自动化AWS Windows EC2实例EBS卷的挂载与格式化

# 定义磁盘编号、驱动器盘符和卷标签
$DiskNumber = "2" # 假设新EBS卷的磁盘编号为2
$DriveLetter = "D"
$Label = "EbsDrive"

# 检查磁盘是否已初始化，如果未初始化则进行初始化
# Get-Disk命令通常会返回已存在的磁盘，包括未初始化的。
# 在Windows Server Core或新附加的EBS卷上，它可能处于RAW状态。
$disk = Get-Disk -Number $DiskNumber -ErrorAction SilentlyContinue
if ($null -ne $disk -and $disk.PartitionStyle -eq 'RAW') {
    Write-Host "Initializing Disk $DiskNumber..."
    Initialize-Disk -Number $DiskNumber -PartitionStyle MBR -PassThru | New-Partition -UseMaximumSize -DriveLetter $DriveLetter | Format-Volume -FileSystem NTFS -NewFileSystemLabel "$Label" -Confirm:$false
} elseif ($null -ne $disk -and $disk.PartitionStyle -ne 'RAW' -and (Get-Partition -DiskNumber $DiskNumber -ErrorAction SilentlyContinue | Where-Object {$_.DriveLetter -eq $DriveLetter}).Count -eq 0) {
    # 如果磁盘已初始化但指定盘符的卷不存在，则创建新分区并格式化
    Write-Host "Creating new partition and formatting Disk $DiskNumber..."
    New-Partition -DiskNumber $DiskNumber -UseMaximumSize -DriveLetter $DriveLetter | Format-Volume -FileSystem NTFS -NewFileSystemLabel "$Label" -Confirm:$false
} else {
    Write-Host "Disk $DiskNumber already initialized and formatted with drive letter $DriveLetter, or not found."
}

Write-Host "EBS volume configuration script completed."

# 获取所有未初始化且总线类型为SCSI的磁盘（EBS通常显示为SCSI）
$UninitializedDisks = Get-Disk | Where-Object { $_.PartitionStyle -eq 'RAW' -and $_.BusType -eq 'SCSI' }

# 遍历每个未初始化的磁盘进行处理
$DriveLetterCounter = [int][char]'D' # 从D盘开始分配
foreach ($disk in $UninitializedDisks) {
    $DiskNumber = $disk.Number
    $DriveLetter = [char]$DriveLetterCounter
    $Label = "EbsVolume$($DiskNumber)" # 根据磁盘编号生成唯一标签

    Write-Host "Processing Disk $DiskNumber, assigning to drive letter $DriveLetter"

    try {
        # 初始化磁盘 (使用GPT分区样式，适用于2TB以上磁盘，MBR也可选)
        Initialize-Disk -Number $DiskNumber -PartitionStyle GPT -PassThru | `
        # 创建新分区，使用最大可用空间
        New-Partition -UseMaximumSize -DriveLetter $DriveLetter | `
        # 格式化卷为NTFS文件系统并设置标签
        Format-Volume -FileSystem NTFS -NewFileSystemLabel "$Label" -Confirm:$false

        Write-Host "Successfully configured Disk $DiskNumber as $DriveLetter: with label $Label."
        $DriveLetterCounter++ # 递增盘符
    }
    catch {
        Write-Error "Failed to configure Disk $DiskNumber: $($_.Exception.Message)"
    }
}

Write-Host "Dynamic EBS volume configuration script completed."

Resources:
  MyWindowsInstance:
    Type: AWS::EC2::Instance
    Metadata:
      AWS::CloudFormation::Init:
        configSets:
          default:
            - ConfigureEBS
        ConfigureEBS:
          commands:
            01_ConfigureEBS:
              command: |
                powershell.exe -ExecutionPolicy Bypass -File C:\cfn\scripts\ConfigureEBS.ps1
          files:
            C:\cfn\scripts\ConfigureEBS.ps1:
              content: |
                # 这里放置你选择的PowerShell脚本内容 (方法一或方法二)
                # 例如，动态识别脚本：
                $UninitializedDisks = Get-Disk | Where-Object { $_.PartitionStyle -eq 'RAW' -and $_.BusType -eq 'SCSI' }
                $DriveLetterCounter = [int][char]'D'
                foreach ($disk in $UninitializedDisks) {
                    $DiskNumber = $disk.Number
                    $DriveLetter = [char]$DriveLetterCounter
                    $Label = "EbsVolume$($DiskNumber)"
                    Write-Host "Processing Disk $DiskNumber, assigning to drive letter $DriveLetter"
                    try {
                        Initialize-Disk -Number $DiskNumber -PartitionStyle GPT -PassThru | `
                        New-Partition -UseMaximumSize -DriveLetter $DriveLetter | `
                        Format-Volume -FileSystem NTFS -NewFileSystemLabel "$Label" -Confirm:$false
                        Write-Host "Successfully configured Disk $DiskNumber as $DriveLetter: with label $Label."
                        $DriveLetterCounter++
                    }
                    catch {
                        Write-Error "Failed to configure Disk $DiskNumber: $($_.Exception.Message)"
                    }
                }
                Write-Host "Dynamic EBS volume configuration script completed."
              encoding: "plain" # 或 "base64"
    Properties:
      ImageId: ami-xxxxxxxxxxxxxxxxx # 你的Windows AMI ID
      InstanceType: t2.medium
      KeyName: YourKeyPair
      BlockDeviceMappings:
        - DeviceName: "/dev/sda1" # 系统盘
          Ebs:
            VolumeSize: 50
            VolumeType: gp2
        - DeviceName: "/dev/sdb" # 第一个附加的EBS卷
          Ebs:
            VolumeSize: 100
            VolumeType: gp2
        - DeviceName: "/dev/sdc" # 第二个附加的EBS卷 (如果需要)
          Ebs:
            VolumeSize: 200
            VolumeType: gp2
      UserData:
        Fn::Base64: !Sub |
          <powershell>
          cfn-init.exe -v -s ${AWS::StackId} -r MyWindowsInstance -c default --region ${AWS::Region}
          </powershell>