Re: [PATCH] Revert "proxy.cgi: Fix for Bug #12826 'squid >=5 crashes on literal IPv6 addresses'"

["Peter Müller" <peter.mueller@ipfire.org>]

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Acked-by: Peter Müller <peter.mueller(a)ipfire.org>

> This reverts commit e0be9eab47d621545e5498c32c0fef39f7ef84a9.
> 
> This change is now producing problems on IPv6-enabled systems as it will
> deny access to any website that is IPv6-enabled as well, even if the
> client connected using IPv4.
> 
> I have tested if squid is now running on fine on systems where IPv6 is
> disabled and can confirm that its running just fine.
> 
> Signed-off-by: Michael Tremer <michael.tremer(a)ipfire.org>
> ---
>  html/cgi-bin/proxy.cgi | 12 +-----------
>  1 file changed, 1 insertion(+), 11 deletions(-)
> 
> diff --git a/html/cgi-bin/proxy.cgi b/html/cgi-bin/proxy.cgi
> index 71be315f6..c8e3576df 100644
> --- a/html/cgi-bin/proxy.cgi
> +++ b/html/cgi-bin/proxy.cgi
> @@ -3525,19 +3525,9 @@ END
>  			$_ =~ s/__PROXY_PORT__/$proxysettings{'PROXY_PORT'}/;
>  			print FILE $_;
>  		}
> -		print FILE "\n#End of custom includes\n\n";
> +		print FILE "\n#End of custom includes\n";
>  		close (ACL);
>  	}
> -
> -		print FILE <<END
> -# Prevent ipv6 requests to avoid crash in squid > 5.x
> -acl to_ipv6 dst ipv6
> -acl from_ipv6 src ipv6
> -http_access deny to_ipv6
> -http_access deny from_ipv6
> -END
> -	;
> -
>  	if ((!-z $extgrp) && ($proxysettings{'AUTH_METHOD'} eq 'ncsa') && ($proxysettings{'NCSA_BYPASS_REDIR'} eq 'on')) { print FILE "\nredirector_access deny for_extended_users\n"; }
>  
>  	# Check if squidclamav is enabled.