/*
|
* Copyright 1999-2018 Alibaba Group Holding Ltd.
|
*
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
* you may not use this file except in compliance with the License.
|
* You may obtain a copy of the License at
|
*
|
* http://www.apache.org/licenses/LICENSE-2.0
|
*
|
* Unless required by applicable law or agreed to in writing, software
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
* See the License for the specific language governing permissions and
|
* limitations under the License.
|
*/
|
package com.alibaba.csp.sentinel.dashboard.rule.nacos.flow;
|
|
import java.util.ArrayList;
|
import java.util.List;
|
|
import com.alibaba.csp.sentinel.dashboard.constants.SentinelConStants;
|
import com.alibaba.csp.sentinel.dashboard.rule.nacos.SentinelConfig;
|
import org.springframework.beans.factory.annotation.Autowired;
|
import org.springframework.stereotype.Component;
|
|
import com.alibaba.csp.sentinel.dashboard.datasource.entity.rule.FlowRuleEntity;
|
import com.alibaba.csp.sentinel.dashboard.rule.DynamicRuleProvider;
|
import com.alibaba.csp.sentinel.datasource.Converter;
|
import com.alibaba.csp.sentinel.util.StringUtil;
|
import com.alibaba.nacos.api.config.ConfigService;
|
|
/**
|
* 流控规则拉取
|
*
|
* @author zyf
|
* @date 2022-04-13
|
*/
|
@Component("flowRuleNacosProvider")
|
public class FlowRuleNacosProvider implements DynamicRuleProvider<List<FlowRuleEntity>> {
|
|
@Autowired
|
private ConfigService configService;
|
@Autowired
|
private Converter<String, List<FlowRuleEntity>> converter;
|
|
@Override
|
public List<FlowRuleEntity> getRules(String appName) throws Exception {
|
String rules = configService.getConfig(appName + SentinelConStants.FLOW_DATA_ID_POSTFIX,
|
SentinelConStants.GROUP_ID, 3000);
|
if (StringUtil.isEmpty(rules)) {
|
return new ArrayList<>();
|
}
|
return converter.convert(rules);
|
}
|
}
|
