Re: [pve-devel] [PATCH storage v5 02/12] plugin: dir: implement import content type

[Dominik Csapak <d.csapak@proxmox.com>]

On 11/15/24 12:16, Fiona Ebner wrote:
> On 14.11.24 10:32 AM, Dominik Csapak wrote:
>> in DirPlugin and not Plugin (because of cyclic dependency of
>> Plugin -> OVF -> Storage -> Plugin otherwise)
>>
>> only ovf is currently supported (though ova will be shown in import
>> listing), expects the files to not be in a subdir, and adjacent to the
>> ovf file.
>>
>> listed will be all ovf/qcow2/raw/vmdk files.
>> ovf because it can be imported, and the rest because they can be used
>> in the 'import-from' part of qemu-server.
>>
>> Signed-off-by: Dominik Csapak <d.csapak@proxmox.com>
> 
> Reviewed-by: Fiona Ebner <f.ebner@proxmox.com>
> 
>> diff --git a/src/PVE/GuestImport/OVF.pm b/src/PVE/GuestImport/OVF.pm
>> index 3950289..29dfaad 100644
>> --- a/src/PVE/GuestImport/OVF.pm
>> +++ b/src/PVE/GuestImport/OVF.pm
>> @@ -221,6 +221,8 @@ ovf:Item[rasd:InstanceID='%s']/rasd:ResourceType", $controller_id);
>>   	}
>>   
>>   	($backing_file_path) = $backing_file_path =~ m|^(/.*)|; # untaint
>> +	($filepath) = $filepath =~ m|^(${PVE::Storage::SAFE_CHAR_CLASS_RE}+)$|; # untaint & check no sub/parent dirs
> 
> Nit: you could have ".." or "." by itself, but I guess those are
> unproblematic?

you're right for this patch, that should be checked,
but this check get's changed in a later patch
(ovf: improve and simplify  path checking code)


i can fix it here too and rebase, not sure if it's necesary?

> 
>> +	die "invalid path\n" if !$filepath;
>>   
>>   	my $virtual_size = PVE::Storage::file_size_info($backing_file_path);
>>   	die "error parsing $backing_file_path, cannot determine file size\n"
> 
> ---snip---
> 
>> +
>> +    my ($vtype, $name, undef, undef, undef, undef, $fmt) = $class->parse_volname($volname);
>> +    die "invalid content type '$vtype'\n" if $vtype ne 'import';
>> +    die "invalid format\n" if $fmt ne 'ova' && $fmt ne 'ovf';
> 
> The $IMPORT_EXT_RE_1 regex doesn't include 'ova' anymore. Is it still
> wanted here?



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