WIP

Common/Phantom.Common.Data.Web/Agent/AgentWithStats.cs

@@ -17,5 +17,6 @@ public sealed partial record AgentWithStats(
 	[property: MemoryPackOrder(9)] DateTimeOffset? LastPing,
 	[property: MemoryPackOrder(10)] bool IsOnline
 ) {
+	[MemoryPackIgnore]
 	public RamAllocationUnits? AvailableMemory => MaxMemory - Stats?.RunningInstanceMemory;
 }

Common/Phantom.Common.Data.Web/Instance/CreateOrUpdateInstanceResult.cs

@@ -0,0 +1,23 @@
+namespace Phantom.Common.Data.Web.Instance;
+
+public enum CreateOrUpdateInstanceResult : byte {
+	UnknownError,
+	Success,
+	InstanceNameMustNotBeEmpty,
+	InstanceMemoryMustNotBeZero,
+	MinecraftVersionDownloadInfoNotFound,
+	AgentNotFound
+}
+
+public static class CreateOrUpdateInstanceResultExtensions {
+	public static string ToSentence(this CreateOrUpdateInstanceResult reason) {
+		return reason switch {
+			CreateOrUpdateInstanceResult.Success                              => "Success.",
+			CreateOrUpdateInstanceResult.InstanceNameMustNotBeEmpty           => "Instance name must not be empty.",
+			CreateOrUpdateInstanceResult.InstanceMemoryMustNotBeZero          => "Memory must not be 0 MB.",
+			CreateOrUpdateInstanceResult.MinecraftVersionDownloadInfoNotFound => "Could not find download information for the selected Minecraft version.",
+			CreateOrUpdateInstanceResult.AgentNotFound                        => "Agent not found.",
+			_                                                                 => "Unknown error."
+		};
+	}
+}

Common/Phantom.Common.Data/Minecraft/MinecraftVersion.cs

@@ -1,7 +1,10 @@
-namespace Phantom.Common.Data.Minecraft;
+using MemoryPack;
 
-public sealed record MinecraftVersion(
+namespace Phantom.Common.Data.Minecraft;
-	string Id,
+
-	MinecraftVersionType Type,
+[MemoryPackable(GenerateType.VersionTolerant)]
-	string MetadataUrl
+public sealed partial record MinecraftVersion(
+	[property: MemoryPackOrder(0)] string Id,
+	[property: MemoryPackOrder(1)] MinecraftVersionType Type,
+	[property: MemoryPackOrder(2)] string MetadataUrl
 );

Common/Phantom.Common.Messages.Web/IMessageToControllerListener.cs

@@ -1,4 +1,7 @@
-using Phantom.Common.Data.Replies;
+using System.Collections.Immutable;
+using Phantom.Common.Data.Java;
+using Phantom.Common.Data.Minecraft;
+using Phantom.Common.Data.Replies;
 using Phantom.Common.Data.Web.Instance;
 using Phantom.Common.Data.Web.Users;
 using Phantom.Common.Messages.Web.BiDirectional;
@@ -12,5 +15,8 @@ public interface IMessageToControllerListener {
 	Task<LogInSuccess?> HandleLogIn(LogInMessage message);
 	Task<CreateOrUpdateAdministratorUserResult> HandleCreateOrUpdateAdministratorUser(CreateOrUpdateAdministratorUserMessage message);
 	Task<InstanceActionResult<CreateOrUpdateInstanceResult>> HandleCreateOrUpdateInstance(CreateOrUpdateInstanceMessage message);
+	Task<InstanceActionResult<LaunchInstanceResult>> HandleLaunchInstance(LaunchInstanceMessage message);
+	Task<ImmutableArray<MinecraftVersion>> HandleGetMinecraftVersions(GetMinecraftVersionsMessage message);
+	Task<ImmutableDictionary<Guid, ImmutableArray<TaggedJavaRuntime>>> HandleGetAgentJavaRuntimes(GetAgentJavaRuntimes message);
 	Task<NoReply> HandleReply(ReplyMessage message);
 }

Common/Phantom.Common.Messages.Web/ToController/GetAgentJavaRuntimes.cs

@@ -0,0 +1,12 @@
+using System.Collections.Immutable;
+using MemoryPack;
+using Phantom.Common.Data.Java;
+
+namespace Phantom.Common.Messages.Web.ToController;
+
+[MemoryPackable(GenerateType.VersionTolerant)]
+public sealed partial record GetAgentJavaRuntimes : IMessageToController<ImmutableDictionary<Guid, ImmutableArray<TaggedJavaRuntime>>> {
+	public Task<ImmutableDictionary<Guid, ImmutableArray<TaggedJavaRuntime>>> Accept(IMessageToControllerListener listener) {
+		return listener.HandleGetAgentJavaRuntimes(this);
+	}
+};

