SPMS.API/Controllers/ServiceController.cs

@@ -72,7 +72,7 @@ public class ServiceController : ControllerBase
     [HttpPost("update")]
     [SwaggerOperation(
         Summary = "서비스 수정",
-        Description = "기존 서비스의 정보를 수정합니다. 서비스명, 설명, 웹훅 URL, 태그를 변경할 수 있습니다.")]
+        Description = "기존 서비스의 정보를 수정합니다. 서비스명, 설명, 웹훅 URL, 태그, 상태(Status)를 변경할 수 있습니다. Status 필드(0=Active, 1=Suspended)를 함께 전달하면 상태도 원자적으로 변경됩니다.")]
     [SwaggerResponse(200, "수정 성공", typeof(ApiResponse<ServiceResponseDto>))]
     [SwaggerResponse(400, "변경된 내용 없음")]
     [SwaggerResponse(401, "인증되지 않은 요청")]
@@ -192,10 +192,38 @@ public class ServiceController : ControllerBase
         return Ok(ApiResponse.Success());
     }
 
+    [HttpPost("{serviceCode}/apns/delete")]
+    [SwaggerOperation(
+        Summary = "APNs 자격증명 삭제",
+        Description = "서비스에 등록된 APNs 자격증명(BundleId, KeyId, TeamId, PrivateKey, Certificate 등)을 모두 삭제합니다.")]
+    [SwaggerResponse(200, "삭제 성공", typeof(ApiResponse))]
+    [SwaggerResponse(401, "인증되지 않은 요청")]
+    [SwaggerResponse(403, "권한 없음")]
+    [SwaggerResponse(404, "서비스 또는 자격증명을 찾을 수 없음")]
+    public async Task<IActionResult> DeleteApnsCredentialsAsync([FromRoute] string serviceCode)
+    {
+        await _serviceManagementService.DeleteApnsCredentialsAsync(serviceCode);
+        return Ok(ApiResponse.Success());
+    }
+
+    [HttpPost("{serviceCode}/fcm/delete")]
+    [SwaggerOperation(
+        Summary = "FCM 자격증명 삭제",
+        Description = "서비스에 등록된 FCM Service Account JSON 자격증명을 삭제합니다.")]
+    [SwaggerResponse(200, "삭제 성공", typeof(ApiResponse))]
+    [SwaggerResponse(401, "인증되지 않은 요청")]
+    [SwaggerResponse(403, "권한 없음")]
+    [SwaggerResponse(404, "서비스 또는 자격증명을 찾을 수 없음")]
+    public async Task<IActionResult> DeleteFcmCredentialsAsync([FromRoute] string serviceCode)
+    {
+        await _serviceManagementService.DeleteFcmCredentialsAsync(serviceCode);
+        return Ok(ApiResponse.Success());
+    }
+
     [HttpPost("{serviceCode}/credentials")]
     [SwaggerOperation(
         Summary = "푸시 키 정보 조회",
-        Description = "서비스에 등록된 APNs/FCM 키의 메타 정보를 조회합니다. 민감 정보(Private Key)는 반환되지 않습니다.")]
+        Description = "서비스에 등록된 APNs/FCM 키의 메타 정보를 조회합니다. 민감 정보(Private Key)는 반환되지 않습니다. 각 플랫폼별 credentialStatus(ok/warn/error/none)와 statusReason 필드로 자격증명 상태 진단 결과를 제공합니다.")]
     [SwaggerResponse(200, "조회 성공", typeof(ApiResponse<CredentialsResponseDto>))]
     [SwaggerResponse(401, "인증되지 않은 요청")]
     [SwaggerResponse(403, "권한 없음")]

SPMS.Application/DTOs/Service/CredentialsResponseDto.cs

@@ -17,10 +17,16 @@ public class ApnsCredentialsInfoDto
     // p12 메타
     public bool HasCertificate { get; set; }
     public DateTime? CertExpiresAt { get; set; }
+    // 진단 상태
+    public string CredentialStatus { get; set; } = "none";  // ok|warn|error|none
+    public string? StatusReason { get; set; }
 }
 
 public class FcmCredentialsInfoDto
 {
     public string? ProjectId { get; set; }
     public bool HasCredentials { get; set; }
+    // 진단 상태
+    public string CredentialStatus { get; set; } = "none";  // ok|none
+    public string? StatusReason { get; set; }
 }

SPMS.Application/DTOs/Service/UpdateServiceRequestDto.cs

@@ -17,4 +17,9 @@ public class UpdateServiceRequestDto
     public string? WebhookUrl { get; set; }
 
     public string? Tags { get; set; }
+
+    /// <summary>
+    /// 서비스 상태 (0: Active, 1: Suspended). 제공 시 상태도 함께 변경됩니다.
+    /// </summary>
+    public int? Status { get; set; }
 }

