#建议保存编码为：bom头 + utf8
param
(
	[parameter(Mandatory = $true)]
	[ValidateNotNullOrEmpty()]
	[Alias("ipaddress")][String]$目的ip地址,

	[Alias("port")]$端口 = 22 ,

	[Alias("password")][string]$ssh密码 = '', #用密码mount  sshfs
	[Alias("private_ssh_key_file")][string]$主控机ssh私钥路径 = '', 	#用ssh私钥mount

	[ValidateNotNullOrEmpty()]
	[Alias("LiteralPath")][string]$源文件全路径,

	[ValidateNotNullOrEmpty()]
	[Alias("Destination")][string]$目标绝对路径_必须是文件夹

)

if ( ($IsWindows -eq $True) -or ($PSVersionTable.psversion.major -lt 6) ) #win
{
	& 'c:\ProgramData\kasini3000\0k_source.ps1'
}

if ($IsLinux -eq $True)
{
	& '/etc/kasini3000/0k_source.ps1'
}

if (Test-Path -LiteralPath $源文件全路径)
{
}
else
{
	if ($env:LANG -eq 'zh_CN.UTF-8')
	{
		Write-Error "错误，找不到源文件 $源文件全路径 ，退出码1"
	}
	else
	{
		Write-Error "Error, cannot find source file $源文件全路径 , exit 1."
	}
	exit 1
}

if (& 'tcp--ping-v5.ps1' ${目的ip地址} -Port ${端口} -Quiet)
{
}
else
{
	if ($env:LANG -eq 'zh_CN.UTF-8')
	{
		Write-Error "错误，目标ip【${目的ip地址}】的【${端口}】端口不通，退出码2。"
	}
	else
	{
		Write-Error "Error, target ip ${port} or port ${端口} is blocked, exit 2."
	}
	exit 2
}

if ( ($IsWindows -eq $True) -or ($PSVersionTable.psversion.major -lt 6) ) #win
{
	if ($env:LANG -eq 'zh_CN.UTF-8')
	{
		Write-Error "这个脚本不支持windows，退出码3。"
	}
	else
	{
		Write-Error "This script does not support windows,exit 3."
	}	exit 3
}

$username = /usr/bin/whoami
if ($username -ne 'root')
{
	if ($env:LANG -eq 'zh_CN.UTF-8')
	{
		Write-Error '错误：非管理员，退出码4。'
	}
	else
	{
		Write-Error "not root,exit 4."
	}
	exit 4
}

[string]$sshfsy = which sshfs
if ( ($null -eq $sshfsy) -or ($sshfsy -eq '') )
{
	Write-Warning 'rpm -ivh https://mirrors.aliyun.com/almalinux/8.7/PowerTools/x86_64/os/Packages/fuse-sshfs-2.8-5.el8.x86_64.rpm'
	if ($env:LANG -eq 'zh_CN.UTF-8')
	{
		Write-Error "这个脚本需要 'sshfs' 命令，但找不到它。退出码 6"
	}
	else
	{
		Write-Error "This script requires the 'sshfs' command, but it cannot be found. Exit 6"
	}
	exit 6
}

if ($IsLinux -eq $True)
{
	$etcmnt = '/etc/kasini3000/mnt'
	if ($主控机ssh私钥路径 -ne '')
	{
		#用秘钥mount  sshfs
		if (Test-Path -LiteralPath '/bin/ash') # 改善alpine-linux主控机兼容性
		{
			sshfs -o allow_other,IdentityFile=${主控机ssh私钥路径} root@${目的ip地址}:/  $etcmnt
		}
		else
		{
			sshfs -o allow_other,nonempty,IdentityFile=${主控机ssh私钥路径} root@${目的ip地址}:/  $etcmnt
		}
	}
	else
	{
		#用密码mount  sshfs
		if (Test-Path -LiteralPath '/bin/ash') # 改善alpine-linux主控机兼容性
		{
			$ssh密码 | sshfs -o allow_other -o password_stdin root@${目的ip地址}:/  $etcmnt
		}
		else
		{
			$ssh密码 | sshfs -o allow_other,nonempty -o password_stdin root@${目的ip地址}:/  $etcmnt
		}
	}
	Start-Sleep -Seconds 1

	[string]$temp01 = df -hT | Select-String "${目的ip地址}"
	#	if ( $temp01.ToLower().Contains($目的ip地址.ToLower()) )
	if ( ($null -eq $temp01) -or ($temp01 -eq '') )
	{
		/usr/bin/scp  /root/kasini3000/ssh_key_files_old1/authorized_keys  root@${目的ip地址}:/root/.ssh/
		if ($env:LANG -eq 'zh_CN.UTF-8')
		{
			Write-Error "错误：sshfs映射失败！退出码5。"
		}
		else
		{
			Write-Error "Error: sshfs mapping failed! Exit 5."
		}
		exit 5
	}
	else
	{
		$sshfs映射后的目标绝对路径 = $etcmnt + $目标绝对路径_必须是文件夹
		Write-Verbose $sshfs映射后的目标绝对路径
		if (Test-Path -LiteralPath $sshfs映射后的目标绝对路径)
		{

		}
		else
		{
			Write-Warning "错误，目标ip上的路径不存在，现在将建立它 $目标绝对路径_必须是文件夹"
			mkdir $sshfs映射后的目标绝对路径
		}
		Copy-Item -LiteralPath $源文件全路径 -Destination $sshfs映射后的目标绝对路径
		if (Test-Path -LiteralPath '/etc/kasini3000/mnt/root/.ssh/authorized_keys')
		{
			chmod 600 '/etc/kasini3000/mnt/root/.ssh/authorized_keys'
		}
		Start-Sleep -Seconds 1
		umount /etc/kasini3000/mnt
		Write-Verbose '信息：复制文件成功！'
	}
}

exit 0