '{}') additionalInfos = '' | |
27 | else additionalInfos = ' ' + additionalInfos | |
28 | ||
29 | return `[${info.label}] ${info.timestamp} ${info.level}: ${info.message}${additionalInfos}` | |
30 | }) | |
31 | ||
32 | const jsonLoggerFormat = winston.format.printf(info => { | |
33 | return JSON.stringify(info, loggerReplacer) | |
34 | }) | |
35 | ||
36 | const timestampFormatter = winston.format.timestamp({ | |
37 | format: 'YYYY-MM-DD HH:mm:ss.SSS' | |
38 | }) | |
39 | const labelFormatter = winston.format.label({ | |
40 | label | |
41 | }) | |
42 | ||
43 | const logger = winston.createLogger({ | |
44 | level: CONFIG.LOG.LEVEL, | |
45 | format: winston.format.combine( | |
46 | labelFormatter, | |
47 | winston.format.splat() | |
48 | ), | |
49 | transports: [ | |
50 | new winston.transports.File({ | |
51 | filename: path.join(CONFIG.STORAGE.LOG_DIR, 'peertube.log'), | |
52 | handleExceptions: true, | |
53 | maxsize: 1024 * 1024 * 30, | |
54 | maxFiles: 5, | |
55 | format: winston.format.combine( | |
56 | winston.format.timestamp(), | |
57 | jsonLoggerFormat | |
58 | ) | |
59 | }), | |
60 | new winston.transports.Console({ | |
61 | handleExceptions: true, | |
62 | format: winston.format.combine( | |
63 | timestampFormatter, | |
64 | winston.format.colorize(), | |
65 | consoleLoggerFormat | |
66 | ) | |
67 | }) | |
68 | ], | |
69 | exitOnError: true | |
70 | }) | |
71 | ||
72 | function bunyanLogFactory (level: string) { | |
73 | return function () { | |
74 | let meta = null | |
75 | let args: any[] = [] | |
76 | args.concat(arguments) | |
77 | ||
78 | if (arguments[ 0 ] instanceof Error) { | |
79 | meta = arguments[ 0 ].toString() | |
80 | args = Array.prototype.slice.call(arguments, 1) | |
81 | args.push(meta) | |
82 | } else if (typeof (args[ 0 ]) !== 'string') { | |
83 | meta = arguments[ 0 ] | |
84 | args = Array.prototype.slice.call(arguments, 1) | |
85 | args.push(meta) | |
86 | } | |
87 | ||
88 | logger[ level ].apply(logger, args) | |
89 | } | |
90 | } | |
91 | const bunyanLogger = { | |
92 | trace: bunyanLogFactory('debug'), | |
93 | debug: bunyanLogFactory('debug'), | |
94 | info: bunyanLogFactory('info'), | |
95 | warn: bunyanLogFactory('warn'), | |
96 | error: bunyanLogFactory('error'), | |
97 | fatal: bunyanLogFactory('error') | |
98 | } | |
99 | // --------------------------------------------------------------------------- | |
100 | ||
101 | export { | |
102 | timestampFormatter, | |
103 | labelFormatter, | |
104 | consoleLoggerFormat, | |
105 | jsonLoggerFormat, | |
106 | logger, | |
107 | bunyanLogger | |
108 | } |