Gary Sharp
382 lines
14 KiB
C#
382 lines
14 KiB
C#
using Disco.Data.Repository;
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using Disco.Services.Authorization;
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using Disco.Services.Interop.ActiveDirectory;
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using Disco.Services.Users;
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using Disco.Web.Areas.API.Models.Shared;
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using Disco.Web.Models.InitialConfig;
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using System;
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using System.Configuration;
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using System.Data.SqlClient;
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using System.IO;
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using System.IO.Compression;
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using System.Linq;
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using System.Management;
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using System.Text.RegularExpressions;
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using System.Threading;
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using System.Web;
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using System.Web.Mvc;
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namespace Disco.Web.Controllers
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{
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[OutputCache(Duration = 0, Location = System.Web.UI.OutputCacheLocation.None)]
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public partial class InitialConfigController : Controller
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{
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#region Determine Server Is Core SKU
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// Added 2012-11-01 G#
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// http://www.discoict.com.au/forum/support/2012/10/install-on-server-core.aspx
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internal static Lazy<bool> ServerIsCoreSKU = new Lazy<bool>(() =>
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{
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try
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{
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uint osSKU = 0;
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using (var mSearcher = new ManagementObjectSearcher("SELECT OperatingSystemSKU FROM Win32_OperatingSystem"))
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{
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using (var mResults = mSearcher.Get())
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{
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foreach (ManagementObject mResult in mResults)
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{
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osSKU = (uint)mResult.Properties["OperatingSystemSKU"].Value;
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break;
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}
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}
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}
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switch (osSKU)
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{
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case 12: // Datacenter Server Core Edition
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case 13: // Standard Server Core Edition
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case 14: // Enterprise Server Core Edition
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return true;
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default:
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return false;
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}
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}
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catch (Exception)
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{
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// Ignore Exceptions
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}
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// Default to "Not Core"
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return false;
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});
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// End Added 2012-11-01 G#
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#endregion
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protected override void OnActionExecuting(ActionExecutingContext filterContext)
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{
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if (!Request.IsLocal && !ServerIsCoreSKU.Value && !("true".Equals(ConfigurationManager.AppSettings["DiscoAllowRemoteMaintenance"], StringComparison.OrdinalIgnoreCase)))
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{
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filterContext.Result = new ContentResult() {
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Content = "Initial Configuration of Disco ICT is only allowed via a localhost connection",
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ContentType = "text/plain"
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};
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}
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base.OnActionExecuting(filterContext);
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}
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public virtual ActionResult Index()
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{
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return RedirectToAction(MVC.InitialConfig.Welcome());
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}
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#region Welcome
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public virtual ActionResult Welcome()
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{
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var m = new WelcomeModel();
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m.AutodetectOrganisation();
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return View(m);
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}
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[HttpPost]
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public virtual ActionResult Welcome(WelcomeModel model)
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{
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if (ModelState.IsValid)
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{
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DiscoApplication.OrganisationName = model.OrganisationName;
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return RedirectToAction(MVC.InitialConfig.Database());
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}
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return View(model);
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}
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#endregion
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#region Database
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public virtual ActionResult Database()
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{
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var cs = Disco.Data.Repository.DiscoDatabaseConnectionFactory.DiscoDataContextConnectionString;
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DatabaseModel m;
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if (cs == null)
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m = new DatabaseModel(); // Just use Defaults
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else
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m = DatabaseModel.FromConnectionString(cs); // Import from existing Connection String
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return View(m);
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}
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[HttpPost]
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public virtual ActionResult Database(DatabaseModel model)
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{
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if (ModelState.IsValid)
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{
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// Continue with Configuration
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var connectionString = model.ToConnectionString();
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// Try Creating/Migrating
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connectionString.ConnectTimeout = 5;
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Disco.Data.Repository.DiscoDatabaseConnectionFactory.SetDiscoDataContextConnectionString(connectionString.ToString(), false);
