Remove status API (WalletWasabi#13018) (WalletWasabi#13242)

It is not used by the wallet.
Kukks · Jul 25, 2024 · 3e447df · 3e447df
1 parent 56fa013
commit 3e447df
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diff --git a/WalletWasabi.Backend/Controllers/BlockchainController.cs b/WalletWasabi.Backend/Controllers/BlockchainController.cs
@@ -365,69 +365,6 @@ public IActionResult GetFilters([FromQuery, Required] string bestKnownBlockHash,
 		return Ok(response);
 	}
 
-	[HttpGet("status")]
-	[ProducesResponseType(typeof(StatusResponse), 200)]
-	public async Task<StatusResponse> GetStatusAsync(CancellationToken cancellationToken)
-	{
-		try
-		{
-			var cacheKey = $"{nameof(GetStatusAsync)}";
-			var cacheOptions = new MemoryCacheEntryOptions { AbsoluteExpirationRelativeToNow = TimeSpan.FromSeconds(7) };
-
-			return await Cache.GetCachedResponseAsync(
-				cacheKey,
-				action: (string request, CancellationToken token) => FetchStatusAsync(token),
-				options: cacheOptions,
-				cancellationToken);
-		}
-		catch (Exception ex)
-		{
-			Logger.LogDebug(ex);
-			throw;
-		}
-	}
-
-	private async Task<StatusResponse> FetchStatusAsync(CancellationToken cancellationToken = default)
-	{
-		StatusResponse status = new();
-
-		// Updating the status of the filters.
-		if (DateTimeOffset.UtcNow - Global.IndexBuilderService.LastFilterBuildTime > FilterTimeout)
-		{
-			// Checking if the last generated filter is created for one of the last two blocks on the blockchain.
-			var lastFilter = Global.IndexBuilderService.GetLastFilter();
-			var lastFilterHash = lastFilter.Header.BlockHash;
-			var bestHash = await RpcClient.GetBestBlockHashAsync(cancellationToken);
-			var lastBlockHeader = await RpcClient.GetBlockHeaderAsync(bestHash, cancellationToken);
-			var prevHash = lastBlockHeader.HashPrevBlock;
-
-			if (bestHash == lastFilterHash || prevHash == lastFilterHash)
-			{
-				status.FilterCreationActive = true;
-			}
-		}
-		else
-		{
-			status.FilterCreationActive = true;
-		}
-
-		// Updating the status of WabiSabi coinjoin.
-		if (Global.WabiSabiCoordinator is { } wabiSabiCoordinator)
-		{
-			var ww2CjDownAfter = TimeSpan.FromHours(3);
-			var wabiSabiValidInterval = wabiSabiCoordinator.Config.StandardInputRegistrationTimeout * 2;
-			if (wabiSabiValidInterval < ww2CjDownAfter)
-			{
-				wabiSabiValidInterval = ww2CjDownAfter;
-			}
-			if (DateTimeOffset.UtcNow - wabiSabiCoordinator.LastSuccessfulCoinJoinTime < wabiSabiValidInterval)
-			{
-				status.WabiSabiCoinJoinCreationActive = true;
-			}
-		}
-
-		return status;
-	}
 
 	[HttpGet("unconfirmed-transaction-chain")]
 	[ProducesResponseType(200)]

diff --git a/WalletWasabi.Tests/RegressionTests/BackendTests.cs b/WalletWasabi.Tests/RegressionTests/BackendTests.cs
@@ -307,76 +307,5 @@ public async Task FilterBuilderTestAsync()
 		}
 	}
 
-	[Fact]
-	public async Task StatusRequestTestAsync()
-	{
-		await using RegTestSetup setup = await RegTestSetup.InitializeTestEnvironmentAsync(RegTestFixture, numberOfBlocksToGenerate: 1);
-		IRPCClient rpc = setup.RpcClient;
-		using Backend.Global global = setup.Global;
-
-		var requestUri = "btc/Blockchain/status";
-
-		try
-		{
-			global.IndexBuilderService.Synchronize();
-
-			// Test initial synchronization.
-			var times = 0;
-			uint256 firstHash = await rpc.GetBlockHashAsync(0);
-			while (global.IndexBuilderService.GetFilterLinesExcluding(firstHash, 101, out _).filters.Count() != 101)
-			{
-				if (times > 500) // 30 sec
-				{
-					throw new TimeoutException($"{nameof(IndexBuilderService)} test timed out.");
-				}
-				await Task.Delay(100);
-				times++;
-			}
-
-			// First request.
-			using (HttpResponseMessage response = await BackendApiHttpClient.SendAsync(HttpMethod.Get, requestUri))
-			{
-				Assert.NotNull(response);
-
-				var resp = await response.Content.ReadAsJsonAsync<StatusResponse>();
-				Assert.True(resp.FilterCreationActive);
-
-				// Simulate an unintended stop
-				await global.IndexBuilderService.StopAsync();
-				await rpc.GenerateAsync(1);
-			}
-
-			// Second request.
-			using (HttpResponseMessage response = await BackendApiHttpClient.SendAsync(HttpMethod.Get, requestUri))
-			{
-				Assert.NotNull(response);
-
-				var resp = await response.Content.ReadAsJsonAsync<StatusResponse>();
-				Assert.True(resp.FilterCreationActive);
-
-				await rpc.GenerateAsync(1);
-
-				var blockchainController = RegTestFixture.BackendHost.Services.GetRequiredService<BlockchainController>();
-				blockchainController.Cache.Remove($"{nameof(BlockchainController.GetStatusAsync)}");
-
-				// Set back the time to trigger timeout in BlockchainController.GetStatusAsync.
-				global.IndexBuilderService.LastFilterBuildTime = DateTimeOffset.UtcNow - BlockchainController.FilterTimeout;
-			}
-
-			// Third request.
-			using (HttpResponseMessage response = await BackendApiHttpClient.SendAsync(HttpMethod.Get, requestUri))
-			{
-				Assert.NotNull(response);
-
-				var resp = await response.Content.ReadAsJsonAsync<StatusResponse>();
-				Assert.False(resp.FilterCreationActive);
-			}
-		}
-		finally
-		{
-			await global.IndexBuilderService.StopAsync();
-		}
-	}
-
 	#endregion BackendTests
 }
diff --git a/WalletWasabi/Backend/Models/Responses/StatusResponse.cs b/WalletWasabi/Backend/Models/Responses/StatusResponse.cs