@eggjs/logrotator/dist/commonjs/lib/hour_rotator.js

logrotator for egg

"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.HourRotator = void 0;
const moment_1 = __importDefault(require("moment"));
const node_path_1 = __importDefault(require("node:path"));
const node_util_1 = require("node:util");
const utility_1 = require("utility");
const rotator_js_1 = require("./rotator.js");
const debug = (0, node_util_1.debuglog)('@eggjs/logrotator/lib/hour_rotator');
// rotate log by hour
// rename from foo.log to foo.log.YYYY-MM-DD-HH
class HourRotator extends rotator_js_1.LogRotator {
    async getRotateFiles() {
        const files = new Map();
        const logDir = this.app.config.logger.dir;
        const filesRotateByHour = this.app.config.logrotator.filesRotateByHour || [];
        for (let logPath of filesRotateByHour) {
            // support relative path
            if (!node_path_1.default.isAbsolute(logPath)) {
                logPath = node_path_1.default.join(logDir, logPath);
            }
            const stat = await (0, utility_1.exists)(logPath);
            if (!stat) {
                continue;
            }
            this._setFile(logPath, files);
        }
        return files;
    }
    get hourDelimiter() {
        return this.app.config.logrotator.hourDelimiter;
    }
    _setFile(srcPath, files) {
        if (!files.has(srcPath)) {
            const ext = this.app.config.logrotator.gzip === true ? '.gz' : '';
            const targetPath = srcPath +
                (0, moment_1.default)()
                    .subtract(1, 'hours')
                    .format(`.YYYY-MM-DD${this.hourDelimiter}HH`) +
                ext;
            debug('set file %s => %s', srcPath, targetPath);
            files.set(srcPath, { srcPath, targetPath });
        }
    }
}
exports.HourRotator = HourRotator;
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