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feat: 그룹 유량제어 메트릭 API 추가

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- GroupMetricDTO: allowed/rejectedPerSecond/rejectedThreshold/rejectRatio 등
- InflowGroupMetricService: DualInflowControlManager를 통한 메트릭 조회·초기화
  (getManager() protected 처리 — 단위 테스트 서브클래싱 지원)
- InflowGroupMetricController: 4개 엔드포인트
  GET  /{groupId}/metric, GET  /metric
  POST /{groupId}/metric/reset, POST /metric/reset
- 단위 테스트 2종 (Service 16건, Controller 8건) 전체 통과
- elink-online-common 서브모듈 포인터 업데이트

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
This commit is contained in:
curry772
2026-04-27 09:40:46 +09:00
parent 42f52a4974
commit 780b9bd934
6 changed files with 616 additions and 1 deletions
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src/main/java/com/eactive/eai/manage/inflow/GroupMetricDTO.java
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package com.eactive.eai.manage.inflow;
public class GroupMetricDTO {
private String groupId;
private String groupName;
private boolean activate;
private long allowed;
private long rejectedPerSecond;
private long rejectedThreshold;
private long totalRequests;
private double rejectRatio;
private long lastResetTime;
public String getGroupId() { return groupId; }
public void setGroupId(String groupId) { this.groupId = groupId; }
public String getGroupName() { return groupName; }
public void setGroupName(String groupName) { this.groupName = groupName; }
public boolean isActivate() { return activate; }
public void setActivate(boolean activate) { this.activate = activate; }
public long getAllowed() { return allowed; }
public void setAllowed(long allowed) { this.allowed = allowed; }
public long getRejectedPerSecond() { return rejectedPerSecond; }
public void setRejectedPerSecond(long rejectedPerSecond) { this.rejectedPerSecond = rejectedPerSecond; }
public long getRejectedThreshold() { return rejectedThreshold; }
public void setRejectedThreshold(long rejectedThreshold) { this.rejectedThreshold = rejectedThreshold; }
public long getTotalRequests() { return totalRequests; }
public void setTotalRequests(long totalRequests) { this.totalRequests = totalRequests; }
public double getRejectRatio() { return rejectRatio; }
public void setRejectRatio(double rejectRatio) { this.rejectRatio = rejectRatio; }
public long getLastResetTime() { return lastResetTime; }
public void setLastResetTime(long lastResetTime) { this.lastResetTime = lastResetTime; }
}
src/main/java/com/eactive/eai/manage/inflow/InflowGroupMetricController.java
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package com.eactive.eai.manage.inflow;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
@RestController
@RequestMapping("/manage/inflow/group")
public class InflowGroupMetricController {
@Autowired
private InflowGroupMetricService metricService;
/**
* 특정 그룹의 메트릭 조회
* GET /manage/inflow/group/{groupId}/metric
*/
@GetMapping("/{groupId}/metric")
public ResponseEntity<?> getGroupMetric(@PathVariable String groupId) {
GroupMetricDTO metric = metricService.getGroupMetric(groupId);
if (metric == null) {
Map<String, Object> error = new HashMap<>();
error.put("success", false);
error.put("message", "그룹을 찾을 수 없습니다: " + groupId);
return ResponseEntity.ok(error);
}
Map<String, Object> result = new HashMap<>();
result.put("success", true);
result.put("data", metric);
return ResponseEntity.ok(result);
}
/**
* 모든 그룹의 메트릭 조회
* GET /manage/inflow/group/metric
*/
@GetMapping("/metric")
public ResponseEntity<?> getAllGroupMetrics() {
List<GroupMetricDTO> list = metricService.getAllGroupMetrics();
Map<String, Object> result = new HashMap<>();
result.put("success", true);
result.put("data", list);
result.put("count", list.size());
return ResponseEntity.ok(result);
}
/**
* 특정 그룹의 메트릭 초기화
* POST /manage/inflow/group/{groupId}/metric/reset
*/
@PostMapping("/{groupId}/metric/reset")
public ResponseEntity<?> resetGroupMetric(@PathVariable String groupId) {
boolean ok = metricService.resetGroupMetric(groupId);
Map<String, Object> result = new HashMap<>();
result.put("success", ok);
result.put("message", ok ? "초기화 완료: " + groupId : "그룹을 찾을 수 없습니다: " + groupId);
return ResponseEntity.ok(result);
}
/**
* 전체 그룹 메트릭 초기화
* POST /manage/inflow/group/metric/reset
*/
@PostMapping("/metric/reset")
public ResponseEntity<?> resetAllGroupMetrics() {
metricService.resetAllGroupMetrics();
Map<String, Object> result = new HashMap<>();
result.put("success", true);
result.put("message", "전체 그룹 메트릭 초기화 완료");
return ResponseEntity.ok(result);
}
}
src/main/java/com/eactive/eai/manage/inflow/InflowGroupMetricService.java
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package com.eactive.eai.manage.inflow;
import java.util.ArrayList;
import java.util.List;
import org.springframework.stereotype.Service;
import com.eactive.eai.common.inflow.Bucket;
import com.eactive.eai.common.inflow.InflowControlUtil;
import com.eactive.eai.common.inflow.InflowGroupVO;
import com.eactive.eai.common.inflow.dual.DualInflowControlManager;
@Service
public class InflowGroupMetricService {
public GroupMetricDTO getGroupMetric(String groupId) {
DualInflowControlManager manager = getManager();
if (manager == null) return null;
InflowGroupVO groupVo = manager.getGroupInflowThreshold(groupId);
if (groupVo == null) return null;
return buildDTO(groupId, groupVo, manager.getGroupMetrics(groupId));
}
public List<GroupMetricDTO> getAllGroupMetrics() {
DualInflowControlManager manager = getManager();
if (manager == null) return new ArrayList<>();
List<GroupMetricDTO> result = new ArrayList<>();
for (String groupId : manager.getGroupAllKeys()) {
GroupMetricDTO dto = getGroupMetric(groupId);
if (dto != null) result.add(dto);
}
return result;
}
public boolean resetGroupMetric(String groupId) {
DualInflowControlManager manager = getManager();
if (manager == null) return false;
if (manager.getGroupInflowThreshold(groupId) == null) return false;
manager.resetGroupMetrics(groupId);
return true;
}
public void resetAllGroupMetrics() {
DualInflowControlManager manager = getManager();
if (manager != null) manager.resetAllGroupMetrics();
}
protected DualInflowControlManager getManager() {
Bucket bucket = InflowControlUtil.getBucket();
return (bucket instanceof DualInflowControlManager)
? (DualInflowControlManager) bucket
: null;
}
private GroupMetricDTO buildDTO(String groupId, InflowGroupVO groupVo,
DualInflowControlManager.TargetMetrics m) {
GroupMetricDTO dto = new GroupMetricDTO();
dto.setGroupId(groupId);
dto.setGroupName(groupVo.getGroupName());
dto.setActivate(groupVo.isActivate());
if (m != null) {
long allowed = m.allowed.get();
long rejPs = m.rejectedPerSecond.get();
long rejTh = m.rejectedThreshold.get();
long total = allowed + rejPs + rejTh;
dto.setAllowed(allowed);
dto.setRejectedPerSecond(rejPs);
dto.setRejectedThreshold(rejTh);
dto.setTotalRequests(total);
dto.setRejectRatio(total > 0
? Math.round((double)(rejPs + rejTh) / total * 10000) / 100.0
: 0.0);
dto.setLastResetTime(m.lastResetTime);
}
return dto;
}
}