# 不支持 centos 9 stream
[scriptblock]$private:判断linux发行版 =
{
	#---------------主---------------
	if (Select-String -Pattern 'AlmaLinux release 9' -Path '/etc/*-release' -SimpleMatch -Quiet)
	{
		return 'AlmaLinux 9'
	}

	if (Select-String -Pattern 'Rocky Linux release 9' -Path '/etc/*-release' -SimpleMatch -Quiet)
	{
		return 'Rocky Linux 9'
	}

	if (Select-String -Pattern 'Oracle Linux Server 9' -Path '/etc/*-release' -SimpleMatch -Quiet)
	{
		return 'Oracle Linux 9'
	}

	if (Select-String -Pattern 'Red Hat Enterprise Linux 9' -Path '/etc/*-release' -SimpleMatch -Quiet)
	{
		return 'RHEL9'
	}

	if (Select-String -Pattern 'centos-8' -Path '/etc/*-release' -SimpleMatch -Quiet)
	{
		return 'centos8'
	}

	if (Select-String -Pattern 'AlmaLinux release 8' -Path '/etc/*-release' -SimpleMatch -Quiet)
	{
		return 'AlmaLinux 8'
	}

	if (Select-String -Pattern 'Rocky Linux release 8' -Path '/etc/*-release' -SimpleMatch -Quiet)
	{
		return 'Rocky Linux 8'
	}

	if (Select-String -Pattern 'Jammy Jellyfish' -Path '/etc/*-release' -SimpleMatch -Quiet)
	{
		return 'ubuntu2204'
	}

	if (Select-String -Pattern 'Noble Numbat' -Path '/etc/*-release' -SimpleMatch -Quiet)
	{
		return 'ubuntu2404'
	}

	if (Select-String -Pattern 'bullseye' -Path '/etc/*-release' -SimpleMatch -Quiet)
	{
		return 'debian11'
	}

	if (Select-String -Pattern 'bookworm' -Path '/etc/*-release' -SimpleMatch -Quiet)
	{
		return 'debian12'
	}

	if (Select-String -Pattern 'Amazon Linux 2023' -Path '/etc/*-release' -SimpleMatch -Quiet)
	{
		return 'Amazon Linux 2023'
	}

	if (Select-String -Pattern 'Oracle Linux Server 8' -Path '/etc/*-release' -SimpleMatch -Quiet)
	{
		return 'Oracle Linux 8'
	}

	if (Select-String -Pattern 'FreeBSD 14' -Path '/etc/*-release' -SimpleMatch -Quiet)
	{
		return 'FreeBSD14'
	}

	if (Select-String -Pattern 'FreeBSD 13' -Path '/etc/*-release' -SimpleMatch -Quiet)
	{
		return 'FreeBSD13'
	}



	#---------------未来---------------
	if (Select-String -Pattern 'trixie' -Path '/etc/*-release' -SimpleMatch -Quiet)
	{
		return 'debian13'
	}

	if (Select-String -Pattern 'forky' -Path '/etc/*-release' -SimpleMatch -Quiet)
	{
		return 'debian14'
	}

	if (Select-String -Pattern 'FreeBSD 15' -Path '/etc/*-release' -SimpleMatch -Quiet)
	{
		return 'FreeBSD15'
	}

	if (Select-String -Pattern 'FreeBSD 16' -Path '/etc/*-release' -SimpleMatch -Quiet)
	{
		return 'FreeBSD16'
	}

	if (Select-String -Pattern 'Noble Numbat123' -Path '/etc/*-release' -SimpleMatch -Quiet)
	{
		return 'ubuntu2604'
	}

	#---------------国主---------------
	if (Select-String -Pattern 'openEuler 22.03' -Path '/etc/*-release' -SimpleMatch -Quiet)
	{
		return 'openEuler22.03'
	}

	if (Select-String -Pattern 'openEuler 24.03' -Path '/etc/*-release' -SimpleMatch -Quiet)
	{
		return 'openEuler24.03'
	}

	if (Select-String -Pattern 'UOS Server Enterprise-C' -Path '/etc/*-release' -SimpleMatch -Quiet)
	{
		return '统信UOS服务器版'
	}

	if (Select-String -Pattern 'Anolis OS 8' -Path '/etc/*-release' -SimpleMatch -Quiet)
	{
		return '龙蜥8'
	}

	if (Select-String -Pattern 'Soaring Falcon' -Path '/etc/*-release' -SimpleMatch -Quiet)
	{
		return 'Alibaba Cloud Linux 3'
	}

	#---------------旧---------------
	if (Select-String -Pattern 'openEuler 20.03' -Path '/etc/*-release' -SimpleMatch -Quiet)
	{
		return 'openEuler20.03'
	}

	if (Select-String -Pattern 'Tercel' -Path '/etc/*-release' -SimpleMatch -Quiet)
	{
		return 'kylin v10'
	}

	if (Select-String -Pattern 'Hunting Beagle' -Path '/etc/*-release' -SimpleMatch -Quiet)
	{
		return 'Alibaba Cloud Linux 2'
	}

	if (Select-String -Pattern 'Focal Fossa' -Path '/etc/*-release' -SimpleMatch -Quiet)
	{
		return 'ubuntu2004'
	}




	#---------------老旧---------------
	if (Select-String -Pattern 'buster' -Path '/etc/*-release' -SimpleMatch -Quiet)
	{
		return 'debian10'
	}

	if (Select-String -Pattern 'stretch' -Path '/etc/*-release' -SimpleMatch -Quiet)
	{
		return 'debian9'
	}

	if (Select-String -Pattern 'Bionic Beaver' -Path '/etc/*-release' -SimpleMatch -Quiet)
	{
		return 'ubuntu1804'
	}

	if (Select-String -Pattern 'Xenial Xerus' -Path '/etc/*-release' -SimpleMatch -Quiet)
	{
		return 'ubuntu1604'
	}

	if (Select-String -Pattern 'centos-7' -Path '/etc/*-release' -SimpleMatch -Quiet)
	{
		return 'centos7'
	}

	if (Select-String -Pattern 'Amazon Linux 2' -Path '/etc/*-release' -SimpleMatch -Quiet)
	{
		return 'Amazon Linux 2'
	}

	#---------------非主流---------------
	if (Select-String -Pattern 'Alpine' -Path '/etc/*-release' -SimpleMatch -Quiet)
	{
		return 'Alpine'
	}

	if (Select-String -Pattern 'CBL-Mariner' -Path '/etc/*-release' -SimpleMatch -Quiet)
	{
		return 'MS-CBL-Mariner2'
	}

	if (Select-String -Pattern 'Microsoft Azure Linux 3' -Path '/etc/*-release' -SimpleMatch -Quiet)
	{
		return 'Azure-Linux3'
	}

	if (Select-String -Pattern 'OpenCloudOS 8' -Path '/etc/*-release' -SimpleMatch -Quiet)
	{
		return 'TencentOpenCloudOS8'
	}

	if (Select-String -Pattern 'OpenCloudOS 9' -Path '/etc/*-release' -SimpleMatch -Quiet)
	{
		return 'TencentOpenCloudOS9'
	}

	#---------------temp---------------
	#if (Select-String -Pattern 'forky' -Path '/etc/*-release' -SimpleMatch -Quiet)
	#{
	#return 'debian14'
	#}



	# if (Select-String -Pattern 'jessie' -Path '/etc/*-release' -SimpleMatch -Quiet)
	# {
	# 	return 'debian8'
	# }

	return '未知'
}

return $private:判断linux发行版