PowerCds

2.0.0.79

Functions/Administration/Restore-CdsInstance.ps1

<#
    .SYNOPSIS
    Restore instance at given time.
#>
function Restore-CdsInstance {
    [CmdletBinding()]
    param
    (
        [Parameter(Mandatory, ValueFromPipeline)]
        [String]
        $SourceInstanceDomainName,

        [Parameter(Mandatory = $false)]
        [ValidateNotNullOrEmpty()]
        [String]
        $TargetInstanceDomainName,

        [Parameter(Mandatory = $false)]
        [ValidateNotNullOrEmpty()]
        [String]
        $TargetInstancNewDisplayName,

        [Parameter(Mandatory = $false)]
        [ValidateNotNullOrEmpty()]
        [Guid]
        $TargetInstanceSecurityGroupId,

        [Parameter(Mandatory = $false)]
        [ValidateNotNullOrEmpty()]
        [DateTime]
        $RestoreTimeUtc,

        [Parameter(Mandatory = $false)]
        [ValidateNotNullOrEmpty()]
        [string]
        $BackupLabel
    )
    begin {   
        $StopWatch = [System.Diagnostics.Stopwatch]::StartNew(); 
        Trace-CdsFunction -Name $MyInvocation.MyCommand.Name -Stage Start -Parameters ($MyInvocation.MyCommand.Parameters); 
        Assert-CdsIsAdmin;
    }    
    process {

        $restoreTimeUtcValue = "";
        if ($PSBoundParameters.BackupName) {
            $backup = Get-CdsBackup -InstanceDomainName $SourceInstanceDomainName -BackupLabel $BackupLabel;
            if (-not $backup) {
                throw "No backup found for label '$BackupLabel'";
            }
            $restoreTimeUtcValue = $backup.backupPointDateTime;
        }
        else {
            if (-not $PSBoundParameters.RestoreTimeUtc) {
                throw "Must use Copy-CdsInstance instead of Restore-CdsInstance!";
            }
            $restoreTimeUtcValue = $RestoreTimeUtc.ToString("yyyy-MM-dd HH:mm:ss");
        }

        $sourceInstance = Get-CdsInstance -Name $SourceInstanceDomainName;
        $restoreRequest = [pscustomobject]@{
            SourceEnvironmentId  = $sourceInstance.EnvironmentName;
            RestorePointDateTime = $restoreTimeUtcValue
        }

        if ($PSBoundParameters.TargetInstanceDomainName) {
            $targetInstance = Get-CdsInstance -Name $TargetInstanceDomainName;
        }
        else {
            $targetInstance = $sourceInstance;
        }

        if ($PSBoundParameters.TargetInstancNewDisplayName) {
            $restoreRequest | Add-Member -MemberType NoteProperty -Name "TargetEnvironmentName" -Value $TargetInstancNewDisplayName;
        }
        else {
            $restoreRequest | Add-Member -MemberType NoteProperty -Name "TargetEnvironmentName" -Value $targetInstance.DisplayName;
        }

        if ($PSBoundParameters.TargetInstanceSecurityGroupId) {
            $restoreRequest | Add-Member -MemberType NoteProperty -Name "TargetSecurityGroupId" -Value $TargetInstanceSecurityGroupId;
        }

        $response = Restore-PowerAppEnvironment -EnvironmentName $targetInstance.EnvironmentName -RestoreToRequestDefinition $restoreRequest -WaitUntilFinished $false;
        $operationStatusUrl = $response.Headers["Operation-Location"];
        Watch-CdsOperation -OperationUrl $operationStatusUrl;
        
    }
    end {
        $StopWatch.Stop();
        Trace-CdsFunction -Name $MyInvocation.MyCommand.Name -Stage Stop -StopWatch $StopWatch;
    }    
}

Export-ModuleMember -Function Restore-CdsInstance -Alias *;