Loopback Component Log

The loopback component add the log function to the loopback.

Installation

1. Install in you loopback project:

npm install --save loopback-component-log

2. Create a component-config.json file in your server folder (if you don't already have one)

3. Configure options inside component-config.json:

{
  "loopback-component-log": {
    "enabled": true,
    "name": "logger",
    "http": true,
    "level": "info",
    "useStdOut": true,
    "useLogFile": false,
    "path": "./logs"
    "maxResponseTime": 30000,
    "excludes": ["req","res"]
    ...
  }
}

• enabled [Boolean]: whether enable this component. defaults: true
• http [Boolean]: whether log the http request. defaults: true
  • the Model.json can control it if not settings.
• level [String]: the log level string: "trace", "debug", "info", "warn", error", "fatal". defaults: "info"
• useStdOut [Boolean]: whether log to stdout. defaults: true
• useLogFile [Boolean]: whether log to the file. defaults: false
  • path [String]: the log folder. defaults: ./logs
  • period [String]: the log file period. defaults: 1d
  • logType [String]: the log file type. defaults: rotating-file
  • maxLogs [Integer]: the max count of the log files. default :10
• maxResponseTime [Integer]: treat if as fatal if response exceed the time. default :30000
  • 0 or null means do not enable this feature .
• see the
  • express-bunyan-logger

Usage

Just enable it on component-config.json.

var loopback = require('loopback');
var rootlog = loopback.log;

rootlog.info("hi");
rootlog.warn({lang: 'fr'}, 'au revoir');

set DEBUG=loopback:component:log env vaiable to show debug info.

History

TODO

• !syslog stream