Common/Phantom.Common.Messages.Web/ToController/GetMinecraftVersionsMessage.cs

@@ -0,0 +1,12 @@
+using System.Collections.Immutable;
+using MemoryPack;
+using Phantom.Common.Data.Minecraft;
+
+namespace Phantom.Common.Messages.Web.ToController;
+
+[MemoryPackable(GenerateType.VersionTolerant)]
+public sealed partial record GetMinecraftVersionsMessage : IMessageToController<ImmutableArray<MinecraftVersion>> {
+	public Task<ImmutableArray<MinecraftVersion>> Accept(IMessageToControllerListener listener) {
+		return listener.HandleGetMinecraftVersions(this);
+	}
+};

Common/Phantom.Common.Messages.Web/ToController/LaunchInstanceMessage.cs

@@ -0,0 +1,14 @@
+using MemoryPack;
+using Phantom.Common.Data.Replies;
+
+namespace Phantom.Common.Messages.Web.ToController; 
+
+[MemoryPackable(GenerateType.VersionTolerant)]
+public sealed partial record LaunchInstanceMessage(
+	[property: MemoryPackOrder(0)] Guid LoggedInUserGuid,
+	[property: MemoryPackOrder(1)] Guid InstanceGuid
+) : IMessageToController<InstanceActionResult<LaunchInstanceResult>> {
+	public Task<InstanceActionResult<LaunchInstanceResult>> Accept(IMessageToControllerListener listener) {
+		return listener.HandleLaunchInstance(this);
+	}
+}

Common/Phantom.Common.Messages.Web/WebMessageRegistries.cs

@@ -1,4 +1,7 @@
-using Phantom.Common.Data.Replies;
+using System.Collections.Immutable;
+using Phantom.Common.Data.Java;
+using Phantom.Common.Data.Minecraft;
+using Phantom.Common.Data.Replies;
 using Phantom.Common.Data.Web.Instance;
 using Phantom.Common.Data.Web.Users;
 using Phantom.Common.Logging;
@@ -20,6 +23,9 @@ public static class WebMessageRegistries {
 		ToController.Add<LogInMessage, LogInSuccess?>(1);
 		ToController.Add<CreateOrUpdateAdministratorUserMessage, CreateOrUpdateAdministratorUserResult>(2);
 		ToController.Add<CreateOrUpdateInstanceMessage, InstanceActionResult<CreateOrUpdateInstanceResult>>(3);
+		ToController.Add<LaunchInstanceMessage, InstanceActionResult<LaunchInstanceResult>>(4);
+		ToController.Add<GetMinecraftVersionsMessage, ImmutableArray<MinecraftVersion>>(5);
+		ToController.Add<GetAgentJavaRuntimes, ImmutableDictionary<Guid, ImmutableArray<TaggedJavaRuntime>>>(6);
 		ToController.Add<ReplyMessage>(127);
 		
 		ToWeb.Add<RegisterWebResultMessage>(0);

Controller/Phantom.Controller.Services/ControllerServices.cs

@@ -60,7 +60,7 @@ public sealed class ControllerServices {
 	}
 
 	public WebMessageListener CreateWebMessageListener(RpcConnectionToClient<IMessageToWebListener> connection) {
-		return new WebMessageListener(connection, webAuthToken, UserManager, UserLoginManager, AgentManager, InstanceManager, TaskManager);
+		return new WebMessageListener(connection, webAuthToken, UserManager, UserLoginManager, AgentManager, AgentJavaRuntimesManager, InstanceManager, MinecraftVersions, TaskManager);
 	}
 
 	public async Task Initialize() {

Controller/Phantom.Controller.Services/Instances/AddOrEditInstanceResult.cs

@@ -1,23 +0,0 @@
-namespace Phantom.Controller.Services.Instances;
-
-public enum AddOrEditInstanceResult : byte {
-	UnknownError,
-	Success,
-	InstanceNameMustNotBeEmpty,
-	InstanceMemoryMustNotBeZero,
-	MinecraftVersionDownloadInfoNotFound,
-	AgentNotFound
-}
-
-public static class AddOrEditInstanceResultExtensions {
-	public static string ToSentence(this AddOrEditInstanceResult reason) {
-		return reason switch {
-			AddOrEditInstanceResult.Success                              => "Success.",
-			AddOrEditInstanceResult.InstanceNameMustNotBeEmpty           => "Instance name must not be empty.",
-			AddOrEditInstanceResult.InstanceMemoryMustNotBeZero          => "Memory must not be 0 MB.",
-			AddOrEditInstanceResult.MinecraftVersionDownloadInfoNotFound => "Could not find download information for the selected Minecraft version.",
-			AddOrEditInstanceResult.AgentNotFound                        => "Agent not found.",
-			_                                                            => "Unknown error."
-		};
-	}
-}

Controller/Phantom.Controller.Services/Instances/InstanceManager.cs

@@ -63,7 +63,7 @@ sealed class InstanceManager {
 	}
 
 	[SuppressMessage("ReSharper", "ConvertIfStatementToConditionalTernaryExpression")]
-	public async Task<InstanceActionResult<CreateOrUpdateInstanceResult>> CreateOrUpdateInstance(InstanceConfiguration configuration, Guid auditLogUserGuid) {
+	public async Task<InstanceActionResult<CreateOrUpdateInstanceResult>> CreateOrUpdateInstance(Guid auditLogUserGuid, InstanceConfiguration configuration) {
 		var agent = agentManager.GetAgent(configuration.AgentGuid);
 		if (agent == null) {
 			return InstanceActionResult.Concrete(CreateOrUpdateInstanceResult.AgentNotFound);
@@ -176,34 +176,38 @@ sealed class InstanceManager {
 		return instances.ByGuid.TryGetValue(instanceGuid, out var instance) ? await SendInstanceActionMessage<TMessage, TReply>(instance, message) : InstanceActionResult.General<TReply>(InstanceActionGeneralResult.InstanceDoesNotExist);
 	}
 
