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Remove UserManager Cache (#10781)

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* Remove redundant user cache

* Use DI for IPasswordResetProvider and IAuthenticationProvider
pull/10823/head
Patrick Barron 1 year ago committed by GitHub
parent 5ff7c17daf
commit 04dddd3a7b
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 92 additions and 81 deletions
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169
Jellyfin.Server.Implementations/Users/UserManager.cs
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@ -1,7 +1,7 @@
#pragma warning disable CA1307
#pragma warning disable CA1309 // Use ordinal string comparison - EF can't translate this
using System;
using System.Collections.Concurrent;
using System.Collections.Generic;
using System.Globalization;
using System.Linq;
@ -46,8 +46,6 @@ namespace Jellyfin.Server.Implementations.Users
private readonly DefaultPasswordResetProvider _defaultPasswordResetProvider;
private readonly IServerConfigurationManager _serverConfigurationManager;
private readonly IDictionary<Guid, User> _users;
/// <summary>
/// Initializes a new instance of the <see cref="UserManager"/> class.
/// </summary>
@ -58,6 +56,8 @@ namespace Jellyfin.Server.Implementations.Users
/// <param name="imageProcessor">The image processor.</param>
/// <param name="logger">The logger.</param>
/// <param name="serverConfigurationManager">The system config manager.</param>
/// <param name="passwordResetProviders">The password reset providers.</param>
/// <param name="authenticationProviders">The authentication providers.</param>
public UserManager(
IDbContextFactory<JellyfinDbContext> dbProvider,
IEventManager eventManager,
@ -65,7 +65,9 @@ namespace Jellyfin.Server.Implementations.Users
IApplicationHost appHost,
IImageProcessor imageProcessor,
ILogger<UserManager> logger,
IServerConfigurationManager serverConfigurationManager)
IServerConfigurationManager serverConfigurationManager,
IEnumerable<IPasswordResetProvider> passwordResetProviders,
IEnumerable<IAuthenticationProvider> authenticationProviders)
{
_dbProvider = dbProvider;
_eventManager = eventManager;
@ -75,35 +77,36 @@ namespace Jellyfin.Server.Implementations.Users
_logger = logger;
_serverConfigurationManager = serverConfigurationManager;
_passwordResetProviders = appHost.GetExports<IPasswordResetProvider>();
_authenticationProviders = appHost.GetExports<IAuthenticationProvider>();
_passwordResetProviders = passwordResetProviders.ToList();
_authenticationProviders = authenticationProviders.ToList();
_invalidAuthProvider = _authenticationProviders.OfType<InvalidAuthProvider>().First();
_defaultAuthenticationProvider = _authenticationProviders.OfType<DefaultAuthenticationProvider>().First();
_defaultPasswordResetProvider = _passwordResetProviders.OfType<DefaultPasswordResetProvider>().First();
_users = new ConcurrentDictionary<Guid, User>();
using var dbContext = _dbProvider.CreateDbContext();
foreach (var user in dbContext.Users
.AsSplitQuery()
.Include(user => user.Permissions)
.Include(user => user.Preferences)
.Include(user => user.AccessSchedules)
.Include(user => user.ProfileImage)
.AsEnumerable())
{
_users.Add(user.Id, user);
}
}
/// <inheritdoc/>
public event EventHandler<GenericEventArgs<User>>? OnUserUpdated;
/// <inheritdoc/>
public IEnumerable<User> Users => _users.Values;
public IEnumerable<User> Users
{
get
{
using var dbContext = _dbProvider.CreateDbContext();
return GetUsersInternal(dbContext).ToList();
}
}
/// <inheritdoc/>
public IEnumerable<Guid> UsersIds => _users.Keys;
public IEnumerable<Guid> UsersIds
{
get
{
using var dbContext = _dbProvider.CreateDbContext();
return dbContext.Users.Select(u => u.Id).ToList();
}
}
