jellyfin-server/MediaBrowser.Common.Implementations/Security/PluginSecurityManager.cs

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using MediaBrowser.Common.Configuration;
using MediaBrowser.Common.Net;
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using MediaBrowser.Common.Security;
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using MediaBrowser.Model.Entities;
using MediaBrowser.Model.Logging;
using MediaBrowser.Model.Serialization;
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using System;
using System.Collections.Generic;
using System.Linq;
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using System.Threading;
using System.Threading.Tasks;
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namespace MediaBrowser.Common.Implementations.Security
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{
/// <summary>
/// Class PluginSecurityManager
/// </summary>
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public class PluginSecurityManager : ISecurityManager
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{
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private const string MBValidateUrl = Constants.Constants.MbAdminUrl + "service/registration/validate";
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/// <summary>
/// The _is MB supporter
/// </summary>
private bool? _isMbSupporter;
/// <summary>
/// The _is MB supporter initialized
/// </summary>
private bool _isMbSupporterInitialized;
/// <summary>
/// The _is MB supporter sync lock
/// </summary>
private object _isMbSupporterSyncLock = new object();
/// <summary>
/// Gets a value indicating whether this instance is MB supporter.
/// </summary>
/// <value><c>true</c> if this instance is MB supporter; otherwise, <c>false</c>.</value>
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public bool IsMBSupporter
{
get
{
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LazyInitializer.EnsureInitialized(ref _isMbSupporter, ref _isMbSupporterInitialized, ref _isMbSupporterSyncLock, () => GetSupporterRegistrationStatus().Result.IsRegistered);
return _isMbSupporter.Value;
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}
}
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private MBLicenseFile _licenseFile;
private MBLicenseFile LicenseFile
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{
get { return _licenseFile ?? (_licenseFile = new MBLicenseFile(_appPaths)); }
}
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private readonly IHttpClient _httpClient;
private readonly IJsonSerializer _jsonSerializer;
private readonly IApplicationHost _appHost;
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private readonly ILogger _logger;
private readonly INetworkManager _networkManager;
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private readonly IApplicationPaths _appPaths;
private IEnumerable<IRequiresRegistration> _registeredEntities;
protected IEnumerable<IRequiresRegistration> RegisteredEntities
{
get
{
return _registeredEntities ?? (_registeredEntities = _appHost.GetExports<IRequiresRegistration>());
}
}
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/// <summary>
/// Initializes a new instance of the <see cref="PluginSecurityManager" /> class.
/// </summary>
public PluginSecurityManager(IApplicationHost appHost, IHttpClient httpClient, IJsonSerializer jsonSerializer,
IApplicationPaths appPaths, INetworkManager networkManager, ILogManager logManager)
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{
if (httpClient == null)
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{
throw new ArgumentNullException("httpClient");
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}
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_appHost = appHost;
_httpClient = httpClient;
_jsonSerializer = jsonSerializer;
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_networkManager = networkManager;
_appPaths = appPaths;
_logger = logManager.GetLogger("SecurityManager");
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}
/// <summary>
/// Load all registration info for all entities that require registration
/// </summary>
/// <returns></returns>
public async Task LoadAllRegistrationInfo()
{
var tasks = new List<Task>();
ResetSupporterInfo();
tasks.AddRange(RegisteredEntities.Select(i => i.LoadRegistrationInfoAsync()));
await Task.WhenAll(tasks);
}
/// <summary>
/// Gets the registration status.
/// This overload supports existing plug-ins.
/// </summary>
/// <param name="feature">The feature.</param>
/// <param name="mb2Equivalent">The MB2 equivalent.</param>
/// <returns>Task{MBRegistrationRecord}.</returns>
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public Task<MBRegistrationRecord> GetRegistrationStatus(string feature, string mb2Equivalent = null)
{
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return GetRegistrationStatusInternal(feature, mb2Equivalent);
}
/// <summary>
/// Gets the registration status.