-	public async Task<InstanceActionResult<LaunchInstanceResult>> LaunchInstance(Guid instanceGuid) {
+	public async Task<InstanceActionResult<LaunchInstanceResult>> LaunchInstance(Guid auditLogUserGuid, Guid instanceGuid) {
 		var result = await SendInstanceActionMessage<LaunchInstanceMessage, LaunchInstanceResult>(instanceGuid, new LaunchInstanceMessage(instanceGuid));
 		if (result.Is(LaunchInstanceResult.LaunchInitiated)) {
-			await SetInstanceShouldLaunchAutomatically(instanceGuid, true);
+			await HandleInstanceManuallyLaunchedOrStopped(instanceGuid, true, auditLogUserGuid, auditLogRepository => auditLogRepository.AddInstanceLaunchedEvent(instanceGuid));
 		}
 
 		return result;
 	}
 
-	public async Task<InstanceActionResult<StopInstanceResult>> StopInstance(Guid instanceGuid, MinecraftStopStrategy stopStrategy) {
+	public async Task<InstanceActionResult<StopInstanceResult>> StopInstance(Guid auditLogUserGuid, Guid instanceGuid, MinecraftStopStrategy stopStrategy) {
 		var result = await SendInstanceActionMessage<StopInstanceMessage, StopInstanceResult>(instanceGuid, new StopInstanceMessage(instanceGuid, stopStrategy));
 		if (result.Is(StopInstanceResult.StopInitiated)) {
-			await SetInstanceShouldLaunchAutomatically(instanceGuid, false);
+			await HandleInstanceManuallyLaunchedOrStopped(instanceGuid, false, auditLogUserGuid, auditLogRepository => auditLogRepository.AddInstanceLaunchedEvent(instanceGuid));
 		}
 
 		return result;
 	}
 
-	private async Task SetInstanceShouldLaunchAutomatically(Guid instanceGuid, bool shouldLaunchAutomatically) {
+	private async Task HandleInstanceManuallyLaunchedOrStopped(Guid instanceGuid, bool wasLaunched, Guid auditLogUserGuid, Action<AuditLogRepository> addAuditEvent) {
 		await modifyInstancesSemaphore.WaitAsync(cancellationToken);
 		try {
-			instances.ByGuid.TryReplace(instanceGuid, instance => instance with { LaunchAutomatically = shouldLaunchAutomatically });
+			instances.ByGuid.TryReplace(instanceGuid, instance => instance with { LaunchAutomatically = wasLaunched });
 
-			await using var ctx = dbProvider.Eager();
+			await using var db = dbProvider.Lazy();
-			var entity = await ctx.Instances.FindAsync(new object[] { instanceGuid }, cancellationToken);
+			var entity = await db.Ctx.Instances.FindAsync(new object[] { instanceGuid }, cancellationToken);
 			if (entity != null) {
-				entity.LaunchAutomatically = shouldLaunchAutomatically;
+				entity.LaunchAutomatically = wasLaunched;
-				await ctx.SaveChangesAsync(cancellationToken);
+				
+				var auditLogRepository = new AuditLogRepository(db, auditLogUserGuid);
+				addAuditEvent(auditLogRepository);
+
+				await db.Ctx.SaveChangesAsync(cancellationToken);
 			}
 		} finally {
 			modifyInstancesSemaphore.Release();

Controller/Phantom.Controller.Services/Rpc/WebMessageListener.cs

@@ -1,5 +1,7 @@
 using System.Collections.Immutable;
 using Phantom.Common.Data;
+using Phantom.Common.Data.Java;
+using Phantom.Common.Data.Minecraft;
 using Phantom.Common.Data.Replies;
 using Phantom.Common.Data.Web.Agent;
 using Phantom.Common.Data.Web.Instance;
@@ -9,6 +11,7 @@ using Phantom.Common.Messages.Web;
 using Phantom.Common.Messages.Web.BiDirectional;
 using Phantom.Common.Messages.Web.ToController;
 using Phantom.Common.Messages.Web.ToWeb;
+using Phantom.Controller.Minecraft;
 using Phantom.Controller.Rpc;
 using Phantom.Controller.Services.Agents;
 using Phantom.Controller.Services.Instances;
@@ -27,16 +30,20 @@ public sealed class WebMessageListener : IMessageToControllerListener {
 	private readonly UserManager userManager;
 	private readonly UserLoginManager userLoginManager;
 	private readonly AgentManager agentManager;
+	private readonly AgentJavaRuntimesManager agentJavaRuntimesManager;
 	private readonly InstanceManager instanceManager;
+	private readonly MinecraftVersions minecraftVersions;
 	private readonly TaskManager taskManager;
 	
