Ensure Install Wizard will only be displayed if the Master database connection string in appsettings.json is not specified. This addresses a potential security issue where the Install Wizard could be displayed in an existing installation if the Master database connection failed during startup.

Oqtane.Client/App.razor

@@ -1,31 +1,39 @@
-@inject IInstallationService InstallationService
+@inject IInstallationService InstallationService
 
 @if (_initialized)
 {
-    @if (!_installed)
+    @if (!_installation.Success)
     {
         <Installer />
     }
     else
     {
-        <CascadingAuthenticationState>
-            <CascadingValue Value="@PageState">
-                <SiteRouter OnStateChange="@ChangeState" />
-            </CascadingValue>
-        </CascadingAuthenticationState>
+        @if (string.IsNullOrEmpty(_installation.Message))
+        {
+            <CascadingAuthenticationState>
+                <CascadingValue Value="@PageState">
+                    <SiteRouter OnStateChange="@ChangeState" />
+                </CascadingValue>
+            </CascadingAuthenticationState>
+        }
+        else
+        {
+            <div class="app-alert">
+                @_installation.Message
+            </div> 
+        }
     }
 }
 
 @code {
+    private Installation _installation;
     private bool _initialized;
-    private bool _installed;
 
     private PageState PageState { get; set; }
 
     protected override async Task OnParametersSetAsync()
     {
-        var installation = await InstallationService.IsInstalled();
-        _installed = installation.Success;
+        _installation = await InstallationService.IsInstalled();
         _initialized = true;
     }
 

Oqtane.Client/Modules/Admin/Sites/Index.razor

@@ -22,7 +22,7 @@ else
         <Row>
             <td><ActionLink Action="Edit" Parameters="@($"id=" + context.AliasId.ToString())" ResourceKey="EditSite" /></td>
             <td><ActionDialog Header="Delete Site" Message="@Localizer["Are You Sure You Wish To Delete The {0} Site?", context.Name]" Action="Delete" Security="SecurityAccessLevel.Admin" Class="btn btn-danger" OnClick="@(async () => await DeleteSite(context))" ResourceKey="DeleteSite" /></td>
-            <td><a href="@(_scheme + context.Name)">@context.Name</a></td>
+            <td><a href="@(_scheme + context.Name +"?reload")">@context.Name</a></td>
         </Row>
     </Pager>
 }

Oqtane.Server/Controllers/InstallationController.cs

@@ -55,8 +55,7 @@ public Installation Post([FromBody] InstallConfig config)
         [HttpGet("installed")]
         public Installation IsInstalled()
         {
-            bool isInstalled = _databaseManager.IsInstalled();
-            return new Installation {Success = isInstalled, Message = string.Empty};
+            return _databaseManager.IsInstalled();
         }
 
         [HttpGet("upgrade")]

Oqtane.Server/Infrastructure/DatabaseManager.cs

@@ -33,27 +33,30 @@ public DatabaseManager(IConfigurationRoot config, IServiceScopeFactory serviceSc
             _cache = cache;
         }
 
-        public bool IsInstalled()
+        public Installation IsInstalled()
         {
-            var defaultConnectionString = NormalizeConnectionString(_config.GetConnectionString(SettingKeys.ConnectionStringKey));
-            var result = !string.IsNullOrEmpty(defaultConnectionString);
-            if (result)
+            var result = new Installation { Success = false, Message = string.Empty };
+            if (!string.IsNullOrEmpty(_config.GetConnectionString(SettingKeys.ConnectionStringKey)))
             {
+                result.Success = true;
                 using (var scope = _serviceScopeFactory.CreateScope())
                 {
                     var db = scope.ServiceProvider.GetRequiredService<MasterDBContext>();
-                    result = db.Database.CanConnect();
-                    if (result)
+                    if (db.Database.CanConnect())
                     {
                         try
                         {
-                            result = db.Tenant.Any();
+                            var provisioned = db.Tenant.Any();
                         }
                         catch
                         {
-                            result = false;
+                            result.Message = "Master Database Not Installed Correctly";
                         }
                     }
+                    else
+                    {
+                        result.Message = "Cannot Connect To Master Database";
+                    }
                 }
             }
             return result;
@@ -74,7 +77,8 @@ public Installation Install(InstallConfig install)
                 // startup or silent installation
                 install = new InstallConfig { ConnectionString = _config.GetConnectionString(SettingKeys.ConnectionStringKey), TenantName = TenantNames.Master, IsNewTenant = false };
 
