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Re: [PATCH 1/3] remote: Add warnings about mixin --mirror and other remotes

From
Junio C Hamano <gitster@pobox.com>
Date
Jun 23, 2013, 22:33 UTC
Message-ID
<7vmwqge9u9.fsf@alter.siamese.dyndns.org>
In-Reply-To
<1372023811.24315.15.camel@localhost>
Dennis Kaarsemaker <dennis@kaarsemaker.net> writes:
Show 21 quoted lines
> On zo, 2013-06-23 at 14:22 -0700, Junio C Hamano wrote:
>> Dennis Kaarsemaker <dennis@kaarsemaker.net> writes:
>> 
>> > Equality for
>> > wildcards is allowed and tested for, so do we really want to 'outlaw'
>> > equality of non-wildcard refspecs?
>> 
>> I am not sure what you mean by "equality for wildcards is allowed".
>> Do you mean this pair of remote definition is sane and not warned?
>> 
>> 	[remote "one"]
>>         	fetch = refs/heads/*:refs/remotes/mixed/*
>> 
>> 	[remote "two"]
>>         	fetch = refs/heads/*:refs/remotes/mixed/*
>
> I personally don't consider them very sane and didn't originally support
> that. But this behavior is tested for in t5505-remote.sh test 27, which
> started failing until I stopped warning for equal refspecs. This support
> for "alt remotes" in prune was added by c175a7ad in 2008. The commit
> message for that commit give a plausible reason for using them.

I actually do not read it that way. What it wanted to do primarily was to avoid pruning "refs/remotes/alt/*" based on what it observed at the remote named "alt", when the refs fetched from that remote is set to update "refs/remotes/origin/*".

The example in the log message is a special case where two physically different remotes are actually copies of a single logical repository, so in that narrow use case, it may be OK, but it is an unusual thing to do and we should "warn" about it, I think.

In any case, I've been assuming in this discussion "allow" is to silently accept, and overlaps are "warned" but not "rejected". So if you meant by 'outlaw' to die and refuse to run, that is not what I meant.

Previous: Dennis KaarsemakerNext: Dennis Kaarsemaker
Message 18 of 23 in “[BUG?] remote prune origin interacts badly with clone --mirror and multiple remotes”
  1. Dennis KaarsemakerJun 20, 2013
  2. remote: make prune work for mixed mirror/non-mirror reposDennis Kaarsemaker, Jun 20, 2013
  3. Junio C HamanoJun 20, 2013
  4. Dennis KaarsemakerJun 20, 2013
  5. Junio C HamanoJun 20, 2013
  6. Dennis KaarsemakerJun 20, 2013
  7. Junio C HamanoJun 20, 2013
  8. Jeff KingJun 20, 2013
  9. Dennis KaarsemakerJun 20, 2013
  10. Junio C HamanoJun 20, 2013
  11. remote: make prune work for mixed mirror/non-mirror reposDennis Kaarsemaker, Jun 20, 2013
  12. 0/3 Handling overlapping refspecs slightly smarterDennis Kaarsemaker, Jun 21, 2013
  13. 1/3 remote: Add warnings about mixin --mirror and other remotesDennis Kaarsemaker, Jun 21, 2013
  14. Junio C HamanoJun 21, 2013
  15. Dennis KaarsemakerJun 23, 2013
  16. Junio C HamanoJun 23, 2013
  17. Dennis KaarsemakerJun 23, 2013
  18. Junio C HamanoJun 23, 2013
  19. Dennis KaarsemakerJun 26, 2013
  20. Junio C HamanoJun 26, 2013
  21. 2/3 remote: Add test for prune and mixed --mirror and normal remotesDennis Kaarsemaker, Jun 21, 2013
  22. 3/3 remote: don't prune when detecting overlapping refspecsDennis Kaarsemaker, Jun 21, 2013
  23. Junio C HamanoJun 21, 2013

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