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try
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{
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Disco.Data.Migrations.DiscoDataMigrator.MigrateLatest(true);
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}
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catch (Exception ex)
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{
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// Find inner exception
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SqlException sqlException = null;
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Exception innermostException = ex;
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do
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{
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if (sqlException == null)
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sqlException = innermostException as SqlException;
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if (innermostException.InnerException != null)
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innermostException = innermostException.InnerException;
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else
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break;
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} while (true);
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if (sqlException != null)
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{
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ModelState.AddModelError(string.Empty, string.Format("Unable to create or migrate the database to the latest version: [{0}] {1}", sqlException.GetType().Name, sqlException.Message));
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}
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else
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{
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ModelState.AddModelError(string.Empty, string.Format("Unable to create or migrate the database to the latest version: [{0}] {1}", innermostException.GetType().Name, innermostException.Message));
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}
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}
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if (ModelState.IsValid)
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{
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// Save Connection String
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//Disco.Data.Repository.DiscoDatabaseConnectionFactory.SetDiscoDataContextConnectionString(model.ToConnectionString().ToString(), true);
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// Write Organisation Name into DB
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using (DiscoDataContext database = new DiscoDataContext())
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{
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database.DiscoConfiguration.OrganisationName = DiscoApplication.OrganisationName;
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database.SaveChanges();
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}
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return RedirectToAction(MVC.InitialConfig.FileStore());
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}
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}
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return View(model);
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}
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#endregion
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#region FileStore
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public virtual ActionResult FileStore()
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{
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// Try and retrieve FileStore path from DB
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string FileStoreLocation = null;
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try
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{
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using (DiscoDataContext database = new DiscoDataContext())
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FileStoreLocation = database.ConfigurationItems.Where(ci => ci.Scope == "System" && ci.Key == "DataStoreLocation").Select(ci => ci.Value).FirstOrDefault();
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}
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catch (Exception) { } // Ignore All Errors
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FileStoreModel m = new FileStoreModel();
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// Test for valid Format
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if (!string.IsNullOrEmpty(FileStoreLocation))
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if (!Regex.IsMatch(FileStoreLocation, @"^[A-z]:(\\[^\\/:*?""<>|0x0-0x1F]+)+(\\)?$", RegexOptions.Singleline))
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FileStoreLocation = null;
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m.FileStoreLocation = FileStoreLocation;
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if (m.FileStoreLocation != null && m.FileStoreLocation.EndsWith(@"\"))
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m.FileStoreLocation = m.FileStoreLocation.TrimEnd('\\');
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m.ExpandDirectoryModel();
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return View(m);
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}
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[HttpPost]
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public virtual ActionResult FileStore(FileStoreModel m)
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{
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if (ModelState.IsValid)
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{
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using (DiscoDataContext database = new DiscoDataContext())
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{
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database.DiscoConfiguration.DataStoreLocation = m.FileStoreLocation;
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database.SaveChanges();
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// Extract DataStore Template into FileStore
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var templatePath = Server.MapPath("~/ClientBin/DataStoreTemplate.zip");
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if (System.IO.File.Exists(templatePath))
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{
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try
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{
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using (ZipArchive templateArchive = ZipFile.Open(templatePath, ZipArchiveMode.Read))
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{
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foreach (var entry in templateArchive.Entries)
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{
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var entryDestinationPath = Path.Combine(m.FileStoreLocation, entry.FullName);
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if (System.IO.File.Exists(entryDestinationPath))
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System.IO.File.Delete(entryDestinationPath);
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}
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templateArchive.ExtractToDirectory(m.FileStoreLocation);
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}
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}
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catch (Exception ex)
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{
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ModelState.AddModelError(string.Empty, string.Format("Unable to extract File Store template: [{0}] {1}", ex.GetType().Name, ex.Message));
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}
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}
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// Initialize Core Environment
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AppConfig.InitalizeCoreEnvironment(database);
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}
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return RedirectToAction(MVC.InitialConfig.Administrators());
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}
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m.ExpandDirectoryModel();
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return View(m);
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}
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public virtual ActionResult FileStoreBranch(string Path)
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{
