[UPDATE] Experiments API에 Kubeflow 연동 로직 추가 및 엔티티 필드 리팩토링 (ExperimentsController, ExperimentsEntity)

src/main/java/kr/re/etri/autoflow/controllers/ExperimentsController.java

@@ -7,21 +7,39 @@ import kr.re.etri.autoflow.entity.ExperimentsEntity;
 import kr.re.etri.autoflow.payload.request.ProjectBaseSearchRequest;
 import kr.re.etri.autoflow.service.ExperimentsService;
 import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
 import org.springdoc.core.annotations.ParameterObject;
+import org.springframework.beans.factory.annotation.Value;
 import org.springframework.data.domain.Page;
+import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.*;
+import org.springframework.web.reactive.function.client.WebClient;
+import reactor.core.publisher.Mono;
 
+import java.time.OffsetDateTime;
+import java.time.ZoneId;
+import java.time.ZoneOffset;
+import java.time.format.DateTimeFormatter;
+import java.util.HashMap;
 import java.util.List;
+import java.util.Map;
 
 @Tag(name = "Experiments", description = "Kubeflow 및 MLflow Experiment API")
 @RestController
 @RequestMapping("/api/experiments")
 @RequiredArgsConstructor
+@Slf4j
 public class ExperimentsController {
 
     private final ExperimentsService experimentsService;
 
+    private final WebClient.Builder webClientBuilder;
+
+    @Value("${kubeflow.url}")
+    private String kubeflowBaseUrl; // 예: http://192.168.10.135:32473/
+
+
     @Operation(summary = "모든 Experiments 조회")
     @GetMapping
     public ResponseEntity<List<ExperimentsEntity>> getAllExperiments() {
@@ -48,9 +66,42 @@ public class ExperimentsController {
 
     @Operation(summary = "Experiment 등록")
     @PostMapping
-    public ResponseEntity<ExperimentsEntity> createExperiment(@RequestBody ExperimentsEntity experiment) {
-        return ResponseEntity.ok(experimentsService.save(experiment));
+    public Mono<ResponseEntity<ExperimentsEntity>> createExperiment(@RequestBody ExperimentsEntity experiment) {
+
+        // 1️⃣ DB 저장
+        ExperimentsEntity saved = experimentsService.save(experiment);
+
+        // 2️⃣ Kubeflow POST 요청 payload
+        Map<String, Object> payload = new HashMap<>();
+        payload.put("display_name", saved.getDisplayName());
+        payload.put("description", saved.getDescription());
+        payload.put("namespace", "default"); // 필요에 따라 변경
+
+        // 3️⃣ WebClient POST
+        return webClientBuilder.build()
+                .post()
+                .uri(kubeflowBaseUrl + "/apis/v2beta1/experiments")
+                .contentType(MediaType.APPLICATION_JSON)
+                .bodyValue(payload)
+                .retrieve()
+                .bodyToMono(Map.class) // Kubeflow 응답
+                .map(resp -> {
+                    // resp에서 필요한 값 추출 후 entity에 반영
+                    if (resp.get("last_run_created_at") != null) {
+                        String lastRunStr = resp.get("last_run_created_at").toString();
+                        OffsetDateTime odt = OffsetDateTime.parse(lastRunStr);
+                        saved.setLastRunCreatedAt(odt.withOffsetSameInstant(ZoneId.of("Asia/Seoul").getRules().getOffset(odt.toInstant()))
+                                .toLocalDateTime());
+                    }
+                    if(resp.get("id") != null) {
+                        saved.setKubeFlowId(resp.get("id").toString());
                     }
+                    return saved;
+                })
+                .map(entity -> ResponseEntity.ok(entity))
+                .doOnError(e -> log.error("Kubeflow experiment 등록 실패", e));
+    }
+
 
