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@@ -30,7 +30,9 @@ module.exports = (limiter, policy) => { |
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next = limiter.next; // eslint-disable-line
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const key = `pc:limiter:${limiter.remoteIp}`;
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const keyMax = `pc:limiter:max:${limiter.remoteIp}`;
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const key10m = `pc:limiter:10m:${limiter.remoteIp}`;
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const key10mMax = `pc:limiter:10m:max:${limiter.remoteIp}`;
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res.on('render', function() {
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let route = req.route ? req.route.path : '';
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@@ -49,13 +51,18 @@ module.exports = (limiter, policy) => { |
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}
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});
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return cache.getMultiAsync([key, key10m]).then((results) => {
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return cache.getMultiAsync([key, key10m, keyMax, key10mMax]).then((results) => {
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let result = results[key];
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let result10m = results[key10m];
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logger.debug('qps limiter: ' + key + '@' + result + ' max: ' + MAX_QPS);
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logger.debug('qps limiter:10m ' + key10m + '@' + result10m + ' max: ' + MAX_QPS_10m); // eslint-disable-line
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// 达到1分钟或是10分钟的访问限制,禁止访问
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if (results[keyMax] === 1 || results[key10mMax] === 1) {
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return Promise.resolve(policy);
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}
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// 默认数据设置
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if (!result && !_.isNumber(result)) {
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cache.setAsync(key, 1, 60); // 设置key,1m失效
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@@ -79,7 +86,7 @@ module.exports = (limiter, policy) => { |
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res.statusCode = 403;
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return Promise.resolve(policy);
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} else if (result10m > MAX_QPS_10m) { // eslint-disable-line
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cache.touch(key10m, ONE_DAY);
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cache.setAsync(key10mMax, 1, ONE_DAY);
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logger.debug('req limit', key10m);
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return Promise.resolve(policy);
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@@ -90,7 +97,7 @@ module.exports = (limiter, policy) => { |
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res.statusCode = 403;
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return Promise.resolve(policy);
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} else if (result > MAX_QPS) { // 判断 qps
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cache.touch(key, ONE_DAY);
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cache.setAsync(keyMax, 1, ONE_DAY);
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logger.debug('req limit', key);
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return Promise.resolve(policy);
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