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Meik
294
F4SD-Cockpit-ServerCore/F4SD_License.cs
Normal file
294
F4SD-Cockpit-ServerCore/F4SD_License.cs
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Reflection;
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using System.Text;
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using System.Threading.Tasks;
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using System.Runtime.InteropServices;
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using System.Security.AccessControl;
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using System.IO;
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using FILETIME = System.Runtime.InteropServices.ComTypes.FILETIME;
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using Microsoft.Win32;
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using C4IT.Licensing;
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using C4IT.Logging;
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using C4IT.DataHistoryProvider;
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using static C4IT.Logging.cLogManager;
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namespace C4IT.FASD.Licensing
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{
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public class cF4SDLicense : cC4itLicenseBase
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{
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static public cF4SDLicense Instance = null;
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public bool IsIntrinsic { get; private set; } = false;
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static cF4SDLicense()
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{
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Instance = new cF4SDLicense
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{
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IsIntrinsic = true
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};
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//Instance.CreateIntrinsicModules();
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//Instance.SetValid();
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}
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public cF4SDLicense() : base(new Guid("776D99A6-D341-4B70-BA4B-2CC55B76A079"))
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{
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if (Instance == null)
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Instance = this;
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}
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public void SetValid()
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{
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this.StartDate = null;
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this.EndDate = null;
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this.licenseType = LicenseType.productive;
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this.LicenseMetrics = new cLicenseMetrics()
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{
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MetricType = cLicenseMetrics.eLicenseMetricType.ManagedUsers,
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Count = int.MaxValue
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};
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}
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protected override cC4itLicenseBaseEntry CreateLicenseEntry()
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{
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return new cF4SDLicenseEntry();
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}
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public class cF4SDLicenseEntry : cC4itLicenseBaseEntry
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{
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public override bool Validate()
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{
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return true;
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}
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}
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static public string GetProgramFolderLocation(Assembly ExecutingAssembly, string SubFolder, string Location)
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{
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try
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{
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var Ass = ExecutingAssembly;
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if (Ass == null)
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Ass = Assembly.GetEntryAssembly();
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if (Ass == null)
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return null;
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var P = Path.GetFullPath(Path.Combine(Path.GetDirectoryName(Path.GetFullPath(Ass.Location))));
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if (!string.IsNullOrEmpty(SubFolder))
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P = Path.Combine(P, SubFolder);
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var FullPath = Path.Combine(P, Location);
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if (File.Exists(FullPath))
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return FullPath;
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P = Ass.CodeBase;
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var uri = new Uri(P);
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string path = uri.LocalPath;
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path = Path.GetDirectoryName(path);
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string webserviceProgramFolder = Path.GetFullPath(path);
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if (!string.IsNullOrEmpty(SubFolder))
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webserviceProgramFolder = Path.Combine(webserviceProgramFolder, SubFolder);
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webserviceProgramFolder = Path.Combine(webserviceProgramFolder, Location);
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webserviceProgramFolder = Path.GetFullPath(webserviceProgramFolder);
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if (File.Exists(webserviceProgramFolder))
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{
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FullPath = webserviceProgramFolder;
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return webserviceProgramFolder;
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}
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}
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catch { }
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return null;
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}
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public static class RegistryHelper
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{
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public const int KEY_WOW64_32KEY = 0x200;
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[DllImport("advapi32.dll", EntryPoint = "RegQueryInfoKey", CallingConvention = CallingConvention.Winapi, SetLastError = true)]
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private static extern int RegQueryInfoKey(
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UIntPtr hkey,
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out StringBuilder lpClass,
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ref uint lpcbClass,
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IntPtr lpReserved,
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out uint lpcSubKeys,
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out uint lpcbMaxSubKeyLen,
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out uint lpcbMaxClassLen,
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out uint lpcValues,
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out uint lpcbMaxValueNameLen,
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out uint lpcbMaxValueLen,
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out uint lpcbSecurityDescriptor,
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ref FILETIME lpftLastWriteTime);
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[DllImport("advapi32.dll", SetLastError = true)]
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private static extern int RegCloseKey(UIntPtr hKey);
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[DllImport("advapi32.dll", CharSet = CharSet.Auto)]
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private static extern int RegOpenKeyEx(
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UIntPtr hKey,
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string subKey,
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int ulOptions,
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int samDesired,
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out UIntPtr hkResult);
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private static DateTime ToDateTime(FILETIME ft)
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{
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IntPtr buf = IntPtr.Zero;
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try
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{
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long[] longArray = new long[1];
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int cb = Marshal.SizeOf(ft);
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buf = Marshal.AllocHGlobal(cb);
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Marshal.StructureToPtr(ft, buf, false);