SPMS.Application/Interfaces/IServiceManagementService.cs

@@ -16,6 +16,8 @@ public interface IServiceManagementService
     Task RegisterApnsCredentialsAsync(string serviceCode, ApnsCredentialsRequestDto request);
     Task RegisterFcmCredentialsAsync(string serviceCode, FcmCredentialsRequestDto request);
     Task<CredentialsResponseDto> GetCredentialsAsync(string serviceCode);
+    Task DeleteApnsCredentialsAsync(string serviceCode);
+    Task DeleteFcmCredentialsAsync(string serviceCode);
 
     // Tags
     Task<ServiceTagsResponseDto> GetTagsAsync(ServiceTagsRequestDto request);

SPMS.Application/Services/ServiceManagementService.cs

@@ -137,6 +137,17 @@ public class ServiceManagementService : IServiceManagementService
             hasChanges = true;
         }
 
+        // Status 변경
+        if (request.Status.HasValue)
+        {
+            var newStatus = (ServiceStatus)request.Status.Value;
+            if (service.Status != newStatus)
+            {
+                service.Status = newStatus;
+                hasChanges = true;
+            }
+        }
+
         if (!hasChanges)
         {
             throw new SpmsException(
@@ -627,7 +638,7 @@ public class ServiceManagementService : IServiceManagementService
         // APNs info (meta only, no private key)
         if (!string.IsNullOrEmpty(service.ApnsBundleId))
         {
-            response.Apns = new ApnsCredentialsInfoDto
+            var apnsInfo = new ApnsCredentialsInfoDto
             {
                 BundleId = service.ApnsBundleId,
                 AuthType = service.ApnsAuthType,
@@ -637,6 +648,16 @@ public class ServiceManagementService : IServiceManagementService
                 HasCertificate = !string.IsNullOrEmpty(service.ApnsCertificate),
                 CertExpiresAt = service.ApnsCertExpiresAt
             };
+
+            // 상태 진단 — BuildIosSummary 로직 재활용
+            var iosSummary = BuildIosSummary(service);
+            if (iosSummary != null)
+            {
+                apnsInfo.CredentialStatus = iosSummary.CredentialStatus ?? "ok";
+                apnsInfo.StatusReason = iosSummary.StatusReason;
+            }
+
+            response.Apns = apnsInfo;
         }
 
         // FCM info (project_id only, no private key)
@@ -661,13 +682,75 @@ public class ServiceManagementService : IServiceManagementService
             response.Fcm = new FcmCredentialsInfoDto
             {
                 ProjectId = projectId,
-                HasCredentials = true
+                HasCredentials = true,
+                CredentialStatus = "ok"
             };
         }
 
         return response;
     }
 
+    public async Task DeleteApnsCredentialsAsync(string serviceCode)
+    {
+        var service = await _serviceRepository.GetByServiceCodeAsync(serviceCode);
+        if (service is null)
+        {
+            throw new SpmsException(
+                ErrorCodes.NotFound,
+                "서비스를 찾을 수 없습니다.",
+                404);
+        }
+
+        // APNs 자격증명이 없으면 에러
+        if (string.IsNullOrEmpty(service.ApnsBundleId))
+        {
+            throw new SpmsException(
+                ErrorCodes.NotFound,
+                "삭제할 APNs 자격증명이 없습니다.",
+                404);
+        }
+
+        service.ApnsBundleId = null;
+        service.ApnsKeyId = null;
+        service.ApnsTeamId = null;
+        service.ApnsPrivateKey = null;
+        service.ApnsAuthType = null;
+        service.ApnsCertificate = null;
+        service.ApnsCertPassword = null;
+        service.ApnsCertExpiresAt = null;
+        service.UpdatedAt = DateTime.UtcNow;
+
+        _serviceRepository.Update(service);
+        await _unitOfWork.SaveChangesAsync();
+    }
+
+    public async Task DeleteFcmCredentialsAsync(string serviceCode)
+    {
+        var service = await _serviceRepository.GetByServiceCodeAsync(serviceCode);
+        if (service is null)
+        {
+            throw new SpmsException(
+                ErrorCodes.NotFound,
+                "서비스를 찾을 수 없습니다.",
+                404);
+        }
+
+        // FCM 자격증명이 없으면 에러
+        if (string.IsNullOrEmpty(service.FcmCredentials))
+        {
+            throw new SpmsException(
+                ErrorCodes.NotFound,
+                "삭제할 FCM 자격증명이 없습니다.",
+                404);
+        }
+
+        service.FcmCredentials = null;
+        service.UpdatedAt = DateTime.UtcNow;
+
+        _serviceRepository.Update(service);
+        await _unitOfWork.SaveChangesAsync();
+    }
+
     public async Task<ServiceTagsResponseDto> GetTagsAsync(ServiceTagsRequestDto request)
     {
         var service = await _serviceRepository.GetByServiceCodeAsync(request.ServiceCode);