Added reduced SQL Conn Checker script

README.md

@@ -31,13 +31,21 @@ $parameters = @{
 }
 
 $ProgressPreference = "SilentlyContinue";
+
 if ([string]::IsNullOrEmpty($parameters.RepositoryBranch)) {
     $branch = 'master'
 } else {
     $branch = $parameters.RepositoryBranch
 }
+
+if ("AzureKudu" -eq $env:DOTNET_CLI_TELEMETRY_PROFILE) {
+    $scriptFile = '/ReducedSQLConnectivityChecker.ps1'
+} else {
+    $sriptFile = '/AzureSQLConnectivityCheccker.ps1'
+}
+
 $scriptUrlBase = 'raw.githubusercontent.com/Azure/SQL-Connectivity-Checker/' + $branch
-Invoke-Command -ScriptBlock ([Scriptblock]::Create((Invoke-WebRequest ($scriptUrlBase+'/AzureSQLConnectivityChecker.ps1') -UseBasicParsing).Content)) -ArgumentList $parameters
+Invoke-Command -ScriptBlock ([Scriptblock]::Create((Invoke-WebRequest ($scriptUrlBase + $scriptFile) -UseBasicParsing).Content)) -ArgumentList $parameters
 #end
 ```
 4. Set the parameters on the script, you need to set server name. Database name, user and password are optional but desirable.

ReducedSQLConnectivityChecker.ps1

@@ -0,0 +1,128 @@
+# Parameter region when Invoke-Command -ScriptBlock is used
+$parameters = $args[0]
+if ($null -ne $parameters) {
+    $Server = $parameters['Server']
+    $Database = $parameters['Database']
+    $User = $parameters['User']
+    $Password = $parameters['Password']
+    $EncryptionProtocol = $parameters['EncryptionProtocol']
+    if ($null -ne $parameters['RepositoryBranch']) {
+        $RepositoryBranch = $parameters['RepositoryBranch']
+    }
+}
+
+$Server = $Server.Trim()
+$Server = $Server.Replace('tcp:', '')
+$Server = $Server.Replace(',1433', '')
+$Server = $Server.Replace(',3342', '')
+$Server = $Server.Replace(';', '')
+
+if ($null -eq $User -or '' -eq $User) {
+    $User = 'AzSQLConnCheckerUser'
+}
+
+if ($null -eq $Password -or '' -eq $Password) {
+    $Password = 'AzSQLConnCheckerPassword'
+}
+
+if ($null -eq $Database -or '' -eq $Database) {
+    $Database = 'master'
+}
+
+if ($null -eq $Local) {
+    $Local = $false
+}
+
+if ($null -eq $RepositoryBranch) {
+    $RepositoryBranch = 'master'
+}
+
+function IsManagedInstancePublicEndpoint([String] $Server) {
+    return [bool]((IsManagedInstance $Server) -and ($Server -match '.public.'))
+}
+
+if ([string]::IsNullOrEmpty($env:TEMP)) {
+    $env:TEMP = '/tmp';
+}
+
+try {
+    Write-Output '******************************************'
+    Write-Output '      Azure SQL Connectivity Checker      '
+    Write-Output '******************************************'
+    Write-Output 'WARNING: Reduced version of Azure SQL Connectivity Checker is running due to environment nature/limitations.'
+    Write-Output 'WARNING: This version does not create any output files, please copy the output directly from the console.'
+    
+    if (!$Server -or $Server.Length -eq 0) {
+        Write-Output 'The $Server parameter is empty'
+        Write-Output 'Please see more details about how to use this tool at https://github.com/Azure/SQL-Connectivity-Checker'
+        Write-Output
+        throw
+    }
+    
+    if (!$Server.EndsWith('.database.windows.net') `
+            -and !$Server.EndsWith('.database.cloudapi.de') `
+            -and !$Server.EndsWith('.database.chinacloudapi.cn') `
+            -and !$Server.EndsWith('.sql.azuresynapse.net')) {
+        $Server = $Server + '.database.windows.net'
+    }
+    
+    [Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12 -bor [Net.SecurityProtocolType]::Tls11 -bor [Net.SecurityProtocolType]::Tls
+    $path = $env:TEMP + "/TDSClient.dll"
+    
+    if (Test-Path $path) {
+        Remove-Item $path
+    }
+    
+    Invoke-WebRequest -Uri $('https://github.com/Azure/SQL-Connectivity-Checker/raw/' + $RepositoryBranch + '/netstandard2.0/TDSClient.dll') -OutFile $path -UseBasicParsing
+    
+    $path = $env:TEMP + "/TDSClient.dll"
+    $assembly = [System.IO.File]::ReadAllBytes($path)
+    [System.Reflection.Assembly]::Load($assembly) | Out-Null
+    
+    [TDSClient.TDS.Utilities.LoggingUtilities]::SetVerboseLog([Console]::Out)
+    try {
+        switch ($EncryptionProtocol) {
+            'Tls 1.0' {
+                $encryption = [System.Security.Authentication.SslProtocols]::Tls
+                break
+            }
+            'Tls 1.1' {
+                $encryption = [System.Security.Authentication.SslProtocols]::Tls11
+                break
+            }
+            'Tls 1.2' {
+                $encryption = [System.Security.Authentication.SslProtocols]::Tls12
+                break
+            }
+            # Not supported
+            #'Tls 1.3' {
+            #    $encryption = [System.Security.Authentication.SslProtocols]::Tls13
+            #    break
+            #}
+            default {
+                # Allow the operating system to choose the best protocol to use
+                $encryption = [System.Security.Authentication.SslProtocols]::Tls12 -bor [System.Security.Authentication.SslProtocols]::Tls11 -bor [System.Security.Authentication.SslProtocols]::Default
+            }
+        }
+    
+        if (IsManagedInstancePublicEndpoint $Server) {
+            $Port = 3342
+        } else {
+            $Port = 1433
+        }
+    
+        $tdsClient = [TDSClient.TDS.Client.TDSSQLTestClient]::new($Server, $Port, $User, $Password, $Database, $encryption)
+        $tdsClient.Connect()
+        $tdsClient.Disconnect()
+    }
+    catch {
+        [TDSClient.TDS.Utilities.LoggingUtilities]::WriteLog('Failure: ' + $_.Exception.InnerException.Message)
+    }
+    finally {
+        [TDSClient.TDS.Utilities.LoggingUtilities]::ClearVerboseLog()
+    }
+} catch {
+
+} finally {
+    Remove-Item $path
+}