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Marshal.Copy(buf, longArray, 0, 1);
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return DateTime.FromFileTime(longArray[0]);
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}
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finally
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{
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if (buf != IntPtr.Zero) Marshal.FreeHGlobal(buf);
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}
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}
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public static DateTime? GetDateModified(RegistryHive registryHive, string path, bool use32Bit)
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{
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var lastModified = new FILETIME();
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var lpcbClass = new uint();
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var lpReserved = new IntPtr();
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UIntPtr key = UIntPtr.Zero;
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try
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{
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try
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{
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int samDesired = (int)RegistryRights.ReadKey;
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if (use32Bit)
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samDesired |= KEY_WOW64_32KEY;
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var hive = new UIntPtr(unchecked((uint)registryHive));
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if (RegOpenKeyEx(hive, path, 0, samDesired, out key) != 0)
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{
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return null;
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}
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if (RegQueryInfoKey(
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key,
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out StringBuilder sb,
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ref lpcbClass,
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lpReserved,
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out uint lpcbSubKeys,
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out uint lpcbMaxKeyLen,
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out uint lpcbMaxClassLen,
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out uint lpcValues,
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out uint maxValueName,
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out uint maxValueLen,
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out uint securityDescriptor,
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ref lastModified) != 0)
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{
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return null;
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}
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var result = ToDateTime(lastModified);
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return result;
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}
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finally
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{
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if (key != UIntPtr.Zero)
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RegCloseKey(key);
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}
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}
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catch (Exception ex)
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{
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LogException(ex);
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return null;
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}
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}
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}
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private void CreateIntrinsicModules()
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{
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if (!IsIntrinsic)
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return;
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if (this.Modules == null)
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this.Modules = new Dictionary<Guid, cC4itLicenseBaseModule>(2);
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var _mod = new cC4itLicenseBaseModule()
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{
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Name = cDataHistoryCollectorClientAgent.constConnectorName,
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Id = new Guid(cDataHistoryCollectorClientAgent.constLicenseId)
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};
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this.Modules.Add(_mod.Id,_mod);
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_mod = new cC4itLicenseBaseModule()
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{
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Name = cDataHistoryCollectorActiveDirectory.constConnectorName,
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Id = new Guid(cDataHistoryCollectorActiveDirectory.constLicenseId)
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};
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this.Modules.Add(_mod.Id, _mod);
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}
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static public void CheckLicense(object sender, System.Timers.ElapsedEventArgs e)
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{
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var strLicPath = cF4SDLicense.GetProgramFolderLocation(Assembly.GetCallingAssembly(), "..\\License", "F4SD_License.xml");
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if (!File.Exists(strLicPath))
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strLicPath = cF4SDLicense.GetProgramFolderLocation(Assembly.GetCallingAssembly(), "License", "F4SD_License.xml");
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if (File.Exists(strLicPath))
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{
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var Lic = new cF4SDLicense();
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if (Lic.LoadFromFile(strLicPath, false))
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cF4SDLicense.Instance = Lic;
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}
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if (cF4SDLicense.Instance.IsIntrinsic)
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cLogManager.DefaultLogger.LogEntry(LogLevels.Info, $"Intrinsic license set");
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}
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static public List<string> LogLicenseState()
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{
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var s = new List<string>();
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var _lic = Instance;
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if (_lic == null)
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return null;
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if (_lic.IsIntrinsic)
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s.Add("The F4SD license is intrinsic.");
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if (_lic.IsValid && _lic.licenseType == LicenseType.productive)
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s.Add("The F4SD License is valid.");
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else if (_lic.IsValid)
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s.Add($"The F4SD License is valid only for {_lic.licenseType.ToString().ToLowerInvariant()} purposes.");
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else
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s.Add("The F4SD License is invalid.");
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if (_lic.IsValid || _lic.IsExpired)
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{
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s.Add($" Customer:{_lic.Customer}");
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if (_lic.EndDate == null)
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s.Add($" valid until: everytime");
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else
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s.Add($" valid until: {(DateTime)_lic.EndDate}");
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if (_lic.LicenseMetrics != null)
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s.Add($" license count {_lic.LicenseMetrics.Count}");
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}
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s.Add("");
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s.Add("Licensed modules:");
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if (_lic.Modules == null || _lic.Modules.Count == 0)
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s.Add("- none -");
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else
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foreach (var _mod in _lic.Modules.Values)
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s.Add($" {_mod.Name}");
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return s;
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}
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}
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}
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