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Re: SSLPolicy code questions/backport review


Thanks for the review! I will take this and clean up the code, mod_ssl certainly deserves it.

> Am 23.05.2018 um 09:51 schrieb Joe Orton <jorton@xxxxxxxxxx>:
> 
> Easier to do here than dump in STATUS; looking at reviewing the 2.4.x 
> backport:
> 
> https://svn.apache.org/repos/asf/httpd/httpd/patches/2.4.x/ssl-policy.patch 
> 
> 0. Overall looks good, I like the way this has been done!
> 
> 1. Is there a reason why we need SSLPolicyRec with (name, sc) members 
> rather than having a hash directly of SSLSrvConfigRec *?  The only time 
> ->name is used seems to be when creating the hash in add_policy().  
> [Reading back through commits, I guess this was a legacy of having ->dc 
> in there too]
> 
> 2. Storing the policies hash off pconf userdata seems surprising, is 
> there a reason that's done rather than putting it directly in 
> SSLModConfigRec?
> 
> 3. get_policy_names() seems be only now called with create=1, and hence 
> the same is true for get_policies(), so there are some redundant paths + 
> redundant arguments here which could be removed?
> 
> 4. There is a bunch of legacy from the now-removed SSLPolicyDefine 
> AFAICT still included on trunk (not in the 2.4 patch); there is a 
> reference added in the docs in the 2.4 patch though. e.g.
> 
> BOOL ssl_config_global_isfixed(SSLModConfigRec *mc)
> {
> -    return mc->bFixed;
> +    return mc && mc->bFixed;
> 
> is I think related and in trunk all the ssl_cmd_* handling of mc==NULL 
> case (again not in the backport).
> 
> 5. Very minor, please don't reformat the code now, but httpd code style 
> has case X: statements lined up with switch rather than indented.
> 
> Regards, Joe