Calculation/app/middleware/auto_logger.js

'use strict';

/**
 * 自动记录日志
 *
 * @author CaiAoLin
 * @date 2017/10/30
 * @version
 */
const os = require('os');

module.exports = options => {
    return function* autoLogger(next) {
        // 记录业务日志
        function getBussinessLogger(ctx) {
            if (ctx.url.match(/ledger/)) {
                return ctx.getLogger('ledger');
            } else if (ctx.url.match(/stage/)) {
                return ctx.getLogger('stage');
            }
            return ctx.getLogger('mixed');
        }

        const bLogger = getBussinessLogger(this);
        if (this.session.sessionUser) {
            const logData = {
                method: this.method,
                user: this.session.sessionUser,
                project: this.session.sessionProject,
                data: this.request.body,
            };
            bLogger.info(JSON.stringify(logData));
        } else {
            const logData = {
                method: this.method,
                data: this.body,
            };
            bLogger.info(JSON.stringify(logData));
        }
        this.logInfo = { time: new Date() };
        const cpus = os.cpus();
        this.logInfo.cpus = cpus.map(x => {
            return `${((1-x.times.idle/(x.times.idle+x.times.user+x.times.nice+x.times.sys+x.times.irq))*100).toFixed(2)}%`
        });

        // 自动记录log的action
        // const autoLogAction = ['save', 'delete'];
        // if (this.actionName !== undefined && autoLogAction.indexOf(this.actionName) >= 0) {
        //     // 操作数据的id
        //     const idReg = /\/(\d+)/;
        //     const paramInfo = this.request.originalUrl.match(idReg);
        //     let targetId = paramInfo[1] !== undefined ? paramInfo[1] : -1;
        //     targetId = parseInt(targetId);
        //
        //     const logData = {
        //         controller: this.controllerName,
        //         action: this.actionName,
        //         operation: this.currentName === undefined ? '保存数据' : this.currentName,
        //         target_id: targetId,
        //     };
        //     yield this.service.log.addLog(logData);
        // }

        yield next;
    };
};