-                if (!IsInstalled())
+                var installation = IsInstalled();
+                if (!installation.Success)
                 {
                     install.Aliases = GetInstallationConfig(SettingKeys.DefaultAliasKey, string.Empty);
                     install.HostPassword = GetInstallationConfig(SettingKeys.HostPasswordKey, string.Empty);
@@ -97,6 +101,14 @@ public Installation Install(InstallConfig install)
                         install.ConnectionString = "";
                     }
                 }
+                else
+                {
+                    if (!string.IsNullOrEmpty(installation.Message))
+                    {
+                        // problem with prior installation
+                        install.ConnectionString = "";
+                    }
+                }
             }
             else
             {

Oqtane.Server/Infrastructure/Interfaces/IDatabaseManager.cs

@@ -1,11 +1,11 @@
-using Oqtane.Models;
+using Oqtane.Models;
 using Oqtane.Shared;
 
 namespace Oqtane.Infrastructure
 {
     public interface IDatabaseManager
     {
-        bool IsInstalled();
+        Installation IsInstalled();
         Installation Install();
         Installation Install(InstallConfig install);
     }

Oqtane.Server/Infrastructure/UpgradeManager.cs

@@ -25,14 +25,12 @@ public UpgradeManager(IAliasRepository aliases, IServiceScopeFactory serviceScop
 
         public void Upgrade(Tenant tenant, string version)
         {
-            // core framework upgrade logic - note that you can check if current tenant is Master if you only want to execute logic once
-            var pageTemplates = new List<PageTemplate>();
-
+            // core framework upgrade logic - note that you can check if current tenant is Master if you only want to execute the logic once
             switch (version)
             {
                 case "0.9.0":
-                    // add a page to all existing sites on upgrade
-
+                    // this code is commented out on purpose - it provides an example of how to programmatically add a page to all existing sites on upgrade
+                    var pageTemplates = new List<PageTemplate>();
                     //pageTemplates.Add(new PageTemplate
                     //{
                     //    Name = "Test",
@@ -68,7 +66,12 @@ public void Upgrade(Tenant tenant, string version)
                 case "2.0.2":
                     if (tenant.Name == TenantNames.Master)
                     {
-                        Directory.Delete(Utilities.PathCombine(_environment.WebRootPath, "Modules", "Templates", "Internal", Path.DirectorySeparatorChar.ToString()), true);
+                        // remove Internal module template files as they are no longer supported
+                        var internalTemplatePath = Utilities.PathCombine(_environment.WebRootPath, "Modules", "Templates", "Internal", Path.DirectorySeparatorChar.ToString());
+                        if (Directory.Exists(internalTemplatePath))
+                        {
+                            Directory.Delete(internalTemplatePath, true);
+                        }
                     }
                     break;
             }

Oqtane.Server/Pages/_Host.cshtml

@@ -37,7 +37,9 @@
 
     @if (Model.Message != "")
     {
-        @Model.Message
+        <div class="app-alert">
+            @Model.Message
+        </div>
     }
 
     <script src="js/interop.js"></script>

Oqtane.Server/wwwroot/css/app.css

@@ -1,4 +1,4 @@
-@import url('open-iconic/font/css/open-iconic-bootstrap.min.css');
+@import url('open-iconic/font/css/open-iconic-bootstrap.min.css');
 
 html, body {
     font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
@@ -125,6 +125,13 @@ app {
     vertical-align: inherit;
 }
 
+.app-alert {
+    padding: 20px;
+    background-color: #f44336; /* red */
+    color: white;
+    margin-bottom: 15px;
+}
+
 /* Tooltips */
 .app-tooltip {
     cursor: help;