// This is some regex that matches only on unicode "word" characters, as well as -, _ and @
// In theory this will cut out most if not all 'control' characters which should help minimize any weirdness
@ -119,8 +122,8 @@ namespace Jellyfin.Server.Implementations.Users
throw new ArgumentException("Guid can't be empty", nameof(id));
}
_users.TryGetValue(id, out var user);
return user;
using var dbContext = _dbProvider.CreateDbContext();
return GetUsersInternal(dbContext).FirstOrDefault(u => u.Id.Equals(id));
}
/// <inheritdoc/>
@ -131,7 +134,9 @@ namespace Jellyfin.Server.Implementations.Users
throw new ArgumentException("Invalid username", nameof(name));
}
return _users.Values.FirstOrDefault(u => string.Equals(u.Username, name, StringComparison.OrdinalIgnoreCase));
using var dbContext = _dbProvider.CreateDbContext();
return GetUsersInternal(dbContext)
.FirstOrDefault(u => string.Equals(u.Username, name));
}
/// <inheritdoc/>
@ -196,8 +201,6 @@ namespace Jellyfin.Server.Implementations.Users
user.AddDefaultPermissions();
user.AddDefaultPreferences();
_users.Add(user.Id, user);
return user;
}
@ -232,40 +235,46 @@ namespace Jellyfin.Server.Implementations.Users
/// <inheritdoc/>
public async Task DeleteUserAsync(Guid userId)
{
if (!_users.TryGetValue(userId, out var user))
{
throw new ResourceNotFoundException(nameof(userId));
}
var dbContext = await _dbProvider.CreateDbContextAsync().ConfigureAwait(false);
if (_users.Count == 1)
await using (dbContext.ConfigureAwait(false))
{
throw new InvalidOperationException(string.Format(
CultureInfo.InvariantCulture,
"The user '{0}' cannot be deleted because there must be at least one user in the system.",
user.Username));
}
var user = await dbContext.Users
.AsSingleQuery()
.Include(u => u.Permissions)
.FirstOrDefaultAsync(u => u.Id.Equals(userId))
.ConfigureAwait(false);
if (user is null)
{
throw new ResourceNotFoundException(nameof(userId));
}
if (user.HasPermission(PermissionKind.IsAdministrator)
&& Users.Count(i => i.HasPermission(PermissionKind.IsAdministrator)) == 1)
{
throw new ArgumentException(
string.Format(
if (await dbContext.Users.CountAsync().ConfigureAwait(false) == 1)
{
throw new InvalidOperationException(string.Format(
CultureInfo.InvariantCulture,
"The user '{0}' cannot be deleted because there must be at least one admin user in the system.",
user.Username),
nameof(userId));
}
"The user '{0}' cannot be deleted because there must be at least one user in the system.",
user.Username));
}
if (user.HasPermission(PermissionKind.IsAdministrator)
&& await dbContext.Users
.CountAsync(u => u.Permissions.Any(p => p.Kind == PermissionKind.IsAdministrator && p.Value))
.ConfigureAwait(false) == 1)
{
throw new ArgumentException(
string.Format(
CultureInfo.InvariantCulture,
"The user '{0}' cannot be deleted because there must be at least one admin user in the system.",
user.Username),
nameof(userId));
}
var dbContext = await _dbProvider.CreateDbContextAsync().ConfigureAwait(false);
await using (dbContext.ConfigureAwait(false))
{
dbContext.Users.Remove(user);
await dbContext.SaveChangesAsync().ConfigureAwait(false);
}
_users.Remove(userId);
await _eventManager.PublishAsync(new UserDeletedEventArgs(user)).ConfigureAwait(false);
await _eventManager.PublishAsync(new UserDeletedEventArgs(user)).ConfigureAwait(false);
}
}
/// <inheritdoc/>
@ -532,23 +541,23 @@ namespace Jellyfin.Server.Implementations.Users
/// <inheritdoc />
public async Task InitializeAsync()
{
// TODO: Refactor the startup wizard so that it doesn't require a user to already exist.
if (_users.Any())
var dbContext = await _dbProvider.CreateDbContextAsync().ConfigureAwait(false);
await using (dbContext.ConfigureAwait(false))
{
return;
}
// TODO: Refactor the startup wizard so that it doesn't require a user to already exist.
