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@@ -4,7 +4,9 @@ const _ = require('lodash'); |
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@@ -4,7 +4,9 @@ const _ = require('lodash'); |
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const logger = global.yoho.logger;
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const logger = global.yoho.logger;
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const ip = require('./rules/ip-list');
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const ip = require('./rules/ip-list');
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const userAgent = require('./rules/useragent');
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const userAgent = require('./rules/useragent');
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+const ipWhiteList = require('./rules/ip-white-list');
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const qpsLimiter = require('./rules/qps-limit');
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const qpsLimiter = require('./rules/qps-limit');
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+const co = Promise.coroutine;
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// const asynchronous = require('./rules/asynchronous');
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// const asynchronous = require('./rules/asynchronous');
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// const fakerLimiter = require('./rules/faker-limit');
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// const fakerLimiter = require('./rules/faker-limit');
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@@ -58,19 +60,44 @@ const limiter = (rule, policy, context) => { |
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@@ -58,19 +60,44 @@ const limiter = (rule, policy, context) => { |
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return rule(context, policy);
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return rule(context, policy);
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};
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};
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-module.exports = (req, res, next) => {
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+// 排除条件:ip白名单/路径白名单/异步请求/登录用户
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+const _excluded = (req) => {
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let remoteIp = req.yoho.clientIp || '';
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let remoteIp = req.yoho.clientIp || '';
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+ let remoteIpSegment = `${remoteIp.split('.').slice(0, 2).join('.')}.`;
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+
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+ return co(function* () {
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+ let cacheIpWhiteList = yield ipWhiteList();
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+
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+ return Boolean(
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+ _.includes(cacheIpWhiteList, remoteIp) ||
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+ _.includes(IP_WHITE_LIST, remoteIp) ||
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+ _.includes(IP_WHITE_SEGMENT, remoteIpSegment) ||
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+ _.includes(PATH_WHITE_LIST, req.path) ||
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+ req.xhr ||
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+ !_.isEmpty(_.get(req, 'user.uid'))
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+ );
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+ })();
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+};
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- // 排除条件:ip白名单/路径白名单/异步请求/登录用户
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- const excluded = _.includes(IP_WHITE_LIST, remoteIp) ||
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- _.includes(IP_WHITE_SEGMENT, `${remoteIp.split('.').slice(0, 2).join('.')}.`) ||
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- _.includes(PATH_WHITE_LIST, req.path) || req.xhr || !_.isEmpty(_.get(req, 'user.uid'));
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+module.exports = (req, res, next) => {
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+ const remoteIp = req.yoho.clientIp || '';
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const enabled = !_.get(req.app.locals, 'wap.sys.noLimiter');
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const enabled = !_.get(req.app.locals, 'wap.sys.noLimiter');
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- logger.debug(`request remote ip: ${remoteIp}; excluded: ${excluded}; enabled: ${enabled}`);
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+ // 开关为关或者未获取到remoteIp,放行
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+ if (!enabled || !remoteIp) {
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+ logger.debug(`request remote ip: ${remoteIp}; enabled: ${enabled}`);
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+ return next();
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+ }
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- // 判断获取remoteIp成功,并且开关未关闭
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- if (enabled && remoteIp && !excluded) {
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+ co(function* () {
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+ let excluded = yield _excluded(req);
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+
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+ logger.debug(`request remote ip: ${remoteIp}; excluded: ${excluded}; enabled: ${enabled}`);
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+
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+ // 白名单,放行
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+ if (excluded) {
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+ return next();
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+ }
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const context = {
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const context = {
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req: req,
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req: req,
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res: res,
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res: res,
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@@ -78,42 +105,39 @@ module.exports = (req, res, next) => { |
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@@ -78,42 +105,39 @@ module.exports = (req, res, next) => { |
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remoteIp: remoteIp
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remoteIp: remoteIp
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};
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};
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- Promise.all([
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+ let results = yield Promise.all([
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limiter(userAgent, captchaPolicy, context),
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limiter(userAgent, captchaPolicy, context),
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limiter(ip, captchaPolicy, context),
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limiter(ip, captchaPolicy, context),
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limiter(qpsLimiter, captchaPolicy, context)
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limiter(qpsLimiter, captchaPolicy, context)
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// limiter(asynchronous, captchaPolicy, context)
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// limiter(asynchronous, captchaPolicy, context)
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// limiter(fakerLimiter, reporterPolicy, context)
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// limiter(fakerLimiter, reporterPolicy, context)
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- ]).then((results) => {
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- let allPass = true, exclusion = false, policy = null;
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-
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- logger.debug('limiter result: ' + JSON.stringify(results));
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-
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- _.forEach(results, (result) => {
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- if (typeof result === 'object' && !exclusion) {
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- exclusion = result.exclusion;
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- }
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-
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- if (typeof result === 'function') {
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- allPass = false;
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- policy = result;
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- }
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- });
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-
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- if (exclusion) {
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- return next();
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- } else if (!allPass && policy) {
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- policy(req, res, next);
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- } else {
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- return next();
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+ ]);
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+
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+ let allPass = true, exclusion = false, policy = null;
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+
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+ logger.debug('limiter result: ' + JSON.stringify(results));
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+
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+ _.forEach(results, (result) => {
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+ if (typeof result === 'object' && !exclusion) {
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+ exclusion = result.exclusion;
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}
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}
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- }).catch((err) => {
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- logger.error(err);
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- return next();
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+ if (typeof result === 'function') {
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+ allPass = false;
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+ policy = result;
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+ }
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});
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});
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- } else {
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+
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+ if (exclusion) {
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+ return next();
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+ } else if (!allPass && policy) {
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+ policy(req, res, next);
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+ } else {
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+ return next();
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+ }
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+ })().catch(err => {
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+ logger.error(err);
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return next();
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return next();
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- }
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+ });
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}; |
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}; |