-	internal WebMessageListener(RpcConnectionToClient<IMessageToWebListener> connection, AuthToken authToken, UserManager userManager, UserLoginManager userLoginManager, AgentManager agentManager, InstanceManager instanceManager, TaskManager taskManager) {
+	internal WebMessageListener(RpcConnectionToClient<IMessageToWebListener> connection, AuthToken authToken, UserManager userManager, UserLoginManager userLoginManager, AgentManager agentManager, AgentJavaRuntimesManager agentJavaRuntimesManager, InstanceManager instanceManager, MinecraftVersions minecraftVersions, TaskManager taskManager) {
 		this.connection = connection;
 		this.authToken = authToken;
 		this.userManager = userManager;
 		this.userLoginManager = userLoginManager;
 		this.agentManager = agentManager;
+		this.agentJavaRuntimesManager = agentJavaRuntimesManager;
 		this.instanceManager = instanceManager;
+		this.minecraftVersions = minecraftVersions;
 		this.taskManager = taskManager;
 	}
 
@@ -72,7 +79,19 @@ public sealed class WebMessageListener : IMessageToControllerListener {
 	}
 
 	public Task<InstanceActionResult<CreateOrUpdateInstanceResult>> HandleCreateOrUpdateInstance(CreateOrUpdateInstanceMessage message) {
-		return instanceManager.CreateOrUpdateInstance(message.Configuration, message.LoggedInUserGuid);
+		return instanceManager.CreateOrUpdateInstance( message.LoggedInUserGuid, message.Configuration);
+	}
+
+	public Task<InstanceActionResult<LaunchInstanceResult>> HandleLaunchInstance(LaunchInstanceMessage message) {
+		return instanceManager.LaunchInstance(message.LoggedInUserGuid, message.InstanceGuid);
+	}
+
+	public Task<ImmutableArray<MinecraftVersion>> HandleGetMinecraftVersions(GetMinecraftVersionsMessage message) {
+		return minecraftVersions.GetVersions(CancellationToken.None);
+	}
+
+	public Task<ImmutableDictionary<Guid, ImmutableArray<TaggedJavaRuntime>>> HandleGetAgentJavaRuntimes(GetAgentJavaRuntimes message) {
+		return Task.FromResult(agentJavaRuntimesManager.All);
 	}
 
 	public Task<LogInSuccess?> HandleLogIn(LogInMessage message) {

Web/Phantom.Web.Services/Agents/AgentManager.cs

@@ -10,11 +10,11 @@ public sealed class AgentManager {
 
 	public EventSubscribers<ImmutableArray<AgentWithStats>> AgentsChanged => agents.Subs;
 
-	public ImmutableDictionary<Guid, AgentWithStats> ToDictionaryByGuid() {
-		return agents.Value.ToImmutableDictionary(static agent => agent.Guid);
-	}
-	
 	internal void RefreshAgents(ImmutableArray<AgentWithStats> newAgents) {
 		agents.SetTo(newAgents);
 	}
+
+	public ImmutableDictionary<Guid, AgentWithStats> ToDictionaryByGuid() {
+		return agents.Value.ToImmutableDictionary(static agent => agent.Guid);
+	}
 }

Web/Phantom.Web.Services/Authentication/UserInfo.cs

@@ -3,10 +3,10 @@ using Phantom.Common.Data.Web.Users;
 
 namespace Phantom.Web.Services.Authentication;
 
-sealed record UserInfo(Guid UserGuid, string Username, PermissionSet Permissions) {
+public sealed record UserInfo(Guid UserGuid, string Username, PermissionSet Permissions) {
 	private const string AuthenticationType = "Phantom";
 
-	public ClaimsPrincipal AsClaimsPrincipal {
+	internal ClaimsPrincipal AsClaimsPrincipal {
 		get {
 			var identity = new ClaimsIdentity(AuthenticationType);
 
@@ -18,6 +18,6 @@ sealed record UserInfo(Guid UserGuid, string Username, PermissionSet Permissions
 	}
 
 	public static Guid? TryGetGuid(ClaimsPrincipal principal) {
-		return principal.FindFirstValue(ClaimTypes.NameIdentifier) is {} guidStr && Guid.TryParse(guidStr, out var guid) ? guid : null;
+		return principal.Identity is { IsAuthenticated: true, AuthenticationType: AuthenticationType } && principal.FindFirstValue(ClaimTypes.NameIdentifier) is {} guidStr && Guid.TryParse(guidStr, out var guid) ? guid : null;
 	}
 }

Web/Phantom.Web.Services/Instances/InstanceManager.cs

@@ -9,21 +9,33 @@ using Phantom.Web.Services.Rpc;
 
 namespace Phantom.Web.Services.Instances;
 
