AIS Projects / logstatalarm

Blame view

model/alarm.js 2.4 KB
Edit Raw Normal View History
adfda8e1   Arsisakarn Srilatanart   initial commit fr... 
1
2
3
4
5
6
7
8
9
10
11
12
 
var fs = require('fs');
var moment = require('moment');
var helper = require('../lib/helper');
var _ = require('lodash');

/*
 * parameters:
 *   dirname: string
 *   rotation: interger (ms)
 *   maxsize: interger (byte)
 */
function alarm(dirname, opts) {
885ab5d1   Apichat.Tum   add filename 
13
14
15
16
17
18
19
20
21
22
 
    opts = opts || {};
    this.dirname = dirname;
    this.rotation = opts.rotation || 15 * 60 * 1000;
    this.maxsize = opts.maxsize || 20000;
    this.filename = opts.filename || '[log]YYYY-MM-DDTHH-mm-ss[_${count}.txt]';
    this.external = opts.external || [];
    this.currentsize = 0;
    this.timestamp = 0;
    this.foldername = 'alarm/';
    helper.mkdirIfNotExist(`${this.dirname}/${this.foldername}`);
adfda8e1   Arsisakarn Srilatanart   initial commit fr... 
23
24
25
26
27
28
 
};

/*
 * parameters:
 *   data: any
 */
885ab5d1   Apichat.Tum   add filename 
29
30
31
32
33
 
alarm.prototype.appendAlarm = function (data) {
    data = this.formatData(data);
    this.currentsize = this.currentsize + helper.getLengthOfContent(data);
    this.request(data);
    fs.appendFile(this.getDir(), data, function (err) {});
adfda8e1   Arsisakarn Srilatanart   initial commit fr... 
34
35
36
37
38
39
 
};

/*
 * parameters:
 *   none
 */
885ab5d1   Apichat.Tum   add filename 
40
41
42
43
44
45
 
alarm.prototype.getDir = function () {
    var time = moment(Math.floor((+moment()) / this.rotation) * this.rotation);
    this.resetCurrentSize(time.unix());
    var count = this.getCount();
    time = time.format(this.filename.replace("${count}", count));
    return `${this.dirname}${this.foldername}${time}`;
adfda8e1   Arsisakarn Srilatanart   initial commit fr... 
46
47
48
49
50
51
 
};

/*
 * parameters:
 *   time_unix: string
 */
885ab5d1   Apichat.Tum   add filename 
52
53
54
55
56
 
alarm.prototype.resetCurrentSize = function (time_unix) {
    if (time_unix > this.timestamp) {
        this.currentsize = 0
        this.timestamp = time_unix;
    }
adfda8e1   Arsisakarn Srilatanart   initial commit fr... 
57
58
59
60
61
62
 
};

/*
 * parameters:
 *   none
 */
885ab5d1   Apichat.Tum   add filename 
63
64
65
 
alarm.prototype.getCount = function () {
    var count = Math.floor((this.currentsize / this.maxsize) + 1);
    return ((count * 1e-5).toFixed(5)).split('.')[1];
adfda8e1   Arsisakarn Srilatanart   initial commit fr... 
66
67
68
69
70
71
 
};

/*
 * parameters:
 *   data: any
 */
885ab5d1   Apichat.Tum   add filename 
72
73
74
75
76
 
alarm.prototype.formatData = function (data) {
    var date = moment().toISOString().trim();
    var timestamp = moment().unix();
    data = this._formatObject(data).trim();
    return `${date} ${timestamp} ${data}\r\n`;
adfda8e1   Arsisakarn Srilatanart   initial commit fr... 
77
78
79
80
81
82
 
};

/*
 * parameters:
 *   data: any
 */
885ab5d1   Apichat.Tum   add filename 
83
84
85
86
87
88
89
90
 
alarm.prototype._formatObject = function (data) {
    if (_.isObject(data)) {
        return JSON.stringify(data);
    }
    if (_.isNumber(data)) {
        return toString(data);
    }
    return data;
adfda8e1   Arsisakarn Srilatanart   initial commit fr... 
91
92
93
94
95
96
 
};

/*
 * parameters:
 *   data: any
 */
885ab5d1   Apichat.Tum   add filename 
97
98
99
100
 
alarm.prototype.request = function (data) {
    _.forEach(this.external, function (external) {
        external.fn.apply(this, [data].concat(external.args));
    });
adfda8e1   Arsisakarn Srilatanart   initial commit fr... 
101
102
 
};
885ab5d1   Apichat.Tum   add filename 
103
 
module.exports = alarm;