/usr/lib/nodejs/log4js/appenders/dateFile.js is in node-log4js 0.6.9-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 | "use strict";
var streams = require('../streams')
, layouts = require('../layouts')
, 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();
});
});
/**
* 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");
};
}
function configure(config, options) {
var layout;
if (config.layout) {
layout = layouts.layout(config.layout.type, config.layout);
}
if (!config.alwaysIncludePattern) {
config.alwaysIncludePattern = false;
}
if (options && options.cwd && !config.absolute) {
config.filename = path.join(options.cwd, config.filename);
}
return appender(config.filename, config.pattern, config.alwaysIncludePattern, layout);
}
exports.appender = appender;
exports.configure = configure;
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