+using InstanceDictionary = ImmutableDictionary<Guid, Instance>;
+
 public sealed class InstanceManager {
 	private readonly ControllerConnection controllerConnection;
-	private readonly SimpleObservableState<ImmutableArray<Instance>> instances = new (PhantomLogger.Create<InstanceManager>("Instances"), ImmutableArray<Instance>.Empty);
+	private readonly SimpleObservableState<InstanceDictionary> instances = new (PhantomLogger.Create<InstanceManager>("Instances"), InstanceDictionary.Empty);
 	
 	public InstanceManager(ControllerConnection controllerConnection) {
 		this.controllerConnection = controllerConnection;
 	}
 
-	public EventSubscribers<ImmutableArray<Instance>> InstancesChanged => instances.Subs;
+	public EventSubscribers<InstanceDictionary> InstancesChanged => instances.Subs;
 	
 	internal void RefreshInstances(ImmutableArray<Instance> newInstances) {
-		instances.SetTo(newInstances);
+		instances.SetTo(newInstances.ToImmutableDictionary(static instance => instance.Configuration.InstanceGuid));
 	}
 
-	public Task<InstanceActionResult<CreateOrUpdateInstanceResult>> CreateOrUpdateInstance(InstanceConfiguration configuration) {
+	public Instance? GetByGuid(Guid instanceGuid) {
-		return controllerConnection.Send<CreateOrUpdateInstanceMessage, InstanceActionResult<CreateOrUpdateInstanceResult>>(new CreateOrUpdateInstanceMessage(configuration), TimeSpan.FromSeconds(30));
+		return instances.Value.GetValueOrDefault(instanceGuid);
+	}
+
+	public Task<InstanceActionResult<CreateOrUpdateInstanceResult>> CreateOrUpdateInstance(Guid loggedInUserGuid, InstanceConfiguration configuration) {
+		var message = new CreateOrUpdateInstanceMessage(loggedInUserGuid, configuration);
+		return controllerConnection.Send<CreateOrUpdateInstanceMessage, InstanceActionResult<CreateOrUpdateInstanceResult>>(message, TimeSpan.FromSeconds(30));
+	}
+
+	public Task<InstanceActionResult<LaunchInstanceResult>> LaunchInstance(Guid loggedInUserGuid, Guid instanceGuid) {
+		var message = new LaunchInstanceMessage(loggedInUserGuid, instanceGuid);
+		return controllerConnection.Send<LaunchInstanceMessage, InstanceActionResult<LaunchInstanceResult>>(message, TimeSpan.FromSeconds(30));
 	}
 }

Web/Phantom.Web.Services/Rpc/ControllerConnection.cs

@@ -14,7 +14,7 @@ public sealed class ControllerConnection {
 		return connection.Send(message);
 	}
 
-	public Task<TReply> Send<TMessage, TReply>(TMessage message, TimeSpan timeout) where TMessage : IMessageToController<TReply> {
+	public Task<TReply> Send<TMessage, TReply>(TMessage message, TimeSpan waitForReplyTime, CancellationToken waitForReplyCancellationToken = default) where TMessage : IMessageToController<TReply> {
-		return connection.Send<TMessage, TReply>(message, timeout, CancellationToken.None);
+		return connection.Send<TMessage, TReply>(message, waitForReplyTime, waitForReplyCancellationToken);
 	}
 }

Web/Phantom.Web/Base/PhantomComponent.cs

@@ -4,6 +4,7 @@ using Phantom.Common.Data.Web.Users;
 using Phantom.Common.Logging;
 using Phantom.Web.Services.Authorization;
 using ILogger = Serilog.ILogger;
+using UserInfo = Phantom.Web.Services.Authentication.UserInfo;
 
 namespace Phantom.Web.Base;
 
@@ -16,6 +17,11 @@ public abstract class PhantomComponent : ComponentBase {
 	[Inject]
 	public PermissionManager PermissionManager { get; set; } = null!;
 
+	public async Task<Guid?> GetUserGuid() {
+		var authenticationState = await AuthenticationStateTask;
+		return UserInfo.TryGetGuid(authenticationState.User);
+	}
+
 	protected async Task<bool> CheckPermission(Permission permission) {
 		var authenticationState = await AuthenticationStateTask;
 		return PermissionManager.CheckPermission(authenticationState.User, permission);

Web/Phantom.Web/Pages/InstanceDetail.razor

@@ -1,12 +1,13 @@
 @page "/instances/{InstanceGuid:guid}"
 @attribute [Authorize(Permission.ViewInstancesPolicy)]
 @inherits PhantomComponent
-@using Phantom.Web.Services.Instances
+@using Phantom.Common.Data.Instance
-@using Phantom.Common.Data.Web.Users
 @using Phantom.Common.Data.Replies
+@using Phantom.Common.Data.Web.Instance
+@using Phantom.Common.Data.Web.Users
+@using Phantom.Web.Services.Instances
 @implements IDisposable
 @inject InstanceManager InstanceManager
-@inject AuditLog AuditLog
 
 @if (Instance == null) {
   <h1>Instance Not Found</h1>
@@ -45,7 +46,7 @@ else {
 @code {
 