/// </summary>
/// <param name="feature">The feature.</param>
/// <param name="mb2Equivalent">The MB2 equivalent.</param>
/// <param name="version">The version of this feature</param>
/// <returns>Task{MBRegistrationRecord}.</returns>
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public Task<MBRegistrationRecord> GetRegistrationStatus(string feature, string mb2Equivalent, string version)
{
return GetRegistrationStatusInternal(feature, mb2Equivalent, version);
}
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private Task<MBRegistrationRecord> GetSupporterRegistrationStatus()
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{
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return GetRegistrationStatusInternal("MBSupporter", null, _appHost.ApplicationVersion.ToString());
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}
/// <summary>
/// Gets or sets the supporter key.
/// </summary>
/// <value>The supporter key.</value>
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public string SupporterKey
{
get
{
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return LicenseFile.RegKey;
}
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set
{
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if (value != LicenseFile.RegKey)
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{
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LicenseFile.RegKey = value;
LicenseFile.Save();
// re-load registration info
Task.Run(() => LoadAllRegistrationInfo());
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}
}
}
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public async Task<SupporterInfo> GetSupporterInfo()
{
var key = SupporterKey;
if (string.IsNullOrWhiteSpace(key))
{
return new SupporterInfo();
}
var url = Constants.Constants.MbAdminUrl + "/service/supporter/retrieve?key=" + key;
using (var stream = await _httpClient.Get(url, CancellationToken.None).ConfigureAwait(false))
{
var response = _jsonSerializer.DeserializeFromStream<SuppporterInfoResponse>(stream);
var info = new SupporterInfo
{
Email = response.email,
PlanType = response.planType,
SupporterKey = response.supporterKey,
ExpirationDate = string.IsNullOrWhiteSpace(response.expDate) ? (DateTime?)null : DateTime.Parse(response.expDate),
RegistrationDate = DateTime.Parse(response.regDate),
IsActiveSupporter = IsMBSupporter
};
info.IsExpiredSupporter = info.ExpirationDate.HasValue && info.ExpirationDate < DateTime.UtcNow && !string.IsNullOrWhiteSpace(info.SupporterKey);
return info;
}
}
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private async Task<MBRegistrationRecord> GetRegistrationStatusInternal(string feature,
string mb2Equivalent = null,
string version = null)
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{
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var lastChecked = LicenseFile.LastChecked(feature);
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//check the reg file first to alleviate strain on the MB admin server - must actually check in every 30 days tho
var reg = new RegRecord
{
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// Cache the result for up to a week
registered = lastChecked > DateTime.UtcNow.AddDays(-7)
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};
var success = reg.registered;
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if (!(lastChecked > DateTime.UtcNow.AddDays(-1)))
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{
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var mac = _networkManager.GetMacAddress();
var data = new Dictionary<string, string>
{
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{ "feature", feature },
{ "key", SupporterKey },
{ "mac", mac },
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{ "systemid", _appHost.SystemId },
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{ "mb2equiv", mb2Equivalent },
{ "ver", version },
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{ "platform", _appHost.OperatingSystemDisplayName },
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{ "isservice", _appHost.IsRunningAsService.ToString().ToLower() }
};
try
{
using (var json = await _httpClient.Post(MBValidateUrl, data, CancellationToken.None).ConfigureAwait(false))
{
reg = _jsonSerializer.DeserializeFromStream<RegRecord>(json);
success = true;
}
if (reg.registered)
{
LicenseFile.AddRegCheck(feature);
}
else
{
LicenseFile.RemoveRegCheck(feature);
}
}
catch (Exception e)
{
_logger.ErrorException("Error checking registration status of {0}", e, feature);
}
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}
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var record = new MBRegistrationRecord
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{
IsRegistered = reg.registered,
ExpirationDate = reg.expDate,
RegChecked = true,
RegError = !success
};
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record.TrialVersion = IsInTrial(reg.expDate, record.RegChecked, record.IsRegistered);
record.IsValid = !record.RegChecked || (record.IsRegistered || record.TrialVersion);
return record;
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}
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private bool IsInTrial(DateTime expirationDate, bool regChecked, bool isRegistered)
{
//don't set this until we've successfully obtained exp date
if (!regChecked)
{
return false;
}
var isInTrial = expirationDate > DateTime.UtcNow;
return (isInTrial && !isRegistered);
}
/// <summary>
/// Resets the supporter info.
/// </summary>
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private void ResetSupporterInfo()
{
_isMbSupporter = null;
_isMbSupporterInitialized = false;
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}
}
}