[squid-users] Bug Report: proxy_auth -i case-insensitive matching broken in Squid 6.x

[Andre Bolinhas]

Hi
I can't create the pull request, returns the message "Pull request 
creation failed. Validation failed: must be a collaborator"


On 2026-03-05 2:40 p.m., Alex Rousskov wrote:
> On 2026-03-04 17:44, Andre Bolinhas wrote:
>
>> The |proxy_auth -i| ACL (case-insensitive user matching) is broken in 
>> Squid 6.x.
>
> Yes, there are several bugs/problems there. See a long comment above 
> Acl::Option class declaration for how things are supposed to work.
>
> If you can volunteer to work on a fix, please post a pull request as 
> discussed at https://wiki.squid-cache.org/MergeProcedure#pull-request
>
> In that pull request, instead of Option A and Option B, please do this:
>
> 1. Split ACLUserData::userDataNames into two sets: caseSensitiveNames 
> and caseInsensitiveNames. Add tokens to the right set, depending on 
> the current CaseInsensitive_ value. Search/print both sets as needed. 
> Remove flags.case_insensitive.
>
> 2. Ignore any '-i' and '+i' tokens in ACLUserData::parse(), with a 
> level-1 warning, instead of adding them to a set as if they were user 
> names.
>
> 3. Check other ACLs that use lineOptions() for similar bugs.
>
>
> Thank you,
>
> Alex.
> P.S. I am sorry that our Bugzilla is still down, preventing you from 
> using it to report this bug. We can continue to discuss this on GitHub.
>
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