   [Parameter]
-  public Guid InstanceGuid { get; set; }
+  public Guid InstanceGuid { get; init; }
 
   private string? lastError = null;
   private bool isLaunchingInstance = false;
@@ -63,6 +64,11 @@ else {
   }
 
   private async Task LaunchInstance() {
+    var loggedInUserGuid = await GetUserGuid();
+    if (loggedInUserGuid == null) {
+      return;
+    }
+    
     isLaunchingInstance = true;
     lastError = null;
 
@@ -72,11 +78,8 @@ else {
         return;
       }
 
-      var result = await InstanceManager.LaunchInstance(InstanceGuid);
+      var result = await InstanceManager.LaunchInstance(loggedInUserGuid.Value, InstanceGuid);
-      if (result.Is(LaunchInstanceResult.LaunchInitiated)) {
+      if (!result.Is(LaunchInstanceResult.LaunchInitiated)) {
-        await AuditLog.AddInstanceLaunchedEvent(InstanceGuid);
-      }
-      else {
         lastError = result.ToSentence(Messages.ToSentence);
       }
     } finally {

Web/Phantom.Web/Pages/InstanceEdit.razor

@@ -18,12 +18,12 @@ else {
 @code {
 
   [Parameter]
-  public Guid InstanceGuid { get; set; }
+  public Guid InstanceGuid { get; init; }
 
   private InstanceConfiguration? InstanceConfiguration { get; set; }
 
   protected override void OnInitialized() {
-    InstanceConfiguration = InstanceManager.GetInstanceConfiguration(InstanceGuid);
+    InstanceConfiguration = InstanceManager.GetByGuid(InstanceGuid)?.Configuration;
   }
 
 }

Web/Phantom.Web/Pages/Instances.razor

@@ -83,7 +83,8 @@
     });
 
     InstanceManager.InstancesChanged.Subscribe(this, instances => {
-      this.instances = instances.OrderBy(instance => agentNames.TryGetValue(instance.Configuration.AgentGuid, out var agentName) ? agentName : string.Empty)
+      this.instances = instances.Values
+                                .OrderBy(instance => agentNames.TryGetValue(instance.Configuration.AgentGuid, out var agentName) ? agentName : string.Empty)
                                 .ThenBy(static instance => instance.Configuration.InstanceName)
                                 .ToImmutableArray();
       InvokeAsync(StateHasChanged);

Web/Phantom.Web/Pages/Setup.razor

@@ -87,7 +87,7 @@
   }
 
   private async Task<Result<string>> CreateOrUpdateAdministrator() {
-    var reply = await ControllerConnection.Send<CreateOrUpdateAdministratorUser, CreateOrUpdateAdministratorUserResult>(new CreateOrUpdateAdministratorUser(form.Username, form.Password), Timeout.InfiniteTimeSpan);
+    var reply = await ControllerConnection.Send<CreateOrUpdateAdministratorUserMessage, CreateOrUpdateAdministratorUserResult>(new CreateOrUpdateAdministratorUserMessage(form.Username, form.Password), Timeout.InfiniteTimeSpan);
     return reply switch {
            Success             => Result.Ok<string>(),
            CreationFailed fail => fail.Error.ToSentences("\n"),

Web/Phantom.Web/Shared/InstanceAddOrEditForm.razor

@@ -1,27 +1,31 @@
 @using Phantom.Web.Components.Utils
-@using Phantom.Common.Data.Minecraft
-@using Phantom.Common.Data.Web.Minecraft
-@using Phantom.Common.Data.Instance
-@using Phantom.Common.Data.Java
 @using System.Collections.Immutable
 @using System.ComponentModel.DataAnnotations
 @using System.Diagnostics.CodeAnalysis
+@using Phantom.Common.Data.Minecraft
+@using Phantom.Common.Data.Web.Agent
+@using Phantom.Common.Data.Web.Instance
+@using Phantom.Common.Data.Web.Minecraft
+@using Phantom.Common.Messages.Web.ToController
+@using Phantom.Common.Data.Instance
+@using Phantom.Common.Data.Java
 @using Phantom.Common.Data
 @using Phantom.Web.Services
+@using Phantom.Web.Services.Agents
 @using Phantom.Web.Services.Instances
+@using Phantom.Web.Services.Rpc
+@inherits PhantomComponent
 @inject INavigation Nav
-@inject MinecraftVersions MinecraftVersions
+@inject ControllerConnection ControllerConnection
 @inject AgentManager AgentManager
-@inject AgentJavaRuntimesManager AgentJavaRuntimesManager
 @inject InstanceManager InstanceManager
-@inject AuditLog AuditLog
 
