Re: [viewvc-users] Annotation error

C. Michael Pilato wrote:
> John Beranek wrote:
>> I have ViewVC 1.1.0-beta1 installed on a Linux server using:
>>
>> Apache 2.2.3
>> Subversion 1.5.6
>> Python 2.4.3
>>
>> It's a fairly new installation, and I've only just noticed that whenever 
>> an annotation of a file in a local Subversion repository is requested 
>> the error:
>>
>> Error occurred while calculating annotation data.
>>
>> is shown, and no annotation is provided.
> 
> Have you configured the svn_config_dir parameter in viewvc.conf, pointing it
> to a directory that is accessible to the user as whom ViewVC is running (the
> Apache user)?

No, but it appears to be happily falling back to $HOME/.subversion for 
the Apache user, which is writeable.

>> How do I go about diagnosing the problem? There is no further 
>> information in the Apache error log that I can find...
> 
> If you're comfortable temporarily tweaking your ViewVC source code, there is
> a line in lib/viewvc.py (around line 2124) that looks like this:
> 
>     annotation = 'error'
> 
> Change that to say, instead:
> 
>     raise

Ah:

Traceback (most recent call last):
   File "/usr/local/viewvc-1.1.0-beta1/lib/viewvc.py", line 4008, in main
     request.run_viewvc()
   File "/usr/local/viewvc-1.1.0-beta1/lib/viewvc.py", line 400, in 
run_viewvc
     self.view_func(self)
   File "/usr/local/viewvc-1.1.0-beta1/lib/viewvc.py", line 1573, in 
view_annotate
     markup_or_annotate(request, 1)
   File "/usr/local/viewvc-1.1.0-beta1/lib/viewvc.py", line 1482, in 
markup_or_annotate
     blame_source, revision = request.repos.annotate(path, rev)
   File "/usr/local/viewvc-1.1.0-beta1/lib/vclib/svn/svn_repos.py", line 
554, in annotate
     youngest_rev, oldest_rev)
   File "/usr/local/viewvc-1.1.0-beta1/lib/vclib/svn/svn_repos.py", line 
309, in __init__
     ctx.config = core.svn_config_get_config(None)
   File "/usr/lib64/python2.4/site-packages/libsvn/core.py", line 3505, 
in svn_config_get_config
     return apply(_core.svn_config_get_config, args)
SubversionException: ("Can't open file '/root/.subversion/servers': 
Permission denied", 13)

Why would it think $HOME is /root - presumably because when Apache 
changes UID it doesn't set HOME?

Many thanks for your (quick!) help.

John.

-- 
John Beranek                         To generalise is to be an idiot.
http://redux.org.uk/                                 -- William Blake

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