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return Json(FileStoreModel.FileStoreDirectoryModel.FromPath(Path, true), JsonRequestBehavior.AllowGet);
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}
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#endregion
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#region Administrators
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public virtual ActionResult Administrators()
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{
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var administratorSubjects = UserService.AdministratorSubjectIds
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.Select(subjectId => ActiveDirectory.RetrieveADObject(subjectId, Quick: true))
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.Where(item => item != null)
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.Select(item => SubjectDescriptorModel.FromActiveDirectoryObject(item))
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.OrderBy(item => item.Name).ToList();
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var m = new AdministratorsModel()
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{
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AdministratorSubjects = administratorSubjects
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};
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return View(m);
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}
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public virtual ActionResult AdministratorsSearch(string term)
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{
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var groupResults = ActiveDirectory.SearchADGroups(term).Cast<IADObject>();
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var userResults = ActiveDirectory.SearchADUserAccounts(term, Quick: true).Cast<IADObject>();
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var results = groupResults.Concat(userResults).OrderBy(r => r.SamAccountName)
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.Select(r => SubjectDescriptorModel.FromActiveDirectoryObject(r)).ToList();
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return Json(results, JsonRequestBehavior.AllowGet);
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}
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public virtual ActionResult AdministratorsSubject(string Id)
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{
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if (string.IsNullOrWhiteSpace(Id))
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return Json(null, JsonRequestBehavior.AllowGet);
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Id = ActiveDirectory.ParseDomainAccountId(Id);
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var subject = ActiveDirectory.RetrieveADObject(Id, Quick: true);
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if (subject == null || !(subject is ADUserAccount || subject is ADGroup))
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return Json(null, JsonRequestBehavior.AllowGet);
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else
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return Json(SubjectDescriptorModel.FromActiveDirectoryObject(subject), JsonRequestBehavior.AllowGet);
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}
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[HttpPost]
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public virtual ActionResult Administrators(string[] Subjects)
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{
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string[] proposedSubjects;
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string[] removedSubjects = null;
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string[] addedSubjects = null;
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// Validate Subjects
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if (Subjects != null || Subjects.Length > 0)
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{
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var subjects = Subjects
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.Where(s => !string.IsNullOrWhiteSpace(s))
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.Select(s => s.Trim())
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.Select(s => Tuple.Create(s, ActiveDirectory.RetrieveADObject(s, Quick: true)))
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.ToList();
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var invalidSubjects = subjects.Where(s => s.Item2 == null).ToList();
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if (invalidSubjects.Count > 0)
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throw new ArgumentException(string.Format("Subjects not found: {0}", string.Join(", ", invalidSubjects)), "Subjects");
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proposedSubjects = subjects.Select(s => s.Item2.Id).OrderBy(s => s).ToArray();
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var currentSubjects = UserService.AdministratorSubjectIds;
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removedSubjects = currentSubjects.Except(proposedSubjects).ToArray();
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addedSubjects = proposedSubjects.Except(currentSubjects).ToArray();
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using (DiscoDataContext database = new DiscoDataContext())
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{
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UserService.UpdateAdministratorSubjectIds(database, proposedSubjects);
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}
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if (removedSubjects != null && removedSubjects.Length > 0)
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AuthorizationLog.LogAdministratorSubjectsRemoved("<Initial Configuration>", removedSubjects);
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if (addedSubjects != null && addedSubjects.Length > 0)
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AuthorizationLog.LogAdministratorSubjectsAdded("<Initial Configuration>", addedSubjects);
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}
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return RedirectToAction(MVC.InitialConfig.Complete());
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}
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#endregion
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#region Complete
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public virtual ActionResult Complete()
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{
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var m = new CompleteModel();
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m.PerformTests();
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return View(m);
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}
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#endregion
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#region Restart WebApp
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public virtual ActionResult RestartWebApp()
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{
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RestartWebApp(1500);
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return View();
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}
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private static object _restartTimerLock = new object();
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private static Timer _restartTimer;
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private void RestartWebApp(int DelayMilliseconds)
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{
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lock (_restartTimerLock)
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{
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if (_restartTimer != null)
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{
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_restartTimer.Dispose();
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}
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_restartTimer = new Timer((state) =>
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{
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HttpRuntime.UnloadAppDomain();
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//AppDomain.Unload(AppDomain.CurrentDomain);
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}, null, DelayMilliseconds, Timeout.Infinite);
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}
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}
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#endregion
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}
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}
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