 <Form Model="form" OnSubmit="AddOrEditInstance">
   @{ var selectedAgent = form.SelectedAgent; }
   <div class="row">
     <div class="col-xl-7 mb-3">
       @{
-        static RenderFragment GetAgentOption(Agent agent) {
+        static RenderFragment GetAgentOption(AgentWithStats agent) {
           return @<option value="@agent.Guid">
                    @agent.Name
                    &bullet;
@@ -34,14 +38,14 @@
       @if (EditedInstanceConfiguration == null) {
         <FormSelectInput Id="instance-agent" Label="Agent" @bind-Value="form.SelectedAgentGuid">
           <option value="" selected>Select which agent will run the instance...</option>
-          @foreach (var agent in form.AgentsByGuid.Values.Where(static agent => agent.IsOnline).OrderBy(static agent => agent.Name)) {
+          @foreach (var agent in allAgentsByGuid.Values.Where(static agent => agent.IsOnline).OrderBy(static agent => agent.Name)) {
             @GetAgentOption(agent)
           }
         </FormSelectInput>
       }
       else {
         <FormSelectInput Id="instance-agent" Label="Agent" @bind-Value="form.SelectedAgentGuid" disabled="true">
-          @if (form.SelectedAgentGuid is {} guid && form.AgentsByGuid.TryGetValue(guid, out var agent)) {
+          @if (form.SelectedAgentGuid is {} guid && allAgentsByGuid.TryGetValue(guid, out var agent)) {
             @GetAgentOption(agent)
           }
         </FormSelectInput>
@@ -160,23 +164,25 @@
 @code {
 
   [Parameter, EditorRequired]
-  public InstanceConfiguration? EditedInstanceConfiguration { get; set; }
+  public InstanceConfiguration? EditedInstanceConfiguration { get; init; }
 
   private ConfigureInstanceFormModel form = null!;
 
+  private ImmutableDictionary<Guid, AgentWithStats> allAgentsByGuid = ImmutableDictionary<Guid, AgentWithStats>.Empty;
+  private ImmutableDictionary<Guid, ImmutableArray<TaggedJavaRuntime>> allAgentJavaRuntimes = ImmutableDictionary<Guid, ImmutableArray<TaggedJavaRuntime>>.Empty;
+  
   private MinecraftVersionType minecraftVersionType = MinecraftVersionType.Release;
+  private ImmutableArray<MinecraftVersion> allMinecraftVersions = ImmutableArray<MinecraftVersion>.Empty;
   private ImmutableArray<MinecraftVersion> availableMinecraftVersions = ImmutableArray<MinecraftVersion>.Empty;
 
   private bool IsSubmittable => form.SelectedAgentGuid != null && !form.EditContext.GetValidationMessages(form.EditContext.Field(nameof(ConfigureInstanceFormModel.SelectedAgentGuid))).Any();
 
   private sealed class ConfigureInstanceFormModel : FormModel {
-    public ImmutableDictionary<Guid, Agent> AgentsByGuid { get; }
+    private readonly InstanceAddOrEditForm page;
-    private readonly ImmutableDictionary<Guid, ImmutableArray<TaggedJavaRuntime>> javaRuntimesByAgentGuid;
     private readonly RamAllocationUnits? editedInstanceRamAllocation;
 
-    public ConfigureInstanceFormModel(AgentManager agentManager, AgentJavaRuntimesManager agentJavaRuntimesManager, RamAllocationUnits? editedInstanceRamAllocation) {
+    public ConfigureInstanceFormModel(InstanceAddOrEditForm page, RamAllocationUnits? editedInstanceRamAllocation) {
-      this.AgentsByGuid = agentManager.GetAgents().ToImmutableDictionary();
+      this.page = page;
-      this.javaRuntimesByAgentGuid = agentJavaRuntimesManager.All;
       this.editedInstanceRamAllocation = editedInstanceRamAllocation;
     }
 
@@ -190,13 +196,13 @@
       }
     }
 
-    private bool TryGetAgent(Guid? agentGuid, [NotNullWhen(true)] out Agent? agent) {
+    private bool TryGetAgent(Guid? agentGuid, [NotNullWhen(true)] out AgentWithStats? agent) {
-      return TryGet(AgentsByGuid, agentGuid, out agent);
+      return TryGet(page.allAgentsByGuid, agentGuid, out agent);
     }
 
-    public Agent? SelectedAgent => TryGetAgent(SelectedAgentGuid, out var agent) ? agent : null;
+    public AgentWithStats? SelectedAgent => TryGetAgent(SelectedAgentGuid, out var agent) ? agent : null;
 
-    public ImmutableArray<TaggedJavaRuntime> JavaRuntimesForSelectedAgent => TryGet(javaRuntimesByAgentGuid, SelectedAgentGuid, out var javaRuntimes) ? javaRuntimes : ImmutableArray<TaggedJavaRuntime>.Empty;
+    public ImmutableArray<TaggedJavaRuntime> JavaRuntimesForSelectedAgent => TryGet(page.allAgentJavaRuntimes, SelectedAgentGuid, out var javaRuntimes) ? javaRuntimes : ImmutableArray<TaggedJavaRuntime>.Empty;
 
     public ushort MaximumMemoryUnits => SelectedAgent?.MaxMemory.RawValue ?? 0;
     public ushort AvailableMemoryUnits => Math.Min((SelectedAgent?.AvailableMemory + editedInstanceRamAllocation)?.RawValue ?? MaximumMemoryUnits, MaximumMemoryUnits);
@@ -263,7 +269,16 @@
   }
 
