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From: Max Carrara <m.carrara@proxmox.com>
To: "Proxmox VE development discussion" <pve-devel@lists.proxmox.com>,
	"Fabian Grünbichler" <f.gruenbichler@proxmox.com>
Subject: Re: [pve-devel] [PATCH common 2/2] certificate: fix formatting and whitespace
Date: Thu, 2 Mar 2023 16:44:16 +0100	[thread overview]
Message-ID: <83cf2c2b-260f-66ca-94f4-b75024e1321c@proxmox.com> (raw)
In-Reply-To: <1677665918.8biiyl17j5.astroid@yuna.none>

On 3/1/23 11:27, Fabian Grünbichler wrote:
> On February 28, 2023 5:36 pm, Max Carrara wrote:
>> Signed-off-by: Max Carrara <m.carrara@proxmox.com>
>> ---
>>  src/PVE/Certificate.pm | 23 ++++++++++++-----------
>>  1 file changed, 12 insertions(+), 11 deletions(-)
>>
>> diff --git a/src/PVE/Certificate.pm b/src/PVE/Certificate.pm
>> index 5ec1c6b..31def4c 100644
>> --- a/src/PVE/Certificate.pm
>> +++ b/src/PVE/Certificate.pm
>> @@ -385,19 +385,19 @@ sub generate_csr {
>>      $ssl_die->("Failed to allocate X509_NAME object\n") if !$name;
>>      my $add_name_entry = sub {
>>  	my ($k, $v) = @_;
>> -	if (!Net::SSLeay::X509_NAME_add_entry_by_txt($name,
>> -	                                             $k,
>> -	                                             &Net::SSLeay::MBSTRING_UTF8,
>> -	                                             encode('utf-8', $v))) {
>> +	if (!Net::SSLeay::X509_NAME_add_entry_by_txt(
>> +		$name, $k, &Net::SSLeay::MBSTRING_UTF8, encode('utf-8', $v)
> 
> not sure if I wouldn't prefer
> 
>     if (!Net::SSLeay::X509_NAME_add_entry_by_txt(
>         $name,
>         $k,
>         &Net::SSLeay::MBSTRING_UTF8,
>         encode('utf-8', $v),
>     )) {
> 
> here, it's kinda ugly in both variants to be honest ;)
> 
> maybe 
> 
> my $res = Net::SSLeay::X509_NAME_add_entry_by_txt(
>     $name,
>     $k,
>     &Net::SSLeay::MBSTRING_UTF8,
>     encode('utf-8', $v),
> );
> 
> $cleanup->(..) if !$res;
> 
> would be nicer?
>

That does look much nicer -- including that in v2. Thanks!

>> +	    )
>> +	) {
>>  	    $cleanup->(1, "Failed to add '$k'='$v' to DN\n");
>>  	}
>>      };
>>  
>>      $add_name_entry->('CN', $common_name);
>>      for (qw(C ST L O OU)) {
>> -        if (defined(my $v = $attr{$_})) {
>> +	if (defined(my $v = $attr{$_})) {
>>  	    $add_name_entry->($_, $v);
>> -        }
>> +	}
>>      }
>>  
>>      if (defined($pem_key)) {
>> @@ -431,11 +431,12 @@ sub generate_csr {
>>  	if (!Net::SSLeay::X509_REQ_set_subject_name($req, $name));
>>  
>>      $cleanup->(1, "Failed to add extensions to CSR\n")
>> -	if !Net::SSLeay::P_X509_REQ_add_extensions($req,
>> -	        &Net::SSLeay::NID_key_usage => 'digitalSignature,keyEncipherment',
>> -	        &Net::SSLeay::NID_basic_constraints => 'CA:FALSE',
>> -	        &Net::SSLeay::NID_ext_key_usage => 'serverAuth,clientAuth',
>> -	        &Net::SSLeay::NID_subject_alt_name => join(',', map { "DNS:$_" } @$san),
>> +	if !Net::SSLeay::P_X509_REQ_add_extensions(
>> +	    $req,
>> +	    &Net::SSLeay::NID_key_usage => 'digitalSignature,keyEncipherment',
>> +	    &Net::SSLeay::NID_basic_constraints => 'CA:FALSE',
>> +	    &Net::SSLeay::NID_ext_key_usage => 'serverAuth,clientAuth',
>> +	    &Net::SSLeay::NID_subject_alt_name => join(',', map { "DNS:$_" } @$san),
>>  	);
> 
> this one is actually against our style guide in both old and new, it should use
> a regular if with proper wrapping, not a post-if, like the first hunk of this
> patch :)
>
> https://pve.proxmox.com/wiki/Perl_Style_Guide#Breaking_long_lines_and_strings

Mea culpa; missed that.

>
> could also use the 'store result in variable' style if it helps with readability.
> 

Either way feels a bit "clumsy" to be honest.

Maybe let it short-circuit on success? Something like this:

    Net::SSLeay::P_X509_REQ_add_extensions(
	$req,
	&Net::SSLeay::NID_key_usage => 'digitalSignature,keyEncipherment',
	&Net::SSLeay::NID_basic_constraints => 'CA:FALSE',
	&Net::SSLeay::NID_ext_key_usage => 'serverAuth,clientAuth',
	&Net::SSLeay::NID_subject_alt_name => join(',', map { "DNS:$_" } @$san),
    ) or $cleanup->(1, "Failed to add extensions to CSR\n");


>>  
>>      $cleanup->(1, "Failed to set public key\n")
>> -- 
>> 2.30.2
>>
>>
>>
>> _______________________________________________
>> pve-devel mailing list
>> pve-devel@lists.proxmox.com
>> https://lists.proxmox.com/cgi-bin/mailman/listinfo/pve-devel
>>
>>
>>
> 
> 
> _______________________________________________
> pve-devel mailing list
> pve-devel@lists.proxmox.com
> https://lists.proxmox.com/cgi-bin/mailman/listinfo/pve-devel
> 
> 





  reply	other threads:[~2023-03-02 15:44 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-02-28 16:36 [pve-devel] [PATCH-SERIES common/manager] Fix SSL Certificate and Key Upload Issues Max Carrara
2023-02-28 16:36 ` [pve-devel] [PATCH common 1/2] certificate: add subroutine that checks if cert and key match Max Carrara
2023-03-01 10:17   ` Fabian Grünbichler
2023-03-02 13:14     ` Max Carrara
2023-02-28 16:36 ` [pve-devel] [PATCH common 2/2] certificate: fix formatting and whitespace Max Carrara
2023-03-01 10:27   ` Fabian Grünbichler
2023-03-02 15:44     ` Max Carrara [this message]
2023-02-28 16:36 ` [pve-devel] [PATCH manager 1/2] fix #4552: certhelpers: check if custom cert and key match on change Max Carrara
2023-02-28 16:36 ` [pve-devel] [PATCH manager 2/2] ui: cert upload: fix private key field sending empty string Max Carrara
2023-03-01  9:35   ` Matthias Heiserer
2023-03-02 10:42     ` Max Carrara

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