@betit/orion-node-sdk/lib/logger/logger.js

SDK for orion

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const graylog = require("graygelf");
const message_1 = require("./message");
const Colors = require("./colors");
const LoggerLevels = require("./levels");
const levels_1 = require("./levels");
const KiB = 1024;
const MAXIMUM_PARAMS_SIZE = 30 * KiB; // Let the 2KiB to 32KiB free for other fields.
class Logger {
    constructor(_serviceName, _verbose) {
        this._serviceName = _serviceName;
        this._verbose = _verbose;
        this._logLevel = LoggerLevels.levelToNumber(process.env.ORION_LOGGER_LEVEL || '');
        this._client = new graylog({
            host: process.env.ORION_LOGGER_HOST || '127.0.0.1',
            port: process.env.ORION_LOGGER_PORT || 12201,
        });
    }
    createMessage(message) {
        return new message_1.Message(this, this._serviceName, message);
    }
    send(m) {
        if (this._logLevel < m.level) {
            return;
        }
        if (this._verbose) {
            this._consoleLog(m);
        }
        try {
            const params = JSON.stringify(m.params) || '';
            if (params.length > MAXIMUM_PARAMS_SIZE) {
                m.params = params.substr(0, 4 * KiB) + '...';
                this._client.info(new Error(`HUGE PARAMETER SIZE (${params.length})`));
            }
            else {
                m.params = params;
            }
            this._client.raw(m);
        }
        catch (e) {
            this._client.info(e);
            this._client.raw(Object.assign({}, m, {
                level: levels_1.ERROR,
                params: undefined,
            }));
        }
    }
    _consoleLog(m) {
        const COLOR = Colors.getColorForLevel(m.level);
        const LEVEL = LoggerLevels.levelToString(m.level);
        const TIME = this._getTime();
        const SERVICE = this._serviceName;
        console.log('\x1b[' + COLOR + 'm' + TIME + ' | ' + SERVICE + ' ▶', '\x1b[0m', LEVEL, JSON.stringify(m));
    }
    _getTime() {
        const TODAY = new Date();
        let hours = TODAY.getHours();
        if (hours < 10) {
            hours = '0' + hours;
        }
        let minutes = TODAY.getMinutes();
        if (minutes < 10) {
            minutes = '0' + minutes;
        }
        let seconds = TODAY.getSeconds();
        if (seconds < 10) {
            seconds = '0' + seconds;
        }
        let milliseconds = TODAY.getMilliseconds();
        if (milliseconds < 10) {
            milliseconds = '0' + milliseconds;
        }
        if (milliseconds < 99) {
            milliseconds = '0' + milliseconds;
        }
        return hours + ':' + minutes + ':' + seconds + ':' + milliseconds;
    }
}
exports.Logger = Logger;
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