You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
54 lines
1.4 KiB
54 lines
1.4 KiB
"use strict";
|
|
var streams = require('streamroller')
|
|
, path = require('path')
|
|
, os = require('os')
|
|
, eol = os.EOL || '\n'
|
|
, openFiles = [];
|
|
|
|
//close open files on process exit.
|
|
process.on('exit', function() {
|
|
openFiles.forEach(function (file) {
|
|
file.end();
|
|
});
|
|
});
|
|
|
|
module.exports = function(layouts, levels) {
|
|
/**
|
|
* File appender that rolls files according to a date pattern.
|
|
* @filename base filename.
|
|
* @pattern the format that will be added to the end of filename when rolling,
|
|
* also used to check when to roll files - defaults to '.yyyy-MM-dd'
|
|
* @layout layout function for log messages - defaults to basicLayout
|
|
*/
|
|
function appender(filename, pattern, alwaysIncludePattern, layout) {
|
|
layout = layout || layouts.basicLayout;
|
|
|
|
var logFile = new streams.DateRollingFileStream(
|
|
filename,
|
|
pattern,
|
|
{ alwaysIncludePattern: alwaysIncludePattern }
|
|
);
|
|
openFiles.push(logFile);
|
|
|
|
return function(logEvent) {
|
|
logFile.write(layout(logEvent) + eol, "utf8");
|
|
};
|
|
|
|
}
|
|
|
|
return function configure(config) {
|
|
var layout;
|
|
|
|
if (config.layout) {
|
|
layout = layouts.layout(config.layout.type, config.layout);
|
|
}
|
|
|
|
if (!config.alwaysIncludePattern) {
|
|
config.alwaysIncludePattern = false;
|
|
}
|
|
|
|
return appender(config.filename, config.pattern, config.alwaysIncludePattern, layout);
|
|
};
|
|
|
|
};
|