if (await dbContext.Users.AnyAsync().ConfigureAwait(false))
{
return;
}
var defaultName = Environment.UserName;
if (string.IsNullOrWhiteSpace(defaultName) || !ValidUsernameRegex().IsMatch(defaultName))
{
defaultName = "MyJellyfinUser";
}
var defaultName = Environment.UserName;
if (string.IsNullOrWhiteSpace(defaultName) || !ValidUsernameRegex().IsMatch(defaultName))
{
defaultName = "MyJellyfinUser";
}
_logger.LogWarning("No users, creating one with username {UserName}", defaultName);
_logger.LogWarning("No users, creating one with username {UserName}", defaultName);
var dbContext = await _dbProvider.CreateDbContextAsync().ConfigureAwait(false);
await using (dbContext.ConfigureAwait(false))
{
var newUser = await CreateUserInternalAsync(defaultName, dbContext).ConfigureAwait(false);
newUser.SetPermission(PermissionKind.IsAdministrator, true);
newUser.SetPermission(PermissionKind.EnableContentDeletion, true);
@ -595,12 +604,9 @@ namespace Jellyfin.Server.Implementations.Users
var dbContext = await _dbProvider.CreateDbContextAsync().ConfigureAwait(false);
await using (dbContext.ConfigureAwait(false))
{
var user = dbContext.Users
.Include(u => u.Permissions)
.Include(u => u.Preferences)
.Include(u => u.AccessSchedules)
.Include(u => u.ProfileImage)
.FirstOrDefault(u => u.Id.Equals(userId))
var user = await GetUsersInternal(dbContext)
.FirstOrDefaultAsync(u => u.Id.Equals(userId))
.ConfigureAwait(false)
?? throw new ArgumentException("No user exists with given Id!");
user.SubtitleMode = config.SubtitleMode;
@ -628,7 +634,6 @@ namespace Jellyfin.Server.Implementations.Users
user.SetPreference(PreferenceKind.LatestItemExcludes, config.LatestItemsExcludes);
dbContext.Update(user);
_users[user.Id] = user;
await dbContext.SaveChangesAsync().ConfigureAwait(false);
}
}
@ -639,12 +644,9 @@ namespace Jellyfin.Server.Implementations.Users
var dbContext = await _dbProvider.CreateDbContextAsync().ConfigureAwait(false);
await using (dbContext.ConfigureAwait(false))
{
var user = dbContext.Users
.Include(u => u.Permissions)
.Include(u => u.Preferences)
.Include(u => u.AccessSchedules)
.Include(u => u.ProfileImage)
.FirstOrDefault(u => u.Id.Equals(userId))
var user = await GetUsersInternal(dbContext)
.FirstOrDefaultAsync(u => u.Id.Equals(userId))
.ConfigureAwait(false)
?? throw new ArgumentException("No user exists with given Id!");
// The default number of login attempts is 3, but for some god forsaken reason it's sent to the server as "0"
@ -704,7 +706,6 @@ namespace Jellyfin.Server.Implementations.Users
user.SetPreference(PreferenceKind.EnableContentDeletionFromFolders, policy.EnableContentDeletionFromFolders);
dbContext.Update(user);
_users[user.Id] = user;
await dbContext.SaveChangesAsync().ConfigureAwait(false);
}
}
@ -725,7 +726,6 @@ namespace Jellyfin.Server.Implementations.Users
}
user.ProfileImage = null;
_users[user.Id] = user;
}
internal static void ThrowIfInvalidUsername(string name)
@ -872,8 +872,15 @@ namespace Jellyfin.Server.Implementations.Users
private async Task UpdateUserInternalAsync(JellyfinDbContext dbContext, User user)
{
dbContext.Users.Update(user);
_users[user.Id] = user;
await dbContext.SaveChangesAsync().ConfigureAwait(false);
}
private IQueryable<User> GetUsersInternal(JellyfinDbContext dbContext)
=> dbContext.Users
.AsSplitQuery()
.Include(user => user.Permissions)
.Include(user => user.Preferences)
.Include(user => user.AccessSchedules)
.Include(user => user.ProfileImage);
}
}

4
Jellyfin.Server/CoreAppHost.cs
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@ -14,6 +14,7 @@ using Jellyfin.Server.Implementations.Security;
using Jellyfin.Server.Implementations.Trickplay;
using Jellyfin.Server.Implementations.Users;
using MediaBrowser.Controller;
using MediaBrowser.Controller.Authentication;
using MediaBrowser.Controller.BaseItemManager;
using MediaBrowser.Controller.Devices;
using MediaBrowser.Controller.Drawing;
@ -78,6 +79,9 @@ namespace Jellyfin.Server
serviceCollection.AddSingleton<IActivityManager, ActivityManager>();
serviceCollection.AddSingleton<IUserManager, UserManager>();
serviceCollection.AddSingleton<IAuthenticationProvider, DefaultAuthenticationProvider>();
serviceCollection.AddSingleton<IAuthenticationProvider, InvalidAuthProvider>();
serviceCollection.AddSingleton<IPasswordResetProvider, DefaultPasswordResetProvider>();
serviceCollection.AddScoped<IDisplayPreferencesManager, DisplayPreferencesManager>();
serviceCollection.AddSingleton<IDeviceManager, DeviceManager>();
serviceCollection.AddSingleton<ITrickplayManager, TrickplayManager>();

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