SPMS_API/SPMS.API/Controllers/PublicController.cs

using Microsoft.AspNetCore.Authorization;
using Microsoft.AspNetCore.Mvc;
using Microsoft.EntityFrameworkCore;
using Swashbuckle.AspNetCore.Annotations;
using SPMS.Domain.Common;
using SPMS.Infrastructure;

namespace SPMS.API.Controllers;

[ApiController]
[Route("v1/out")]
[AllowAnonymous]
[ApiExplorerSettings(GroupName = "public")]
public class PublicController : ControllerBase
{
    private readonly AppDbContext _dbContext;

    public PublicController(AppDbContext dbContext)
    {
        _dbContext = dbContext;
    }

    [HttpPost("health")]
    [SwaggerOperation(Summary = "서버 상태 확인", Description = "MariaDB, Redis, RabbitMQ 연결 상태를 확인합니다.")]
    public async Task<IActionResult> HealthCheckAsync()
    {
        var checks = new Dictionary<string, object>();
        var allHealthy = true;

        // 1. MariaDB 연결 확인
        try
        {
            await _dbContext.Database.ExecuteSqlRawAsync("SELECT 1");
            checks["database"] = new { status = "healthy" };
        }
        catch (Exception ex)
        {
            checks["database"] = new { status = "unhealthy", error = ex.Message };
            allHealthy = false;
        }

        // 2. Redis 연결 확인 (Phase 2에서 구현 예정)
        checks["redis"] = new { status = "not_configured" };

        // 3. RabbitMQ 연결 확인 (Phase 2에서 구현 예정)
        checks["rabbitmq"] = new { status = "not_configured" };

        if (allHealthy)
        {
            return Ok(ApiResponse<object>.Success(checks));
        }

        return StatusCode(503, ApiResponse<object>.Fail(
            ErrorCodes.InternalError,
            "하나 이상의 서비스에 문제가 있습니다."));
    }
}