var app = angular.module('sentinelDashboardApp');
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app.service('DegradeService', ['$http', function ($http) {
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this.queryMachineRules = function (app, ip, port) {
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var param = {
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app: app,
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ip: ip,
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port: port
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};
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return $http({
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url: 'degrade/rules.json',
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params: param,
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method: 'GET'
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});
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};
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this.newRule = function (rule) {
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return $http({
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url: '/degrade/rule',
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data: rule,
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method: 'POST'
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});
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};
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this.saveRule = function (rule) {
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var param = {
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id: rule.id,
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resource: rule.resource,
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limitApp: rule.limitApp,
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grade: rule.grade,
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count: rule.count,
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timeWindow: rule.timeWindow,
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statIntervalMs: rule.statIntervalMs,
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minRequestAmount: rule.minRequestAmount,
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slowRatioThreshold: rule.slowRatioThreshold,
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};
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return $http({
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url: '/degrade/rule/' + rule.id,
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data: param,
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method: 'PUT'
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});
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};
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this.deleteRule = function (rule) {
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return $http({
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url: '/degrade/rule/' + rule.id,
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method: 'DELETE'
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});
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};
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this.checkRuleValid = function (rule) {
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if (rule.resource === undefined || rule.resource === '') {
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alert('资源名称不能为空');
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return false;
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}
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if (rule.grade === undefined || rule.grade < 0) {
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alert('未知的降级策略');
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return false;
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}
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if (rule.count === undefined || rule.count === '' || rule.count < 0) {
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alert('降级阈值不能为空或小于 0');
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return false;
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}
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if (rule.timeWindow == undefined || rule.timeWindow === '' || rule.timeWindow <= 0) {
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alert('熔断时长必须大于 0s');
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return false;
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}
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if (rule.minRequestAmount == undefined || rule.minRequestAmount <= 0) {
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alert('最小请求数目需大于 0');
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return false;
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}
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if (rule.statIntervalMs == undefined || rule.statIntervalMs <= 0) {
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alert('统计窗口时长需大于 0s');
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return false;
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}
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if (rule.statIntervalMs !== undefined && rule.statIntervalMs > 60 * 1000 * 2) {
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alert('统计窗口时长最大 120s');
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return false;
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}
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// 异常比率类型.
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if (rule.grade == 1 && rule.count > 1) {
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alert('异常比率超出范围:[0.0 - 1.0]');
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return false;
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}
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if (rule.grade == 0) {
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if (rule.slowRatioThreshold == undefined) {
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alert('慢调用比率不能为空');
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return false;
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}
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if (rule.slowRatioThreshold < 0 || rule.slowRatioThreshold > 1) {
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alert('慢调用比率超出范围:[0.0 - 1.0]');
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return false;
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}
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}
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return true;
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};
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}]);
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