Files
raven/server/AyaNova/Controllers/ServerStateController.cs
2020-07-27 21:52:00 +00:00

118 lines
4.4 KiB
C#

using System;
using System.Threading.Tasks;
using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Mvc;
using Microsoft.AspNetCore.Authorization;
using Microsoft.Extensions.Logging;
using AyaNova.Api.ControllerHelpers;
using AyaNova.Biz;
using AyaNova.Models;
using System.ComponentModel.DataAnnotations;
namespace AyaNova.Api.Controllers
{
/// <summary>
/// Server state controller
/// </summary>
[ApiController]
[ApiVersion("8.0")]
[Route("api/v{version:apiVersion}/server-state")]
[Produces("application/json")]
[Authorize]
public class ServerStateController : ControllerBase
{
private readonly AyContext ct;
private readonly ILogger<ServerStateController> log;
private readonly ApiServerState serverState;
/// <summary>
/// ctor
/// </summary>
/// <param name="logger"></param>
/// <param name="apiServerState"></param>
/// <param name="dbcontext"></param>
public ServerStateController(ILogger<ServerStateController> logger, ApiServerState apiServerState, AyContext dbcontext)
{
ct = dbcontext;
log = logger;
serverState = apiServerState;
}
/// <summary>
/// Get server state
/// </summary>
/// <returns>Current server state (Closed, OpsOnly, Open)</returns>
[HttpGet]
public ActionResult Get()
{
//any logged in user can get the state
return Ok(ApiOkResponse.Response(new ServerStateModel() { ServerState = serverState.GetState().ToString(), Reason = serverState.Reason }));
}
/// <summary>
/// Set server state
/// Valid parameters:
/// One of "OpsOnly" or "Open"
/// </summary>
/// <param name="state">{"serverState":"Open"}</param>
/// <returns>New server state</returns>
[HttpPost]
public async Task<IActionResult> PostServerState([FromBody] ServerStateModel state)
{
if (serverState.IsClosed)//no state change allowed when closed
return StatusCode(503, new ApiErrorResponse(serverState.ApiErrorCode, null, serverState.Reason));
if (!Authorized.HasModifyRole(HttpContext.Items, AyaType.ServerState))
return StatusCode(403, new ApiNotAuthorizedResponse());
if (!ModelState.IsValid)
return BadRequest(new ApiErrorResponse(ModelState));
ApiServerState.ServerState desiredState;
if (!Enum.TryParse<ApiServerState.ServerState>(state.ServerState, true, out desiredState))
return BadRequest(new ApiErrorResponse(ApiErrorCode.VALIDATION_INVALID_VALUE, null, "Invalid state - must be one of \"OpsOnly\" or \"Open\""));
//don't allow a server to be set to closed, that's for internal ops only
if (desiredState == ApiServerState.ServerState.Closed)
return BadRequest(new ApiErrorResponse(ApiErrorCode.VALIDATION_INVALID_VALUE, null, "Invalid state - must be one of \"OpsOnly\" or \"Open\""));
log.LogInformation($"ServerState change request by user {UserNameFromContext.Name(HttpContext.Items)} from current state of \"{serverState.GetState().ToString()}\" to \"{desiredState.ToString()}-{state.Reason}\"");
serverState.SetState(desiredState, state.Reason);
//Log
await EventLogProcessor.LogEventToDatabaseAsync(new Event(UserIdFromContext.Id(HttpContext.Items), 0, AyaType.ServerState, AyaEvent.ServerStateChange, $"{state.ServerState}-{state.Reason}"), ct);
return Ok(ApiOkResponse.Response(new ServerStateModel() { ServerState = serverState.GetState().ToString(), Reason = serverState.Reason }));
}
/// <summary>
/// Parameter object
/// </summary>
public class ServerStateModel
{
/// <summary>
/// "OpsOnly" or "Open"
/// </summary>
/// <returns></returns>
[Required]
public string ServerState { get; set; }
/// <summary>
/// Reason for server state
/// </summary>
/// <returns></returns>
public string Reason { get; set; }
}
//------------
}
}