     @Operation(summary = "Experiment 수정")
     @PutMapping("/{id}")

src/main/java/kr/re/etri/autoflow/controllers/MinioAttachmentController.java

@@ -112,32 +112,32 @@ public class MinioAttachmentController {
         }
     }
 
-    @GetMapping("/download_new")
-    public ResponseEntity<Resource> downloadFile_new(@RequestParam String objectName) {
-        try {
-            // MinIO에서 스트리밍으로 가져오기
-            InputStream is = minioClient.getObject(
-                    GetObjectArgs.builder()
-                            .bucket("mlpipeline")
-                            .object(objectName)
-                            .build()
-            );
-
-            InputStreamResource resource = new InputStreamResource(is);
-
-            String encodedFileName = URLEncoder.encode(objectName, StandardCharsets.UTF_8)
-                    .replaceAll("\\+", "%20");
-
-            return ResponseEntity.ok()
-                    .header(HttpHeaders.CONTENT_DISPOSITION, "attachment; filename*=UTF-8''" + encodedFileName)
-                    .contentType(MediaType.APPLICATION_OCTET_STREAM)
-                    .body(resource);
-
-        } catch (Exception e) {
-            log.error("파일 다운로드 실패", e);
-            return ResponseEntity.internalServerError().build();
-        }
-    }
+//    @GetMapping("/download_new")
+//    public ResponseEntity<Resource> downloadFile_new(@RequestParam String objectName) {
+//        try {
+//            // MinIO에서 스트리밍으로 가져오기
+//            InputStream is = minioClient.getObject(
+//                    GetObjectArgs.builder()
+//                            .bucket("mlpipeline")
+//                            .object(objectName)
+//                            .build()
+//            );
+//
+//            InputStreamResource resource = new InputStreamResource(is);
+//
+//            String encodedFileName = URLEncoder.encode(objectName, StandardCharsets.UTF_8)
+//                    .replaceAll("\\+", "%20");
+//
+//            return ResponseEntity.ok()
+//                    .header(HttpHeaders.CONTENT_DISPOSITION, "attachment; filename*=UTF-8''" + encodedFileName)
+//                    .contentType(MediaType.APPLICATION_OCTET_STREAM)
+//                    .body(resource);
+//
+//        } catch (Exception e) {
+//            log.error("파일 다운로드 실패", e);
+//            return ResponseEntity.internalServerError().build();
+//        }
+//    }
 
 
     @Operation(summary = "MinIO YAML 파일 읽기", description = "MinIO에서 YAML 파일을 다운로드하여 텍스트로 반환합니다.")

src/main/java/kr/re/etri/autoflow/entity/ExperimentsEntity.java

@@ -22,7 +22,7 @@ public class ExperimentsEntity {
 
     @Id
     @GeneratedValue(strategy = GenerationType.IDENTITY)
-    @Schema(description = "DB PK")
+    @Schema(description = "DB PK", example = "null")
     private Long id;
 
     @Schema(description = "Kubeflow / MLflow Experiment ID")
@@ -41,13 +41,13 @@ public class ExperimentsEntity {
     private String description;
 
     @Schema(description = "MLflow Artifact 경로 / Kubeflow에는 해당 없음")
-    private String artifactLocation;
+    private String mlflow_artifactLocation;
 
     @Schema(description = "MLflow 상태 / lifecycle_stage, Kubeflow에는 해당 없음")
-    private String lifecycleStage;
+    private String mlflowLifecycleStage;
 
     @Schema(description = "Kubeflow 저장 상태 / storage_state, MLflow에는 해당 없음")
-    private String storageState;
+    private String kubeflowStorageState;
 
     @CreatedDate
     @Schema(description = "Experiment 생성 일시 / Kubeflow: ISO 8601 created_at, MLflow: timestamp(ms) → LocalDateTime")
@@ -63,7 +63,7 @@ public class ExperimentsEntity {
     private LocalDateTime lastUpdateTime;
 
     @Schema(description = "Kubeflow 마지막 Run 생성 일시 / last_run_created_at")
-    private LocalDateTime lastRunCreatedAt;
+    private LocalDateTime kubeflowLastRunCreatedAt;
 
     @Schema(description = "등록자 ID")
     private String regUserId;