   protected override void OnInitialized() {
-    form = new ConfigureInstanceFormModel(AgentManager, AgentJavaRuntimesManager, EditedInstanceConfiguration?.MemoryAllocation);
+    form = new ConfigureInstanceFormModel(this, EditedInstanceConfiguration?.MemoryAllocation);
+  }
+
+  protected override async Task OnInitializedAsync() {
+    var agentJavaRuntimesTask = ControllerConnection.Send<GetAgentJavaRuntimes, ImmutableDictionary<Guid, ImmutableArray<TaggedJavaRuntime>>>(new GetAgentJavaRuntimes(), TimeSpan.FromSeconds(30));
+    var minecraftVersionsTask = ControllerConnection.Send<GetMinecraftVersionsMessage, ImmutableArray<MinecraftVersion>>(new GetMinecraftVersionsMessage(), TimeSpan.FromSeconds(30));
+    
+    allAgentsByGuid = AgentManager.ToDictionaryByGuid();
+    allAgentJavaRuntimes = await agentJavaRuntimesTask;
+    allMinecraftVersions = await minecraftVersionsTask;
 
     if (EditedInstanceConfiguration != null) {
       form.SelectedAgentGuid = EditedInstanceConfiguration.AgentGuid;
@@ -275,6 +290,8 @@
       form.MemoryUnits = EditedInstanceConfiguration.MemoryAllocation.RawValue;
       form.JavaRuntimeGuid = EditedInstanceConfiguration.JavaRuntimeGuid;
       form.JvmArguments = JvmArgumentsHelper.Join(EditedInstanceConfiguration.JvmArguments);
+      
+      minecraftVersionType = allMinecraftVersions.FirstOrDefault(version => version.Id == EditedInstanceConfiguration.MinecraftVersion)?.Type ?? minecraftVersionType;
     }
 
     form.EditContext.RevalidateWhenFieldChanges(tracked: nameof(ConfigureInstanceFormModel.SelectedAgentGuid), revalidated: nameof(ConfigureInstanceFormModel.MemoryUnits));
@@ -282,21 +299,12 @@
     form.EditContext.RevalidateWhenFieldChanges(tracked: nameof(ConfigureInstanceFormModel.SelectedAgentGuid), revalidated: nameof(ConfigureInstanceFormModel.ServerPort));
     form.EditContext.RevalidateWhenFieldChanges(tracked: nameof(ConfigureInstanceFormModel.SelectedAgentGuid), revalidated: nameof(ConfigureInstanceFormModel.RconPort));
     form.EditContext.RevalidateWhenFieldChanges(tracked: nameof(ConfigureInstanceFormModel.ServerPort), revalidated: nameof(ConfigureInstanceFormModel.RconPort));
+    
+    SetMinecraftVersionType(minecraftVersionType);
   }
 
-  protected override async Task OnInitializedAsync() {
+  private void SetMinecraftVersionType(MinecraftVersionType type) {
-    if (EditedInstanceConfiguration != null) {
-      var allMinecraftVersions = await MinecraftVersions.GetVersions(CancellationToken.None);
-      minecraftVersionType = allMinecraftVersions.FirstOrDefault(version => version.Id == EditedInstanceConfiguration.MinecraftVersion)?.Type ?? minecraftVersionType;
-    }
-
-    await SetMinecraftVersionType(minecraftVersionType);
-  }
-
-  private async Task SetMinecraftVersionType(MinecraftVersionType type) {
     minecraftVersionType = type;
-
-    var allMinecraftVersions = await MinecraftVersions.GetVersions(CancellationToken.None);
     availableMinecraftVersions = allMinecraftVersions.Where(version => version.Type == type).ToImmutableArray();
 
     if (!availableMinecraftVersions.IsEmpty && !availableMinecraftVersions.Any(version => version.Id == form.MinecraftVersion)) {
@@ -305,6 +313,11 @@
   }
 
   private async Task AddOrEditInstance(EditContext context) {
+    var loggedInUserGuid = await GetUserGuid();
+    if (loggedInUserGuid == null) {
+      return;
+    }
+    
     var selectedAgent = form.SelectedAgent;
     if (selectedAgent == null) {
       return;
@@ -325,13 +338,12 @@
       JvmArgumentsHelper.Split(form.JvmArguments)
     );
 
-    var result = await InstanceManager.AddOrEditInstance(instance);
+    var result = await InstanceManager.CreateOrUpdateInstance(loggedInUserGuid.Value, instance);
-    if (result.Is(AddOrEditInstanceResult.Success)) {
+    if (result.Is(CreateOrUpdateInstanceResult.Success)) {
-      await (EditedInstanceConfiguration == null ? AuditLog.AddInstanceCreatedEvent(instance.InstanceGuid) : AuditLog.AddInstanceEditedEvent(instance.InstanceGuid));
+      await Nav.NavigateTo("instances/" + instance.InstanceGuid);
-      Nav.NavigateTo("instances/" + instance.InstanceGuid);
     }
     else {
-      form.SubmitModel.StopSubmitting(result.ToSentence(AddOrEditInstanceResultExtensions.ToSentence));
+      form.SubmitModel.StopSubmitting(result.ToSentence(CreateOrUpdateInstanceResultExtensions.ToSentence));
     }
   }