헬스체크 추가

backend/cmd/server/main.go

@@ -6,12 +6,21 @@ import (
 		"strconv"
 		"time"
 	
-		"github.com/bwmarrin/snowflake"
-		"baron-sso-backend/internal/handler"
-	"baron-sso-backend/internal/logger"
-	"baron-sso-backend/internal/repository"
-
-	"github.com/gofiber/fiber/v2"
+			"github.com/bwmarrin/snowflake"
+	
+			"baron-sso-backend/internal/handler"
+	
+			"baron-sso-backend/internal/logger"
+	
+			"baron-sso-backend/internal/repository"
+	
+			"baron-sso-backend/internal/service"
+	
+		
+	
+			"github.com/gofiber/fiber/v2"
+	
+		
 	"github.com/gofiber/fiber/v2/middleware/cors"
 	"github.com/gofiber/fiber/v2/middleware/encryptcookie"
 	"github.com/gofiber/fiber/v2/middleware/recover"
@@ -58,9 +67,14 @@ func main() {
 		slog.Warn("Failed to connect to ClickHouse. Audit logs will fail.", "error", err)
 	}
 
+	redisService, err := service.NewRedisService()
+	if err != nil {
+		slog.Warn("Failed to connect to Redis. Auth features may fail.", "error", err)
+	}
+
 	// 2. Initialize Handlers
 	auditHandler := handler.NewAuditHandler(auditRepo)
-	authHandler := handler.NewAuthHandler()
+	authHandler := handler.NewAuthHandler(redisService)
 	adminHandler := handler.NewAdminHandler()
 
 	// 3. Initialize Fiber
@@ -118,7 +132,46 @@ func main() {
 	})
 
 	app.Get("/health", func(c *fiber.Ctx) error {
-		return c.JSON(fiber.Map{"status": "ok"})
+		status := "ok"
+		checks := make(map[string]string)
+
+		// Check ClickHouse
+		if auditRepo != nil {
+			if err := auditRepo.Ping(c.Context()); err != nil {
+				checks["clickhouse"] = "error: " + err.Error()
+				status = "error"
+			} else {
+				checks["clickhouse"] = "ok"
+			}
+		} else {
+			checks["clickhouse"] = "not_initialized"
+			status = "degraded"
+		}
+
+		// Check Redis
+		if redisService != nil {
+			if err := redisService.Ping(c.Context()); err != nil {
+				checks["redis"] = "error: " + err.Error()
+				status = "error"
+			} else {
+				checks["redis"] = "ok"
+			}
+		} else {
+			checks["redis"] = "not_initialized"
+			status = "degraded"
+		}
+
+		if status == "error" {
+			return c.Status(fiber.StatusServiceUnavailable).JSON(fiber.Map{
+				"status": status,
+				"checks": checks,
+			})
+		}
+
+		return c.JSON(fiber.Map{
+			"status": status,
+			"checks": checks,
+		})
 	})
 
 	// API Group