问在SqlServerDsc模块中将PSCredential类作为参数传递

EN

Configuration SQLInstall

{param (
    [Parameter(Mandatory=$true)]
    [ValidateNotNullOrEmpty()]
    [String]
    $PackagePath,

    [Parameter(Mandatory = $true)]
    [System.Management.Automation.PSCredential]
    $ServiceAccountCredential

)
Import-DscResource –ModuleName PSDesiredStateConfiguration
Import-DSCResource -ModuleName ComputerManagementDsc
Import-DSCResource -ModuleName SqlServerDsc

Node $AllNodes.where{ $_.Role.Contains("SQLENGINE") }.NodeName
{

    Log ParamLog
    {
        Message = "Running SQLInstall. PackagePath = $PackagePath"
    }

# Password info here
$password = $using:Node.Service4SQLPassword | ConvertTo-SecureString -asPlainText -Force 
$username = $using:Node.Service4SQLAccount 
$Credential = New-Object System.Management.Automation.PSCredential($username,$password)

    SqlServiceAccount SetServiceAccount_DatabaseEngine
    {
        ServerName     = $Node.NodeName
        InstanceName   = 'MSSQLSERVER'
        ServiceType    = 'DatabaseEngine'
        ServiceAccount = $ServiceAccountCredential
        RestartService = $true
        Force          = $true
        DependsOn      = "[Script]InstallSQLServer"
    }

    SqlServiceAccount SetServiceAccount_SQLServerAgent
    {
        ServerName     = $Node.NodeName
        InstanceName   = 'MSSQLSERVER'
        ServiceType    = 'SQLServerAgent'
        ServiceAccount = $ServiceAccountCredential
        RestartService = $true
        Force          = $true
        DependsOn      = "[Script]InstallSQLServer"
    }

    SqlServiceAccount SetServiceAccount_IntegrationServices
    {
        ServerName     = $Node.NodeName
        InstanceName   = 'MSSQLSERVER'
        ServiceType    = 'IntegrationServices'
        ServiceAccount = $ServiceAccountCredential
        RestartService = $true
        Force          = $true
        DependsOn      = "[Script]InstallSQLServer"
    }               
}}

SQLInstall -ConfigurationData C:\PowerShell_UserScripts\MyServerData.psd1 `